RFID (radio frequency identification)-based monitoring system of mobile signal coverage effect

The invention discloses an RFID (radio frequency identification)-based monitoring system of mobile signal coverage effect, which comprises an RFID network monitoring host computer, a plurality of RFID network monitoring tags and a multiband combiner. The RFID network monitoring host computer is connected with the multiband combiner; the multiband combiner is connected with a plurality of antennas in parallel through feed lines; one RFID network monitoring tag is adhered on each antenna; the RFID network monitoring host computer and the RFID network monitoring tags perform communication in an RFID way; and the RFID network monitoring host computer periodically polls the plurality of the RFID network monitoring tags, so as to obtain a pilot frequency power value in the position of each RFID network monitoring tag, simultaneously judges whether the operating state in the position is normal, and reports the values and the states to a monitoring center connected with the monitoring host computer ...

Healing method for straight-forward station self-excitation

The invention relates to the performance optimization of a repeater station device in a communication field, particularly relating to a self-excited cure method for the repeater station device. The self-excited cure method for the repeater station comprises the following four processes: 1) a process from the production of self-excitation to a stable state; 2) a process that the stable state probes a normal state; 3) a self-excited probing process under the normal state; 4) a self-excited alarming synthesis reporting treatment process. According to a plurality of self-excited phenomena, the method of the invention can effectively cure, even though can not cure, the phenomena can be reported to a monitor center through the process 4) and treated by other methods.

Healing method for straight-forward station self-excitation

The invention relates to the performance optimization of a repeater station device in a communication field, particularly relating to a self-excited cure method for the repeater station device. The self-excited cure method for the repeater station comprises the following four processes: 1) a process from the production of self-excitation to a stable state; 2) a process that the stable state probes a normal state; 3) a self-excited probing process under the normal state; 4) a self-excited alarming synthesis reporting treatment process. According to a plurality of self-excited phenomena, the method of the invention can effectively cure, even though can not cure, the phenomena can be reported to a monitor center through the process 4) and treated by other methods.

Method for calculating load-bearing telephone traffic of repeater in CDMA (code division multiple access) wireless communication network

Uplink failure alarming module for repeater and failure alarming method

The invention relates to an uplink fault warning module on repeater station which can be used in such systems as GSM, CDMA, WCDMA and TD-SCDMA and a fault warning method. The uplink fault warning module on repeater station comprises an uplink signal source module which switches in an uplink coupling aperture of repeating terminal diplexer; the uplink signal source module provides a fixed analogue signal emitting source for the uplink and reports whether the module is normal to a monitoring unit module; an uplink signal collection module which is connected with an uplink power amplifier outputting terminal from which the uplink signal collection module collects the uplink power for the use of an uplink fault analysis module; the uplink fault analysis module detects the uplink outputting power through the uplink signal source which is open in a fixed time and the uplink signal collection module, makes analysis, decides whether the uplink works normally in such a way and reports the result ...

Electric power engineering field device and implementation method thereof

The invention discloses an electric power engineering field device and an implementation method thereof, and the device comprises an environment information obtaining module which is used for obtaining the information of an environment where an intermediate joint is located; the human body detection module detects whether a human body approaches the work shed; the central control module triggers a first control signal when the environment where the central joint is located is abnormal, and triggers a second control signal when it is determined that the human body is close to the work shed according to the human body detection signal; the environment parameter adjusting module is used for carrying out concentration adjustment and/or temperature control on the gas according to the first control signal; the alarm module gives an alarm according to the second control signal; the central control module receives real-time signals sent by the environment information acquisition module and the ...

Uplink failure alarming module for repeater and failure alarming method

The invention relates to an uplink fault warning module on repeater station which can be used in such systems as GSM, CDMA, WCDMA and TD-SCDMA and a fault warning method. The uplink fault warning module on repeater station comprises an uplink signal source module which switches in an uplink coupling aperture of repeating terminal diplexer; the uplink signal source module provides a fixed analoguesignal emitting source for the uplink and reports whether the module is normal to a monitoring unit module; an uplink signal collection module which is connected with an uplink power amplifier outputting terminal from which the uplink signal collection module collects the uplink power for the use of an uplink fault analysis module; the uplink fault analysis module detects the uplink outputting power through the uplink signal source which is open in a fixed time and the uplink signal collection module, makes analysis, decides whether the uplink works normally in such a way and reports the result ...

Method for automatically obtaining the second break point by TD-SCDMA repeater

The present invention relates to a method for obtaining a second switch point by a repeater in TD-SCDMA system. The method for automatically obtaining the second switch point by the repeater of TD-SCDMA system comprises the following steps: 1. automatically reading the downlink input pilot power PCPICH-REP, calculating out deltat according to pilot power PCPICH and the formula deltat= 10-REP-78.5)/20]/3(mu s); 2. switching the repeater to the downlink for receiving the downlink signal; 3. finding a first switch point by the repeater, realizing the first switching from the downlink to the uplink, and simultaneously calculating the beginning time and end time of each time slot; 4. supposing the back adjacent time slot is a likely second switch point from the ending of TS1 time slot, calculating the strength of uplink signal in 2deltat; and 5. determining whether the supposed second switch point is a real second switch point through determining the strength of uplink signal of step 4: determining ...

Method for automatically tracing host base station carrier by GSM repeater

The invention relates to a method for leading a GSM repeater to automatically track carrier frequency of a donor base station, which comprises a channel scan process and a carrier frequency tracking and processing process, wherein the channel scan process is as follows: A1. an FPGA reserves one channel for carrying out donor information source scan, and information interaction of information sources is carried out periodically with a monitoring host; and B1. the monitoring host makes judgment according to the result of FPGA scan and sends control information to a digital frequency selection module when the need of frequency change is determined; while the carrier frequency tracking and processing process comprises the steps as follows: A2. the carrier frequency with a carrier switch beingopened is subjected to channel number change preferentially; B2. if the total number of the scanned channels is less than the number of the former carriers, the surplus carriers still use the former channel ...

Data management system and data management method for persistent organic pollutants

The invention discloses a data management system for persistent organic pollutants, which mainly comprises a data conversion module, a detection criterion management module, a sample detection management module, an evaluation criterion management module and a displaying/printing module, wherein the data conversion module is used for introducing basic data of a first data format from a detection instrument, converting the basic data into primary record of a second data format and storing the primary record in a database; the detection criterion management module is used for introducing and setting the detection criterion for the persistent organic pollutants; the sample detection management module is used for calculating and generating detection data of at least one language according to the primary record and the detection criterion; the evaluation criterion management module is used for evaluating the detection data of the persistent organic pollutants; and the displaying/printing module ...

Method for automatically tracing host base station carrier by GSM repeater

The invention relates to a method for leading a GSM repeater to automatically track carrier frequency of a donor base station, which comprises a channel scan process and a carrier frequency tracking and processing process, wherein the channel scan process is as follows: A1. an FPGA reserves one channel for carrying out donor information source scan, and information interaction of information sources is carried out periodically with a monitoring host; and B1. the monitoring host makes judgment according to the result of FPGA scan and sends control information to a digital frequency selection module when the need of frequency change is determined; while the carrier frequency tracking and processing process comprises the steps as follows: A2. the carrier frequency with a carrier switch being opened is subjected to channel number change preferentially; B2. if the total number of the scanned channels is less than the number of the former carriers, the surplus carriers still use the former channel ...

Method for calculating load-bearing telephone traffic of repeater in CDMA (code division multiple access) wireless communication network

The invention discloses a method for calculating load-bearing telephone traffic of a repeater in a CDMA (code division multiple access) wireless communication network. The method includes the following steps: (1) down input pilot frequency power PCPICH_REP of the current repeater is obtained, comprehensive path loss (LNodeB_REP=PCPICH-PCPICH_REP) between a base station and the repeater can be obtained according to the pilot frequency power PCPICH (of an electron donor base station) set when the station is started, up noise NREP_UP of the repeater is calculated to be equal to thermal noise KTBof the repeater plus a noise factor NFREP_UP of the repeater plus up gain GREP_UP of the repeater, updating is carried out when the gain changing occurs, and up total output power PREP_UP of the repeater is read at intervals in the running process; (2) relevant values of LNodeB_REP, NREP_UP and PREP_UP which are obtained in preset time are respectively averaged and reported to an NMS (network management ...

Radio frequency identification (RFID) tag chip and RFID tag

The invention discloses a radio frequency identification (RFID) tag chip and an RFID tag, wherein the RFID tag comprises an antenna, a filter and the RFID tag chip with a radio frequency detection module; the antenna is connected with the filter; the filter is connected with the RFID tag chip; and the radio frequency detection module in the RFID tag chip is directly connected with the antenna. The RFID tag chip is used to improve antijamming capability of the RFID tag chip, and is applied to mobile communication industry with a large area, in particular to effect detection of areas covered by mobile signals, fixed asset inventory and the like.