会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 3. 发明申请
    • BROADCASTING SIGNAL TRANSMISSION DEVICE, BROADCASTING SIGNAL RECEPTION DEVICE, AND METHOD FOR TRANSMITTING/RECEIVING BROADCASTING SIGNAL USING SAME
    • 广播信号传输装置,广播信号接收装置以及使用其发送/接收广播信号的方法
    • WO2011105785A3
    • 2012-01-05
    • PCT/KR2011001230
    • 2011-02-23
    • LG ELECTRONICS INCKO WOO SUKMOON SANG CHULHONG HO TAEK
    • KO WOO SUKMOON SANG CHULHONG HO TAEK
    • H04N7/015H04B7/04H04L27/26
    • H04L5/0023H03M13/09H03M13/251H04H40/18H04H60/07H04H60/43H04L1/006H04L1/0071H04L27/2604
    • Disclosed is a broadcasting signal transmission device, a broadcasting signal reception device, and a method for transmitting/receiving a broadcasting signal using same. The method for transmitting the broadcasting signal comprises the following steps: generating a plurality of PLPs by dividing an input stream, which includes a broadcasting service, into a plurality of components, based on a packet identifier, and generating first signaling information and second signaling information, which include signaling information for identifying the plurality of PLPs; FEC encoding and bit interleaving the plurality of PLPs, the first signaling information, and the second signaling information; controlling the output order of bits of the plurality of bit interleaved PLPs, the first signaling information, and the second signaling information; symbol mapping the inputted bits having the output order controlled; generating a transmission frame, which includes the plurality of symbol mapped PLPs, the first signaling information, and the second signaling information; and modulating the transmission frame and transmitting the broadcasting signal, which includes the modulated transmission frame. One of the plurality of PLPs includes a program number that corresponds to the broadcasting service, PLP identifying information for identifying each of the PLPs, and a program map table, which is signaled with component type information, which instructs a component type included in each of the PLPs.
    • 公开了广播信号发送装置,广播信号接收装置以及使用其发送/接收广播信号的方法。 用于发送广播信号的方法包括以下步骤:通过基于分组标识符将包括广播服务的输入流划分成多个分量,并且生成第一信令信息和第二信令信息来生成多个PLP ,其包括用于识别所述多​​个PLP的信令信息; FEC编码和比特交织多个PLP,第一信令信息和第二信令信息; 控制多个比特交织的PLP的比特的输出顺序,第一信令信息和第二信令信息; 符号映射输入顺序被控制的输入比特; 生成包括多个符号映射PLP,第一信令信息和第二信令信息的传输帧; 并调制传输帧并发送包括调制传输帧的广播信号。 多个PLP中的一个包括与广播服务相对应的节目号码,用于识别每个PLP的PLP识别信息,以及用组件类型信息发信号的节目映射表,该节目映射表指示包括在每个 PLP。
    • 4. 发明申请
    • 방송 신호 송신기, 수신기 및 방송 신호 송신 및 수신 방법
    • 广播信号发射机和接收机,以及广播信号发射和接收方法
    • WO2011096712A2
    • 2011-08-11
    • PCT/KR2011/000707
    • 2011-02-01
    • 엘지전자 주식회사고우석문상철
    • 고우석문상철
    • H04N7/015H04H20/33H04L27/26H04B7/04
    • H04L27/38H04H20/33H04L1/0047H04L1/0071H04L5/0023H04L27/2604H04L27/2649H04L2001/0093H04L2025/03414H04L2025/0342H04L2025/03426
    • 본 발명의 일 실시예에 따른 방송 신호 수신기는 M*N-QAM 타입의 제 1 방송 신호 및 M*N-QAM 타입의 제 2 방송 신호를 각각 OFDM 복조하는 제 1 OFDM 디모듈레이터 및 제 2 디모듈레이터; 상기 OFDM 복조된 제 1 방송 신호 및 상기 제 2 방송 신호를 주파수 도메인에서 각각 디인터리빙하는 제 1 프리퀀시 디인터리버 및 제 2 프리퀀시 디인터리버; 상기 디인터리빙된 제 1 방송 신호 및 제 2 방송 신호의 프레임 구조를 파싱하는 제 1 프레임 파서 및 제 2 프레임 파서; 상기 프레임 파싱된 제 1 방송 신호 및 제 2 방송 신호를 시간 도메인에서 각각 디인터리빙하는 제 1 타임 디인터리버 및 제 2 타임 디인터리버; 및 상기 타임 디인터리빙된 제 1 방송 신호 및 제 2 방송 신호를 MIMO 디코딩하여 M-QAM 타입의 제 1 출력 신호 및 N-QAM 타입의 제 2 출력 신호를 출력하는 MIMO 디코더를 포함한다.
    • 根据本发明的一个实施例,广播信号接收机包括:第一OFDM解调器和第二OFDM解调器,其对第一M * N-QAM型广播信号和第二M * N-QAM-型广播信号执行OFDM解调, 类型广播信号; 第一频率解交织器和第二频率去交织器,其分别在频域中解交错第一OFDM解调的广播信号和第二OFDM解调的广播信号; 第一帧解析器和第二帧解析器,其分别解析第一解交织广播信号和第二解交织广播信号的帧结构; 第一次解交织器和第二次解交织器,其分别在时域中解交错帧解析的第一广播信号和帧解析的第二广播信号; 以及MIMO解码器,其对时间去交织的第一广播信号和时间去交织的第二广播信号执行MIMO解码,以输出M-QAM型第一信号和N-QAM型第二信号。
    • 7. 发明申请
    • SYSTEM AND METHOD FOR DIGITAL COMMUNICATIONS USING MULTIPLE PARALLEL ENCODERS
    • 使用多个并行编码器进行数字通信的系统和方法
    • WO2008002080A1
    • 2008-01-03
    • PCT/KR2007/003129
    • 2007-06-28
    • SAMSUNG ELECTRONICS CO., LTD
    • NGO, ChiuNIU, HuaningXIA, Pengfei
    • H04N7/24H04L5/00H03M13/00
    • H04L27/2604H03M13/1515H03M13/152H03M13/2732H03M13/2906H04L1/0041H04L1/0057H04L1/0059H04L1/0065H04L1/007H04L1/0071
    • A system for processing wireless high definition video data to be transmitted in an uncompressed format over a wireless medium is disclosed. In one embodiment, the system includes i) a Reed Solomon (RS) encoder configured to encode a video data stream, ii) a parser configured to parse the RS encoded data stream into a plurality of sub-video data streams, iii) a plurality of convolutional encoders configured to encode in parallel the plurality of sub-video data streams so as to create a plurality of encoded data streams and iv) a multiplexer configured to input the plurality of encoded data streams and output a multiplexed data stream, wherein the multiplexed data stream is transmitted. One embodiment of the invention provides strong error protection for data communications at very high throughput, and makes parallel Viterbi decoding implementation easier at the receiver side.
    • 公开了一种用于处理通过无线介质以未压缩格式发送的无线高分辨率视频数据的系统。 在一个实施例中,系统包括i)被配置为对视频数据流进行编码的里德所罗门(RS)编码器,ii)被配置为将RS编码数据流解析为多个子视频数据流的解析器,iii)多个 卷积编码器,被配置为并行编码多个子视频数据流,以便创建多个编码数据流;以及iv)多路复用器,被配置为输入多个编码数据流并输出多路复用数据流,其中多路复用 数据流被发送。 本发明的一个实施例以非常高的吞吐量为数据通信提供强大的错误保护,并且使得在接收机侧的并行维特比解码实现变得更为容易。