CA2704485C - Diffusion echelonnee amelioree par codage - Google Patents
Diffusion echelonnee amelioree par codage Download PDFInfo
- Publication number
- CA2704485C CA2704485C CA2704485A CA2704485A CA2704485C CA 2704485 C CA2704485 C CA 2704485C CA 2704485 A CA2704485 A CA 2704485A CA 2704485 A CA2704485 A CA 2704485A CA 2704485 C CA2704485 C CA 2704485C
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- CA
- Canada
- Prior art keywords
- packet
- data
- byte
- packets
- systematic
- 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.)
- Expired - Fee Related
Links
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Classifications
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- 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
- H04N21/4385—Multiplex stream processing, e.g. multiplex stream decrypting
-
- 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
-
- 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]
- H04N21/20—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]
- H04N21/20—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
- H04N21/2385—Channel allocation; Bandwidth allocation
-
- 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
- H04N21/2389—Multiplex stream processing, e.g. multiplex stream encrypting
-
- 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
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
- H04N21/26275—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists for distributing content or additional data in a staggered manner, e.g. repeating movies on different channels in a time-staggered manner in a near video on demand system
-
- 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
-
- 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
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
-
- 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
- H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
- H04N21/4263—Internal components of the client ; Characteristics thereof for processing the incoming bitstream involving specific tuning arrangements, e.g. two tuners
-
- 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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
-
- 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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/631—Multimode Transmission, e.g. transmitting basic layers and enhancement layers of the content over different transmission paths or transmitting with different error corrections, different keys or with different transmission protocols
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Engineering & Computer Science (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Error Detection And Correction (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
Cette invention se rapporte à un procédé et à une architecture destinés à traiter des communications de signaux entre un codeur et un décodeur qui fonctionnent selon la norme ATSC, adaptés pour les transmissions par téléphones portables. Le procédé et l'appareil comprennent la transmission d'un paquet et d'un paquet redondant selon une diversité spatiale, temporelle et fréquentielle de manière à améliorer le traitement des erreurs de redondance.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US304107P | 2007-11-14 | 2007-11-14 | |
US297707P | 2007-11-14 | 2007-11-14 | |
US61/003,041 | 2007-11-14 | ||
US61/002,977 | 2007-11-14 | ||
PCT/US2008/012795 WO2009064468A1 (fr) | 2007-11-14 | 2008-11-14 | Diffusion sur fréquences décalées améliorée par code |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2704485A1 CA2704485A1 (fr) | 2009-05-22 |
CA2704485C true CA2704485C (fr) | 2017-07-18 |
Family
ID=40404035
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2704485A Expired - Fee Related CA2704485C (fr) | 2007-11-14 | 2008-11-14 | Diffusion echelonnee amelioree par codage |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP2210419A1 (fr) |
JP (1) | JP5415437B2 (fr) |
KR (1) | KR101528647B1 (fr) |
CN (1) | CN101861734B (fr) |
CA (1) | CA2704485C (fr) |
MX (1) | MX2010005399A (fr) |
WO (1) | WO2009064468A1 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011030475A1 (fr) * | 2009-09-11 | 2011-03-17 | 三菱電機株式会社 | Dispositif de réception de radiodiffusion numérique et procédé de réception de radiodiffusion numérique |
KR20110055410A (ko) * | 2009-11-18 | 2011-05-25 | 삼성전자주식회사 | 통신 시스템에서 데이터 송수신 방법 및 장치 |
US8707125B2 (en) | 2009-11-18 | 2014-04-22 | Samsung Electronics Co., Ltd | Method and apparatus for transmitting and receiving data in a communication system |
WO2011068497A1 (fr) * | 2009-12-03 | 2011-06-09 | Thomson Licensing | Architecture de diversite fiable pour systeme dtv mobile |
WO2011068498A1 (fr) * | 2009-12-03 | 2011-06-09 | Thomson Licensing | Architecture de diversite pour systeme dtv mobile |
WO2015150480A1 (fr) * | 2014-04-02 | 2015-10-08 | Dolby International Ab | Exploitation de redondance de métadonnées dans des métadonnées audio immersives |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6108810A (en) * | 1998-03-27 | 2000-08-22 | Usa Digital Radio, Inc. | Digital audio broadcasting method using puncturable convolutional code |
AU2003211057A1 (en) * | 2002-02-15 | 2003-09-09 | Digital Fountain, Inc. | System and method for reliably communicating the content of a live data stream |
AU2002368296A1 (en) * | 2002-10-18 | 2004-05-04 | Matsushita Electric Industrial Co., Ltd. | Constellation rearrangement for arq transmit diversity schemes |
US8059711B2 (en) * | 2003-01-28 | 2011-11-15 | Thomson Licensing | Robust mode staggercasting |
KR100683179B1 (ko) * | 2003-11-03 | 2007-02-15 | 삼성전자주식회사 | 듀얼 스트림용 디지털 방송 송/수신 시스템의 강건한에러정정 부호화/복호화 장치 및 그의 방법 |
US8009752B2 (en) * | 2004-10-01 | 2011-08-30 | Qualcomm Incorporated | Multi-carrier incremental redundancy for packet-based wireless communications |
US7532857B2 (en) * | 2005-03-02 | 2009-05-12 | Rohde & Schwarz Gmbh & Co. Kg | Apparatus, systems and methods for providing time diversity for mobile broadcast services |
US8839310B2 (en) * | 2005-03-29 | 2014-09-16 | Thomson Licensing | Method and apparatus for improving reception of wireless signals using spartial redundancy |
US8548000B2 (en) * | 2006-04-04 | 2013-10-01 | Samsung Electronics Co., Ltd. | Dual transmission stream generating device and method |
-
2008
- 2008-11-14 CN CN200880116601.1A patent/CN101861734B/zh not_active Expired - Fee Related
- 2008-11-14 KR KR1020107010564A patent/KR101528647B1/ko active IP Right Grant
- 2008-11-14 WO PCT/US2008/012795 patent/WO2009064468A1/fr active Application Filing
- 2008-11-14 JP JP2010534041A patent/JP5415437B2/ja not_active Expired - Fee Related
- 2008-11-14 MX MX2010005399A patent/MX2010005399A/es active IP Right Grant
- 2008-11-14 CA CA2704485A patent/CA2704485C/fr not_active Expired - Fee Related
- 2008-11-14 EP EP08848812A patent/EP2210419A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CN101861734A (zh) | 2010-10-13 |
MX2010005399A (es) | 2010-12-06 |
KR101528647B1 (ko) | 2015-06-12 |
JP5415437B2 (ja) | 2014-02-12 |
EP2210419A1 (fr) | 2010-07-28 |
KR20100087163A (ko) | 2010-08-03 |
CN101861734B (zh) | 2014-05-28 |
CA2704485A1 (fr) | 2009-05-22 |
JP2011505723A (ja) | 2011-02-24 |
WO2009064468A1 (fr) | 2009-05-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20131101 |
|
MKLA | Lapsed |
Effective date: 20201116 |