FI116813B - Menetelmä ja järjestelmä vaihtuvapituisen koodauksen purkamiseksi, ja koodisanojen paikannuslaite - Google Patents
Menetelmä ja järjestelmä vaihtuvapituisen koodauksen purkamiseksi, ja koodisanojen paikannuslaiteInfo
- Publication number
- FI116813B FI116813B FI20021221A FI20021221A FI116813B FI 116813 B FI116813 B FI 116813B FI 20021221 A FI20021221 A FI 20021221A FI 20021221 A FI20021221 A FI 20021221A FI 116813 B FI116813 B FI 116813B
- Authority
- FI
- Finland
- Prior art keywords
- codeword
- codewords
- variable length
- decoded
- code word
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
- H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20021221A FI116813B (fi) | 2002-06-20 | 2002-06-20 | Menetelmä ja järjestelmä vaihtuvapituisen koodauksen purkamiseksi, ja koodisanojen paikannuslaite |
AT03730281T ATE363769T1 (de) | 2002-06-20 | 2003-06-16 | Verfahren und system zur variable-länge- decodierung und einrichtung zur lokalisierung von codewörtern |
PCT/FI2003/000480 WO2004001978A1 (en) | 2002-06-20 | 2003-06-16 | A method and a system for variable-length decoding, and a device for the localization of codewords |
KR10-2004-7020323A KR20050010918A (ko) | 2002-06-20 | 2003-06-16 | 가변길이 복호화를 위한 방법 및 시스템, 및 코드워드들의지역화를 위한 장치 |
EP03730281A EP1514356B1 (en) | 2002-06-20 | 2003-06-16 | A method and a system for variable-length decoding, and a device for the localization of codewords |
DE60314139T DE60314139T2 (de) | 2002-06-20 | 2003-06-16 | Verfahren und system zur längenvariablen decodierung und vorrichtung zur positionsbestimmung von codewörtern |
AU2003240915A AU2003240915A1 (en) | 2002-06-20 | 2003-06-16 | A method and a system for variable-length decoding, and a device for the localization of codewords |
CNB038142732A CN100546200C (zh) | 2002-06-20 | 2003-06-16 | 用于从位流解码可变长代码字的方法、解码器、系统和设备 |
US10/465,033 US6980138B2 (en) | 2002-06-20 | 2003-06-18 | Method and a system for variable-length decoding, and a device for the localization of codewords |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20021221A FI116813B (fi) | 2002-06-20 | 2002-06-20 | Menetelmä ja järjestelmä vaihtuvapituisen koodauksen purkamiseksi, ja koodisanojen paikannuslaite |
Publications (3)
Publication Number | Publication Date |
---|---|
FI20021221A0 FI20021221A0 (fi) | 2002-06-20 |
FI20021221A FI20021221A (fi) | 2003-12-21 |
FI116813B true FI116813B (fi) | 2006-02-28 |
Family
ID=8564212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20021221A FI116813B (fi) | 2002-06-20 | 2002-06-20 | Menetelmä ja järjestelmä vaihtuvapituisen koodauksen purkamiseksi, ja koodisanojen paikannuslaite |
Country Status (9)
Country | Link |
---|---|
US (1) | US6980138B2 (fi) |
EP (1) | EP1514356B1 (fi) |
KR (1) | KR20050010918A (fi) |
CN (1) | CN100546200C (fi) |
AT (1) | ATE363769T1 (fi) |
AU (1) | AU2003240915A1 (fi) |
DE (1) | DE60314139T2 (fi) |
FI (1) | FI116813B (fi) |
WO (1) | WO2004001978A1 (fi) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100440979C (zh) * | 2005-12-15 | 2008-12-03 | 清华大学 | 基于上下文的自适应二维变长解码方法和装置 |
CN100466743C (zh) * | 2006-08-07 | 2009-03-04 | 清华大学 | 一种基于共享存储可编程的熵解码和反量化的方法 |
JP4841496B2 (ja) * | 2007-04-26 | 2011-12-21 | パナソニック株式会社 | 可変長符号復号化装置 |
EP2259432A1 (en) * | 2008-03-31 | 2010-12-08 | Panasonic Corporation | Variable-length code decoding apparatus and method |
US8660261B2 (en) * | 2009-06-04 | 2014-02-25 | Mediatek Singapore Pte. Ltd. | System and apparatus for integrated video/image encoding/decoding and encryption/decryption |
KR20120084639A (ko) | 2011-01-20 | 2012-07-30 | 한국전자통신연구원 | 엔트로피 부호화를 위한 적응적 정렬 테이블 |
WO2012099433A2 (ko) * | 2011-01-20 | 2012-07-26 | 한국전자통신연구원 | 인덱스 매핑 테이블을 이용한 엔트로피 코딩 방법 및 이러한 방법을 사용하는 영상 부호화/복호화 장치 및 방법 |
US9819359B1 (en) | 2016-12-11 | 2017-11-14 | Microsoft Technology Licensing, Llc | Multi-symbol, multi-format, parallel symbol decoder for hardware decompression engines |
US11211945B1 (en) * | 2020-10-29 | 2021-12-28 | Microsoft Technology Licensing, Llc | Parallelized decoding of variable-length prefix codes |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5280349A (en) * | 1992-02-13 | 1994-01-18 | Industrial Technology Research Institute | HDTV decoder |
US5245338A (en) * | 1992-06-04 | 1993-09-14 | Bell Communications Research, Inc. | High-speed variable-length decoder |
KR940010433B1 (ko) * | 1992-06-09 | 1994-10-22 | 대우전자 주식회사 | 가변길이 코드 디코딩장치 |
US5488366A (en) * | 1993-10-12 | 1996-01-30 | Industrial Technology Research Institute | Segmented variable length decoding apparatus for sequentially decoding single code-word within a fixed number of decoding cycles |
KR0124191B1 (ko) | 1994-01-18 | 1998-10-01 | 배순훈 | 가변길이 코드 디코딩장치 |
JP2746109B2 (ja) * | 1994-03-09 | 1998-04-28 | 日本電気株式会社 | ハフマン符号復号化回路 |
US5491480A (en) * | 1994-05-25 | 1996-02-13 | Industrial Technology Research Institute | Variable length decoder using serial and parallel processing |
US5798719A (en) * | 1994-07-29 | 1998-08-25 | Discovision Associates | Parallel Huffman decoder |
KR0141298B1 (ko) * | 1994-11-17 | 1998-06-15 | 배순훈 | 가변 길이 복호화 장치 |
US5835035A (en) * | 1995-12-28 | 1998-11-10 | Philips Electronics North America Corporation | High performance variable length decoder with two-word bit stream segmentation and related method |
KR100214593B1 (ko) * | 1996-03-15 | 1999-08-02 | 구자홍 | 캐스케이드 구조를 이용한 런랭스 코드의 코드워드 검출 방법 및 장치 |
DE60100416T2 (de) * | 2000-04-28 | 2004-06-09 | Matsushita Electric Industrial Co., Ltd., Kadoma | Dekoder für Kode variabler Länge |
US6542095B1 (en) * | 2001-12-14 | 2003-04-01 | Taiwan University | Universal variable length code (UVLC) encoder |
US6573846B1 (en) * | 2001-12-31 | 2003-06-03 | Apple Computer, Inc. | Method and apparatus for variable length decoding and encoding of video streams |
-
2002
- 2002-06-20 FI FI20021221A patent/FI116813B/fi not_active IP Right Cessation
-
2003
- 2003-06-16 EP EP03730281A patent/EP1514356B1/en not_active Expired - Lifetime
- 2003-06-16 DE DE60314139T patent/DE60314139T2/de not_active Expired - Lifetime
- 2003-06-16 KR KR10-2004-7020323A patent/KR20050010918A/ko not_active Application Discontinuation
- 2003-06-16 AT AT03730281T patent/ATE363769T1/de not_active IP Right Cessation
- 2003-06-16 AU AU2003240915A patent/AU2003240915A1/en not_active Abandoned
- 2003-06-16 WO PCT/FI2003/000480 patent/WO2004001978A1/en active IP Right Grant
- 2003-06-16 CN CNB038142732A patent/CN100546200C/zh not_active Expired - Fee Related
- 2003-06-18 US US10/465,033 patent/US6980138B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1514356B1 (en) | 2007-05-30 |
FI20021221A0 (fi) | 2002-06-20 |
ATE363769T1 (de) | 2007-06-15 |
EP1514356A1 (en) | 2005-03-16 |
FI20021221A (fi) | 2003-12-21 |
US6980138B2 (en) | 2005-12-27 |
KR20050010918A (ko) | 2005-01-28 |
WO2004001978A1 (en) | 2003-12-31 |
CN1663128A (zh) | 2005-08-31 |
AU2003240915A1 (en) | 2004-01-06 |
DE60314139D1 (de) | 2007-07-12 |
CN100546200C (zh) | 2009-09-30 |
US20040070525A1 (en) | 2004-04-15 |
DE60314139T2 (de) | 2008-01-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TW200614688A (en) | System and method for static huffman decoding | |
TWI325233B (en) | System and method for decoding data compressed in accordance with dictionary-based compression schemes | |
US7623047B2 (en) | Data sequence compression | |
US9258013B1 (en) | Data compression with Huffman code on multicore processors | |
ATE313195T1 (de) | Verfahren zum synchronisieren von uhren in einem verteilten kommunikationssystem | |
KR100527891B1 (ko) | 허프만 디코딩을 수행하는 방법 | |
TW200518481A (en) | Decoder and encoder of arithmetic code, encoding apparatus and decoding apparatus having intermediate buffer inserted between reverse binary converter and binary converter | |
WO2002065646A3 (en) | Method and apparatus for adaptive data compression | |
BR0008124A (pt) | Processo e sistema para codificar uma palavra de informação original possuindo k bits para melhorar a eficácia de codificação e utilização de largura de faixa de um canal, processo e sistema para melhorar a eficácia de codificação e utilização de largura de faixa de um canal de telecomunicações usando códigos ortogonais, processo e sistema para decodificar uma palavra código compósita de walsh demodulada recebida sobre um canal de telecomunicações usando códigos ortogonais para uma palavra de informação original, processos para codificar uma palavra de informação original possuindo m veses k bits, [log2 (22k+1 + 2k-1)] bits de informação binária, e 2k bits para melhorar a eficácia de codificação e utilização de largura de faixa de um canal de telecomunicações usando códigos ortogonais, processo e sistema para decodificar um conjunto de palavra código concatenada de walsh demodulada recebido sobre um canal de telecomunicações usando códigos ortogonais em uma palavra de informação original, e, sistemas para codificar uma palavra de informação original possuindo 2k bits, e 2k+1 e m vezes k bits e de informação binária para melhorar a eficácia de codificação e utilização de largura de faixa de um canal de telecomunicações usando códigos ortogonais | |
WO2002069188A3 (en) | Encoding semi-structured data for efficient search and browsing | |
RU2014145207A (ru) | Обходные бины для кодирования опорных индексов при кодировании видео | |
WO2008085387A3 (en) | Method and apparatus for simplifying the decoding of data | |
WO2004068715A3 (en) | Systems and processes for fast encoding of hamming codes | |
FI116813B (fi) | Menetelmä ja järjestelmä vaihtuvapituisen koodauksen purkamiseksi, ja koodisanojen paikannuslaite | |
EP2149138B1 (en) | Method and apparatus for processing encoded audio data | |
DE60234196D1 (de) | Bildcodierungsverfahren, bilddecodierungsverfahren und zugehörige vorrichtung | |
CN101292429B (zh) | 使用多个马尔可夫链进行压缩的方法和装置 | |
WO2008034094A3 (en) | Entropy processor for decoding | |
SE0401647D0 (sv) | Coding and decoding of data | |
WO2002062070A3 (de) | Verfahren zur verbesserung der funktionalität der binären repräsentation von mpeg-7 und anderen xml-basierten inhaltsbeschreibungen | |
WO2003071777A3 (en) | Video processing | |
KR20050053996A (ko) | 허프만 코드를 효율적으로 복호화하는 방법 및 장치 | |
WO1999062185A3 (en) | Transmission system having a simplified channel decoder | |
EA200700640A1 (ru) | Модуляционное кодирование с ограничениями rll (1,k) и mtr (2) | |
KR20030016859A (ko) | 허프만 부호의 복호화 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Patent granted |
Ref document number: 116813 Country of ref document: FI |
|
PC | Transfer of assignment of patent |
Owner name: SISVEL INTERNATIONAL S.A. |
|
MM | Patent lapsed |