MA23387A1 - Procede a peu de memoire et appareil pour la detection synchrone - Google Patents
Procede a peu de memoire et appareil pour la detection synchroneInfo
- Publication number
- MA23387A1 MA23387A1 MA23714A MA23714A MA23387A1 MA 23387 A1 MA23387 A1 MA 23387A1 MA 23714 A MA23714 A MA 23714A MA 23714 A MA23714 A MA 23714A MA 23387 A1 MA23387 A1 MA 23387A1
- Authority
- MA
- Morocco
- Prior art keywords
- synchronous detection
- memory process
- little memory
- little
- synchronous
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000001360 synchronised effect Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/24—Systems for the transmission of television signals using pulse code modulation
- H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
- H04N7/54—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
- H04N7/56—Synchronising systems therefor
-
- 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
-
- 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
-
- 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
- H04L1/0052—Realisations of complexity reduction techniques, e.g. pipelining or use of look-up tables
-
- 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
- H04L1/0057—Block codes
-
- 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
- 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 encoded video stream packets from an IP network
- H04N21/4383—Accessing a communication channel
-
- 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
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
- H04N21/4435—Memory management
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Software Systems (AREA)
- Error Detection And Correction (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Television Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/160,841 US5420640A (en) | 1993-12-03 | 1993-12-03 | Memory efficient method and apparatus for sync detection |
Publications (1)
Publication Number | Publication Date |
---|---|
MA23387A1 true MA23387A1 (fr) | 1995-07-01 |
Family
ID=22578686
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MA23714A MA23387A1 (fr) | 1993-12-03 | 1994-12-01 | Procede a peu de memoire et appareil pour la detection synchrone |
Country Status (8)
Country | Link |
---|---|
US (1) | US5420640A (fr) |
EP (1) | EP0732025A4 (fr) |
KR (1) | KR960706740A (fr) |
AU (1) | AU1295795A (fr) |
CA (1) | CA2177137C (fr) |
MA (1) | MA23387A1 (fr) |
TW (1) | TW288246B (fr) |
WO (1) | WO1995015645A1 (fr) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5583562A (en) * | 1993-12-03 | 1996-12-10 | Scientific-Atlanta, Inc. | System and method for transmitting a plurality of digital services including imaging services |
US5835165A (en) * | 1995-06-07 | 1998-11-10 | Lsi Logic Corporation | Reduction of false locking code words in concatenated decoders |
US5710783A (en) * | 1995-06-07 | 1998-01-20 | Luthi; Daniel A. | Optimization of synchronization control in concatenated decoders |
KR0147661B1 (ko) * | 1995-08-30 | 1998-09-15 | 김광호 | 데이타 세그먼트 동기 검출회로 및 그 방법 |
US6415398B1 (en) * | 1995-09-29 | 2002-07-02 | Kabushiki Kaisha Toshiba | Coding system and decoding system |
US6493838B1 (en) * | 1995-09-29 | 2002-12-10 | Kabushiki Kaisha Toshiba | Coding apparatus and decoding apparatus for transmission/storage of information |
US5862153A (en) * | 1995-09-29 | 1999-01-19 | Kabushiki Kaisha Toshiba | Coding apparatus and decoding apparatus for transmission/storage of information |
US6571361B1 (en) * | 1995-09-29 | 2003-05-27 | Kabushiki Kaisha Toshiba | Encoder and decoder |
US5966120A (en) * | 1995-11-21 | 1999-10-12 | Imedia Corporation | Method and apparatus for combining and distributing data with pre-formatted real-time video |
JPH09266499A (ja) * | 1996-01-26 | 1997-10-07 | Oki Electric Ind Co Ltd | デジタル復調回路、最大値検出回路及び受信装置 |
EP0880827A1 (fr) * | 1996-02-07 | 1998-12-02 | L.S. Research, Inc. | Systeme de haut-parleurs numeriques sans fil |
US5996103A (en) * | 1996-07-31 | 1999-11-30 | Samsung Information Systems America | Apparatus and method for correcting errors in a communication system |
US5812603A (en) * | 1996-08-22 | 1998-09-22 | Lsi Logic Corporation | Digital receiver using a concatenated decoder with error and erasure correction |
US5953636A (en) * | 1996-10-30 | 1999-09-14 | Lsi Logic Corporation | Single-chip DBS receiver |
JPH10303854A (ja) * | 1997-04-23 | 1998-11-13 | Matsushita Electric Ind Co Ltd | デインタリーブ装置 |
GB2332345B (en) * | 1997-12-09 | 2002-12-11 | Sony Uk Ltd | A digital video receiver a conditional access module and a method of transmitting data therebetween |
US20040160906A1 (en) | 2002-06-21 | 2004-08-19 | Aware, Inc. | Multicarrier transmission system with low power sleep mode and rapid-on capability |
JP3359291B2 (ja) * | 1998-07-17 | 2002-12-24 | 株式会社ケンウッド | デインターリーブ回路 |
EP1061746A1 (fr) | 1999-06-14 | 2000-12-20 | Sony International (Europe) GmbH | Décodeur de canal pour un récepteur de radiodiffusion numérique |
US6614849B1 (en) | 1999-10-25 | 2003-09-02 | Free Systems Pte. Ltd. | Wireless infrared digital audio receiving system |
US6510182B1 (en) | 1999-10-25 | 2003-01-21 | Freesystems Pte. Ltd. | Wireless infrared digital audio system |
US6741659B1 (en) | 1999-10-25 | 2004-05-25 | Freesystems Pte. Ltd. | Wireless infrared digital audio transmitting system |
US6961369B1 (en) | 1999-11-09 | 2005-11-01 | Aware, Inc. | System and method for scrambling the phase of the carriers in a multicarrier communications system |
EP1245093B1 (fr) | 2000-01-07 | 2006-10-25 | Aware, Inc. | Systemes et procedes pour etablir un mode de transmission diagnostique et communiquer par l'intermediaire de celui-ci |
EP1433277B1 (fr) | 2001-10-05 | 2012-07-25 | Aware, Inc. | Systemes et procedes pour des modes de transfert asynchrone (atm) multipaires sur des lignes d'acces numeriques (dsl) |
KR100546398B1 (ko) * | 2003-11-25 | 2006-01-26 | 삼성전자주식회사 | 압축된 오디오 비트스트림에서 싱크 워드를 찾는 방법 및상기 방법을 기록한 기록 매체 |
JP4158701B2 (ja) * | 2003-12-26 | 2008-10-01 | 松下電工株式会社 | 映像伝送システム |
WO2005086405A2 (fr) | 2004-03-03 | 2005-09-15 | Aware, Inc. | Controle de bruit d'impulsif |
US7283176B2 (en) * | 2004-03-12 | 2007-10-16 | Broadcom Corporation | Method and system for detecting field ID |
KR20100035665A (ko) | 2004-09-25 | 2010-04-05 | 어웨어, 인크. | Crc 카운터 정규화 |
CA2909150C (fr) | 2004-10-12 | 2017-11-07 | Tq Delta, Llc | Partage de ressources dans un environnement de telecommunications |
CN101040480B (zh) | 2004-10-15 | 2011-08-31 | 阿瓦雷公司 | 脉冲噪声下的dmt符号重复 |
BRPI0709871B1 (pt) | 2006-04-12 | 2019-10-15 | Tq Delta, Llc. | Retransmissão de pacote e compartilhamento de memória |
KR100805814B1 (ko) * | 2006-12-08 | 2008-02-21 | 한국전자통신연구원 | 위성 방송 시스템에서의 프레임 동기 및 구조 검출 방법 |
US20110166968A1 (en) * | 2010-01-06 | 2011-07-07 | Richard Yin-Ching Houng | System and method for activating display device feature |
EP2438511B1 (fr) | 2010-03-22 | 2019-07-03 | LRDC Systems, LLC | Procédé destiné à identifier et à protéger l'intégrité d'un ensemble de données de source |
KR101135871B1 (ko) * | 2010-05-07 | 2012-04-19 | 주식회사 실리콘웍스 | 액정표시장치의 부스트 컨버터 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55107360A (en) * | 1979-02-08 | 1980-08-18 | Matsushita Electric Ind Co Ltd | Detector for synchronizing signal |
US4394642A (en) * | 1981-09-21 | 1983-07-19 | Sperry Corporation | Apparatus for interleaving and de-interleaving data |
US4539684A (en) * | 1983-01-07 | 1985-09-03 | Motorola, Inc. | Automatic frame synchronization recovery utilizing a sequential decoder |
US4742543A (en) * | 1983-12-22 | 1988-05-03 | Frederiksen Jeffrey E | Video transmission system |
US4587514A (en) * | 1984-09-07 | 1986-05-06 | Verilink Corporation | Interface method and apparatus |
US4652903A (en) * | 1984-09-21 | 1987-03-24 | Scientific Atlanta, Inc. | Frequency generation for multiplexed analog component color television encoding and decoding |
US4829569A (en) * | 1984-09-21 | 1989-05-09 | Scientific-Atlanta, Inc. | Communication of individual messages to subscribers in a subscription television system |
US4697277A (en) * | 1985-02-21 | 1987-09-29 | Scientific Atlanta, Inc. | Synchronization recovery in a communications system |
US4763357A (en) * | 1985-04-18 | 1988-08-09 | Barr William S | Method and apparatus for providing secure electronic communications |
US4817142A (en) * | 1985-05-21 | 1989-03-28 | Scientific Atlanta, Inc. | Restoring framing in a communications system |
JPH0685517B2 (ja) * | 1985-06-28 | 1994-10-26 | ソニー株式会社 | 情報サ−ビスシステム |
US4740962A (en) * | 1985-12-23 | 1988-04-26 | Motorola, Inc. | Synchronizer for time division multiplexed data |
JPS62281626A (ja) * | 1986-05-30 | 1987-12-07 | Nippon Telegr & Teleph Corp <Ntt> | デジタルデ−タ伝送方式 |
US4890321A (en) * | 1986-07-08 | 1989-12-26 | Scientific Atlanta, Inc. | Communications format for a subscription television system permitting transmission of individual text messages to subscribers |
US4866770A (en) * | 1986-07-08 | 1989-09-12 | Scientific Atlanta, Inc. | Method and apparatus for communication of video, audio, teletext, and data to groups of decoders in a communication system |
DE3905669C2 (de) * | 1989-02-24 | 1996-03-07 | Broadcast Television Syst | Schaltungsanordnung zur Ableitung von Synchronsignalen aus einem digitalen Videosignal |
US4994909A (en) * | 1989-05-04 | 1991-02-19 | Northern Telecom Limited | Video signal distribution system |
US5062105A (en) * | 1990-01-02 | 1991-10-29 | At&T Bell Laboratories | Programmable multiplexing techniques for mapping a capacity domain into a time domain within a frame |
US5091936A (en) * | 1991-01-30 | 1992-02-25 | General Instrument Corporation | System for communicating television signals or a plurality of digital audio signals in a standard television line allocation |
US5200823A (en) * | 1991-03-29 | 1993-04-06 | Scientific-Atlanta, Inc. | Virtual channels for a multiplexed analog component (mac) television system |
-
1993
- 1993-12-03 US US08/160,841 patent/US5420640A/en not_active Expired - Lifetime
-
1994
- 1994-12-01 MA MA23714A patent/MA23387A1/fr unknown
- 1994-12-02 TW TW083111225A patent/TW288246B/zh active
- 1994-12-05 CA CA002177137A patent/CA2177137C/fr not_active Expired - Lifetime
- 1994-12-05 WO PCT/US1994/013666 patent/WO1995015645A1/fr not_active Application Discontinuation
- 1994-12-05 EP EP95904160A patent/EP0732025A4/fr not_active Withdrawn
- 1994-12-05 AU AU12957/95A patent/AU1295795A/en not_active Abandoned
- 1994-12-05 KR KR1019960702925A patent/KR960706740A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
AU1295795A (en) | 1995-06-19 |
CA2177137C (fr) | 2004-04-06 |
KR960706740A (ko) | 1996-12-09 |
EP0732025A1 (fr) | 1996-09-18 |
US5420640A (en) | 1995-05-30 |
EP0732025A4 (fr) | 1997-02-26 |
TW288246B (fr) | 1996-10-11 |
CA2177137A1 (fr) | 1995-06-08 |
WO1995015645A1 (fr) | 1995-06-08 |
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