WO2008087750A1 - テーブル装置、可変長符号化装置、可変長復号装置及び可変長符号化復号装置 - Google Patents
テーブル装置、可変長符号化装置、可変長復号装置及び可変長符号化復号装置 Download PDFInfo
- Publication number
- WO2008087750A1 WO2008087750A1 PCT/JP2007/059603 JP2007059603W WO2008087750A1 WO 2008087750 A1 WO2008087750 A1 WO 2008087750A1 JP 2007059603 W JP2007059603 W JP 2007059603W WO 2008087750 A1 WO2008087750 A1 WO 2008087750A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- variable
- length
- length encoding
- decoding device
- conversion value
- Prior art date
Links
- 238000006243 chemical reaction Methods 0.000 abstract 4
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
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07743038.7A EP2104236B1 (en) | 2007-01-19 | 2007-05-09 | Table device, variable-length encoding device, variable-length decoding device, and variable-length encoding/decoding device |
CN2007800498034A CN101584120B (zh) | 2007-01-19 | 2007-05-09 | 表装置、可变长度编码装置、可变长度解码装置 |
US12/515,841 US8291150B2 (en) | 2007-01-19 | 2007-05-09 | Table device, variable length coding apparatus, variable length decoding apparatus, and variable length coding and decoding apparatus |
JP2008553947A JP4703730B2 (ja) | 2007-01-19 | 2007-05-09 | テーブル装置、可変長符号化装置、可変長復号装置及び可変長符号化復号装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007010615 | 2007-01-19 | ||
JP2007-010615 | 2007-01-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008087750A1 true WO2008087750A1 (ja) | 2008-07-24 |
Family
ID=39635759
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2007/059603 WO2008087750A1 (ja) | 2007-01-19 | 2007-05-09 | テーブル装置、可変長符号化装置、可変長復号装置及び可変長符号化復号装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8291150B2 (ja) |
EP (1) | EP2104236B1 (ja) |
JP (1) | JP4703730B2 (ja) |
CN (1) | CN101584120B (ja) |
WO (1) | WO2008087750A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010166444A (ja) * | 2009-01-16 | 2010-07-29 | Canon Inc | 復号装置及びその制御方法 |
JP2010166445A (ja) * | 2009-01-16 | 2010-07-29 | Canon Inc | 復号装置及びその制御方法 |
JP2012090021A (ja) * | 2010-10-19 | 2012-05-10 | Mitsubishi Electric Corp | データ処理装置及び可変長符号化装置及び可変長復号装置 |
Families Citing this family (13)
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US7620632B2 (en) * | 2004-06-30 | 2009-11-17 | Skyler Technology, Inc. | Method and/or system for performing tree matching |
US7852671B2 (en) * | 2008-10-30 | 2010-12-14 | Micron Technology, Inc. | Data path for multi-level cell memory, methods for storing and methods for utilizing a memory array |
US8004431B2 (en) * | 2008-12-09 | 2011-08-23 | Qualcomm Incorporated | Fast parsing of variable-to-fixed-length codes |
US9819358B2 (en) * | 2010-02-19 | 2017-11-14 | Skype | Entropy encoding based on observed frequency |
US9313526B2 (en) | 2010-02-19 | 2016-04-12 | Skype | Data compression for video |
US9078009B2 (en) | 2010-02-19 | 2015-07-07 | Skype | Data compression for video utilizing non-translational motion information |
US9609342B2 (en) | 2010-02-19 | 2017-03-28 | Skype | Compression for frames of a video signal using selected candidate blocks |
US9195675B2 (en) | 2011-02-24 | 2015-11-24 | A9.Com, Inc. | Decoding of variable-length data with group formats |
US9727460B2 (en) * | 2013-11-01 | 2017-08-08 | Samsung Electronics Co., Ltd. | Selecting a memory mapping scheme by determining a number of functional units activated in each cycle of a loop based on analyzing parallelism of a loop |
US9998974B2 (en) * | 2013-11-28 | 2018-06-12 | Nec Corporation | Wireless communication terminal, storage medium, and cell selection method |
DE102016108081A1 (de) * | 2016-05-02 | 2017-11-02 | Denso Corporation | Mikroprozessor mit Zusatz-Befehlen für Binärsuche und zugehöriges Suchverfahren |
US20180095760A1 (en) * | 2016-09-30 | 2018-04-05 | James D. Guilford | Instruction set for variable length integer coding |
CN114930298A (zh) * | 2020-03-03 | 2022-08-19 | 英特尔公司 | 图形处理单元和中央处理单元合作可变长度数据比特打包 |
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US3675211A (en) | 1970-09-08 | 1972-07-04 | Ibm | Data compaction using modified variable-length coding |
JPH0830432A (ja) * | 1994-07-20 | 1996-02-02 | Fujitsu Ltd | データ圧縮方法及びデータ復元方法並びにデータ圧縮装置及びデータ復元装置 |
JPH08316848A (ja) * | 1995-03-14 | 1996-11-29 | Fujitsu Ltd | データ圧縮装置,データ復元装置,及びデータ圧縮・復元システム |
US5604499A (en) | 1993-12-28 | 1997-02-18 | Matsushita Electric Industrial Co., Ltd. | Variable-length decoding apparatus |
US5642114A (en) | 1993-04-19 | 1997-06-24 | Oki Electric Industry Co., Ltd. | Variable length code decoder using a content addressable memory with match inhibiting gate |
US5821886A (en) | 1996-10-18 | 1998-10-13 | Samsung Electronics Company, Ltd. | Variable length code detection in a signal processing system |
JP2000151419A (ja) * | 1998-11-05 | 2000-05-30 | Asahi Chem Ind Co Ltd | データ圧縮方法およびデータ圧縮装置 |
JP2006101171A (ja) | 2004-09-29 | 2006-04-13 | Mitsubishi Electric Corp | テーブル装置、可変長符号化/復号装置、可変長符号化装置および可変長復号装置 |
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US3925780A (en) * | 1973-12-26 | 1975-12-09 | Ibm | Apparatus for data compression encoding and decoding |
US5351047A (en) * | 1992-09-21 | 1994-09-27 | Laboratory Automation, Inc. | Data decoding method and apparatus |
KR970002483B1 (ko) * | 1993-11-29 | 1997-03-05 | 대우전자 주식회사 | 고속의 가변길이 복호화장치 |
US5541595A (en) * | 1994-05-19 | 1996-07-30 | Matsushita Electric Corporation Of America | Variable length code decoder for simultaneous decoding the most significant bits and the least significant bits of a variable length code |
US5796356A (en) * | 1995-03-14 | 1998-08-18 | Fujitsu Limited | Data compressing apparatus, data restoring apparatus and data compressing/restoring system |
US5548338A (en) * | 1995-06-07 | 1996-08-20 | News American Publishing, Inc. | Compression of an electronic programming guide |
US5696507A (en) * | 1996-05-31 | 1997-12-09 | Daewoo Electronics Co., Inc. | Method and apparatus for decoding variable length code |
US5821887A (en) * | 1996-11-12 | 1998-10-13 | Intel Corporation | Method and apparatus for decoding variable length codes |
JP2000059234A (ja) | 1998-08-10 | 2000-02-25 | Mitsubishi Electric Corp | 可変長符号処理装置 |
JP3924093B2 (ja) * | 1999-07-15 | 2007-06-06 | 富士通株式会社 | ビタビ復号器および送信装置 |
JP2001184870A (ja) | 1999-12-27 | 2001-07-06 | Mitsubishi Electric Corp | 連想メモリ装置およびそれを用いた可変長符号復号装置 |
JP2001308715A (ja) | 2000-04-20 | 2001-11-02 | Mitsubishi Electric Corp | 可変長符号化装置および可変長復号装置 |
JP2002261623A (ja) | 2001-02-28 | 2002-09-13 | Canon Inc | 復号装置、復号方法、記憶媒体及びプログラムソフトウェア |
JP4556087B2 (ja) * | 2001-03-22 | 2010-10-06 | ソニー株式会社 | データ処理装置およびデータ処理方法、並びにプログラムおよびプログラム記録媒体 |
EP1276324B1 (en) * | 2001-07-13 | 2006-10-04 | France Telecom | Method for compressing a hierarchical tree, corresponding signal and method for decoding a signal |
KR100486251B1 (ko) * | 2002-08-03 | 2005-05-03 | 삼성전자주식회사 | 가변 길이 코드 복호화 장치 및 방법 |
KR100959532B1 (ko) * | 2003-12-18 | 2010-05-27 | 엘지전자 주식회사 | Cavlc 복호 방법 |
JP4588560B2 (ja) | 2005-07-04 | 2010-12-01 | 三菱電機株式会社 | テーブル装置及びこれを用いたアドレス検索装置 |
JP4563300B2 (ja) * | 2005-11-18 | 2010-10-13 | 三菱電機株式会社 | テーブル装置、可変長符号化/復号装置、可変長符号化装置及び可変長復号装置 |
KR100667595B1 (ko) * | 2005-12-29 | 2007-01-11 | 삼성전자주식회사 | 가변 길이 디코더 |
-
2007
- 2007-05-09 US US12/515,841 patent/US8291150B2/en active Active
- 2007-05-09 JP JP2008553947A patent/JP4703730B2/ja active Active
- 2007-05-09 WO PCT/JP2007/059603 patent/WO2008087750A1/ja active Application Filing
- 2007-05-09 CN CN2007800498034A patent/CN101584120B/zh not_active Expired - Fee Related
- 2007-05-09 EP EP07743038.7A patent/EP2104236B1/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3675211A (en) | 1970-09-08 | 1972-07-04 | Ibm | Data compaction using modified variable-length coding |
US5642114A (en) | 1993-04-19 | 1997-06-24 | Oki Electric Industry Co., Ltd. | Variable length code decoder using a content addressable memory with match inhibiting gate |
US5604499A (en) | 1993-12-28 | 1997-02-18 | Matsushita Electric Industrial Co., Ltd. | Variable-length decoding apparatus |
JPH0830432A (ja) * | 1994-07-20 | 1996-02-02 | Fujitsu Ltd | データ圧縮方法及びデータ復元方法並びにデータ圧縮装置及びデータ復元装置 |
JPH08316848A (ja) * | 1995-03-14 | 1996-11-29 | Fujitsu Ltd | データ圧縮装置,データ復元装置,及びデータ圧縮・復元システム |
US5821886A (en) | 1996-10-18 | 1998-10-13 | Samsung Electronics Company, Ltd. | Variable length code detection in a signal processing system |
JP2000151419A (ja) * | 1998-11-05 | 2000-05-30 | Asahi Chem Ind Co Ltd | データ圧縮方法およびデータ圧縮装置 |
JP2006101171A (ja) | 2004-09-29 | 2006-04-13 | Mitsubishi Electric Corp | テーブル装置、可変長符号化/復号装置、可変長符号化装置および可変長復号装置 |
Non-Patent Citations (2)
Title |
---|
B.-J.SHIEH; Y.-S. LEE; C.-Y. LEE: "a new approach of group-based VLC codec system with full table programmability", I.EEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, vol. 11, no. 2, 1 February 2001 (2001-02-01) |
See also references of EP2104236A4 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010166444A (ja) * | 2009-01-16 | 2010-07-29 | Canon Inc | 復号装置及びその制御方法 |
JP2010166445A (ja) * | 2009-01-16 | 2010-07-29 | Canon Inc | 復号装置及びその制御方法 |
JP2012090021A (ja) * | 2010-10-19 | 2012-05-10 | Mitsubishi Electric Corp | データ処理装置及び可変長符号化装置及び可変長復号装置 |
Also Published As
Publication number | Publication date |
---|---|
EP2104236B1 (en) | 2018-08-15 |
US20100057810A1 (en) | 2010-03-04 |
JP4703730B2 (ja) | 2011-06-15 |
EP2104236A1 (en) | 2009-09-23 |
CN101584120B (zh) | 2013-01-09 |
EP2104236A4 (en) | 2012-08-01 |
US8291150B2 (en) | 2012-10-16 |
CN101584120A (zh) | 2009-11-18 |
JPWO2008087750A1 (ja) | 2010-05-06 |
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