BR9508262A - Processo de estruturar um quadro de dados e receptor - Google Patents
Processo de estruturar um quadro de dados e receptorInfo
- Publication number
- BR9508262A BR9508262A BR9508262A BR9508262A BR9508262A BR 9508262 A BR9508262 A BR 9508262A BR 9508262 A BR9508262 A BR 9508262A BR 9508262 A BR9508262 A BR 9508262A BR 9508262 A BR9508262 A BR 9508262A
- Authority
- BR
- Brazil
- Prior art keywords
- structuring
- receiver
- data frame
- frame
- data
- Prior art date
Links
Classifications
-
- 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
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
-
- 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
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
-
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/3405—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power
- H04L27/3416—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power in which the information is carried by both the individual signal points and the subset to which the individual points belong, e.g. using coset coding, lattice coding, or related schemes
- H04L27/3427—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power in which the information is carried by both the individual signal points and the subset to which the individual points belong, e.g. using coset coding, lattice coding, or related schemes in which the constellation is the n - fold Cartesian product of a single underlying two-dimensional constellation
- H04L27/3433—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power in which the information is carried by both the individual signal points and the subset to which the individual points belong, e.g. using coset coding, lattice coding, or related schemes in which the constellation is the n - fold Cartesian product of a single underlying two-dimensional constellation using an underlying square constellation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
-
- 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
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Artificial Intelligence (AREA)
- Error Detection And Correction (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Television Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Television Signal Processing For Recording (AREA)
- Synchronizing For Television (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/272,357 US5629958A (en) | 1994-07-08 | 1994-07-08 | Data frame structure and synchronization system for digital television signal |
PCT/US1995/008135 WO1996002108A1 (en) | 1994-07-08 | 1995-06-29 | Data frame structure and synchronization system for digital television signal |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9508262A true BR9508262A (pt) | 1997-12-23 |
Family
ID=23039452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9508262A BR9508262A (pt) | 1994-07-08 | 1995-06-29 | Processo de estruturar um quadro de dados e receptor |
Country Status (8)
Country | Link |
---|---|
US (1) | US5629958A (pt) |
JP (1) | JP3386136B2 (pt) |
KR (1) | KR100274288B1 (pt) |
CN (1) | CN1166192C (pt) |
BR (1) | BR9508262A (pt) |
CA (1) | CA2194354C (pt) |
MX (1) | MX9700153A (pt) |
WO (1) | WO1996002108A1 (pt) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5398073A (en) * | 1994-04-12 | 1995-03-14 | At&T Corp. | Concatenated coded vestigial sideband modulation for high definition television |
US5914988A (en) * | 1996-04-09 | 1999-06-22 | Thomson Multimedia S.A. | Digital packet data trellis decoder |
DE69739878D1 (de) * | 1996-04-09 | 2010-07-01 | Thomson Multimedia Sa | Detektion einer Kodesequenz in einem Trellisdekoder |
US5933462A (en) * | 1996-11-06 | 1999-08-03 | Qualcomm Incorporated | Soft decision output decoder for decoding convolutionally encoded codewords |
US6122010A (en) * | 1996-12-16 | 2000-09-19 | Vidicast Ltd. | Television signal data transmission system |
US6212654B1 (en) | 1997-07-22 | 2001-04-03 | Lucent Technologies Inc. | Coded modulation for digital storage in analog memory devices |
CA2218321C (en) * | 1997-10-10 | 2003-01-28 | Chandra Sekhar Bontu | Detection of access bursts in tdma communications sytems |
US6184921B1 (en) * | 1998-02-20 | 2001-02-06 | Samsung Electronics Co., Ltd. | Method for transmitting VSB digital TV with carrier frequency near co-channel NTSC audio carrier frequency |
DE19815701A1 (de) * | 1998-04-08 | 1999-10-14 | Bosch Gmbh Robert | Verfahren zum Demodulieren einer mit einer digitalen Symbolfolge modulierten Trägerwelle |
KR100309098B1 (ko) * | 1998-05-07 | 2001-11-15 | 윤종용 | 기준신호를갖는변복조방식디지털통신시스템수신장치에서의신호처리방법및장치와동일채널간섭신호제거를위한방법및장치 |
US6201563B1 (en) * | 1998-06-08 | 2001-03-13 | Lsi Logic Corporation | Trellis code modulation decoder structure for advanced digital television receiver |
US6091742A (en) * | 1998-08-17 | 2000-07-18 | Gilant Satellite Networks Ltd. | Bi-directional communications protocol |
US6356661B1 (en) * | 1999-01-07 | 2002-03-12 | M4 Labs, Inc | Method and device for robust decoding of header information in macroblock-based compressed video data |
US6493402B1 (en) * | 1999-05-27 | 2002-12-10 | Zenith Electronics Corporation | Mode control for trellis decoder |
US6668014B1 (en) * | 1999-12-09 | 2003-12-23 | Ati Technologies Inc. | Equalizer method and apparatus using constant modulus algorithm blind equalization and partial decoding |
US6958781B2 (en) * | 2000-04-18 | 2005-10-25 | Zenith Electronics Corporation | Mapping arrangement for digital communication system |
KR100672561B1 (ko) | 2000-09-22 | 2007-01-23 | 엘지전자 주식회사 | 디지털 티브이의 통신 시스템 |
KR100351829B1 (ko) * | 2000-09-26 | 2002-09-11 | 엘지전자 주식회사 | 디지털 통신 시스템 |
KR100351831B1 (ko) * | 2000-10-02 | 2002-09-11 | 엘지전자 주식회사 | Vsb 송신 시스템 |
KR100673419B1 (ko) * | 2000-12-28 | 2007-01-24 | 엘지전자 주식회사 | 전송 시스템 및 데이터 처리 방법 |
KR100674423B1 (ko) * | 2001-01-19 | 2007-01-29 | 엘지전자 주식회사 | 송/수신 시스템 및 데이터 처리 방법 |
KR20030094313A (ko) * | 2001-03-30 | 2003-12-11 | 에스. 메릴 웨이스 | 디지털 신호 송신기 동기화 시스템 |
US7631340B2 (en) * | 2001-04-18 | 2009-12-08 | Lg Electronics Inc. | VSB communication system |
US6947487B2 (en) | 2001-04-18 | 2005-09-20 | Lg Electronics Inc. | VSB communication system |
KR100734351B1 (ko) * | 2001-04-20 | 2007-07-03 | 엘지전자 주식회사 | 디지털 방송 전송 시스템 |
KR100706508B1 (ko) * | 2001-04-25 | 2007-04-11 | 엘지전자 주식회사 | 디지털티브이의 브이에스비 통신시스템 |
KR100736500B1 (ko) * | 2001-04-25 | 2007-07-06 | 엘지전자 주식회사 | 디지털티브이의 브이에스비 통신시스템 |
KR100850932B1 (ko) * | 2001-06-11 | 2008-08-12 | 엘지전자 주식회사 | 디지털 전송 시스템 및 방법 |
KR100793766B1 (ko) * | 2001-06-11 | 2008-01-10 | 엘지전자 주식회사 | 디지털 전송 시스템 및 방법 |
KR100510679B1 (ko) * | 2003-03-21 | 2005-08-31 | 엘지전자 주식회사 | 디지털 vsb 전송 시스템 및 부가 데이터 다중화 방법 |
US7599348B2 (en) * | 2003-11-04 | 2009-10-06 | Lg Electronics Inc. | Digital E8-VSB reception system and E8-VSB data demultiplexing method |
US20090161024A1 (en) * | 2005-11-04 | 2009-06-25 | Wen Gao | Apparatus and Method for Sensing an ATSC Signal in Low Signal-To-Noise Ratio |
RU2008129097A (ru) * | 2005-12-16 | 2010-01-27 | Унилевер Н.В. (NL) | Композиции для лечения волос |
WO2007094812A1 (en) * | 2006-02-16 | 2007-08-23 | Thomson Licensing | Apparatus and method for sensing an atsc signal in low signal-to-noise ratio |
CN101682466A (zh) * | 2007-05-16 | 2010-03-24 | 汤姆森特许公司 | 编码和解码信号的装置和方法 |
EP2521295A3 (en) | 2007-10-15 | 2013-10-23 | Thomson Licensing | High definition television transmission with mobile capability |
CA2701642C (en) * | 2007-10-15 | 2016-12-20 | Thomson Licensing | Preamble for a digital television system |
US8239737B2 (en) * | 2009-12-10 | 2012-08-07 | Intel Corporation | Data line storage and transmission utilizing both error correcting code and synchronization information |
US10361715B1 (en) * | 2018-06-04 | 2019-07-23 | Amazon Technologies, Inc. | Decompression circuit |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3934248A1 (de) * | 1989-10-13 | 1991-04-18 | Standard Elektrik Lorenz Ag | Multiplexer und demultiplexer, insbesondere fuer nachrichtenuebertragungs-netze mit einer synchronen hierarchie der digitalsignale |
US5087975A (en) * | 1990-11-09 | 1992-02-11 | Zenith Electronics Corporation | VSB HDTV transmission system with reduced NTSC co-channel interference |
US5222077A (en) * | 1991-04-09 | 1993-06-22 | Racal-Datacom, Inc. | Radix mapping with variable number of symbols in mapping period |
US5260793A (en) * | 1991-07-18 | 1993-11-09 | Zenith Electronics Corporation | Receiver post coder selection circuit |
US5233629A (en) * | 1991-07-26 | 1993-08-03 | General Instrument Corporation | Method and apparatus for communicating digital data using trellis coded qam |
SE469051B (sv) * | 1991-09-10 | 1993-05-03 | Ericsson Telefon Ab L M | Metod foer att detektera kanaltillhoerigheten foer ett antal kanaler i ett mobilradiosystem |
US5311554A (en) * | 1992-07-02 | 1994-05-10 | Motorola, Inc. | Synchronized offset extraction in a data receiver |
US5442646A (en) * | 1994-02-01 | 1995-08-15 | The Mitre Corporation | Subcarrier communication system |
-
1994
- 1994-07-08 US US08/272,357 patent/US5629958A/en not_active Expired - Lifetime
-
1995
- 1995-06-29 WO PCT/US1995/008135 patent/WO1996002108A1/en active IP Right Grant
- 1995-06-29 CA CA002194354A patent/CA2194354C/en not_active Expired - Lifetime
- 1995-06-29 JP JP50432796A patent/JP3386136B2/ja not_active Expired - Lifetime
- 1995-06-29 KR KR1019970700046A patent/KR100274288B1/ko not_active IP Right Cessation
- 1995-06-29 MX MX9700153A patent/MX9700153A/es unknown
- 1995-06-29 BR BR9508262A patent/BR9508262A/pt not_active IP Right Cessation
- 1995-06-29 CN CNB951939823A patent/CN1166192C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
MX9700153A (es) | 1997-04-30 |
WO1996002108A1 (en) | 1996-01-25 |
US5629958A (en) | 1997-05-13 |
CN1151813A (zh) | 1997-06-11 |
CA2194354A1 (en) | 1996-01-25 |
KR100274288B1 (ko) | 2000-12-15 |
JP3386136B2 (ja) | 2003-03-17 |
CA2194354C (en) | 2001-02-20 |
CN1166192C (zh) | 2004-09-08 |
JPH10504689A (ja) | 1998-05-06 |
KR970705305A (ko) | 1997-09-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FB36 | Technical and formal requirements: requirement - article 36 of industrial property law | ||
FF | Decision: intention to grant | ||
FG9A | Patent or certificate of addition granted | ||
B21A | Expiry acc. art. 78, item i of ipl- expiry of the term of protection |
Free format text: PATENTE EXTINTA EM 29/06/2015 |