BRPI0809623A2 - Aparelho de geração de fluxo de transporte, aparelho de demultiplexação de pacote turbo, e método para os mesmos - Google Patents
Aparelho de geração de fluxo de transporte, aparelho de demultiplexação de pacote turbo, e método para os mesmos Download PDFInfo
- Publication number
- BRPI0809623A2 BRPI0809623A2 BRPI0809623-6A BRPI0809623A BRPI0809623A2 BR PI0809623 A2 BRPI0809623 A2 BR PI0809623A2 BR PI0809623 A BRPI0809623 A BR PI0809623A BR PI0809623 A2 BRPI0809623 A2 BR PI0809623A2
- Authority
- BR
- Brazil
- Prior art keywords
- turbo
- data
- interleaver
- transport stream
- packet
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 44
- 230000005540 biological transmission Effects 0.000 claims description 36
- 238000003780 insertion Methods 0.000 claims description 17
- 230000037431 insertion Effects 0.000 claims description 17
- 239000003990 capacitor Substances 0.000 claims description 7
- 239000000284 extract Substances 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 10
- 230000009977 dual effect Effects 0.000 description 9
- 230000001934 delay Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005562 fading Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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]
- H04N21/40—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
- H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
-
- 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
-
- 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
- H03M13/151—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes using error location or error correction polynomials
- H03M13/1515—Reed-Solomon 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
- H03M13/29—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
-
- 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
- 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
- H03M13/2957—Turbo codes and decoding
-
- 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
- H04L1/0041—Arrangements at the transmitter end
- H04L1/0043—Realisations of complexity reduction techniques, e.g. 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
- H04L1/0045—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
- H04L1/0064—Concatenated codes
- H04L1/0066—Parallel concatenated codes
-
- 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
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
-
- 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
- H04N21/43—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
- H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
-
- 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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/44004—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video buffer management, e.g. video decoder buffer or video display buffer
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Probability & Statistics with Applications (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mathematical Physics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Pure & Applied Mathematics (AREA)
- Error Detection And Correction (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US91116507P | 2007-04-11 | 2007-04-11 | |
| US60/911,165 | 2007-04-11 | ||
| KR1020070120783A KR20080092232A (ko) | 2007-04-11 | 2007-11-26 | 전송스트림 생성 장치 및 터보 패킷 디멀티플렉싱 장치그리고 그 방법 |
| KR10-2007-0120783 | 2007-11-26 | ||
| PCT/KR2008/002043 WO2008127026A1 (en) | 2007-04-11 | 2008-04-11 | Transport stream generating apparatus, turbo packet demultiplexing apparatus, and methods thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BRPI0809623A2 true BRPI0809623A2 (pt) | 2014-09-16 |
Family
ID=40152523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0809623-6A BRPI0809623A2 (pt) | 2007-04-11 | 2008-04-11 | Aparelho de geração de fluxo de transporte, aparelho de demultiplexação de pacote turbo, e método para os mesmos |
Country Status (7)
| Country | Link |
|---|---|
| KR (1) | KR20080092232A (fi) |
| CN (1) | CN101622791B (fi) |
| BR (1) | BRPI0809623A2 (fi) |
| CA (1) | CA2677188C (fi) |
| DE (1) | DE112008000502T5 (fi) |
| FI (1) | FI20095926A (fi) |
| MX (1) | MX2009010587A (fi) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103716115B (zh) * | 2012-09-28 | 2017-10-10 | 中兴通讯股份有限公司 | 时分复用的fec编码方法及装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2474859C (en) * | 1998-04-06 | 2007-06-19 | Nortel Networks Limited | Encoding and decoding methods and apparatus |
| KR100350459B1 (ko) * | 1998-12-26 | 2002-12-26 | 삼성전자 주식회사 | 통신시스템의인터리빙/디인터리빙장치및방법 |
| KR100724921B1 (ko) * | 2001-02-16 | 2007-06-04 | 삼성전자주식회사 | 통신시스템에서 부호 생성 및 복호 장치 및 방법 |
| CN1268063C (zh) * | 2001-05-08 | 2006-08-02 | 三星电子株式会社 | 在通信系统中生成代码的设备和方法 |
-
2007
- 2007-11-26 KR KR1020070120783A patent/KR20080092232A/ko not_active Application Discontinuation
-
2008
- 2008-04-11 DE DE112008000502T patent/DE112008000502T5/de not_active Withdrawn
- 2008-04-11 CN CN2008800059968A patent/CN101622791B/zh active Active
- 2008-04-11 MX MX2009010587A patent/MX2009010587A/es active IP Right Grant
- 2008-04-11 BR BRPI0809623-6A patent/BRPI0809623A2/pt not_active Application Discontinuation
- 2008-04-11 CA CA2677188A patent/CA2677188C/en active Active
-
2009
- 2009-09-09 FI FI20095926A patent/FI20095926A/fi not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| CN101622791A (zh) | 2010-01-06 |
| CN101622791B (zh) | 2013-05-01 |
| CA2677188A1 (en) | 2008-10-23 |
| FI20095926A (fi) | 2009-09-09 |
| CA2677188C (en) | 2018-01-23 |
| DE112008000502T5 (de) | 2010-02-18 |
| KR20080092232A (ko) | 2008-10-15 |
| MX2009010587A (es) | 2009-10-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B06T | Formal requirements before examination [chapter 6.20 patent gazette] | ||
| B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
| B11E | Dismissal acc. art. 34 of ipl - requirements for examination incomplete | ||
| B11T | Dismissal of application maintained [chapter 11.20 patent gazette] |