CN1433631A - 用于atsc-hdtv格子解码器中ntsc干扰抑制的截短量度 - Google Patents
用于atsc-hdtv格子解码器中ntsc干扰抑制的截短量度 Download PDFInfo
- Publication number
- CN1433631A CN1433631A CN00818751A CN00818751A CN1433631A CN 1433631 A CN1433631 A CN 1433631A CN 00818751 A CN00818751 A CN 00818751A CN 00818751 A CN00818751 A CN 00818751A CN 1433631 A CN1433631 A CN 1433631A
- Authority
- CN
- China
- Prior art keywords
- signal
- trellis
- metric
- ntsc
- decoder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/015—High-definition television systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
- H03M13/256—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM] with trellis coding, e.g. with convolutional codes and TCM
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/29—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
- H03M13/2933—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes using a block and a convolutional code
- H03M13/2936—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes using a block and a convolutional code comprising an outer Reed-Solomon code and an inner convolutional code
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
- H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
- H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
- H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
- H03M13/13—Linear codes
- H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
- H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
- H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/455—Demodulation-circuits
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- Artificial Intelligence (AREA)
- Error Detection And Correction (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17292099P | 1999-12-21 | 1999-12-21 | |
US60/172,920 | 1999-12-21 | ||
US09/603,655 US6449002B1 (en) | 1999-12-21 | 2000-06-26 | Truncated metric for NTSC interference rejection in the ATSC-HDTV trellis decoder |
US09/603,655 | 2000-06-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1433631A true CN1433631A (zh) | 2003-07-30 |
CN1231046C CN1231046C (zh) | 2005-12-07 |
Family
ID=26868603
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB008187517A Expired - Lifetime CN1231046C (zh) | 1999-12-21 | 2000-12-18 | 用于atsc-hdtv格子解码器中ntsc干扰抑制的截短量度 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6449002B1 (zh) |
JP (1) | JP4886142B2 (zh) |
KR (1) | KR100782088B1 (zh) |
CN (1) | CN1231046C (zh) |
AU (1) | AU2269401A (zh) |
CA (1) | CA2394280C (zh) |
MX (1) | MXPA02006113A (zh) |
WO (1) | WO2001047253A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100440878C (zh) * | 2004-03-12 | 2008-12-03 | 重庆邮电学院 | 基于循环前缀单载波系统的格形译码解调器及解调方法 |
CN105577179A (zh) * | 2015-12-14 | 2016-05-11 | 北京无线电计量测试研究所 | 一种相位噪声可控的载波信号的生成方法 |
WO2022116810A1 (zh) * | 2020-12-01 | 2022-06-09 | 深圳Tcl数字技术有限公司 | 一种 alp 数据包的处理方法、存储介质及电子设备 |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6690739B1 (en) * | 2000-01-14 | 2004-02-10 | Shou Yee Mui | Method for intersymbol interference compensation |
US6934317B1 (en) * | 2000-10-11 | 2005-08-23 | Ericsson Inc. | Systems and methods for communicating spread spectrum signals using variable signal constellations |
US6744474B2 (en) * | 2000-12-13 | 2004-06-01 | Thomson Licensing S.A. | Recursive metric for NTSC interference rejection in the ATSC-HDTV trellis decoder |
KR100402244B1 (ko) * | 2001-04-16 | 2003-10-17 | 주식회사 하이닉스반도체 | 연속에러신호를 이용한 엔티이에스씨이 신호 제거 필터의선택 장치 및 방법 |
US7020828B2 (en) * | 2001-10-23 | 2006-03-28 | Koninklijke Philips Electronics N.V. | Trellis encoder with rate 1/4 and 1/2 for a backward compatible robust encoding ATSC DTV transmission system |
KR20030049302A (ko) * | 2001-12-14 | 2003-06-25 | 한국전자통신연구원 | 디지털 방송 시스템에서의 기저대역 부호화 장치 및 그를이용한 주파수 변조 방법 |
US7200193B2 (en) * | 2002-01-30 | 2007-04-03 | The Aerospace Corporation | Quadrature vestigial sideband digital communications method and system with correlated noise removal |
CN1679338B (zh) * | 2002-09-06 | 2010-06-23 | 皇家飞利浦电子股份有限公司 | 用于改进的先进电视制式委员会数字电视系统的参数编码 |
KR100920723B1 (ko) * | 2002-10-08 | 2009-10-07 | 삼성전자주식회사 | 동적환경변화에 적응가능한 단일반송파 전송시스템 및 그방법 |
JP2007537669A (ja) * | 2004-05-12 | 2007-12-20 | トムソン ライセンシング | Dcオフセットによるキャリア位相不定性補正 |
JP4428156B2 (ja) * | 2004-06-28 | 2010-03-10 | ソニー株式会社 | 復号装置および方法、プログラム記録媒体、プログラム、並びに記録再生装置 |
US8780957B2 (en) | 2005-01-14 | 2014-07-15 | Qualcomm Incorporated | Optimal weights for MMSE space-time equalizer of multicode CDMA system |
AR052601A1 (es) | 2005-03-10 | 2007-03-21 | Qualcomm Inc | Clasificacion de contenido para procesamiento de multimedia |
US20070064156A1 (en) * | 2005-09-19 | 2007-03-22 | Mediatek Inc. | System and method for removing co-channel interference |
US8879857B2 (en) | 2005-09-27 | 2014-11-04 | Qualcomm Incorporated | Redundant data encoding methods and device |
US8654848B2 (en) * | 2005-10-17 | 2014-02-18 | Qualcomm Incorporated | Method and apparatus for shot detection in video streaming |
US20070206117A1 (en) * | 2005-10-17 | 2007-09-06 | Qualcomm Incorporated | Motion and apparatus for spatio-temporal deinterlacing aided by motion compensation for field-based video |
US8948260B2 (en) | 2005-10-17 | 2015-02-03 | Qualcomm Incorporated | Adaptive GOP structure in video streaming |
US9131164B2 (en) | 2006-04-04 | 2015-09-08 | Qualcomm Incorporated | Preprocessor method and apparatus |
JP4735747B2 (ja) * | 2008-11-21 | 2011-07-27 | ソニー株式会社 | 通信装置、および通信フレームフォーマット、並びに信号処理方法 |
JP4674647B2 (ja) * | 2008-11-21 | 2011-04-20 | ソニー株式会社 | 通信装置、および信号処理方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS61210435A (ja) * | 1985-03-14 | 1986-09-18 | Nec Corp | ビタビ最▲ゆう▼推定装置 |
JPH03154521A (ja) * | 1989-11-13 | 1991-07-02 | Nippon Telegr & Teleph Corp <Ntt> | 軟判定復号情報出力機能付ビタビ復号器 |
DE4326487C2 (de) | 1992-09-16 | 1995-02-09 | Konrad Michael Dipl Ing Weigl | Adaptives Filter |
US5508752A (en) | 1994-04-12 | 1996-04-16 | Lg Electronics Inc. | Partial response trellis decoder for high definition television (HDTV) system |
US5648822A (en) * | 1995-05-19 | 1997-07-15 | Philips Electronics North America Corporation | Method and apparatus for combating co-channel NTSC interference using a variable-comb filter for digital TV transmission |
JP3171772B2 (ja) * | 1995-08-23 | 2001-06-04 | 沖電気工業株式会社 | ビタビ復号方法及びビタビ復号装置 |
KR0172885B1 (ko) * | 1995-08-25 | 1999-03-20 | 구자홍 | 에이치디티브이용 통합 트렐리스 디코더 |
US5923711A (en) * | 1996-04-02 | 1999-07-13 | Zenith Electronics Corporation | Slice predictor for a signal receiver |
US5841478A (en) * | 1996-04-09 | 1998-11-24 | Thomson Multimedia, S.A. | Code sequence detection in a trellis decoder |
US5787129A (en) * | 1996-10-11 | 1998-07-28 | Zenith Electronics Corporation | Decoder for a trellis encoded signal corrupted by NTSC co-channel interference and white noise |
KR100238311B1 (ko) * | 1997-08-04 | 2000-01-15 | 윤종용 | 시뮬캐스트 수신기의 동일채널 간섭 제거기와 그 방법 |
CA2247555C (en) * | 1997-09-19 | 2001-12-11 | Samsung Electronics Co., Ltd. | Ntsc interference detectors using comb filters that suppress dtv pilot carrier to extract ntsc artifacts |
US6253345B1 (en) * | 1998-11-13 | 2001-06-26 | Broadcom Corporation | System and method for trellis decoding in a multi-pair transceiver system |
-
2000
- 2000-06-26 US US09/603,655 patent/US6449002B1/en not_active Expired - Lifetime
- 2000-12-18 WO PCT/US2000/034147 patent/WO2001047253A1/en active Application Filing
- 2000-12-18 KR KR1020027007838A patent/KR100782088B1/ko active IP Right Grant
- 2000-12-18 CN CNB008187517A patent/CN1231046C/zh not_active Expired - Lifetime
- 2000-12-18 CA CA002394280A patent/CA2394280C/en not_active Expired - Lifetime
- 2000-12-18 AU AU22694/01A patent/AU2269401A/en not_active Abandoned
- 2000-12-18 MX MXPA02006113A patent/MXPA02006113A/es active IP Right Grant
- 2000-12-18 JP JP2001547855A patent/JP4886142B2/ja not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100440878C (zh) * | 2004-03-12 | 2008-12-03 | 重庆邮电学院 | 基于循环前缀单载波系统的格形译码解调器及解调方法 |
CN105577179A (zh) * | 2015-12-14 | 2016-05-11 | 北京无线电计量测试研究所 | 一种相位噪声可控的载波信号的生成方法 |
CN105577179B (zh) * | 2015-12-14 | 2018-05-08 | 北京无线电计量测试研究所 | 一种相位噪声可控的载波信号的生成方法 |
WO2022116810A1 (zh) * | 2020-12-01 | 2022-06-09 | 深圳Tcl数字技术有限公司 | 一种 alp 数据包的处理方法、存储介质及电子设备 |
Also Published As
Publication number | Publication date |
---|---|
MXPA02006113A (es) | 2004-10-15 |
WO2001047253A1 (en) | 2001-06-28 |
CA2394280C (en) | 2009-10-13 |
JP4886142B2 (ja) | 2012-02-29 |
CN1231046C (zh) | 2005-12-07 |
AU2269401A (en) | 2001-07-03 |
JP2003518834A (ja) | 2003-06-10 |
US6449002B1 (en) | 2002-09-10 |
CA2394280A1 (en) | 2001-06-28 |
KR100782088B1 (ko) | 2008-04-25 |
KR20020065585A (ko) | 2002-08-13 |
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Effective date of registration: 20190128 Address after: Paris France Patentee after: International Digital Madison Patent Holding Co. Address before: I Si Eli Murli Nor, France Patentee before: THOMSON LICENSING Effective date of registration: 20190128 Address after: I Si Eli Murli Nor, France Patentee after: THOMSON LICENSING Address before: I Si Eli Murli Nor, France Patentee before: THOMSON LICENSING |
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