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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 62. Отображено 62.
07-11-2016 дата публикации

METHOD AND APPARATUS TO MANAGE RESOURCES TO IMPROVE CONNECTIVITY BETWEEN WIRELESS USB DEVICES IN SHIP AREA NETWORK

Номер: KR1020160128022A
Автор: LEE, SEONG RO, JUNG, MIN A, KIM, JIN WOO, BACK, JONG SANG, JEONG, HWAN JONG, CHOI, SANG GIL, YANG, JIN HO, JEON, HYE JI, LEE, HYE JIN, OH, JOO SEONG
Принадлежит:

A method and an apparatus to manage resources to improve connectivity between wireless USB devices in a ship area network are provided. The method to manage resources to improve connectivity between wireless USB devices in a ship area network according to the present invention comprises: a step of receiving a link quality monitoring command frame to monitor wireless link quality with neighbor wireless USB devices by a wireless USB device, wherein the link quality monitoring command frame includes a neighborhood link quality information element (NQL IE); a step of recording all link quality information included in the received NLQ IE and measuring a wireless link quality with a neighbor USB device that transmitted the link quality monitoring command frame; a step of writing an NLQ table reflecting modified information if wireless link quality with the neighbor USB device that transmitted the link quality monitoring command frame is modified as a result of the measurement; a step of broadcasting ...

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Номер записи: 1
30-03-2017 дата публикации

METHOD OF CONTROLLING MULTI-CHANNEL TOPOLOGY

Номер: KR1020170035093A
Автор: LEE, SEONG RO, KIM, JIN WOO, JUNG, MIN A
Принадлежит:

Disclosed is a method of managing a multi-channel topology for the improvement of mobility in a vessel network based on an ultra-wide band (UWM). According to the present invention, provided is the method comprising the steps of: broadcasting, by a gateway, a beacon frame comprising network initialization information to one or more adjacent nodes located adjacent to the gateway; generating, by an adjacent node that has received the beacon frame, a new entry; sending, by a first adjacent node that belongs to the one or more adjacent nodes and that is a dual role device (DRD), network initialization information, including the generated new entry, to one or more adjacent nodes adjacent to the first adjacent node; selecting, by a second adjacent node that has received the network initialization information from the first adjacent node, a DRD having the shortest hop count as a subsequent address; sending, by the cluster header of the second adjacent node, a connection relay command frame to ...

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Номер записи: 2
07-11-2016 дата публикации

OUTLIER DISTINCTION METHOD USING VESSEL REPRESENTATIVE TRAJECTORY EXTRACTION

Номер: KR1020160128044A
Автор: PARK, JIN GWAN, JUNG, MIN A, KIM, YEON OK
Принадлежит:

The present invention relates to an outlier distinction method using vessel representative trajectory extraction. The outlier distinction method includes a step of extracting the representative trajectory of a corresponding vessel with respect to a past trajectory of an arbitrary vessel by using the vessel position data set where the past vessel positions of the plurality of vessels are stored, and the representative trajectory of the vessels with respect to the past trajectory of the vessels, and a step of determining an outlier based on the similarity of the current trajectory of the vessel to the representative trajectory of the vessel and the representative trajectory of the vessels. So, the outlier can be distinguished. COPYRIGHT KIPO 2016 (AA) Clustering a trajectory of a vessel (BB) Extracting the representative trajectory of a corresponding vessel (CC) Extracting the representative trajectory of all vessels (DD) Comparing three types of trajectories (EE) Current trajectory of the ...

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Номер записи: 3
15-04-2016 дата публикации

Method for preparing black alumina

Номер: KR0101612604B1
Автор: 이상진, 정민아
Принадлежит: 목포대학교산학협력단

... 본 발명은 블랙 알루미나의 제조방법에 관한 것으로, 보다 상세하게는 출발원료인 Al2O3; 착색제로 TiO2, Fe2O3, MnO2 및 TiC 중 선택된 어느 하나 이상의 성분; 및 소결조제로 MgO를 습식 혼합하여 슬러리를 제조하는 단계; 및 상기 슬러리를 건조하고 성형하여 소결하는 단계를 포함하는 블랙 알루미나의 제조방법에 관한 것이다. 본 발명에 따르면, 블랙 색상의 발현, 유지에 효과적이면서, 치밀한 소결체를 얻을 수 있을 뿐 아니라, 소결밀도, 반사율, 색상, 절연저항(상온), 꺽임강도, 열팽창계수 등의 물성이 우수한 알루미나 소결체를 제조할 수 있다.

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Номер записи: 4
23-11-2016 дата публикации

METHOD OF OFF-LOADING LONG TERM EVOLUTION FEMTOCELL FOR EFFICIENT TRAFFIC PROCESSING IN SMART SHIPYARD

Номер: KR1020160133770A
Автор: LEE, SEONG RO, JUNG, MIN A, KIM, BEOM MU, BACK, JONG SANG, JEONG, HWAN JONG, PARK, JIN GWAN, OH, JOO SEONG, CHOI, SANG GIL, YANG, JIN HO
Принадлежит:

The present invention relates to a method of off-loading a long term evolution (LTE) femtocell for efficient traffic processing in a smart shipyard, and more particularly, to a method of off-loading an LTE femtocell for efficient traffic processing in a work site in which an LTE network is utilized to process commodity forwarding, material tracking, real time quality control, marine punch, inspection result processing, etc. in real time. According to the present invention, in the method of off-loading Presence such as a traffic messenger service, voice over Internet protocol (VoIP) that is a voice call service, and a text message service by placing a local-gateway (L-GW) together with a shipyard evolved-node B (SeNB), the method comprises the following steps: defining a relating message for offload-relating information management and phase shifting through offload mode switching and cache entry according to a value of an offload flag; and directly transferring a packet to a main server ...

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Номер записи: 5
31-10-2016 дата публикации

METHOD FOR ROUTING SENSOR NODE OF SENSOR NETWORK SYSTEM INSIDE SHIP

Номер: KR1020160125152A
Автор: MIN, SANG WON, KIM, YEON GEUN, JUNG, MIN A, LEE, SEONG RO, YUN, JAE JUN
Принадлежит:

According to the present invention, a method for routing a sensor node of a sensor network system inside a ship includes: configuring a sensor network consisting of different types of nodes by function in consideration of a situation of flexibly changing the sensor node within the ship and a situation of fixedly operating the sensor node; and routing without route search when the sensor node is activated by periodically updating the setting of the route necessary for routing when the configured sensor node is changed. COPYRIGHT KIPO 2016 (AA) Start (B1,B2) Yes (C1,C2) No (DD) End (S301) Receiving an RDES message (S302) Same RREQ ID present in a route request table (S303) Discarding the message (S304) Broadcasting a route request table update (S305) RDES message detection field ′1′ (S306) Selecting the lowest route costs in the route request table (S307) Maintaining a route table (S308) Updating the route table ...

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Номер записи: 6
11-05-2017 дата публикации

HIERARCHICAL MODULATION METHOD FOR TRANSMITTING 3D STEREOSCOPIC IMAGE IN MARITIME CHANNEL ENVIRONMENT

Номер: KR1020170050082A
Автор: YOO, DONG HO, KIM, DONG HO, JUNG, MIN A, LEE, SEONG RO
Принадлежит:

An image modulation method for providing a 3D stereoscopic image service to a ship according to an aspect of the present invention comprises the steps of: dividing a 3D stereoscopic image into a 2D image and depth information and encoding the 3D stereoscopic image; assigning the encoded 2D image to a most significant bit (MSB) and assigning the encoded depth information to a least significant bit (LSB); and modulating the allocated 2D image and depth information by using a layer 4/16-QAM modulation method. Therefore, a broadcasting service can be provided even to a ship having a reception channel in a bad condition without interruption. COPYRIGHT KIPO 2017 ...

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Номер записи: 7
10-01-2013 дата публикации

OPTICAL SEMICONDUCTOR-BASED LIGHTING APPARATUS

Номер: WO2013005936A2
Автор: KANG, Seok-Jin, JANG, Yoon-Gil, LEE, Su-Woon, KIM, Dong-Hee, JEONG, Min-A
Принадлежит:

According to the present invention, an optical semiconductor-based lighting apparatus comprises: a housing having an open portion formed therein; a light-emitting unit installed near one side of the housing and including at least one semiconductor optical device; a power supply unit housed in the housing for supplying power to the light-emitting unit; and a gate unit coupled to the open portion in order to open and close the inside of the housing, wherein the power supply unit may be easily replaced so as to shorten working time.

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Номер записи: 8
28-05-2015 дата публикации

METHYL METHACRYLATE-BUTADIENE-STYRENE BASED IMPACT REINFORCING AGENT INCLUDING ALKOXY SILANE COMPOUND, PREPARATION METHOD THEREOF, AND THERMOPLASTIC RESIN INCLUDING SAME

Номер: KR1020150057977A
Автор: JEONG, MIN AH, YOO, KI HYUN, KIM, GEON SOO, KIM, YOON HO
Принадлежит:

The present invention relates to a methyl methacrylate-butadiene-styrene based impact reinforcing agent with a core-shell structure including a butadien based latex polymer core and a shell including an alkyl methacrylate based monomer, and an alkoxy silane compound, and a preparation method thereof, and a thermoplastic resin including the same. The methyl methacrylate-butadiene-styrene based impact reinforcing agent with the core-shell structure of the present invention has a polysiloxane formed therein by the alkoxy silane included in the shell to apply on a silicone rubber thereby not only increasing the activity of the butadiene as a core but also improving the low temperatures impact intensity. Accordingly, the thermoplastic resin of the invention includes the methyl methacrylate-butadiene-styrene based impact reinforcing agent with a core-shell structure including the alkoxy silane and can have excellent impact resistance even under wet heat and low temperatures. COPYRIGHT KIPO 2015 ...

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Номер записи: 9
13-10-2015 дата публикации

METHOD FOR MANUFACTURING BLACK ALUMINA

Номер: KR1020150114616A
Автор: LEE, SANG JIN, JUNG, MIN A
Принадлежит:

The present invention relates to a method for manufacturing black alumina. More specifically, the method for manufacturing black alumina comprises the following steps: making slurry by wet mixing Al_2O_3 as a starting material, any one or more components selected among TiO_2, Fe_2O_3, MnO_2, and TiC as a coloring agent, and MgO as a sintering aid; and sintering the slurry by drying and shaping the same. According to the present invention, a sintered body, which is effective in expression and maintenance of a black color and is compact, can be obtained, and an alumina sintered body having excellent properties such as sintered density, reflectance, color, insulation resistance (room temperature), bending strength, coefficient of expansion, and the like can be manufactured. COPYRIGHT KIPO 2016 (AA) Example 14 (BB) Example 15 (CC) Example 16 (DD) Example 17 (EE) Example 18 (FF) Example 19 (GG) Example 20 (HH) Example 21 ...

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Номер записи: 10
17-12-2015 дата публикации

METHOD FOR AVOIDING BEACON COLLISION

Номер: KR1020150140950A
Автор: LEE, SEONG RO, JUNG, MIN A, LEE, SEUNG BEOM, KIM, JIN WOO, CHOI, MYEONG SOO
Принадлежит:

The present invention provides an apparatus and a method for avoiding beacon collision in a WUSB by using a WBAN protocol. The method for avoiding beacon collision includes the steps of: scanning candidate channels; recognizing beacon collision; commanding change of a communications channel to a channel included in the scanned candidate channels if the beacon collision is recognized; and performing reconnection to a slave device through the changed communications channel. COPYRIGHT KIPO 2016 ...

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Номер записи: 11
08-11-2016 дата публикации

FLOW MOBILITY METHOD BASED ON QOS MEASUREMENT VALUE IN PMIPV6 NETWORK

Номер: KR1020160128646A
Автор: MIN, SANG WON, KIM, SU HYUN, JANG, DAE WOONG, JUNG, MIN A, LEE, SEONG RO, JOO, YANG RO
Принадлежит:

According to an embodiment of the present invention, a flow mobility determining method of a network includes: a step of allowing a user to access a location where there are at least two network interfaces; a step of determining whether preference of a network interface selecting standard of the user is a quality of a service or a service price; a step of performing handover only when the quality of the network interface to be changed is excellent if the preference of the user is quality of a service, and determining the type of a service to move if the preference of the user is service price; and a step of determining a handover method according to the service type to move. COPYRIGHT KIPO 2016 ...

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Номер записи: 12
07-04-2017 дата публикации

METHACRYLATE BUTADIENE STYRENE (MBS)-BASED IMPACT-REINFORCING AGENT, PRODUCTION METHOD THEREOF, AND POLYLACTIC ACID RESIN COMPOSITION CONTAINING SAME

Номер: KR1020170038334A
Автор: JEONG, MIN AH, KIM, GEON SOO, YOO, KI HYUN
Принадлежит:

The present invention relates to a methacrylate butadiene styrene (MBS)-based impact-reinforcing agent, a production method thereof, and a polylactic acid resin composition containing the same. More specifically, the present invention relates to an MBS-based impact-reinforcing agent which is polymerized by grafting an outermost shell with a vinyl alkoxy silane compound. The present invention further relates to a production method thereof, and a polylactic acid resin composition ensuring enhanced impact resistance by containing the same. COPYRIGHT KIPO 2017 ...

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Номер записи: 13
02-01-2019 дата публикации

공중합체 조성물, 이의 제조방법 및 이를 포함하는 열가소성 수지 조성물

Номер: KR1020190000155A
Автор: 유기현, 김윤호, 정민아
Принадлежит:

... 본 발명은 공중합체 조성물에 관한 것으로, 보다 상세하게는 알킬 (메트)아크릴레이트 단량체 유래 반복단위를 포함하는 (메트)아크릴계 코어와, 방향족 비닐 단량체 유래 반복단위 및 비닐 시안 단량체 유래 반복단위를 포함하는 제1 쉘을 포함하는 제1 코어-쉘 공중합체; 및 공액디엔 단량체 유래 반복단위를 포함하는 공액디엔계 코어와, 방향족 비닐 단량체 유래 반복단위 및 비닐 시안 단량체 유래 반복단위를 포함하는 제2 쉘을 포함하는 제2 코어-쉘 공중합체를 포함하고, 상기 (메트)아크릴계 코어의 평균 입경 및 공액디엔계 코어의 평균 입경의 비율은 1:1.66 내지 1:7.6이고, 상기 (메트)아크릴계 코어 및 공액디엔계 코어의 중량의 비율은 1:2 내지 1:10인 공중합체 조성물, 이의 제조방법 및 이를 포함하는 열가소성 수지 조성물을 제공한다.

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Номер записи: 14
04-10-2016 дата публикации

METHOD FOR SELECTING K-MEANS INITIAL CENTER FOR BIG DATA CLUSTERING

Номер: KR1020160113826A
Автор: KIM, YEONG JU, MUN, BYEONG DAE, JUNG, MIN A
Принадлежит:

The present invention provides a method for selecting a K-means initial center for big data clustering. The method includes the steps of: extracting a sample from big data; generating multiple clusters and a center value of each of the multiple clusters by clustering the extracted sample by K-means; and selecting the center value of each of the clusters as an initial center value for clustering the big data, thereby reducing a clustering time of the big data and increasing accuracy of a cluster center. COPYRIGHT KIPO 2016 (131) Sample extracting module (133) Initial center selection module (Sample data) (135) Clustering module (Big data) (AA) Systematic sampling method (BB) Extraction data preprocessing (CC) - Maximum distance method (DD) - Triangle height method (EE) - Maximum average distance method (FF,II) Clustering (GG) Initial center value generation (HH) Decided initial center value (JJ) Result output ...

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Номер записи: 15
09-03-2016 дата публикации

ABNORMALITY DETECTION METHOD USING CONFIDENCE INTERVAL ESTIMATION BASED ON TIME SERIES ANALYSIS

Номер: KR1020160026492A
Автор: JUNG, MIN A, KIM, YEONG JU, OH, JOO SEONG, PARK, JIN GWAN, KIM, YEON OK
Принадлежит:

Provided is an abnormality detection method using confidence interval estimation based on time series analysis, which comprises: acquiring sensor data from a wireless sensor network; estimating a confidence interval for real-time abnormality detection based on the acquired sensor data by using a moving average method; and determining as abnormal when the value of the sensor data acquired after an estimation viewpoint is out of the range of the estimated confidence interval. COPYRIGHT KIPO 2016 (AA) Start (BB) Yes (CC) End (DD) No (S110) Acquire sensor data from a wireless sensor network (S120) Estimate a confidence interval by using a moving average method (S130) Is the value of the sensor data out of the range of the estimated confidence interval ? (S140) Determine as abnormal ...

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Номер записи: 16
10-03-2016 дата публикации

DATA COLLISION AVOIDANCE METHOD USING RELAY SCHEME IN WIRELESS NETWORK

Номер: KR1020160027763A
Автор: LEE, SEONG RO, KIM, JIN WOO, KEE, JUN BUM, KIM, KI JUN, JUNG, MIN A
Принадлежит:

The present invention relates to a collision avoidance method and, specifically, to a collision avoidance method for preventing a data collision by transmitting data via a relay node, if a channel state is not good when transmitting data from a source node to a reception node. The collision avoidance method comprises the following steps of: setting an address of the source node; setting a transmission speed recommended by the reception node based on the set address; calculating a data frame transmission time from the source node to the reception node; and selecting a relay node based on the set transmission speed and the calculated data frame transmission time, and then performing relay communications based on the selected relay node. COPYRIGHT KIPO 2016 (AA) Start (BB) End (S110) Set an address of a source node (S120) Set a transmission speed recommended by a reception node (S130) Calculate a data frame transmission time (S140) Select a relay node based on the transmission speed and the ...

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Номер записи: 17
10-10-2016 дата публикации

METHOD FOR GENERATING UNAMBIGUOUS CORRELATION FUNCTION FOR TRACKING ALTBOC SIGNAL

Номер: KR1020160116758A
Автор: LEE, SEONG RO, YOON, SEOK HO, JUNG, MIN A, KIM, JIN WOO, LEE, SEUNG BEOM, CHO, SEONG SOO, KIM, BEOM MU, BACK, JONG SANG, JEONG, HWAN JONG, CHOI, SANG GIL, YANG, JIN HO, LEE, HYE JIN
Принадлежит:

The present invention relates to a method for generating an unambiguous correlation function for tracking an AltBOC signal. The method for generating an unambiguous correlation function according to the embodiment of the present invention includes a step of receiving alternative binary offset carrier (AltBOC) signal through a GPS receiver, a step of reinterpreting the subcarrier of the AltBOC signal with the sum of partial subcarriers, a step of obtaining a plurality of partial correlation functions by correlating the partial subcarriers with the AltBOC signal, and a step of generating an unambiguous correlation function by recombining the plurality of partial correlation functions. So, AltBOC signal tracing performance can be improved. COPYRIGHT KIPO 2016 (AA) Start (BB) Receiving an alternative binary offset carrier (AltBOC) signal through a GPS receiver (CC) Reinterpreting a subcarrier of the AltBOC signal with the sum of 8r partial subcarriers (DD) Obtaining a partial correlation function ...

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Номер записи: 18
28-09-2016 дата публикации

METHOD FOR ALLOCATING CHANNEL RESOURCE IN SHIP AREA NETWORK

Номер: KR1020160112189A
Автор: LEE, SEONG RO, LEE, SEUNG BEOM, KIM, JIN WOO, JUNG, MIN A
Принадлежит:

The present invention relates to a method for allocating channel resource in a ship area network configured to efficiently guarantee a channel requested by device groups in an ECMA-392 MAC protocol. The method comprises the steps of: calculating a Fair QoD (Quality of Device group: QoD_(F,n)) at the n^th time for every device group each time a channel changes due to the movement of a device group or the change of wireless environment; transmitting the calculated QoD_(F,n) value to all device groups through beacon; and determining a reallocation method of a channel that the conventional device groups possess depending on the comparison result after the device groups which receive the beacon compare the QoD_(F,n) value to the conventional value through QoS IE. COPYRIGHT KIPO 2016 ...

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Номер записи: 19
18-05-2015 дата публикации

EFFECTIVE POSITIONING METHOD IN INDOOR WIRELESS SENSOR NETWORK ENVIRONMENT

Номер: KR1020150053311A
Автор: KIM, YEONG JU, PARK, JIN GWAN, HEO, YU KYUNG, PARK, SUN, YANG, HU YEOL, JUNG, MIN A, LEE, SEONG RO, YOON, JAE JUN
Принадлежит:

The present invention relates to an effective positioning system in indoor wireless sensor network environment. Specifically, the present invention relates to an indoor positioning method using WLAN in indoor wireless sensor network environment for a ubiquitous service, which is provided to accurately measure an indoor position that cannot receive a GPS signal. The present invention, which is a method to which an extended Kalman filter algorithm is applied for improving the accuracy of an indoor positioning system, comprises the steps of: receiving an RSSI signal from Wireless AP; converting into a distance by substituting into the Friis formula on the basis of the obtained signal; converting the converted distance into a coordinate through triangular survey; applying an extended Kalman filter on the basis of the converted coordinate; and, after applying the extended Kalman filter, obtaining a coordinate value with noise reduced. COPYRIGHT KIPO 2015 (AA) Start (BB) End (S310) RSSI signal ...

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Номер записи: 20
07-04-2017 дата публикации

MBS-BASED IMPACT REINFORCING AGENT, PREPARATION METHOD THEREOF, AND POLYCARBONATE RESIN COMPOSITION COMPRISING SAME

Номер: KR1020170038373A
Автор: YOO, KI HYUN, KIM, GEON SOO, JEONG, MIN AH
Принадлежит:

The present invention relates to an MBS-based reinforcing agent, a preparation method thereof and a polycarbonate resin comprising the same. The MBS-based reinforcing agent is manufactured by mixing small diameter acrylate cross-linking nanoparticles to large diameter MBS-based nanoparticles and has excellent impact resistance at both low temperature and high temperature when being applied to a polycarbonate resin. COPYRIGHT KIPO 2017 ...

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Номер записи: 21
10-10-2016 дата публикации

METHOD OF EFFICIENT DATA TRANSMISSION USING DATA FUSION TECHNOLOGY IN SMART VESSEL

Номер: KR1020160116756A
Автор: MIN, SANG WON, KIM, YEON GEUN, JUNG, MIN A, LEE, SEONG RO, JOO, YANG RO
Принадлежит:

Disclosed is a method of efficient data transmission using data fusion technology in a smart vessel. According to one aspect of the present invention, the method of efficient data transmission using the data fusion technology in the smart vessel, in which the method of data transmission is efficient for a sensor network in the smart vessel where the sensor network includes a plurality of sensor nodes and sink nodes, includes the steps of: generating, by a second sensor node for receiving a first sensor data transmitted from a first sensor node, a 2-1 sensor data by fusing the first sensor data and a second sensor data collected by the second sensor node; and transmitting, by the second sensor node, the 2-1 sensor data to an adjacent third sensor node. COPYRIGHT KIPO 2016 ...

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Номер записи: 22
06-10-2015 дата публикации

Multiway Relaying Communication Method Based on Digital Network Coding

Номер: KR0101554976B1
Автор: 이성로, 주양로, 김경호, 이연우, 정민아, 신동렬, 도푸틴, 왕진수, 김윤희
Принадлежит: 목포대학교산학협력단

... 본 발명은 디지털 네트워크 부호화 기반 다중 방향 릴레이 통신 방법에 관한 것으로서, 본 발명에 따른 디지털 네트워크 부호화 기반 다중 방향 릴레이 통신 방법은 디지털 네트워크 부호화 기반 다중방향 릴레이 통신의 데이터 전송 신뢰성을 더욱 향상시키기 위해 통신에 참여하는 모든 통신 노드와 릴레이 노드에 대해 최적 전력을 할당할 수 있고, 그에 따른 릴레이 노드를 선택할 수 있는 것을 특징으로 한다. 본 발명에 따르면, 심볼 오류율을 개선할 수 있고, 특히 디지털 네트워크 부호화 기반 다중방향 릴레이 통신의 데이터 전송 신뢰성을 더욱 향상시킬 수 있다.

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Номер записи: 23
30-03-2017 дата публикации

METHOD OF SENDING DATA OVER WIRELESS SENSOR NETWORK

Номер: KR1020170035092A
Автор: LEE, SEONG RO, KIM, JIN WOO, JUNG, MIN A
Принадлежит:

Disclosed is a method of sending data over a wireless sensor network. According to the present invention, provided is the method of sending data over the wireless sensor network, the wireless sensor network comprising: a source node which sends a packet; a destination node which receives a packet; and one or more PAN coordinators which are located between the source node and the destination node. The method comprises the steps of: broadcasting, by the PAN coordinator, a beacon frame comprising information about a superframe structure; receiving, by the PAN coordinator, a device to device (D2D) request frame from one or more source nodes as a response to the broadcasted beacon frame; allocating a D2D slot in an inactive period to a source node that has sent the D2D request frame in response to the D2D request frame; and broadcasting, by the PAN coordinator, a beacon frame including information about the allocated D2D slot. The source node receives the beacon frame including the information ...

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Номер записи: 24
13-04-2017 дата публикации

RF ENERGY HARVESTING DEVICE TO CHARGE MOBILE COMMUNICATION OF VESSEL

Номер: KR1020170040623A
Автор: CHO, SEONG SOO, BHANU SHRESTHA, JUNG, MIN A, LEE, SEONG RO
Принадлежит:

The present invention relates to an RF energy harvesting device to charge mobile communication of a vessel. According to an embodiment of the present invention, the RF energy harvesting device to charge mobile communication of a vessel comprises: an antenna for receiving a broadband RF signal; a rectenna for obtaining direct current voltage by converting the RF signal into an electric signal; and a DC-DC converter for converting the direct current voltage into voltage required by a load. COPYRIGHT KIPO 2017 ...

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Номер записи: 25
09-12-2015 дата публикации

OPTICAL SEMICONDUCTOR LIGHTING APPARATUS

Номер: KR1020150137456A
Автор: KANG, SEOK JIN, JANG, YOON GIL, KIM, SANG HYUK, PARK, IL, LEE, SU WOON, JEONG, MIN A
Принадлежит:

The present invention relates to an optical semiconductor lighting apparatus which comprises: a first light emitting module including one or more semiconductor optical devices; a second light emitting module including one or more semiconductor optical devices; and a support unit which connects the first and second light emitting modules to each other to maintain the first and second light emitting modules to be spaced apart in parallel from each other. Air is circulated through both edges and upper and lower surfaces of the first and second light emitting modules through the gap. The optical semiconductor lighting apparatus of the present invention: induces natural convection through the interior and exterior of the apparatus; can be simply installed and constructed; and can actively cope with various construction environments such as expansion and reduction in accordance with assembly. COPYRIGHT KIPO 2016 ...

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Номер записи: 26
15-05-2015 дата публикации

PERFORMANCE ANALYSIS METHOD OF XFAST IN WIDEBAND JAMMING ENVIRONMENTS

Номер: KR1020150053130A
Автор: LEE, SEONG RO, CHAE, KEUN HONG, YOON, SEOK HO, HEO, YU KYUNG, JUNG, MIN A
Принадлежит:

The present invention relates to a performance analysis method of XFAST in wideband jamming environments and, more specifically, to a method of analyzing how wideband jamming affects average acquisition time of XFAST. The present invention comprises: a step of folding a local P code signal M times as much as the length of a receiving signal N in order to reduce the number of searching code θ; and a step of defining the folded signal in the length of N as one observation window and acquiring the number of the observation window Λ. COPYRIGHT KIPO 2015 ...

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Номер записи: 27
17-10-2016 дата публикации

METHOD FOR EFFECTIVELY RESERVING MULTI-HOP RESOURCE IN WIMEDIA D-MAC FOR MULTI-HOP N-SCREEN SERVICE

Номер: KR1020160120025A
Автор: LEE, SEONG RO, HUR, KYEONG, LEE, SEUNG BEOM, KIM, JIN WOO, JUNG, MIN A
Принадлежит:

Provided are a method for effectively reserving a multi-hop resource in a WiMedia D-MAC for a multi-hope N-screen service, and a new multi-stage cooperative DRP (MSCDRP) IE to provide a method for reserving a multi-hope resource which reduces a delay time between terminals. The method for effectively reserving a multi-hop resource in a WiMedia D-MAC for a multi-hope N-screen service, comprises the following steps: a plurality of D-MAC devices collect DRP IE validity check information; each D-MAC N-screen device selects a D-MAC device group; each D-MAC N-screen device transmits MSCDRP IE and DRP IEs to all devices included in the selected D-MAC device group; Each device receiving the MSCDRP IE and the DRP IE checks validity of the received MSCDRP IE and DRP IE; when the received MSCDRP IE and the DRP IE is valid, each device receiving the MSCDRP IE and the DRP IE transmits DRP IE including information on an acceptance state of a DRP reservation request to the N-screen device, and when even ...

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Номер записи: 28
23-05-2018 дата публикации

BRACELET-SHAPED TOOTHPASTE

Номер: KR1020180053506A
Автор: JUNG, MIN A
Принадлежит:

The present invention includes a toothpaste (10) manufactured in a predetermined form, a connecting portion (20) attached to the toothpaste (10), having a fixing portion (25) attached thereto, and passing through a hole (30), the fixing portion (25) attached to the connecting portion (20) and larger than the hole (30) to attach the toothpaste (10), the hole (30) slightly larger than in size than the connecting portion (20), smaller than the fixing portion (25), and allowing the toothpaste to be fixed, a length adjuster (40) for adjusting the bracelet in accordance with the thickness of the wrist, and a button (50) fixing the length adjuster (40). The present invention is characterized in that, when the user lifts the toothbrush and moves, only a small amount is carried, and thus user convenience can be improved. In addition, the user wears the bracelet and the present invention is attached to the bracelet, and thus it is possible to reduce economic costs by preventing forgetting. COPYRIGHT ...

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Номер записи: 29
04-07-2013 дата публикации

OPTICAL SEMICONDUCTOR LIGHTING APPARATUS

Номер: WO2013100313A1
Автор: LEE, Deok Ju, KIM, Yun Ha, KIM, Jung Hwa, SONG, Tae Hoon, JEONG, Min A, YOO, Min Uk, KIM, Dae Won, CHOI, Jae Young, LEE, Haeng Ryeol
Принадлежит:

The present invention relates to an optical semiconductor lighting apparatus in which a first sealing unit finishes both ends of a housing attachable to at least one clamping unit formed along the longitudinal direction of a raceway and in which a second sealing unit surrounds the tops and bottoms of both edges of an optical element disposed at the bottom surface of the housing. The optical semiconductor lighting apparatus includes: a wireless communication unit receiving a dimming signal via a wireless communication network and outputting the received dimming signal to a power supply; and a light-emitting module driven while being connected to the power supply which receives alternating current power, converts the alternating current power into direct current power, and supplies the direct current power to the light-emitting module and controls the luminance of the light-emitting module according to the dimming signal inputted from the wireless communication unit. The optical semiconductor ...

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Номер записи: 30
09-02-2012 дата публикации

OPTICAL SEMICONDUCTOR LIGHTING APPARATUS

Номер: KR2012018231A1
Автор: KIM, Dong-Soo, KANG, Seok-Jin, JEONG, Min-A
Принадлежит:

Disclosed is an optical semiconductor lighting apparatus which can improve heat radiation efficiency and vibration isolation efficiency. The optical semiconductor lighting apparatus comprises: a housing having an open side; a light source module which is arranged within the housing and includes at least one optical semiconductor device; a fan which is arranged adjacent to the light source module and blows air to the light source module; and a reflective shade which reflects the light emitted from the light source module and determines an irradiation range of the light. A moving path through which the air blown by the fan is partially discharged through the light source module to the outside is formed within the housing. Accordingly, the present invention can prevent the movement of external particles toward the light source module by partially discharging the air blown to the light source module by the fan, through the moving path within the housing to the outside.

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Номер записи: 31
28-05-2015 дата публикации

MULTIWAY RELAYING COMMUNICATION METHOD BASED ON DIGITAL NETWORK CODING

Номер: KR1020150057078A
Автор: LEE, SEONG RO, JOO, YANG RO, KIM, KYUNG HO, LEE, YEON WOO, JUNG, MIN A, SHIN, DONG RYUL, DO, PHU THINH, WANG, JIN SOO, KIM, YUN HEE
Принадлежит:

The present invention relates to a multiway relaying communication method based on digital network coding. The multiway relaying communication method based on digital network coding according to an embodiment of the present invention can allow maximum power for all communication nodes and relay nodes which participate in improving the data transmission reliability of multiway relaying communication based on digital network coding. Thereby, it can select a relay node. According to the present invention, symbol error can be improved. Especially, the data transmission reliability of multiway relaying communication based on digital network coding can be more improved. COPYRIGHT KIPO 2015 ...

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Номер записи: 32
11-05-2017 дата публикации

SIGNAL CONFIGURATION TECHNOLOGY FOR IMPROVING RECEPTION PERFORMANCE OF DECODE AND FORWARD RELAY BASED TRANSMISSION METHOD

Номер: KR1020170050083A
Автор: JANG, JUNG YUP, KIM, DONG HO, JUNG, MIN A, LEE, SEONG RO
Принадлежит:

According to an embodiment of the present invention, a decode and forward (DF) transmission method, in a DF relay based transmission system comprising a single transmission unit using a single antenna, a relay unit using a single antenna and a reception station using a single antenna, comprises: a step in which the transmission transforms a signal to be transmitted according to a time slot by applying a rotation transformation matrix, and transmits the transformed signal; a step in which the reception station and the relay unit receive a signal corresponding to a first time slot; and a step in which the reception station receives a signal corresponding to a second time slot from the transmission unit and receives the signal corresponding to the first time slot from the relay unit. The present invention proposes a technology for obtaining an additional diversity gain in a cooperative communication system based on DF relay using a single antenna and, more specifically, provides a method for ...

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Номер записи: 33
02-02-2017 дата публикации

SHOCK BUFFERING AGENT, METHOD FOR PRODUCING SAME, AND POLYLACTIC ACID/POLYCARBONATE RESIN COMPOSITION INCLUDING SAME

Номер: KR1020170011520A
Автор: JEONG, MIN AH, KIM, GEON SOO, YOO, KI HYUN
Принадлежит:

The present invention relates to a methacrylate-butadiene-styrene-based shock buffering agent including alkoxy silane, a method for producing the same, and a polylactic acid-polycarbonate resin mixed composition including the same. In particular, the present invention relates to a butadiene-based rubber polymer core; and a composite graft shell coated on the surface of the rubber polymer core. The composite graft shell comprises a shell in which an alkoxy silane compound is grafted and polymerized with a compound selected from the group consisting of a (meth)acrylic acid alkyl ester compound, an aromatic vinyl compound, and an unsaturated epoxy-based compound. COPYRIGHT KIPO 2017 ...

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Номер записи: 34
08-03-2018 дата публикации

BRACELET-TYPE TOOTHPASTE TUBE

Номер: KR1020180024118A
Автор: JUNG, MIN A
Принадлежит:

The present invention relates to a bracelet-type toothpaste tube. According to the present invention, the bracelet-type toothpaste tube comprises: a toothpaste tube (10) manufactured in a certain shape; a connection unit (20) attached to the toothpaste tube (10) and to a fixing unit (25) to pass through a hole (30); the fixing unit (25) attached to the connection unit (20), which is larger than the hole (30) to attach the toothpaste tube (10); the hole (30) which is a little larger than the size of the connection unit (20) and smaller than the fixing unit (25) to allow the fixation of the toothpaste tube; a length control unit (40) to control the bracelet to fit the wrist of a user; and a snap fastener (50) to fixate the length control unit (40). According to the present invention, the present invention is able to, when a user carries a tube of toothpaste, allow the user to carry only a small amount of toothpaste, thereby increasing user convenience. Specifically, the present invention ...

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Номер записи: 35
10-01-2013 дата публикации

OPTICAL SEMICONDUCTOR-BASED LIGHTING APPARATUS

Номер: WO2013005936A3
Автор: KANG, Seok-Jin, JANG, Yoon-Gil, LEE, Su-Woon, KIM, Dong-Hee, JEONG, Min-A
Принадлежит:

According to the present invention, an optical semiconductor-based lighting apparatus comprises: a housing having an open portion formed therein; a light-emitting unit installed near one side of the housing and including at least one semiconductor optical device; a power supply unit housed in the housing for supplying power to the light-emitting unit; and a gate unit coupled to the open portion in order to open and close the inside of the housing, wherein the power supply unit may be easily replaced so as to shorten working time.

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Номер записи: 36
20-12-2017 дата публикации

그라프트 공중합체 및 이를 포함하는 폴리카보네이트와 SAN 블렌드 열가소성 수지 조성물

Номер: KR0101799637B1
Автор: 유기현, 김건수, 정민아
Принадлежит: 주식회사 엘지화학

... 본 발명은 폴리카보네이트와 SAN 블렌드 수지와의 혼용성 및 혼합성이 향상된 코어-쉘-쉘(CSS) 구조의 충격보강제용 그라프트 공중합체와, 상기 충격보강제용 그라프트 공중합체를 포함함으로써 가공성 및 충격 강도가 향상된 폴리카보네이트와 SAN 블렌드 열가소성 수지 조성물에 관한 것이다.

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Номер записи: 37
31-10-2016 дата публикации

EFFICIENT HANDOVER METHOD FOR PEER-TO-PEER DOWNLOAD SERVICE IN VESSEL

Номер: KR1020160125151A
Автор: CHO, KWANG HYUN, YOO, DONG HO, KIM, DONG HO, JUNG, MIN A, LEE, SEONG RO, MUN, BYEONG DAE
Принадлежит:

The present invention relates to a handover method which takes into account a wireless peer-to-peer (P2P) communication scenario in a large vessel such as a cruiser by taking into account a situation in which internet traffic rapidly increases due to spread of a smart device and an increase in a demand for multimedia content, and takes into account a quality element of a peer so as to smoothly downloading the multimedia content even when a user moves. The handover method, which includes a wireless P2P communication scenario in a vessel, comprises the steps of: requesting a corresponding access point for transmission so as to download content desired by a user; searching for meta data of requested content when a transmission request is received from the user; and performing, by a user terminal transmitting the found meta data and a user terminal requesting content, a downloading service through an access point. The handover method comprises an efficient handover technique for an efficient ...

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Номер записи: 38
11-12-2015 дата публикации

METHOD TO DETECT ABNORMAL TEMPERATURE INSIDE SHIP BY REAL-TIME CONFIDENCE INTERVAL ESTIMATION

Номер: KR1020150139340A
Автор: KIM, YEONG JU, OH, JOO SEONG, HEO, YU KYUNG, JUNG, MIN A
Принадлежит:

Provided is a method to detect an abnormal temperature inside a ship by real-time confidence interval estimation. The method to detect the abnormal temperature inside the ship by real-time confidence interval estimation comprises: a step of periodically receiving temperature data inside the ship, which have been sensed by a sensor, from the sensor; a step of observing a change in the received temperature data over time and setting, in real time, a confidence interval to detect the abnormal temperature inside the ship using a result of the observation; and a step of informing a manager of the ship of the detection of the abnormal temperature inside the ship if a temperature data deviating from a set confidence interval are received. COPYRIGHT KIPO 2016 (AA) Start (BB) No (CC) Yes (DD) End (S100) Periodically receive temperature data inside a ship from the sensor (S110) Are the temperature data within a set confidence interval? (S120) Temperature inside the ship is normal (S121) Temperature ...

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Номер записи: 39
07-12-2016 дата публикации

SHIPDEX DOCUMENT MODELING BASED ON HBASE STORAGE STRUCTURE FOR MANAGING SHIP MATERIALS

Номер: KR1020160139693A
Автор: HEO, YU KYUNG, HUR, KYEONG, JUNG, MIN A, JEONG, HUI JA
Принадлежит:

A method for implementing a ship material data structure into XML according to a shipdex protocol according to an aspect of the present invention includes the steps of: implementing an operation and description data module including information about the operation and description of equipment; implementing a maintenance procedure module including the maintenance information of the equipment; implementing a troubleshooting module including the troubleshooting information of the equipment; implementing an illustrated parts data module including information about parts comprising a product; and implementing a service data module including correction and modification information. Accordingly, the present invention easily manages big data and improves a speed and performance. COPYRIGHT KIPO 2016 (AA) Ship materials (BB) Distributing in a region server (CC) Validity test ...

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Номер записи: 40
11-12-2015 дата публикации

METHOD FOR POSITIONING TRANSPORTER BY USING RFID TAG

Номер: KR1020150139339A
Автор: JUNG, MIN A, PARK, JIN GWAN, HEO, YU KYUNG, OH, JOO SEONG, KIM, YEONG JU, CHOI, MYEONG SOO, LEE, SEONG RO
Принадлежит:

Provided is a method for positioning a transporter by using an RFID tag including the steps of a mobile terminal for: determining that the transporter is in a predetermined radius if a mobile terminal receives one or more kinds of information from a name, the weight, a loading speed, an unloading speed of the transporter, and a phone number of a driver who drives the transporter, which are stored in the RFID tag, from the RFID tag attached to the transporter; positioning the transporter by using a signal received from a GPS or an access point; and transmitting the positioned location and received information of the transporter to a server which is managing a task of the transporter. COPYRIGHT KIPO 2016 (AA) Start (B1,B2) Yes (C1,C2) No (DD) End (S100) Execute an application (S110) Is RFID tag information received? (S120) Transporter to which an RFID tag is attached exists (S130) Start positioning (S140) Is a GPS signal received? (S150) Perform positioning by using the GPS signal (S151) ...

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Номер записи: 41
09-03-2017 дата публикации

알콕시 실란 화합물을 포함하는 메틸메타크릴레이트-부타디엔-스티렌계 충격보강제, 이의 제조방법 및 이를 포함하는 열가소성 수지

Номер: KR0101714841B1
Автор: 정민아, 유기현, 김건수, 김윤호
Принадлежит: 주식회사 엘지화학

... 본 발명은 부타디엔계 라텍스 중합체 코어; 및 알킬 메타크릴레이트계 단량체, 스티렌계 단량체 및 알콕시 실란 화합물을 포함하는 쉘로 구성되는, 코어-쉘 구조의 메틸메타크릴레이트-부타디엔-스티렌계 충격보강제, 이의 제조방법 및 이를 포함하는 열가소성 수지에 관한 것이다. 이에 따른, 코어-쉘 구조의 메틸메타크릴레이트-부타디엔-스티렌계 충격보강제는 쉘에 포함된 알콕시 실란에 의하여 폴리실록산이 형성됨으로써 실리콘 고무로 작용하여 코어인 부타디엔의 활성을 높일 뿐 아니라, 저온 충격 강도를 향상시키는 효과가 있다. 따라서, 본 발명의 알콕시 실란을 포함하는 코어-쉘 구조의 메틸메타크릴레이트-부타디엔-스티렌계 충격보강제를 포함하는 열가소성 수지는 습열 및 저온에서도 우수한 내충격성을 가질 수 있다.

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Номер записи: 42
04-04-2018 дата публикации

MBS IMPACT MODIFIER, POLYVINYL CHLORIDE RESIN COMPOSITION COMPRISING SAME

Номер: KR1020180033653A
Автор: JEONG, MIN AH, KIM, GEON SOO, YOO, KI HYUN
Принадлежит:

The present invention relates to an MBS impact modifier, and to a polyvinyl chloride resin composition comprising the same, and more particularly, to an MBS impact modifier, which is formed by graft-polymerizing a conjugated diene rubber core with inner and outer shells, and to a polyvinyl chloride resin composition comprising the same. Since the MBS impact modifier uses an aromatic acrylic monomer having an aromatic ring having a high refractive index during manufacture of the outer shell, when the MBS impact modifier is used as an additive for the polyvinyl chloride resin, compatibility with the resin is excellent to improve the workability and to increase the impact strength and transparency of resin molded articles. COPYRIGHT KIPO 2018 ...

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Номер записи: 43
11-12-2015 дата публикации

MIH HANDOVER METHOD IN U-TSN BASED ON HMIPv6

Номер: KR1020150139320A
Автор: LEE, SEONG RO, KIM, BEOM MU, JEONG, HWAN JONG, KIM, JIN WOO, LEE, SEUNG BEOM, CHOI, MYEONG SOO, JUNG, MIN A
Принадлежит:

An MIH handover method comprises the following steps of: acquiring traffic information from UVSs installed in a plurality of vehicles; extracting vehicle information, including locations and speeds of the vehicles and a traffic volume of the vehicles, from the obtained traffic information; executing a function of storing and managing load network information based on the extracted vehicle information; and applying an MAP selection method based on HMIPv6 based on the result of performing the function. COPYRIGHT KIPO 2016 (AA) Start (BB) End (S110) Obtain traffic information (S120) Extract vehicle information from the traffic information (S130) Perform a function of storing and managing load network information based on the vehicle information (S140) Apply an MAP selection method based on HMIPv6 ...

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Номер записи: 44
07-11-2016 дата публикации

METHOD FOR GENERATING UNAMBIGUOUS CORRELATION FUNCTION SUITABLE FOR COSINE-PHASED BOC (KN, N) SIGNAL

Номер: KR1020160128023A
Автор: LEE, SEONG RO, JUNG, MIN A, YOON, SEOK HO, LEE, SEUNG BEOM, KIM, BEOM MU, BACK, JONG SANG, JEONG, HWAN JONG, PARK, JIN GWAN, OH, JOO SEONG, CHOI, SANG GIL, YANG, JIN HO
Принадлежит:

Disclosed is a method for generating an unambiguous correlation function suitable for a cosine-phased BOC (kn, n) signal. According to the present invention, the method for generating an unambiguous correlation function suitable for a cosine-phased BOC (kn, n) signal comprises a step of generating a correlation function which has no peripheral peak by recombining a sub correlation function obtained by generating a new local signal after receiving a cosine-phased BOC signal. According to the present invention, the more accurate positioning accuracy in a global positioning system (GPS) for transmitting positioning information by using the cosine-phased BOC signal can be provided. COPYRIGHT KIPO 2016 (AA) Start (BB) Receiving a cosine-phased BOC signal (CC) Generating a new local signal similar to the cosine-phased BOC signal (DD) Drawing a BOC signal and sub correlation functions from the local signal (EE) Generating a correlation function which has no peripheral peak by recombining the sub ...

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Номер записи: 45
10-10-2016 дата публикации

GRID-BASED WPAN PROTOCOL HAVING ENERGY EFFICIENCY FOR SHIPBOARD AND INDOOR WIRELESS NETWORKS

Номер: KR1020160116757A
Автор: LEE, SEONG RO, JUNG, MIN A, KIM, MYUNG SUP, KIM, JIN WOO
Принадлежит:

The present invention relates to a grid-based wireless personal area network (WPAN) protocol having energy efficiency for shipboard and indoor wireless networks. According to an embodiment of the present invention, the grid-based WPAN protocol includes: a pan coordinator (PC) for managing topology of an entire grid-based network, and allocating an address and a time slot to nodes participating in the network; a non-overlapping node (NN) for receiving a beacon message from two nodes of Level n among nodes of Level n+1, wherein n >= 1; an overlapping node (ON) for receiving the beacon message from one node; and a leaf node (LN) for participating in an intermediate area of the grid-based network which has been formed already. COPYRIGHT KIPO 2016 ...

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Номер записи: 46
07-12-2016 дата публикации

SHIP DESIGN DATA MANAGEMENT SYSTEM USING HADOOP AND HBASE

Номер: KR1020160139694A
Автор: OH, JOO SEONG, KIM, YEON OK, JUNG, MIN A
Принадлежит:

According to an embodiment of the present invention, a method for managing inputted ship design data includes: a step of storing original data of the ship design data in HDFS; and a step of storing metadata of the original data by using HBase. The present invention can perform high performance by building a distribution network by using a Hadoop platform. COPYRIGHT KIPO 2016 (AA) Start (BB) End (CC) No (DD) Yes (S102) Extraction step (S104) Modification step (S106) Data length > Setting value (S110) Point query step (S120) Map reduction step ...

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Номер записи: 47
17-12-2015 дата публикации

APPARATUS AND METHOD FOR SETTING WUSB CHANNEL SCHEDULING

Номер: KR1020150140951A
Автор: LEE, SEONG RO, LEE, SEUNG BEOM, KIM, BEOM MU, JEONG, HWAN JONG, BACK, JONG SANG, PARK, JIN GWAN, HEO, YU KYUNG, CHOI, MYEONG SOO, JUNG, MIN A
Принадлежит:

Disclosed are an apparatus and a method for setting wireless USB (WUSB) channel scheduling. The method for setting WUSB channel scheduling includes the steps of: determining whether there is a WUSB transaction request; setting a private period allocation value when there is the WUSB transaction request; allocating a random access period (RAP) section in a wireless body area network (WBAN) protocol super-frame to the WUSB channel; and transmitting a beacon frame of the WBAN in a next beacon section, after allocating the RAP section to the WUSB channel. COPYRIGHT KIPO 2016 (AA) No (BB) Yes (S510) Is whether a WUSB transaction request exist determined? (S530) Allocate an RAP2 section in a WBAN protocol superframe to a WUSB channel (S540) Transmit a WBAN beacon frame in a next beacon section (S560) Transmit a WBAN beacon frame in a next beacon period ...

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Номер записи: 48
11-05-2017 дата публикации

METHOD FOR IMPROVING ENERGY EFFICIENCY IN ASYNCHRONOUS WIRELESS COMMUNICATION SYSTEM

Номер: KR1020170050084A
Автор: LEE, SEONG RO, JUNG, MIN A, LEE, YEON WOO, KONG, JOON IK, PARK, JIN GWAN, KIM, BEOM MU
Принадлежит:

According to one aspect of the present invention, a network data communication method to achieve a disclosed purpose comprises the steps of: transmitting a request message from a transmitting node; receiving the request message from an intermediate node and a receiving node; and transmitting a receiving acknowledgment signal to the transmitting node if the receiving node is in a wakeup state, and transmitting a beacon to the transmitting node to the transmitting node after switching to a wake up step if the receiving node is in a sleep state. The present invention has an effect of reducing energy consumption load of a transmitter and improving the energy efficiency of the entire network by using a method for cooperating with neighboring nodes so as to reduce unnecessary energy consumption. COPYRIGHT KIPO 2017 ...

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Номер записи: 49
07-12-2016 дата публикации

NEMO SUPPORT SCHEME OVER PMIPV6 NETWORK FOR SUPPORTING NETWORK MOBILITY IN HARBOR AREA

Номер: KR1020160139253A
Автор: MIN, SANG WON, HAN, KYEONG IL, JUNG, MIN A, LEE, SEONG RO, MUN, BYEONG DAE
Принадлежит:

The present invention relates to a network mobility (NEMO) support scheme over a proxy mobile IPv6 (PMIPv6) network for supporting network mobility in a harbor area. According to an embodiment of the present invention, provided is a NEMO support method over a PMIPv6 network for supporting network mobility in a harbor area, in which the PMIPv6 network includes a PMIPv6-based local mobility anchor (LMA) and a NEMO-based home agent (HA), the method comprising the steps of: transmitting, at a mobile router (MR), a Proxy binding update (PBU) message indicative of a connection state to the LMA via a mobile access gateway (MAG); determining whether the MR is in an initial access state or a handover state by checking a value of an MR connection option field included in the PBU message at the MAG; and connecting communication between a mobile network node (MN), to which the MR belongs, and a correspondent node (CN) via a different process depending on whether the MR is in an initial access state ...

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Номер записи: 50
03-12-2015 дата публикации

OPTICAL SEMICONDUCTOR LIGHTING DEVICE

Номер: WO2015182884A1
Автор: KANG, Seok Jin, JANG, Yoon Gil, KIM, Sang Hyuk, PARK, Il, LEE, Su Woon, JEONG, Min A
Принадлежит:

The present invention relates to an optical semiconductor lighting device capable of improving heat-dissipation performance by inducing natural convection current over the interior and exterior thereof, having simple installation and construction, capable of actively coping with various construction environments such as those which expand and shrink according to assembly engagement, certainly carrying out waterproofing and sealing maintenance, and capable of improving workability even in maintenance management such as repairing and replacement, by allowing air to naturally flow therethrough between a first light-emitting module and a second light-emitting module arranged to be parallel with gap of a mutually predetermined distance therebetween and allowing a first sealing part provided to the side surfaces of a casing part and a second sealing part provided to an upper part of the casing part to dually prevent the inflow of humidity and foreign substances.

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Номер записи: 51
13-04-2017 дата публикации

BUFFER MANAGEMENT METHOD FOR IMPROVING PERFORMANCE IN WIMEDIA WLP-BASED MOBILE IP NETWORKS OF SHIP

Номер: KR1020170040622A
Автор: LEE, SEONG RO, LEE, SEUNG BEOM, JUNG, MIN A
Принадлежит:

The present invention relates to a buffer management method for improving performance in WiMedia WLP-based mobile IP networks of a ship. The buffer management method for improving performance in WiMedia WLP-based mobile IP networks of a ship according to an embodiment of the present invention includes the steps of: calculating an average queue length value and a handover average queue length value; checking whether the average queue length value is smaller than a preset handover threshold value; comparing the average queue length value with a preset minimum threshold value and a maximum threshold value if the handover average queue length value is smaller than the handover threshold value; and leaving a packet if the average queue length value is smaller than the minimum threshold value, discarding the packet with a random probability value if the average queue length value is equal to or greater than the minimum threshold value and equal to or less than the maximum threshold value, and ...

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Номер записи: 52
13-04-2017 дата публикации

ADAPTIVE CHANNEL ALLOCATION METHOD IN ECMA-392 NETWORK

Номер: KR1020170040621A
Автор: LEE, SEONG RO, LEE, SEUNG BEOM, JUNG, MIN A
Принадлежит:

The present invention relates to an adaptive channel allocation method in an ECMA-392 network. An adaptive channel allocation method in an ECMA-392 network according to an embodiment of the present invention comprises the steps of: obtaining the minimum number (Min_(j-class)) of channels, required for communication of a device group, by using QoD_(min-class) values based on transmission priorities; obtaining a fair QoS value (QoD_(F, n+1)) at an (n+1)^th time point for existing and new device groups, using identical channel service, by using the Min_(j-class) and the maximum number (Max_j) of channels required for communication of the device group; obtaining the number (PC_(j, n+1)) of channels provided at the (n+1)^th time point to desired device group j, using the channel service, by using the QoD_(F, n+1); and obtaining differential QoS values (QoD_(F-class, n+1)) for the device group based on the transmission priorities. COPYRIGHT KIPO 2017 ...

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Номер записи: 53
04-10-2016 дата публикации

TOA ESTIMATING METHOD IN FBMC SYSTEM

Номер: KR1020160113825A
Автор: KIM, SEONG CHEOL, LEE, JUNG YONG, JUNG, MIN A, LEE, SEONG RO
Принадлежит:

Provided is a TOA estimating method in an FBMC system. The method estimates TOA by using a first path detect algorithm and a high resolution algorithm. Therefore, the TOA estimating method can determine a first path and reduce a distance error even if the intensity of the first path is weak. COPYRIGHT KIPO 2016 ...

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Номер записи: 54
09-03-2016 дата публикации

POSITIONING METHOD FOR OPTIMIZING TRANSPORT PATH OF BLOCK TRANSPORTER

Номер: KR1020160026154A
Автор: JUNG, MIN A, PARK, JIN GWAN, HEO, YU KYUNG, KIM, YEON OK
Принадлежит:

The present invention relates to a positioning method of a block transporter, which is conducted by a portable terminal. The positioning method comprises the steps of: obtaining identification information of the block transporter from the block transporter; and transmitting the obtained identification information of the block transporter, GPS information received from the outside, a MAC address which has been received from a surrounding access point, and an intensity of an electric field to a location detection server. COPYRIGHT KIPO 2016 (AA) Start (BB) End (S110) Obtain the identification information of a block transporter (S120) Transmit the identification information, GPS information, a MAC address and the intensity of an electric field to a locating server ...

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Номер записи: 55
21-03-2016 дата публикации

METHOD FOR ALLOCATING RESOURCES USING SATISFACTION OF QUALITY OF SERVICE

Номер: KR1020160030685A
Автор: LEE, SEONG RO, LEE, SEUNG BEOM, KIM, GYEONG HO, KIM, SEONG PYO, BACK, JONG SANG, JUNG, MIN A
Принадлежит:

The present invention includes a method for allocating resources using satisfaction of quality of service (SoQ). The method for allocating resources using SoQ includes the steps of: identifying the service class of a WLP service set (WSS) device; calculating the SoQ according to the identified service class; setting a priority according to the calculated SoQ and a data transmission mode of the WSS device; and setting different service transmission rates for traffic streams of the WSS device according to the set priority. COPYRIGHT KIPO 2016 ...

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Номер записи: 56
04-04-2017 дата публикации

METHOD FOR SELECTING WLAN OFFLOADING ROUTE ACCORDING TO QOS IN EPC NETWORK

Номер: KR1020170036956A
Автор: MIN, SANG WON, HA, SANG HYUK, JUNG, MIN A, LEE, SEONG RO
Принадлежит:

Provided is a method for selecting a WLAN offloading route according to QoS in an EPC network. The method includes the processes of: obtaining QoS information and selecting the route; performing the handover of UE to a WLAN network; and terminating a session with an E-UTRAN network. The process of performing the handover includes a WLAN offloading process and a handover process in an existing EPC network. Accordingly, the present invention can determine a proper handover traffic route through the measurement of QoS. COPYRIGHT KIPO 2017 ...

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Номер записи: 57
03-04-2017 дата публикации

EFFICIENT ROUTE SELECTION METHOD FOR D2D/CELLULAR COMMUNICATION IN HETEROGENEOUS WIRELESS NETWORK

Номер: KR1020170036520A
Автор: MIN, SANG WON, KIM, SU HYUN, JUNG, MIN A, LEE, SEONG RO
Принадлежит:

Provided is an efficient route selection method for D2D/cellular communication in a heterogeneous wireless network. The method comprises a step of distinguishing Wibro D2D/Wi-Fi-direct/LTE-D2D communication from enhanced-MME (eMME); a step of analyzing traffic, in the eMME, according to the request of the terminal; and a step of managing a D2D terminal list based on the result of analyzing the traffic in the eMME, and selecting D2D communication or cellular communication. So, the performance of a mobile communication network can be improved. COPYRIGHT KIPO 2017 ...

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Номер записи: 58
20-05-2015 дата публикации

TRANSMISSION METHOD OF MARINE ACCIDENT DATA IN SHIP AD-HOC NETWORK

Номер: KR1020150054071A
Автор: LEE, SEONG RO, YOO, DONG HO, KIM, DONG HO, PARK, SUN, CHOI, MYEONG SOO, LEE, YEON WOO, JUNG, MIN A, KIM, GYEONG HO
Принадлежит:

The present invention relates to a transmission method in ship ad-hoc network, and more specifically to a transmission method for an efficient transmission of big data such as photos or videos related to a scene of accident, to a coast station in ship ad-hoc network (SANET) environment when marin accident occurs. The present invention also comprises steps of: ships, within a prescribed distance from the scene of an accident, collecting the data related to the accident and configuring a self-organizing network when marin accident occurs; and transmitting the data to a coast radio station by using direct and multiplex communication based on the self-organizing network configured. COPYRIGHT KIPO 2015 ...

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Номер записи: 59
10-10-2016 дата публикации

METHOD FOR DESIGNING MULTINOMIAL FILTER COMPRISING INTERNAL MOVING AVERAGE FILTERS

Номер: KR1020160116759A
Автор: LEE, SEONG RO, JUNG, MIN A, KIM, MYUNG SUP, KIM, BEOM MU, BACK, JONG SANG, JEONG, HWAN JONG, PARK, JIN GWAN, KIM, YEONG JU, OH, JOO SEONG, CHOI, SANG GIL, YANG, JIN HO, JEON, HYE JI, LEE, HYE JIN
Принадлежит:

The present invention relates to a method for designing a multinomial filter comprising internal Moving Average (MA) filters. A method for designing a multinomial filter according to an embodiment of the present invention comprises the step of disposing N (N is a natural number equal to or larger than two) MA filters in series and designing a multinomial filter (F(z)) in accordance with to Equation: F(z)=G^N(z), wherein the MA filters (G(z)) corresponds to Equation below, and L represents a length of the MA filters. COPYRIGHT KIPO 2016 (AA) Start (BB) Filter structure setting (CC) Filter frequency feature analysis (DD) Optimization through factorization (EE) Filter coefficient calculation (FF) High pass filter design (GG) Band pass filter design (HH) Low pass filter (II) High pass filter (JJ) End ...

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Номер записи: 60
31-03-2017 дата публикации

METHOD FOR TRANSMITTING/RECEIVING DATA IN WIRELESS COMMUNICATION SYSTEM

Номер: KR1020170035577A
Автор: LEE, SEONG RO, JUNG, MIN A, KONG, JOON IK
Принадлежит:

A method for transmitting/receiving data in a wireless communication system according to the present invention includes the steps of: receiving a plurality of preamble signals from each of a first transmission node and a second transmission node; transmitting a first response signal in response to the preamble signal to the second transmission node of which the priority is set higher than that of the first transmission node; receiving first data from the second transmission node having received the first response signal; receiving one or more preamble signals from the first transmission node, when the reception of the first data is completed; transmitting, to the first transmitting node, a second response signal in response to the one or more preamble signals; and receiving second data from the first transmission node. In the first transmission node and the second transmission node, periods of the preamble signals are set different from each other according to the priority. COPYRIGHT KIPO ...

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Номер записи: 61
11-01-2017 дата публикации

GRAFT COPOLYMER, AND POLYCARBONATE AND SAN BLEND RESIN COMPOSITION COMPRISING SAME

Номер: KR1020170004719A
Автор: YOO, KI HYUN, KIM, GEON SOO, JEONG, MIN AH
Принадлежит:

The present invention relates to a graft copolymer for an impact modifier in a core-shell-shell (CSS) structure with improved combined application and mixing ability of polycarbonate and SAN blend resin, and to a polycarbonate and SAN blend resin composition with improved processability and impact resistance by comprising the graft copolymer for an impact modifier. The graft copolymer comprises a conjugated diene-based rubber polymer core, and a multilayer graft shell covered on the surface of the core. COPYRIGHT KIPO 2017 ...

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Номер записи: 62