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公开(公告)号：KR101908063B1
公开(公告)日：2018-10-15
申请号：KR1020120068158
申请日：2012-06-25
Applicant: 한국전자통신연구원
IPC: H01Q3/01
CPC classification number: H01Q9/0442 , H01Q3/247
Abstract: 방향제어안테나는접지체와방사체사이에복수의임피던스소자가연결되어있고, 각임피던스소자와접지체사이에연결되어있는복수의스위치가연결되어있으며, 외부로부터의제어명령에따라서복수의스위치의온오프를제어한다. 이때턴온되는스위치에의해서접지체와단락되는방사체의단락위치및 단락위치의수에따라서방사방향및 방사형태가결정된다.
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公开(公告)号：KR1020100070566A
公开(公告)日：2010-06-28
申请号：KR1020080129162
申请日：2008-12-18
Applicant: 한국전자통신연구원
Abstract: PURPOSE: A radiational direction control device and method of the miniature sector antenna conveniently are provided to control the capacitance value between earth and the parasitic element by using a plurality of capacitor arrays and switch instead of the varactor diode. CONSTITUTION: A plurality of capacitance blocks(31) correspond to a plurality of parasitic elements(12) one by one. Capacitance blocks are commonly connected to the parasitic element coping with. Capacitance blocks are comprised of a plurality of capacitors having the different capacitors. A plurality of switching units(32) correspond to the capacitance blocks. The switching units comprises a plurality of selection contact points connected to the other end of the capacitors and fixed point.
Abstract translation: 目的：方便地提供微型扇形天线的辐射方向控制装置和方法，以通过使用多个电容器阵列和开关代替变容二极管来控制接地和寄生元件之间的电容值。 构成：多个电容块（31）逐个对应于多个寄生元件（12）。 电容块通常连接到应对的寄生元件。 电容块由具有不同电容器的多个电容器组成。 多个开关单元（32）对应于电容块。 开关单元包括连接到电容器和固定点的另一端的多个选择触点。
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公开(公告)号：KR100932915B1
公开(公告)日：2009-12-21
申请号：KR1020070128225
申请日：2007-12-11
Applicant: 한국전자통신연구원
IPC: H01Q3/00
Abstract: 본 발명에 의한 방사방향 제어장치 및 방법은, 안테나; 상기 안테나의 주변에 위치하며 각각은 미리 마련된 접지면에 대해 평행한 정도가 상이한 부분들로 구성된 기생 소자들; 상기 부분들 각각마다 마련되며 각각의 리엑턴스가 가변적인 집중회로 소자들; 및 상기 집중회로 소자들 각각의 리엑턴스를 조절하여 상기 안테나의 방사 방향을 결정하는 결정부를 제안함으로써, 안테나의 방사 방향을 보다 다양하게 제어하기 위한 기술적 구성을 제안한다.
안테나, 기생 소자, 리엑턴스Abstract translation: 提供了一种用于控制辐射方向的设备和方法。 该装置包括设置在天线附近的寄生元件，其中每个寄生元件包括天线; 第一部分，所述第一部分相对于准备好的地面以第一角度倾斜;以及第二部分，所述第二部分相对于所述第一部分以第二角度倾斜; 具有可变电抗的集总元件，其布置在所述第一部分和所述第二部分中的每一个上; 以及确定单元，控制集总元件的电抗以确定天线的辐射方向。 通过使用该装置和方法，天线具有各种辐射方向。
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公开(公告)号：KR1020090065141A
公开(公告)日：2009-06-22
申请号：KR1020070132596
申请日：2007-12-17
Applicant: 한국전자통신연구원
Abstract: A transceiving method and a transceiving apparatus for a wireless sensor network security are provided to improve adaptability about various wireless network systems by properly controlling a size of a generation matrix for secrecy of data according to a request performance of a system and a channel environment of a wireless network. A block code generating part(110) generates a SPC(Signal Protection Code) by using source information and destination information. The block code generating part converts a selected block code generation matrix by using the generated SPC. A block code encoding part(130) forms a code word by coding the inputted data. A modulating part(150) orthogonally symbolizes the generated code word into O-QPSK(Offset Quadrature Phase Shift Keying). A spreading part(170) spreads the orthogonal symbol in a DSSS(Direct Sequence Spread Spectrum).
Abstract translation: 提供用于无线传感器网络安全的收发方法和收发装置，以通过根据系统的请求性能和系统的信道环境适当地控制用于数据保密的生成矩阵的大小来提高对各种无线网络系统的适应性 无线网络。 块代码生成部（110）通过使用源信息和目的地信息生成SPC（信号保护码）。 块代码生成部通过使用生成的SPC来转换所选择的块代码生成矩阵。 块编码部分（130）通过对输入的数据进行编码来形成码字。 调制部分（150）将所生成的码字正交地符号化成O-QPSK（偏移正交相移键控）。 扩展部分（170）在DSSS（直接序列扩频）中扩展正交符号。
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Patent Agency Ranking
公开(公告)号：KR1020070057601A
公开(公告)日：2007-06-07
申请号：KR1020060024513
申请日：2006-03-16
Applicant: 한국전자통신연구원
IPC: G01S13/02
Abstract: A device and a method for measuring the recognition distance of plural RFID(Radio Frequency Identification) tags are provided to facilitate measurement of the recognition distance under various tag loading environment conditions and to shorten the measuring time by measuring plural articles at the same time. A recognition distance measuring device of plural RFID tags for measuring performance of the RFID tag of a moving device moving with loading articles attached with the RFID tags is composed of an RFID reader(40) reading the RFID tag; a distance sensing unit(50) measuring the distance to the moving device in real time; a control unit(60) making RFID tag data read by the RFID reader and distance measurement data supplied from the distance sensing unit in real time, correspond to pre-stored RFID tag information of the articles; a user interface unit(80) receiving the RFID tag information of the articles in advance by a user and providing the result processed by the control unit to the user; and a storing unit(70) storing the RFID tag information of the articles and the result processed by the control unit.
Abstract translation: 提供了用于测量多个RFID（射频识别）标签的识别距离的装置和方法，以便于在各种标签装载环境条件下的识别距离的测量，并且通过同时测量多个物品来缩短测量时间。 用于测量携带RFID标签的装载物移动的移动装置的RFID标签的性能的多个RFID标签的识别距离测量装置由读取RFID标签的RFID读取器（40）构成; 距离感测单元（50），实时测量与所述移动装置的距离; 使得RFID读取器读取的RFID标签数据和距离感测单元提供的距离测量数据实时地对应于物品的预先存储的RFID标签信息的控制单元（60） 用户接口单元（80），用户预先接收所述物品的RFID标签信息，并向所述用户提供由所述控制单元处理的结果; 以及存储单元（70），存储物品的RFID标签信息和由控制单元处理的结果。
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公开(公告)号：KR1020030094446A
公开(公告)日：2003-12-12
申请号：KR1020020031278
申请日：2002-06-04
Applicant: 한국전자통신연구원
IPC: H04B1/38
CPC classification number: H04B1/3838 , H01Q1/244 , H01Q1/245 , H04M1/0216
Abstract: PURPOSE: An antenna part in a mobile terminal is provided to meet the characteristics respectively required for a standby mode and a call mode by installing two antennas respectively having a directional radiation pattern and an omni-directional radiation pattern and operating them individually according to a selected mode. CONSTITUTION: An antenna part in a mobile terminal comprises a planar antenna(103), an acceptable antenna(101), a switch(105), feeders, and a duplexer(113). When the mobile terminal is transferred from a standby mode to a call mode, the switch(113) transfers the connection between the acceptable antenna(101) and the duplexer(113) to the connection between the planar antenna(103) and the duplexer(113). In the standby mode, the switch(105) connects the acceptable antenna(101) with the duplexer(113). In the call mode, the switch(105) connects the planar antenna(103) with the duplexer(113).
Abstract translation: 目的：提供移动终端中的天线部分，以通过安装分别具有定向辐射图案和全向辐射图案的两个天线，并根据选定的单独操作单独操作，分别满足待机模式和呼叫模式所需要的特性 模式。 构成：移动终端中的天线部分包括平面天线（103），可接受天线（101），开关（105），馈线和双工器（113）。 当移动终端从待机模式转移到呼叫模式时，交换机（113）将可接受的天线（101）和双工器（113）之间的连接传送到平面天线（103）和双工器（ 113）。 在待机模式下，开关（105）将可接受天线（101）与双工器（113）连接。 在通话模式下，开关（105）将平面天线（103）与双工器（113）连接。
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公开(公告)号：KR1020030055655A
公开(公告)日：2003-07-04
申请号：KR1020010085697
申请日：2001-12-27
IPC: H01Q17/00
Abstract: PURPOSE: An antenna set is provided to have a broadband characteristic and to effectively reduce an electromagnetic radiation amount directed to a head of a user. CONSTITUTION: An antenna set(1) is configured to assist radio wave transmission and reception of electronic devices in a portable phone. An antenna(3) is configured to transmit and receive radio waves to and from the outside. An electromagnetic absorption member(4) is placed between the antenna and the electronic device and absorbs radio waves reflected from the electronic devices. A power feeder feeds a power from the electronic devices to the antenna, and a ground part grounds the antenna which is a monopole antenna.
Abstract translation: 目的：提供一种具有宽带特性并有效减少指向用户头部的电磁辐射量的天线组。 构成：天线组（1）被配置为协助无线电波在便携式电话中发送和接收电子设备。 天线（3）被配置为向外部发送和接收无线电波。 电磁吸收构件（4）被放置在天线和电子设备之间并吸收从电子设备反射的无线电波。 电力馈送器将电力从电子设备馈送到天线，并且接地部分将作为单极天线的天线接地。
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公开(公告)号：KR1020030008613A
公开(公告)日：2003-01-29
申请号：KR1020010043443
申请日：2001-07-19
Applicant: 한국전자통신연구원
IPC: H01Q1/24
Abstract: PURPOSE: A broadband shortened antenna element and antenna using the same is provided to reduce weight and size of the antenna element, while preventing deterioration of antenna efficiency at the grounding surface. CONSTITUTION: A broadband shortened antenna element comprises a top-shaped member(201) formed of a conductor, and which has a lower end disposed at a feeder(204) of a co-axial connector arranged at a grounding surface(205); a central member(202) arranged upright onto the top-shaped member, and which has a diameter smaller than the diameter of the top-shaped member and is formed of a conductor; an end cap member(203) arranged at the top of the central member and formed of a conductor having a diameter larger than the diameter of the central member. The end cap member forms a resonance frequency at the state where the electrical length of the end cap member is short.
Abstract translation: 目的：提供宽带缩短的天线元件和使用其的天线，以减少天线元件的重量和尺寸，同时防止天线效率在接地面的恶化。 构成：宽带缩短的天线元件包括由导体形成的顶部构件（201），并且其下端设置在布置在接地表面（205）处的同轴连接器的馈电线（204）处; 中心构件（202），其直立设置在所述顶部构件上，并且其直径小于所述顶部构件的直径，并且由导体形成; 端盖构件（203），其布置在中心构件的顶部并由直径大于中心构件的直径的导体形成。 端盖构件在端帽构件的电气长度短的状态下形成共振频率。
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公开(公告)号：KR102255073B1
公开(公告)日：2021-05-24
申请号：KR1020180017249
申请日：2018-02-12
Applicant: 한국전자통신연구원
Abstract: 다중채널통신시스템에서통신노드의동작방법이개시된다. 상기통신노드의동작방법은, 게이트웨이로부터채널할당정보를수신하는단계; 상기게이트웨이로부터수신된신호의세기인수신신호세기를결정하는단계; 상기수신신호세기에기초하여데이터송신속도를결정하는단계; 상기결정된데이터송신속도및 상기채널할당정보에기초하여채널을결정하는단계; 및상기결정된채널을통해상기게이트웨이로데이터를송신하는단계;를포함하고, 상기채널할당정보는복수개의채널들각각에대응되는서로다른데이터송신속도에관한정보를포함한다.
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