Method of converting compound protocol in multimedia broadcasting network

Display substrate, driving method thereof and display device

The invention provides a display substrate, a driving method thereof and a display device.The display substrate comprises a substrate base plate which comprises a display area and a non-display area surrounding the display area; the grid lines are located in the display area and extend in the first direction; the grid lines are arranged in the non-display area, the grid driving circuit is located in the non-display area, the energy-saving circuit is coupled between the signal output end of the grid driving circuit and the multiple grid lines, the sequential control circuit is coupled with the energy-saving circuit, and the grid driving circuit is used for outputting grid signals needed by the corresponding grid lines; wherein the time sequence control circuit is used for detecting a static area in the display area and outputting a control signal to the energy-saving circuit; the energy-saving circuit is used for cutting off the output of the grid signal of the grid line corresponding to ...

一种实现媒体流穿越网络地址转换设备的方法

This invention is relative to a method for implementing transmission of media flow between the private network and public network. It also can be used to transmit media flow among the multimedia devices in private network. The invention includes following steps: building H245 logical channel between the calling party and called party; each sending the private message for transferring interface enabled to the opposite interface enabled; after receiving the private message for transferring interface enabled, responding to the enabled interface to confirm the private message, meanwhile sending out the private message for enabling media; responding to the private message for enabling media; sending media flow; keeping the private information in timing transmission channel.

Goods intra-vehicle falling-prevention system of automatic loading and unloading vehicle

The invention relates to a goods intra-vehicle falling-prevention system of an automatic loading and unloading vehicle. The goods intra-vehicle falling-prevention system of the automatic loading and unloading vehicle comprises a wagon box (1), wherein the left inner wall and the right inner wall of the wagon box (1) are respectively provided with a lateral air cushion (2), middle air cushions (3) are arranged in the middle of the wagon box (1), an installation framework (6) is arranged in the middle of the wagon box (1), the middle air cushions (3) are installed at the left side and the right side of the installation framework (6), the multiple middle air cushions (3) are arranged in a matrix mode. The goods intra-vehicle falling-prevention system of the automatic loading and unloading vehicle can effectively prevent goods containers inside the wagon box from falling and being impacted.

Video data self-adapting partition device in encoder

The invention provides a video data self-adapting dividing device in an encoder, wherein, the encoder receives channel data; the video data self-adapting dividing device divides M video frames; one ora plurality of video units are obtained after respectively dividing each video frame; each video unit comprises a plurality of macro blocks; the video units are then used for filling data blocks of physical layers, and each physical layer is guaranteed to comprise a plurality of video units. The video data self-adapting dividing device of the invention is combined with the characteristics of physical channels through self-adapting dividing video data units and by full utilization of data dividing method of information sources and meets as possible the requirement that an image strip or a subdivision is filled in a physical data package, thereby video errors are isolated in the image strip or the subdivision under the condition of abnormality of channels, consequently the invention has theadvantages ...

Cluster type stream media networking system and its content issue and service method

The system for organizing network includes the service system, the stream media service system (SMSS), and terminal systems. The service system is connected to the service support system including an electronic program directory system connected to the terminal systems. The disclosed system also includes central server for stream media management configuration (SMMC). SMSS includes at least a central node. The central node is corresponding to fringe nodes in N stages, where N larger than or equal to zero. Fringe nodes in up most stage are connected to the central node. Both the central node and fringe node include a SMMC client end, a set of stream media server, and a set of memory device. Central server for SMMC is connected to SMMC client ends of each node so as to form a distributed structure. The invention also discloses convenient content issuance, and service method based on the said system. The invention suits requirement of large quantity of user, and large user area.

Video data self-adapting partition device in encoder

The invention provides a video data self-adapting dividing device in an encoder, wherein, the encoder receives channel data; the video data self-adapting dividing device divides M video frames; one or a plurality of video units are obtained after respectively dividing each video frame; each video unit comprises a plurality of macro blocks; the video units are then used for filling data blocks of physical layers, and each physical layer is guaranteed to comprise a plurality of video units. The video data self-adapting dividing device of the invention is combined with the characteristics of physical channels through self-adapting dividing video data units and by full utilization of data dividing method of information sources and meets as possible the requirement that an image strip or a subdivision is filled in a physical data package, thereby video errors are isolated in the image strip or the subdivision under the condition of abnormality of channels, consequently the invention has the ...

Method for conveying IP packet in broadcast network

The present invention provides an IP message transmission method of broadcasting network, which can be used for effectively completing IP-based business in the multi-media broadcasting network, such as browsing, games and so on. In the method, the Mac address, IP and UDP header, and IP data payload are packaged in an IP load; the Mac address indication and IP header compression indication are packaged in an IP block head; the IP block head, the IP load and the CRC are packaged in a data unit; the length and the type of each data unit are recorded in a data segment head; a plurality of data units are packaged in the data segment; the data segment and other data to be transmitted are packaged and transmitted in a business channel; the terminal extracts each data unit after receiving the data segment, according to the length of each data unit in the head; the IP, the UDP header and the IP payload are extracted from the data unit so as to acquire the IP message. The length of the Mac address ...

System and method for realizing fluid medium advertisement

The system comprises: service management server, local stream-media server and terminal. The service management server comprises: a policy-making module and a list-sending module; the policy-making module is used for making advertisement playing policy; the list sending module is used for sending down the program playing list according to the advertisement playing policy. The local stream media server comprises a service operation module used for sending the advertisement content to the terminal based on the requirement of the advertisement and the request from the service management server. The method comprises: making the advertisement playing policy; sending the program playing list; sending the bit-stream containing the advertisement content.

Swinging water outlet structure and closestool

The invention discloses a swing water outlet structure and a closestool, and the swing water outlet structure comprises a shell which is provided with a shell water inlet and a shell water outlet; the Venturi cavity is arranged in the shell and comprises a first flow velocity cavity and a second flow velocity cavity which are communicated with each other; one end of the water swinging cavity is communicated with the Venturi cavity, and the other end is communicated with the shell water outlet; one end of the negative pressure cavity communicates with the second flow velocity cavity, and the other end communicates with the water swinging cavity; the cross sectional area of the negative pressure cavity is larger than that of the second flow velocity cavity; one end of the feedback channel is communicated with the shell water outlet, and the other end is indirectly communicated with the water outlet of the second flow velocity cavity through the negative pressure cavity; the two feedback channels ...

A video phone terminal and realizing method

Method for spreading digital audio and video parameter set

The invention discloses a method for transmitting a digital audio-video parameter set. The method comprises the following steps: in the process of sending each received circuit of an audio-video code stream by the broadcast sending end, the parameter set and corresponding audio-video data are separated; and before the audio-video data with the same parameter set is sent in each multiplexing subframe, the same parameter set is sent to the broadcast receiving end. The same parameter set is multiplexed in a multiplexing block or an audio-video data unit; and if the parameter set is changed compared with the prior parameter set, the changed same parameter set is sent to the broadcast receiving end to indicate that the parameter set is changed. The method is applied to avoid repeated transmission of the same parameter set, can effectively utilize bandwidth, well solve the problem of real-time parameter transmission, can rapidly and randomly access a user and bring no extra influence on a continuously-watching ...

Method for transmitting, accessing authority hierarchical content in data broadcast and file scrambling method

The invention published a method for classing the access authority and scrambling algorithm in the data broadcasting process. It includes that: firstly, scramble about the transmission document according to their access authority. Marking the scrambling information of transmission object in attribute description table, to create and send the attribute description table of the described document. Then, the receiving end access the data broadcasting service to receive the document's attribute description table. If the described document includes the scrambling information, receive the scrambling information according to the scrambling information of the described document. After decrypting the scrambling information, access the document. The invention can access the document in rank in the broadcasting model, which offer the value added business for the broadcast service provider. The invention has simple realization and good extension when describe the scrambling method.

Conversion method from transmission stream to China mobile multimedia broadcasting multiplex protocol

The invention discloses a conversion method from the TS into the CMMB Reuse Protocol, which comprises the following steps: taking out the video PES or audio PES in a time-stamp respectively according to the grouping identifier in the TS; taking out the PES package from the MPEG transport package; taking out the PTS or DTS from the PES packet header and transforming into the time-stamp in the frames, the TS is used to set the presentation time of the video data or the audio data and to realize the synchronization of the video and audio broadcasting; according to the requirements of CMMB Reuse Protocol filling the video frequency ES package into the video unit or filling the audio frequency ES package into the audio unit to form a reuse frame within the set time limit; judging whether the data encapsulation within the set time limit is finished or not according to the time-stamp in the reuse frame; encapsulating and sending the reuse frame if the data encapsulation in the setting time is ...

Method of terminal correcting clock

A clock correcting method for terminals comprises the following steps: (1) the terminal receives the program data sent by a system side and sets a local clock as T0 when receiving the data for the first time and the terminal receives business data with fixed time length every time. (2) Whenever the terminal receives data, the terminal calculates according to the initial time T0, the times N of data receiving and fixed time interval T to obtain a current time X and corrects the local clock with the current time X.

VOIP-based elevator networking intelligent emergency alarm method and system

The invention belongs to the technical field of communication, and discloses a VOIP-based elevator networking intelligent emergency alarm method which comprises the following steps: step 1, when an alarm button in an elevator is pressed by a person in the elevator, judging an alarm type; 2, the state of the elevator is obtained, and if the state is normal and the alarm type is conventional alarm, first prompt voice is sent out; if the state is a fault state or a normal state and the alarm type is a forced alarm, sending out a second prompt voice, and accessing a five-party interphone and/or accessing an external customer service through VOIP communication; according to the method, when an alarm occurs, on the basis of elevator state analysis performed at the elevator end, related voice broadcast and/or automatic alarm can be autonomously determined, timely voice guidance and pacification can be provided for people in the elevator, alarm is synchronously performed, the intelligent degree ...

Transmission method for multimedia broadcast service

Voltage regulation and control system, voltage regulation and control method, display device and control method thereof

The invention provides a voltage regulation and control system, a voltage regulation and control method, a display device and a control method thereof, and the voltage regulation and control system comprises a temperature measurement unit which is configured to collect the temperature information of a target device; the processing unit is connected with the temperature measuring unit and is configured to receive the temperature information and determine target regulation and control information corresponding to the temperature information; the time sequence controller is connected with the processing unit and is configured to receive the target regulation and control information and output target time sequence control information corresponding to the target regulation and control information; and the power management unit is connected with the time sequence controller and is configured to receive the target time sequence control information and output a target output voltage corresponding ...

Terminal for clock synchronization

A clock synchronous system of movable multimedia network includes a data memorizer, a calculating device and a correcting device; wherein, the data memorizer is used for receiving and storing a service data at the system side. The calculating device is used for calculating the current time X according to initial time T0, the times N for receiving data and a fixed time interval T after the servicedata is received at every time interval T. The correcting device is used for collecting a local clock according to the current time X.

Method of converting compound protocol in multimedia broadcasting network

The invention discloses a protocol conversion method of the multimedia broadcasting network, which comprises the following steps: taking out the video PES or audio PES from the transport package; taking out the PES package from the MPEG transport package; taking out the PTS or DTS from the PES packet header and transforming into the time-stamp in the frames; taking out the ES package from the PESand according to the requirements of CMMB Reuse Protocol filling the video frequency ES package into the video unit or filling the audio frequency ES package into the audio unit to form a reuse framein the setting time; encapsulating and sending the reuse frame.

A video and audio synchronization playing method for mobile multimedia broadcasting

CIRCUIT AND METHOD FOR REGULATING POWER SUPPLYING, AND TEST SYSTEM

The present disclosure relates to a circuit for regulating power supplying, a method for regulating power supplying and a test system. The circuit for regulating power supplying includes a switch circuit connected to a first power terminal and an output terminal. The switch circuit is configured to control whether a power supply is turned on or off. The circuit includes a turn-off rate control circuit connected to the first power terminal, a second power terminal and the switch circuit, The turn-off rate control circuit is configured to control a turn-off rate of the switch circuit.

Platform roller way height aligning system used for dump truck

The invention relates to a platform roller way height aligning system used for a dump truck. The platform roller way height aligning system comprises a fixed support (1), wherein a platform roller way (4) is formed in the fixed support (1), the front end of the fixed support (1) is provided with a screw lifter (2), the input end of the screw lifter (2) is connected with a servo motor (3), the output end of the screw lifter (2) is connected with the bottom of the platform roller way (4), an overturning roller way (5) is formed in the front end of the platform roller way (4), a laser range finer (6) is arranged at the front end of the overturning roller way (5), a supporting seat (7) is arranged at the bottom of the front end of the platform roller way (4) and provided with a cylinder (8), and the piston rod end of the cylinder (8) is fixedly connected with the overturning roller way (5). According to the platform roller way height aligning system used for the dump truck, the platform roller ...

Method for implementing multiple video strems in mobile multimedia broadcast

一种日志信息的自动循环存储方法

... 本发明公开了一种以日志文件方式构成的日志信息自动循环存储方法与系统。通过在初始化模块中设置指针文件和日志文件的各类参数，由定时器模块定时对正在操作的日志文件进行扫描，并按顺序循环打开其它日志文件进行操作，而写日志信息时可按设定的级别和内容要求保存信息。本发明的方法系统在应用中相对独立，能够灵活地被调用。在各类计算机应用系统尤其是通信系统中的调试和运行都能达到良好的效果。 ...

Bad cylinder battery recycling device

The utility model relates to a bad cylinder battery recycling device, it includes frame (1), frame (1) top is provided with arrangement mechanism (2), arrangement mechanism (2) rear side is provided with into box mechanism (3), frame (1) front side is provided with magazine elevating system (4), arrangement mechanism (2) is including fixed mounting seat (2.1), fixed mounting seat (2.1) including lower plate (2.1.1), lower plate (2.1.1) top is provided with the battery and places board (2.1.2), be provided with lift cylinder (2.2) on the lower plate (2.1.1), lift cylinder (2.2) top is provided with lift platform (2.4), be provided with translation cylinder (2.6) on lift platform (2.4), be provided with battery supporting plate (2.7) on translation cylinder (2.6). The utility model relates to a bad cylinder battery recycling device, it can satisfy the automatic of bad cylinder battery and retrieves, has guaranteed battery security and production efficiency.

Multimedia broadcasting program reminding method of mobile terminal

Conversion method of multiplexing protocols in broadcast network

A device and method for quick switching of channels

A stream media data content management method

Method for H.323 agent server to register on gatekeeper from terminals after being agent of NAT

The method includes following steps: in the H.323 protocol, the login address of private network adopts the express form that is IP address+port, the proxy server distributes monitoring port to different terminal login, uses the method that is same IP address +different port to indicates different terminal, that makes the different private network terminal to send out different login address through one H.323 proxy server, so different type net keeper can correctly logs in.

Hard disk recorder with human face image capturing function and method for capturing a human face image

The invention discloses a hard disk recorder with human face image capturing function and a method for capturing a human face image. The hard disk recorder comprises a human face image capturing system. The human face image capturing system comprises an image acquisition unit, a first storage unit, a human face real-time comparison unit, an image real-time screening unit, a second storage unit anda human face afterward comparison unit, wherein the image real-time screening unit screens a human face image in the first storage unit according to the similarity calculated by the human face real-t ime comparison unit, and keeps only one human face posture image for the same person. The human face afterward comparison unit selects human face images which have similarities, with human face imagesset in the second storage unit, smaller than the set similarity, and stores the human face images into the second storage unit. The hard disk recorder and the method directly complete acquisition wor k ...

Module stacking mechanism

The invention relates to the technical field of stacking mechanisms, in particular to a module stacking mechanism and a module.The module comprises a cooling pipe and a battery cell arranged on the side of the cooling pipe, the cooling pipe is provided with a pipe connector communicated with the interior of the cooling pipe, and the end of the pipe connector is provided with a conical guide end; the stacking mechanism comprises a rack; the fixing tool is arranged on the machine frame, fixing mechanisms are arranged on the fixing tool, the fixing mechanisms are used for clamping and fixing modules, the number of the fixing mechanisms is at least two, in the using process, corrugated pipes are clamped through the clamping mechanisms, meanwhile, the fixing mechanisms on the fixing tool are used for clamping and fixing the multiple sets of modules, and the fixing mechanisms are arranged on the fixing tool and used for clamping and fixing the multiple sets of modules. The displacement mechanism ...

Method of terminal correcting clock

A clock correcting method for terminals comprises the following steps: (1) the terminal receives the program data sent by a system side and sets a local clock as T0 when receiving the data for the first time and the terminal receives business data with fixed time length every time. (2) Whenever the terminal receives data, the terminal calculates according to the initial time T0, the times N of data receiving and fixed time interval T to obtain a current time X and corrects the local clock with the current time X.

Display substrate, manufacturing method thereof, display panel and display device

The present disclosure relates to the field of display technology, and provides a display substrate, a manufacturing method thereof, a display panel, and a display device. The display substrate includes a base substrate, a plurality of gate lines on the base substrate, a film structure on a side of the plurality of gate lines away from the base substrate, and a plurality of conductive lines on a side of the film structure away from the base substrate. In the display substrate, an orthographic projection of each gate line on the base substrate at least partially overlaps with an orthographic projection of a corresponding conductive line on the base substrate, and a signal transmitted on each conductive line is inverted from a signal transmitted on a corresponding gate line.

Packaging method of multimedia broadcasting system media data flow

The invention relates to a method for encapsulation of media data stream in a multimedia broadcasting system, and the media data stream of each channel of the broadcasting system selectively comprises video frequency components, audio frequency components and accessory data components, which comprises the following steps: choosing and encapsulating one or more components among the video frequencycomponents, audio frequency components or accessory data components in need of sending in the data frame of each channel; settling the data and parameters of the selected data components; collocatingthe header and recording the length of the header therein; recording the symbol information and the parameter information of the selected data component type in the header. The method sends multi-media data stream effectively in a channel via the encapsulation components, and sends only the components in need of sending and correspondingly transferring the component broadcasting program needed inthe ...

Method for spreading digital audio and video parameter set

The invention discloses a method for transmitting a digital audio-video parameter set. The method comprises the following steps: in the process of sending each received circuit of an audio-video code stream by the broadcast sending end, the parameter set and corresponding audio-video data are separated; and before the audio-video data with the same parameter set is sent in each multiplexing subframe, the same parameter set is sent to the broadcast receiving end. The same parameter set is multiplexed in a multiplexing block or an audio-video data unit; and if the parameter set is changed compared with the prior parameter set, the changed same parameter set is sent to the broadcast receiving end to indicate that the parameter set is changed. The method is applied to avoid repeated transmission of the same parameter set, can effectively utilize bandwidth, well solve the problem of real-time parameter transmission, can rapidly and randomly access a user and bring no extra influence on a continuously-watching ...

Multi-picture video display processing method

The invention relates to a multi-picture video display processing method, which processes the multi-picture video display by using a service network controlling a mobile terminal. The invention includes the following steps: A) the service network transmits a plurality of real-time video streams and coordinate data of corresponding respective display window endpoint positioned in a mobile terminal display screen through wireless channels; B) the mobile terminal receives the video streams and the coordinate data, and displays corresponding content of the video streams in corresponding display windows according to the coordinate data. The multi-picture video display processing method controls the multi-picture display of the mobile terminal through the coordinate data of the respective corresponding display window endpoint transmitted by the service network in a plurality of video streams which are corresponding to multiple pictures, and fulfills the multi-picture service and common display ...

A device and method for quick switching of channels

The invention discloses a device and a method realizing fast switching of channel, both of which can ensure a forecast channel with switching possibility and receive and cache channel content of the forecast channel; when the objective channel to be switched is the forecast channel, the invention can broadcast cached channel content of the forecast channel and switch to the forecast channel. Thus, as the device and the method provided by the invention realizing fast switching of channel can pre-determine the forecast channel to be switched and cache the content of the forecast channel, the cached content of the forecasting channel can be broadcasted previously when the follow-up forecast channel is to be switched, while realizing channel switching. The device and the method can significantly save time of switching channel directly, thereby effectively shortening time consumption of channel switching felt by user and then significantly improving user satisfaction.

Auxiliary data encapsulation method for media data flow of multimedia broadcasting system

The invention relates to an auxiliary data encapsulation method of data stream of a multimedia broadcasting system, which encapsulates the auxiliary data in a channel data with the following steps: 1.1) the channel data is specially provided with an auxiliary data segment (13); 1.2) a segment header is configured for the auxiliary data segment (13), and a number N of auxiliary data units is recorded in the segment header; 1.3) a plurality of auxiliary data units which are encapsulated in the auxiliary data are configured for the auxiliary data segment (13), and the number of the auxiliary data units is equal to N. The method can improve the transmission efficiency of the auxiliary data, further achieves applications of subtitles, file download, IP multicast and other auxiliary data functions on the premise of fulfilling clear audio and video.

Method for inspecting network band width

The method is used for detecting the network bandwidth between the stream media server and user's player, and comprises: 1) in user's program-ordering process, the stream media server sends a bandwidth detecting message to the user's player; 2) after receiving the bandwidth detecting message, the user's player returns a confirmation message to the stream media server; 3) according to the time length of message confirmation, the data length of message, the network fixed time delay and the message head length, the stream media server gets the network bandwidth.

Clock synchronous system of moving multimedia network

Mobile multimedia broadcast data transmission method

The invention provides a method for transmitting a mobile multimedia broadcasting data, which comprises the steps: (1) each multiplex subframe of a mobile multimedia broadcasting multiplex frame is divided into a multiplex subframe head and a multiplex subframe data body; wherein, length of the multiplex subframe head is stationary and length of the multiplex subframe data body is variable; (2) the multimedia broadcasting data to be transmitted and category of the data are determined; (3) the category information of the data to be transmitted is recorded in the multiplex subframe head; (4) according to different categories of the data to be transmitted, different data encapsulation formats are determined and according to the determined encapsulation formats, the date to be transmitted is encapsulated in the multiplex subframe data body to be transmitted.

Conversion method from transmission stream to China mobile multimedia broadcasting multiplex protocol

System and method for realizing regional broadcast

The method broadcasts the various defined programs toward a defined area via the multiplexer. It includes: providing an area management device (AM); configuring the physical area (PA) info and related logic area (LA) info in the broadcast system according to the operator's instruction; deciding the relationship between PA and LA; the program source device configures the broadcast destination area for each program; when the program time is due, the program source sends the program to the multiplexer. The broadcasted media flow includes id of the defined LA of broadcasting this program. When receiving the media info sending from the program source device, the multiplexer draws LA id from the media flow. According to the relation configured by AM between LA and PA, the multiplexer finds the related PA. Then the multiplexer broadcasts toward the emitting station of this PA. Thus, the multi-media broadcast content broadcasting toward the defined area is realized.

Method for differentiating transmissions of control information and media information in mobile multimedia broadcast

Method for conveying IP packet in broadcast network

The present invention provides an IP message transmission method of broadcasting network, which can be used for effectively completing IP-based business in the multi-media broadcasting network, such as browsing, games and so on. In the method, the Mac address, IP and UDP header, and IP data payload are packaged in an IP load; the Mac address indication and IP header compression indication are packaged in an IP block head; the IP block head, the IP load and the CRC are packaged in a data unit; the length and the type of each data unit are recorded in a data segment head; a plurality of data units are packaged in the data segment; the data segment and other data to be transmitted are packaged and transmitted in a business channel; the terminal extracts each data unit after receiving the data segment, according to the length of each data unit in the head; the IP, the UDP header and the IP payload are extracted from the data unit so as to acquire the IP message. The length of the Mac address ...

Cluster type stream media networking system and its content issue and service method

The system for organizing network includes the service system, the stream media service system (SMSS), and terminal systems. The service system is connected to the service support system including an electronic program directory system connected to the terminal systems. The disclosed system also includes central server for stream media management configuration (SMMC). SMSS includes at least a central node. The central node is corresponding to fringe nodes in N stages, where N larger than or equal to zero. Fringe nodes in up most stage are connected to the central node. Both the central node and fringe node include a SMMC client end, a set of stream media server, and a set of memory device. Central server for SMMC is connected to SMMC client ends of each node so as to form a distributed structure. The invention also discloses convenient content issuance, and service method based on the said system. The invention suits requirement of large quantity of user, and large user area.

Method for realizing realtime fluid-medium programm reliable transmission

The method comprises: after user clicks the grogram link, the content resource management server records the client side into the content node resource list corresponding to said program, establishes a multicast group used for retransmission of multicast for said client side, and determines which multicast server the client side will participate; after the client side join the multicast group and establishes the connection with other client side, it buffers the received data packet, and checks the serial number of the program data packet; if it finds the lack of a certain packet, and still doesn't receive it after waiting a while, it starts up the retransmission mechanism to request the multicast server to retransmit the data packet; if still not receiving the packet after a certain time, it request the content resource management server to create a new group, and re-starts the retransmission mechanism; after all packets are arrived, playing said packets.

Deodorizing and drying device and pedestal pan

The deodorizing and drying device comprises a shell assembly, a draught fan, a deodorizing assembly and a heating assembly, an air channel is formed in the shell assembly, a first air inlet, a second air inlet, a first air outlet and a second air outlet are formed in the shell assembly in sequence in the air supply direction, and the draught fan is arranged between the second air inlet and the first air outlet; the deodorization assembly is arranged between the first air inlet and the second air inlet, the heating assembly is arranged between the first air outlet and the second air outlet, the valve assembly comprises a first valve arranged between the deodorization assembly and the second air inlet and a second valve arranged between the first air outlet and the heating assembly, and airflow flows in from the first air inlet in the deodorization working state and flows out from the second air outlet in the deodorization working state. And in the drying working state, the draught fan drives ...

A method for clock synchronization via the mobile network

Method for treating stream media data

The method of processing flow-media data, for writing in flow-media data in a magnetic disk, includes: according to the code rate of flow-media data, define the write-in size of the data sub-block forcontinuously storing flow-media data in a magnetic disk; divide and receive the flow-media data using the data sub-block as unit; each the data sub-block is a data unit and produces a check data uniteach N-1 data units; each N-1 data units and the check unit is respectively recorded in different magnetic disks; read the flow-media data from the magnetic disk and define the read size of a data sub-block on a magnetic disk according to the cord rate of the flow-media data; define the flow-media data practically requested for reading each time according to the read size of the data sub-block; read each data unit of the media data from the magnetic disk according to the flow-media data practically requested for reading each time. Advantage: simplified computing method for magnetic disk blocksize ...

Liquid crystal display module and electronic equipment

The invention provides a liquid crystal display module and electronic equipment. The liquid crystal display module comprises a first substrate, a liquid crystal layer and a second substrate which are sequentially stacked, wherein the first surface, close to the liquid crystal layer, of the first substrate is at least provided with a first number of first gate drive circuits, and the first gate drive circuits are all located in the orthographic projection of the peripheral area on the first surface; at least a second number of second gate drive circuits are arranged in the second surface, close to the liquid crystal layer, of the second substrate, and the second gate drive circuits are all located in the orthographic projection of the peripheral area on the second surface. According to the liquid crystal display module, the gate drive circuit originally arranged on the substrate on one side of the liquid crystal display module is arranged on the substrates on the two sides, so that the size ...

Method for treating stream media data

The method of processing flow-media data, for writing in flow-media data in a magnetic disk, includes: according to the code rate of flow-media data, define the write-in size of the data sub-block for continuously storing flow-media data in a magnetic disk; divide and receive the flow-media data using the data sub-block as unit; each the data sub-block is a data unit and produces a check data unit each N-1 data units; each N-1 data units and the check unit is respectively recorded in different magnetic disks; read the flow-media data from the magnetic disk and define the read size of a data sub-block on a magnetic disk according to the cord rate of the flow-media data; define the flow-media data practically requested for reading each time according to the read size of the data sub-block; read each data unit of the media data from the magnetic disk according to the flow-media data practically requested for reading each time. Advantage: simplified computing method for magnetic disk block ...

Cloud-based translation method and system for mobile client

A cloud-based translation method for a mobile client is provided. The mobile client receives a translation instruction and sends translation request information to a cloud server based on the translation instruction, where the translation request information includes text information and translation type information. The mobile client receives a translation result returned from the cloud server. When the cloud server detects that the mobile terminal logins to an account, and a cloud glossary of the account contains a word entry corresponding to the text information, the cloud server returns the translation result in the cloud glossary. When the cloud server detects that the mobile terminal does not login to the account, or when the cloud server detects that the mobile terminal logins to the account but the cloud glossary does not contain the word entry corresponding to the text information, the cloud server translates the text information.

Multimedia broadcast equipment for reducing channel switching period

Clock synchronizing method in broadcast network

PRIVACY PROTECTION COMPONENT AND ADJUSTING METHOD, DISPLAY PANEL AND DISPLAY DEVICE

A privacy protection component, a display panel and display device comprising the privacy protection component, and an adjusting method of the privacy protection component. The privacy protection component comprising a privacy protection substrate and a plurality of support structures. The privacy protection substrate is provided with a plurality of first electrodes and a plurality of second electrodes arranged in an array and distributed alternately. The plurality of support structures are hollow and filled with liquid crystals, and the plurality of support structures are located on the plurality of first electrodes respectively and extend away from the privacy protection substrate. 1. A privacy protection component , comprising: a privacy protection substrate and a plurality of support structures , wherein:the privacy protection substrate is provided with a plurality of first electrodes and a plurality of second electrodes arranged in an array, and the plurality of first electrodes and the plurality of second electrodes are distributed alternately;the plurality of support structures are hollow and filled with liquid crystals; andthe plurality of support structures are located on the plurality of first electrodes respectively and extend away from the privacy protection substrate.2. The privacy protection component according to claim 1 , wherein an orthogonal projection region of each support structure on the privacy protection substrate is smaller than or equal to that of each first electrode on the privacy protection substrate.3. The privacy protection component according to claim 2 , wherein a height of the support structure is 2 μm to 3 μm.4. The privacy protection component according to claim 2 , wherein a diameter or diagonal length of a cross-section of the support structure is 9 μm to 10 μm.5. The privacy protection component according to claim 2 , wherein a cross-sectional area of the support structure at both ends is greater than that in the middle.6. The ...

Method of binding multiple channels in mobile multimedia broadcast

Double-robot cooperation rod piece grabbing device

The utility model discloses a double-robot cooperation rod piece grabbing device. The device comprises a grabbing robot, a first raw material frame, a second raw material frame and a rod piece body; the number of the grabbing robots is two. The two grabbing robots are connected to the moving rail in a sliding manner; brackets are connected to two ends of the moving rail; the end, away from the moving rail, of the support is fixed to the ground. The first raw material frame and the second raw material frame are the same in structure. Each raw material frame comprises a raw material frame supporting rod, a rotating shaft, a first limiting shaft, a movable supporting arm, a connecting rod and a second limiting shaft. The double-robot cooperative rod piece grabbing device has the advantages that due to the design, aluminum scraps in a sectional material cavity can be removed, and the double-robot cooperative rod piece grabbing device is novel in structure, convenient to use and novel and practical ...

Double-station vehicle body welding station

The invention relates to the technical field of vehicle production, in particular to a double-station vehicle body welding station which comprises a fixed positioner, an adjustable positioner, a welding tool and two welding robots, the adjustable positioner can be close to or away from the fixed positioner, and the welding tool is clamped between the fixed positioner and the adjustable positioner and driven by the fixed positioner and the adjustable positioner to rotate. The two welding robots are located on the two sides of the welding tool correspondingly, and each welding robot can reciprocate in the direction parallel to the rotating axis of the welding tool. According to the welding system, the fixed position changing machine and the adjustable position changing machine which are oppositely arranged are used for adapting to vehicle bodies of different sizes, the universality of the welding system is improved, therefore, space is saved, cost is saved, and the welding speed and the welding ...

Method for changing fluid-medium file broadcasting speed

The method is used for realizing the playing of stream media using N-time fast speed in 1/N-time low speed at client side by adjusting the play time stamp. It comprise: a) the client side changes the speed of playing stream media file to N-time speed or 1/N-time speed of original speed; 2) the client side send the request of changing the play speed to the server by using PTSP protocol; 3) after receiving said request, the server decides if the request of changing the play speed is a request of speeding up the play or a request of speeding down the play; 4) according to the said request, the server changes the play time stamp, and saves the time stamp into the stream media file bit-stream.

Packaging method of multimedia broadcasting system media data flow

Human biological information finishing system and human biological information finishing method

The invention discloses a human biological information finishing system and a human biological information finishing method. The system is connected with a storage module, is used for finishing human information stored by the storage module, and comprises a comparison module and an arrangement module, wherein the comparison module is used for comparing set human information stored by the storage module in pairs and calculating the similarity of the human information; and the arrangement module is used for arranging a plurality of pieces of the human information with the similarity of one piece of human information meeting set conditions to display. By comparing the human information in an information base in pairs, the human biological information finishing system and the human biological information finishing method arrange the information representing the same human body together, and then the information is manually cleared. The system and the method are simple and practical in data ...

Clock synchronous system of moving multimedia network

A clock synchronization system of a mobile multi media network comprises a system side and a terminal which are connected through a mobile network; wherein, the system side comprises an encoder and a wireless transmitting device, while the terminal comprises a data memory, a computing device and a correction device; the encoder and the wireless transmitting device are used for sending the data of a same business channel at every fixed time interval T; the data memory is used for receiving and storing the business data of the system side; the computing device is used for calculating and obtaining a current time X according to an initial time T0, the times N of data receiving and the fixed time interval T after receiving business data at every fixed time interval T; the correction device is used for correcting a local clock according to the current time X.

Mobile multimedia broadcast system and method for raising transmission efficiency by using frames with variable lengths

Method for realizing multiple audio tracks in mobile multimedia broadcast system

在嵌入式操作系统中支持非对称数字用户线路接入的方法

A method for supporting non-symmetry digital user line circuit access in an embedded operating system, comprising, starting establishing dialogue process through PPPoE protocol depot, completing address finding stage, the server setting up connection for the user, and assigning an IP address for the user through dynamic allocation, using the IP address to achieve dynamic bonding with the networking protocol depot module, the data conference creating stage, wherein the original IP data pack passing through the PPP protocol depot and PPPoE protocol depot, proceeding packing and re-framing on the dispatching party, removing the remaining IP data by the packet header step-by-step on the receiving party. The invention can fully utilize the network resource of the broad band business and conserve the line expenditure. íí ...

Method for converting transmission stream program to China mobile multimedia broadcasting program

The invention discloses a method for converting the transport stream program into Chinese mobile multimedia broadcasting program, which comprises the following steps: reading PAT and PMT to acquire and sort the transport package of the corresponding program, then taking out the PES package from the transport package; taking out the PES package from the MPEG transport package when the TS forms onecomplete PES; taking out the PTS or DTS from the PES packet header and transforming into the time-stamp in the frames; taking out the ES package from the PES and according to the requirements of CMMBReuse Protocol filling the video frequency ES package into the video unit or filling the audio frequency ES package into the audio unit to form a reuse frame in the setting time; encapsulating and sending the reuse frame.

Material conveying device

The utility model discloses a material conveying device. Including a base, an auxiliary conveying seat is fixedly mounted in the center of the upper end surface of the base; the auxiliary material conveying base and the base are both designed to be in a cuboid shape. The width of the auxiliary material conveying seat is consistent with that of the base; the interior of the auxiliary material conveying seat is hollow; a plurality of roller grooves are formed in the upper end surface of the auxiliary conveying seat through the inner cavity; the plurality of roller grooves are arranged at equal intervals; rollers are arranged in the plurality of roller grooves; several rollers of consistent specifications, the plurality of rollers are higher than the auxiliary conveying seat; a roller shaft is arranged in each of the plurality of roller grooves; the roll shafts are consistent in specification and are arranged at equal intervals; according to the material tool conveying device, on the basis ...

Battery cell rubberizing device

The invention relates to the technical field of battery production, in particular to a battery cell rubberizing device which comprises a stock bin, a positioning unit, a film tearing unit, a rubberizing unit, a first conveying assembly and a second conveying assembly. The first conveying assembly is used for conveying the sizing material in the stock bin to the positioning unit for positioning, the second conveying assembly is used for conveying the positioned sizing material to the film tearing unit to tear off a release film on the bottom face of the sizing material, and then the second conveying assembly is used for conveying the sizing material with the bottom face subjected to film tearing to the rubberizing unit for rubberizing and rolling. According to the device, manual film tearing and rubberizing are replaced, the working efficiency is improved by utilizing the first conveying assembly and the second conveying assembly, and the rubberizing quality is improved by utilizing the ...

Square power battery CTP module boxing clamp

The invention relates to a square power battery CTP module boxing clamp. The square power battery CTP module boxing clamp comprises a mounting seat; two lateral clamping mechanisms and two end part clamping mechanisms; the quick change mechanism is arranged below the mounting seat; the first driving mechanism is arranged on the mounting seat, and the extending end of the first driving mechanism is fixedly connected with the quick-change mechanism; lateral clamping mechanisms are slidably mounted on the left side and the right side of the mounting seat, and end clamping mechanisms are slidably arranged on the front side and the rear side of the mounting seat, so that a module can be clamped from a station by clamping the module in the front-back direction and the left-right direction; when a module needs to be placed into a battery pack, a first driving mechanism works, the extending end of the first driving mechanism is connected with a quick-changing mechanism, the quick-changing mechanism ...

CLOUD-BASED TRANSLATION METHOD AND SYSTEM FOR MOBILE CLIENT

A cloud-based translation method for a mobile client is provided. The mobile client receives a translation instruction and sends translation request information to a cloud server based on the translation instruction, where the translation request information includes text information and translation type information. The mobile client receives a translation result returned from the cloud server. When the cloud server detects that the mobile terminal logins to an account, and a cloud glossary of the account contains a word entry corresponding to the text information, the cloud server returns the translation result in the cloud glossary. When the cloud server detects that the mobile terminal does not login to the account, or when the cloud server detects that the mobile terminal logins to the account but the cloud glossary does not contain the word entry corresponding to the text information, the cloud server translates the text information. 1. A cloud-based translation method for a mobile client on a mobile terminal , comprising:receiving, by the mobile client, a translation instruction;sending, by the mobile client, translation request information to a cloud server based on the translation instruction, where the translation request information includes text information and translation type information; and when the cloud server detects that the mobile terminal of the mobile client logins to an account with a preset communication type, and a cloud glossary of the account contains a word entry corresponding to the text information, the cloud server returns the translation result in the cloud glossary of the account corresponding to the word entry; and', 'when the cloud server detects that the mobile terminal does not login to the account with the preset communication type, or when the cloud server detects that the mobile terminal logins to the account but the cloud glossary of the account does not contain the word entry corresponding to the text information, the cloud ...

Circuit and method for regulating power supplying, and test system

The present disclosure relates to a circuit for regulating power supplying, a method for regulating power supplying and a test system. The circuit for regulating power supplying includes a switch circuit connected to a first power terminal and an output terminal. The switch circuit is configured to control whether a power supply is turned on or off. The circuit includes a turn-off rate control circuit connected to the first power terminal, a second power terminal and the switch circuit. The turn-off rate control circuit is configured to control a turn-off rate of the switch circuit.

Multimedia broadcast equipment for reducing channel switching period

Method for inspecting network band width

The method is used for detecting the network bandwidth between the stream media server and user's player, and comprises: 1) in user's program-ordering process, the stream media server sends a bandwidth detecting message to the user's player; 2) after receiving the bandwidth detecting message, the user's player returns a confirmation message to the stream media server; 3) according to the time length of message confirmation, the data length of message, the network fixed time delay and the message head length, the stream media server gets the network bandwidth.

Terminal for clock synchronising

A clock synchronous system of movable multimedia network includes a data memorizer, a calculating device and a correcting device; wherein, the data memorizer is used for receiving and storing a service data at the system side. The calculating device is used for calculating the current time X according to initial time T0, the times N for receiving data and a fixed time interval T after the service data is received at every time interval T. The correcting device is used for collecting a local clock according to the current time X.

Method for downloading a plurality of files simultaneously in broadcasting network

A method of registration for the private network terminal to the gatekeeper based on the H.323 protocol

Method for converting static addresses in multiple media system

Voltage regulation system, voltage regulation method and display device

The invention provides a voltage regulation system, a voltage regulation method and a display device. The voltage regulation system comprises a time schedule controller, a voltage regulation module and a display module, wherein the time schedule controller is configured to sequentially output multiple pieces of control information according to multiple pieces of alternative reference voltage information; the power management unit is connected with the time schedule controller and is configured to receive a plurality of pieces of control information and sequentially output a plurality of alternative reference voltages to the target display panel; the acquisition unit is configured to sequentially acquire a plurality of optical signals of a target display panel and sequentially output a plurality of electric signals; and the processing unit is connected with the acquisition unit and the time schedule controller, and is configured to select target reference voltage information from the multiple ...

Method for reducing time of switching channels

DISPLAY SUBSTRATE, MANUFACTURING METHOD THEREOF, DISPLAY PANEL AND DISPLAY DEVICE

The present disclosure relates to the field of display technology, and provides a display substrate, a manufacturing method thereof, a display panel, and a display device. The display substrate includes a base substrate, a plurality of gate lines on the base substrate, a film structure on a side of the plurality of gate lines away from the base substrate, and a plurality of conductive lines on a side of the film structure away from the base substrate. In the display substrate, an orthographic projection of each gate line on the base substrate at least partially overlaps with an orthographic projection of a corresponding conductive line on the base substrate, and a signal transmitted on each conductive line is inverted from a signal transmitted on a corresponding gate line.

一种实现多媒体设备之间建立呼叫的方法

This invention is relative to a method for setting up calling among the multimedia devices, specially setting up calling among the communication devices between private network and public network. It includes following steps: at private network builds the H.225 RAS (Registration, Adimission and Status) channel opening into the GK (Gatekeeper) of public network. The private device sends survival login request to the GK of public network according to fixed time, keeps the H.225 RAS channel; when the private device is called, GK transmits the private message to inform the private device through H.225 RAS; the private network device calls the public network device to set up calling. This invention uses the H.225 RAS channel defined in protocol itself to enable the private network devices, solves the problem that is after the network address switches the devices the multi media device can be called by public net devices.

Method for realizing file downloading in broadcasting network

System and method for realizing fluid medium advertisement

The system comprises: service management server, local stream-media server and terminal. The service management server comprises: a policy-making module and a list-sending module; the policy-making module is used for making advertisement playing policy; the list sending module is used for sending down the program playing list according to the advertisement playing policy. The local stream media server comprises a service operation module used for sending the advertisement content to the terminal based on the requirement of the advertisement and the request from the service management server. The method comprises: making the advertisement playing policy; sending the program playing list; sending the bit-stream containing the advertisement content.

Method for building call between multimedia apparatus

Data transmission method for multimedia broadcasting system

The present invention discloses a data transmission method for a multimedia broadcast system, comprising the following steps of S102, partitioning raw data into a plurality of valid data blocks and using one or more of the plurality of valid data blocks to generate one or more redundant data blocks; S104, respectively numbering and identifying the plurality of valid data blocks and one or more redundant data blocks, and sending the plurality of valid data blocks, one or more redundant data blocks, and the numbers and the identifications thereof to a receiving terminal; and S106, the receiving terminal obtaining the plurality of valid data blocks and one or more redundant data blocks according to the number and the identification of the plurality of valid data blocks and/or one or more redundant data blocks so as to obtain the raw data. The method can solve the problem that the whole data block is lost completely, thereby being capable of realizing reliable transmission of the data.

A stream media data content management method

The invention discloses a managing method of flow media data content, which is characterized by the following: managing the flow media data content on the rim buffer equipment; detecting the heat degree of the flow media data content; recording the knocking number of the managed data file within the present detecting time segment; obtaining the heat degree of the data file within front time segment as the initiating value of the heat degree; calculating the knocking number and the initiating value to obtain the present heat degree. The invention provides the high-effective judgment evidence for higher layer content buffer, which can utilize the system resource to the most degree.

Data transmission method for multimedia broadcasting system

The present invention discloses a data transmission method for a multimedia broadcast system, comprising the following steps of S102, partitioning raw data into a plurality of valid data blocks and using one or more of the plurality of valid data blocks to generate one or more redundant data blocks; S104, respectively numbering and identifying the plurality of valid data blocks and one or more redundant data blocks, and sending the plurality of valid data blocks, one or more redundant data blocks, and the numbers and the identifications thereof to a receiving terminal; and S106, the receivingterminal obtaining the plurality of valid data blocks and one or more redundant data blocks according to the number and the identification of the plurality of valid data blocks and/or one or more redundant data blocks so as to obtain the raw data. The method can solve the problem that the whole data block is lost completely, thereby being capable of realizing reliable transmission of the data.

ELECTRONIC DEVICE, STORAGE MEDIUM AND METHOD FOR PROCESSING INFORMATION

The present invention discloses an electronic device, a storage medium, and a method for processing information. The method includes: a browser receiving non-processed information, and calling a corresponding browser plugin according to a type of the non-processed information; and the browser calling a corresponding third-party software through the browser plug-in, and processing the non-processed information using the third-party software. By using the above method, the scope of the information that the browser can process is expanded, and the information processing capability of the browser is also improved.

Pressing and assembling device for shell and battery cell module

The invention relates to a pressing and assembling device for a shell and a battery cell module, the shell is provided with a plurality of through holes, each battery cell of the battery cell module covers one through hole, the pressing and assembling device comprises a cover plate, a plurality of elastic elements and a locking mechanism, and the cover plate is used for covering the end face, away from the through holes, of the battery cell module; the plurality of elastic elements are arranged on the cover plate, and after the cover plate covers the battery cell module, each elastic element abuts against one battery cell; the locking mechanism is used for locking the cover plate on the shell or locking the cover plate on a bottom plate which is located at the end, far away from the battery cell module, of the shell and abuts against the shell after the elastic element presses the battery cell. According to the invention, each battery cell in the battery cell module can be well compressed ...

Method for converting transmission stream program to China mobile multimedia broadcasting program

Charging method of cluster type stream media networking system

The invention is related to charging method for cluster type stream media system. The service system includes a central server for stream media management configuration (SMMC) and the stream media service system (SMSS). SMSS includes a central node and fringe nodes connected stage by stage. Both the central node and fringe node include a SMMC client end. The central server for SMMC is connected to SMMC client ends of each node. The charging method includes steps: when providing stream service for user terminal, the stream media server reports related charging information to SMMC client; SMMC client reports data to the central server for SMMC. The central server for SMMC reports these messages to charging module of the service system so as to accomplish collecting charging information and calculating. The invention suits requirement of large quantity of user, and large user area, and is convenient to implement charging the service of stream media.

Method for transmitting, accessing authority hierarchical content in data broadcast and file scrambling method

The invention published a method for classing the access authority and scrambling algorithm in the data broadcasting process. It includes that: firstly, scramble about the transmission document according to their access authority. Marking the scrambling information of transmission object in attribute description table, to create and send the attribute description table of the described document. Then, the receiving end access the data broadcasting service to receive the document's attribute description table. If the described document includes the scrambling information, receive the scrambling information according to the scrambling information of the described document. After decrypting the scrambling information, access the document. The invention can access the document in rank in the broadcasting model, which offer the value added business for the broadcast service provider. The invention has simple realization and good extension when describe the scrambling method.

多媒体系统静态地址转换方法

The method includes steps: configuring static NAT; carrying out configuration of static NAT and section of private network; building H.225RAS channel from end point to GK and carrying out relevant treatment; sending calling request to GK from calling party, parsing address of called party in ARQ by gatekeeper; building Q.931 call channel between calling party and called party and carrying out relevant treatment; finally, building H.245 control channel between calling party and called party and carrying out relevant treatment. Comparing with prior art, the invention overcomes disadvantages of that normal two way communication can not be realized for multimedia devices in private LAN located in static NAT. the method recognizes calling party is from public network or private network so as to reduce processing burden for firewall or router, and raise security of multimedia system.

Automatic circular daily record information storing method and system

The present invention is automatic circular daily record information storing method and system. Various parameters of pointer file and daily record file are set in the initialization module, the running daily record file is scanned regularly by a timer module. The other daily record files are opened for operation orderly and circularly, and the daily record information may be stored in required classification and content. The method and system of the present invention is relatively independent and may be called flexible and has excellent effect in debugging and running of various computer application systems, especially communication system.

System and method for implementing prepaid services in mobile multimedia broadcast

Multi-media broadcasting channel fast playing method

Human face image capture system and human face image capture method

The invention discloses a human face image capture system and a human face image capture method. The system comprises an image capturing unit, an image acquisition unit, a first storage unit, a human face real-time comparison unit, an image real-time screening unit, a second storage unit and a human face post comparison unit. The image real-time screening unit screens human face images in the first storage unit according to the similarity calculated by the human face real-time comparison unit, and keeps one of the human face images of one person. The human face post comparison unit selects the human face image of which the similarity of the set human face image in the second storage unit is less than the set similarity, and stores the human face image to the second storage unit. On the one hand, the system and the method ensure high quality of photos, and avoids fuzziness and distortion of monitored pictures brought by the prior low-video compressed format, incorrect operation brought by ...

ELECTRONIC DEVICE, STORAGE MEDIUM AND METHOD FOR PROCESSING INFORMATION

The present invention discloses an electronic device, a storage medium, and a method for processing information. The method includes: a browser receiving non-processed information, and calling a corresponding browser plugin according to a type of the non-processed information; and the browser calling a corresponding third-party software through the browser plug-in, and processing the non-processed information using the third-party software. By using the above method, the scope of the information that the browser can process is expanded, and the information processing capability of the browser is also improved.

A method of registration for the private nerwork terminal to the gatekeeper based on the h.323 protocol

A method of registration for the private network terminal to the gatekeeper based on the H.323 protocol includes: perform the static network address translation for the H.323 proxy server on the network address translation device, the private network terminal initiates the registration request to the H.323 proxy server; the H.323 proxy distributes the listening port to the private network terminal and modifies the registration address in the registration request into the public network address of the H.323 proxy server and above distributed listening port; H.323 proxy server registers to the gatekeeper. The present invention uses the same public network IP address and different listening port to recognize the different private network terminal so that the registration address transmitted by the private network terminal via the same H.323 proxy server is different. Thereby the gatekeeper can distinguish the different private network terminals and the problem that multiple terminals corresponds to one public network IP address is solved. Meanwhile, the present invention uses the standardH.323 protocol between the H.323 proxy server and the public network gatekeeper and thereby improves the interconnection ability between the H.323 proxy server and the different kinds of gatekeeper.

鋼材腐蝕抑制組成物

一種鋼材腐蝕抑制組成物，包含(A)無機緩蝕劑、(B)水溶性伸烷基多元胺、(C)極性溶劑，及(D)芳香族四級銨鹽，其重量平均分子量是介於200至600之間，且解離後形成陽離子之化學式如式(I)所示：□其中，w為介於1至4之間的整數，R1及R2表示H或CnH2n+1，n為介於1至4之間的整數，R3表示CmH2m+1，m為介於10至35之間的整數。本發明腐蝕抑制組成物於高溫中具有良好熱穩定性，可於多種態樣的酸洗製程中有效地抑制腐蝕。

Multimedia information transmission method and apparatus, and terminal

Quenched rolling fluid of a cold-rolled steel product and a rolling method using the same

Ventilation apparatus for the disk drive

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Disclosed are a method for processing information a browsing device and a storage medium. The method for processing information includes: a browsing device receiving the information to be processed and retrieving a corresponding plugin for the browsing device according to the type of the information to be processed; and retrieving corresponding third party software via the plugin for the browsing device and the third party software processing the information to be processed. By means of the present invention the range of information that can be processed by a browsing device is enlarged and the capability of information processing of the browsing device is improved.

Time delay error correction method, terminal device, server, and storage medium

Power supply circuit, driving method thereof, printed circuit board, display module, and display apparatus

A power supply circuit, a driving method thereof, a printed circuit board, a display module and a display apparatus are disclosed, which relates to a technical field of displaying. The power supply circuit includes a first power management chip and a second power management chip configured to be respectively connected with a display panel and provide different driving signals to the display panel, and the driving signals are configured for driving the display panel to display.

Buckling/connection device of heat-dissipation sheet of CPU

Pressure-alleviated mouse pad structure