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公开(公告)号：KR101341045B1
公开(公告)日：2013-12-11
申请号：KR1020090127733
申请日：2009-12-21
Applicant: 한국전자통신연구원
Abstract: 본 발명은 등화기능을 구비한 터널용 지상파 디엠비 재난 방송 장치 및 방법에 관한 것으로서, 본 발명에 따른 지상파 디엠비 재난 방송 장치는 수신 안테나로 수신되는 다중 경로 신호나 도심 속 차량에 의한 도플러 효과를 제거하여 고품질의 지상파 디엠비 신호를 중계하고, 긴급 상황 발생시 지상파 디엠비 신호를 중계하던 채널에서 주파수 변경 없이 긴급 방송 서비스를 제공할 수 있는 것을 특징으로 한다.
등화기, 지상파 디엠비, 다중경로-
公开(公告)号：KR1020110074647A
公开(公告)日：2011-07-01
申请号：KR1020100044609
申请日：2010-05-12
Applicant: 한국전자통신연구원 , 제주대학교 산학협력단
CPC classification number: H04B7/155
Abstract: PURPOSE: A transmitter, a transmitting method, repeating installation and a repeating method are provided to improve efficiency to use frequency bandwidth by uniting an additional signal used for a second wireless communications method with electric wave bandwidth used for a first wireless communications method. CONSTITUTION: A first signal generator(110) generates a transmission signal through a first wireless communications method. A second signal generator(120) generates an additional signal used for a second wireless communications method which is different from a first wireless communications method. A combiner(130) unites the additional signal with the transmission signal. A transmit unit(150) transmits the signal to the transmission bandwidth of the first wireless communications method. The additional signal detects a radio channel environment in which the signal is transmitted.
Abstract translation: 目的：提供发射机，发射方法，重复安装和重复方法，以通过将用于第二无线通信方法的附加信号与用于第一无线通信方法的电波带宽相结合来提高使用频率带宽的效率。 构成：第一信号发生器（110）通过第一无线通信方法生成发送信号。 第二信号发生器（120）产生用于与第一无线通信方法不同的第二无线通信方法的附加信号。 组合器（130）将附加信号与传输信号相结合。 发送单元（150）将信号发送到第一无线通信方法的发送带宽。 附加信号检测发送信号的无线电信道环境。
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公开(公告)号：KR1020110071226A
公开(公告)日：2011-06-29
申请号：KR1020090127732
申请日：2009-12-21
Applicant: 한국전자통신연구원
Abstract: PURPOSE: A magnetic discrimination information attachment device and a method thereof are provided to add the separate magnetic discrimination information in the signal received from a sending station. CONSTITUTION: A receiver(100) receives the carrier signal from a transmission station within a DAB(Digital Audio Broadcasting) series transmission system. A detection unit(310) and a generating unit(320) searches null symbol position from the received carrier signal. A detection unit and the generating unit add the magnetic discrimination information signal. A detection unit and the generating unit process the received carrier signal by one type among the RF(Radio Frequency) type, and the IF(Intermediate Frequency) type and base band(Baseband) type.
Abstract translation: 目的：提供磁识别信息附加装置及其方法，用于将分离的磁识别信息添加到从发送站接收的信号中。 构成：接收机（100）从DAB（数字音频广播）系列传输系统内的传输站接收载波信号。 检测单元（310）和生成单元（320）从所接收的载波信号中检索空符号位置。 检测单元和生成单元相加磁识别信息信号。 检测单元和生成单元在RF（射频）类型和IF（中频）类型和基带（基带）类型中处理接收到的载波信号一种类型。
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公开(公告)号：KR1020110126345A
公开(公告)日：2011-11-23
申请号：KR1020100045983
申请日：2010-05-17
Applicant: 한국전자통신연구원
CPC classification number: H04H20/59 , H04H20/02 , H04H20/22 , H04H2201/11
Abstract: PURPOSE: A disaster broadcasting providing method, broadcasting apparatus, multiplexer, and multiplexing method are provided to transmit a disaster broadcasting service signal of a specific region to a receiving terminal according to audio sampling frequencies. CONSTITUTION: A disaster message generating unit(100) generates first and second service streams. A first disaster broadcasting multiplexer(300_1) selectively inserts a null stream to the first service stream. The first disaster broadcasting multiplexer multiplexes a first service bit ratio in a first broadcasting channel standard. A second disaster broadcasting multiplexer(300_2) selectively inserts the stream stretched on the second service stream.
Abstract translation: 目的：提供一种灾害广播提供方法，广播装置，多路复用器和多路复用方法，用于根据音频采样频率将特定区域的灾难广播业务信号发送到接收终端。 构成：灾害消息产生单元（100）产生第一和第二服务流。 第一灾难广播多路复用器（300_1）有选择地将空流插入第一服务流。 第一灾难广播多路复用器在第一广播信道标准中复用第一服务比特率。 第二灾难广播多路复用器（300_2）选择性地插入在第二服务流上延伸的流。
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公开(公告)号：KR1020110070513A
公开(公告)日：2011-06-24
申请号：KR1020090127364
申请日：2009-12-18
Applicant: 한국전자통신연구원
IPC: H04H20/59
CPC classification number: H04H20/59 , H04H20/02 , H04H20/22 , H04H20/47 , H04H2201/11
Abstract: PURPOSE: A disaster broadcasting providing method and apparatus are provided to offer disaster broadcasting to each channel through one source service encoder with the insertion of an abnormally RS encoded result. CONSTITUTION: An Ensemble MUX(Multiplexer)(240) multiplexes the disaster message of the disaster message generator(100a) in the ETI(Ensemble Transport Interface) frame of an ETI frame generator(230). According to the bit rate of a transfer rate controller(110), video stream bit rate controllers(140a~140c) switch the normally RS(Reed-Solomon) encoded stream of RS encoders(130a~130c) and the null stream of the generators(150a~150c) of an abnormally RS encoded null stream through video stream switches(141a~141c).
Abstract translation: 目的：提供灾难广播提供方法和装置，通过一个源服务编码器向每个信道提供灾难广播，并插入异常的RS编码结果。 构成：集成MUX（多路复用器）（240）将ETI帧发生器（230）的ETI（Ensemble Transport Interface）帧中的灾难消息发生器（100a）的灾难消息复用。 根据传输速率控制器（110）的比特率，视频流比特率控制器（140a〜140c）切换RS编码器（130a〜130c）的正常RS（里德 - 所罗门）编码流和发生器的空闲流 （141a〜141c）的异常RS编码的空流的（150a〜150c）。
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Patent Agency Ranking
公开(公告)号：KR1020110068818A
公开(公告)日：2011-06-22
申请号：KR1020100079381
申请日：2010-08-17
Applicant: 한국전자통신연구원
CPC classification number: H03F1/3247 , H03F1/3258 , H03F3/24
Abstract: PURPOSE: A method for increasing the performance of a pre-distorter and transmitter supporting the method are provided to use minimum complexity and costs, thereby reducing distortion of constellation. CONSTITUTION: A pre-distorter(130) pre-distorts attraction using a pre-distortion estimating value. A digital analog converter(140) converts the output of the pre-distorter into analog signals. An upper converter(150) modulates the frequency of the analog signals into a frequency band. A high power amplifier(160) amplifies the modulated signals. A gain controller(170) controls the gain of the amplified signal. An NMSE estimator(180) estimates an NMSE(Normalized Mean Square Error). A lower converter(190) modulates the frequency of the gain controlled signal into a base band. An analog digital converter(200) digitizes the modulated signal. A pre-distortion estimator(210) estimates a pre-distortion value.
Abstract translation: 目的：提供一种用于提高支持该方法的预失真器和发射机的性能的方法，以便使用最小的复杂性和成本，从而减少星座的失真。 构成：预失真（130）使用预失真估计值预先歪曲吸引力。 数字模拟转换器（140）将预失真器的输出转换为模拟信号。 上转换器（150）将模拟信号的频率调制成频带。 高功率放大器（160）放大调制信号。 增益控制器（170）控制放大信号的增益。 NMSE估计器（180）估计NMSE（归一化均方误差）。 较低转换器（190）将增益受控信号的频率调制为基带。 模拟数字转换器（200）对调制信号进行数字化。 预失真估计器（210）估计预失真值。
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公开(公告)号：KR1020110057000A
公开(公告)日：2011-05-31
申请号：KR1020090113524
申请日：2009-11-23
Applicant: 한국전자통신연구원
IPC: H04B7/08
CPC classification number: H04B7/0857 , H04B7/0413 , H04B7/0891
Abstract: PURPOSE: An apparatus and method for detecting a signal efficiently in a wireless communication system are provided to adjust the complexity and detection performance of a wireless system by variously changing the setup operation for signal detection. CONSTITUTION: A signal detection device of a wireless communication system comprises an antenna array(100), a setting unit(200), a detection unit(300), and a final signal selection unit(400). The detection unit performs a K-best detection to an α(α
Abstract translation: 目的：提供一种用于在无线通信系统中有效检测信号的装置和方法，通过各种改变信号检测的设置操作来调整无线系统的复杂性和检测性能。 构成：无线通信系统的信号检测装置包括天线阵列（100），设定单元（200），检测单元（300）和最终信号选择单元（400）。 检测单元对接收到的信号对α（α
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公开(公告)号：KR101721702B1
公开(公告)日：2017-04-11
申请号：KR1020100064455
申请日：2010-07-05
Applicant: 한국전자통신연구원 , 서울과학기술대학교 산학협력단
Abstract: 본발명은유무선통신및 방송통신시스템의송신장치에서원래의신호인메인데이터외에부가적인정보인부가데이터의고속전송을위해, 메인데이터에영향을미치지않도록부가데이터를패딩하고, 수신장치에서이를우선적으로추출후 제거함으로써, 수신장치의메인데이터의복원시에부가데이터가영향을주지않는고속으로부가데이터를송수신하는장치및 방법에관한것이다.
Abstract translation: 本发明是从系统中的有关在除了原有sinhoin主数据的附加数据的高速传输的附加信息的发送装置无线和有线通信和广播通信，填充额外的数据，以便不影响主数据，并优先地它从接收装置 通过萃取后去除，以用于发送，并在接收器的主数据的附加数据的时间来恢复受影响jujianneun以高速接收附加数据的设备和方法。
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公开(公告)号：KR101343761B1
公开(公告)日：2013-12-19
申请号：KR1020090122209
申请日：2009-12-10
Applicant: 한국전자통신연구원 , 서울과학기술대학교 산학협력단
Abstract: 워터마킹한 OFDM 신호를이용한위치인식장치및 방법을제안한다. 본발명의실시예에따른워터마킹한 OFDM 신호를이용한위치인식방법은, 워터마킹한 OFDM 신호수신하고, 워터마킹한 OFDM 신호에서상관특성을도출하여 OFDM 송신기들을식별하고, 각 OFDM 송신기들을상관특성피크치를구하고, 3개이상의 OFDM 송신기들의상관특성피크치의크기를이용해서계산하는 3개이상의 OFDM 송신기들과의거리들을이용해서휴대용단말기의위치를계산한다.
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公开(公告)号：KR1020110065632A
公开(公告)日：2011-06-16
申请号：KR1020090122210
申请日：2009-12-10
Applicant: 한국전자통신연구원 , 서울과학기술대학교 산학협력단
Abstract: PURPOSE: A method and method for transceiving additional data at a high speed by using a variable code set mapping are provided to increase data transmission rate according to the number of a diffusion code of a variable code set. CONSTITUTION: A variable code set storage unit(130) stores channel condition and a variable chord set. A mapping unit(140) selects a variable code set corresponding to channel condition. The mapping unit selects a preset spreading code corresponding to the supplementary data included in the preset size. A spreading/modulating unit(150) diffuses or modulates a data frame to be transmitted by using the selected diffused code.
Abstract translation: 目的：提供一种通过使用可变代码集映射来高速收发附加数据的方法和方法，以根据可变代码集的扩散码的数量增加数据传输速率。 构成：可变代码集存储单元（130）存储信道条件和可变和弦集合。 映射单元（140）选择与信道条件对应的可变码集。 映射单元选择与包括在预设大小中的补充数据相对应的预设扩展码。 扩展/调制单元（150）通过使用所选择的扩散码来扩散或调制要发送的数据帧。
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