WO2008129883A1 - 符号化装置、復号装置、符号変換装置及びプログラム - Google Patents

符号化装置、復号装置、符号変換装置及びプログラム Download PDF

Info

Publication number
WO2008129883A1
WO2008129883A1 PCT/JP2008/050028 JP2008050028W WO2008129883A1 WO 2008129883 A1 WO2008129883 A1 WO 2008129883A1 JP 2008050028 W JP2008050028 W JP 2008050028W WO 2008129883 A1 WO2008129883 A1 WO 2008129883A1
Authority
WO
WIPO (PCT)
Prior art keywords
encoder
code sequence
bits
decoder
program
Prior art date
Application number
PCT/JP2008/050028
Other languages
English (en)
French (fr)
Inventor
Ikuro Ueno
Ryuta Suzuki
Tomohiro Kimura
Original Assignee
Mitsubishi Electric Corporation
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corporation filed Critical Mitsubishi Electric Corporation
Priority to JP2009510795A priority Critical patent/JP4722214B2/ja
Priority to US12/596,650 priority patent/US20100295713A1/en
Publication of WO2008129883A1 publication Critical patent/WO2008129883A1/ja

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • 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
    • H03M7/4006—Conversion to or from arithmetic code
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)

Abstract

　情報源をエントロピー符号化した符号系列を構成する符号データから導かれる符号系列終端の情報に基づいて、符号系列終端に付加ビットとして設定可能なビット数を算出する付加ビット数算出手段１０７と、当該ビット数の付加ビットを符号系列終端に設定する付加ビット符号化手段１０８とを備える。
PCT/JP2008/050028 2007-04-18 2008-01-07 符号化装置、復号装置、符号変換装置及びプログラム WO2008129883A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009510795A JP4722214B2 (ja) 2007-04-18 2008-01-07 符号化装置、復号装置、符号変換装置及びプログラム
US12/596,650 US20100295713A1 (en) 2007-04-18 2008-01-07 Coding apparatus, decoding apparatus, code transforming apparatus, and program

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007109629 2007-04-18
JP2007-109629 2007-04-18

Publications (1)

Publication Number Publication Date
WO2008129883A1 true WO2008129883A1 (ja) 2008-10-30

Family

ID=39875413

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/050028 WO2008129883A1 (ja) 2007-04-18 2008-01-07 符号化装置、復号装置、符号変換装置及びプログラム

Country Status (3)

Country Link
US (1) US20100295713A1 (ja)
JP (1) JP4722214B2 (ja)
WO (1) WO2008129883A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9306597B1 (en) * 2015-03-30 2016-04-05 Microsoft Technology Licensing, Llc Data compression
JP7040629B2 (ja) * 2018-09-20 2022-03-23 富士通株式会社 符号化装置、符号化方法、符号化プログラム、復号装置、復号方法及び復号プログラム

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05341955A (ja) * 1992-06-12 1993-12-24 Fujitsu Ltd データ圧縮および復元方式
JPH0799452A (ja) * 1993-08-06 1995-04-11 Mitsubishi Electric Corp 符号化方式及び符号化復号方法
JP2002094386A (ja) * 2000-09-12 2002-03-29 Mitsubishi Electric Corp 符号化装置、復号装置、符号化方法および復号方法
JP2004274358A (ja) * 2003-03-07 2004-09-30 Canon Inc 画像データの暗号化方法及び画像データ変換方法、及び、それらの装置、並びにコンピュータプログラム及びコンピュータ可読記憶媒体

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05341995A (ja) * 1992-06-05 1993-12-24 Fujitsu Ltd プロセッサにおける命令制御方法及びプロセッサ
US5298896A (en) * 1993-03-15 1994-03-29 Bell Communications Research, Inc. Method and system for high order conditional entropy coding
JP3367370B2 (ja) * 1997-03-14 2003-01-14 三菱電機株式会社 適応符号化方法
JP3745160B2 (ja) * 1999-04-12 2006-02-15 三菱電機株式会社 符号化装置、復号化装置、符号化方法並びに復号化方法
JP3801501B2 (ja) * 2001-12-18 2006-07-26 三菱電機株式会社 符号化装置及び復号装置及び符号化・復号装置及び符号化方法及び復号方法及び符号化・復号方法及びプログラム
CN1615590A (zh) * 2002-01-23 2005-05-11 皇家飞利浦电子股份有限公司 数字信息信号的数据压缩和扩展

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05341955A (ja) * 1992-06-12 1993-12-24 Fujitsu Ltd データ圧縮および復元方式
JPH0799452A (ja) * 1993-08-06 1995-04-11 Mitsubishi Electric Corp 符号化方式及び符号化復号方法
JP2002094386A (ja) * 2000-09-12 2002-03-29 Mitsubishi Electric Corp 符号化装置、復号装置、符号化方法および復号方法
JP2004274358A (ja) * 2003-03-07 2004-09-30 Canon Inc 画像データの暗号化方法及び画像データ変換方法、及び、それらの装置、並びにコンピュータプログラム及びコンピュータ可読記憶媒体

Also Published As

Publication number Publication date
JP4722214B2 (ja) 2011-07-13
US20100295713A1 (en) 2010-11-25
JPWO2008129883A1 (ja) 2010-07-22

Similar Documents

Publication Publication Date Title
GB0700219D0 (en) An encoder, a decoder, a method of encoding and a method of decoding
WO2007058696A3 (en) Low complexity bases matching pursuits data coding and decoding
WO2009118720A3 (en) Apparatus and methods for hardware-efficient unbiased rounding
WO2009078180A1 (ja) 符号器、復号器、符号化方法、及び、復号方法
EP1798724A4 (en) CODIER, DECODER, CODING METHOD AND DECODING METHOD
EA201070629A1 (ru) Устройство и способ обработки данных, а также устройство и способ кодирования
EP2224432A4 (en) ENCODER, DECODER AND ENCODING METHOD
IN2014CN03426A (ja)
EP2192692A4 (en) CODING METHOD, CODING DEVICE, AND DECODING DEVICE
WO2006076203A3 (en) Methods and devices for retrieving information stored as a pattern
GB2440878A (en) Nibble de-skew method,apparatus and system
MX2009009489A (es) Sistema y método para codificación y decodificación de video.
EP1801785A4 (en) MODULAR ENCODER, MODULAR DECODER AND MODULATING CODING METHOD
WO2008027450A3 (en) Matching pursuits coding of data
WO2008129855A1 (ja) 画像データ復号化装置、画像データ復号化方法
WO2011139122A3 (en) Apparatus and method for channel coding in a communication system
WO2007114862A3 (en) Time slicing techniques for variable data rate encoding
WO2009012274A3 (en) Systems and methods for increased data rate modes using multiple encoders/decoders
PL2852063T3 (pl) Kodowanie kanałowe z zastosowaniem kodu blokowego (32,11) oraz kodu blokowego (20,O) ze zmienną długością O
TWI319937B (en) Encoder/decoder and method for encoding/decoding a code word based on information values and computer program
EP2157573A4 (en) CODING AND DECODING METHOD AND ENCODER AND DECODER
WO2012088453A3 (en) Variable length coding of video block coefficients
WO2010024619A3 (en) Symbol mapping apparatus and method
WO2011082047A3 (en) Hybrid arithmetic-combinatorial encoder
WO2010009232A3 (en) Methods and systems for turbo decoding in a wireless communication system

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08702909

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2009510795

Country of ref document: JP

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 12596650

Country of ref document: US

122 Ep: pct application non-entry in european phase

Ref document number: 08702909

Country of ref document: EP

Kind code of ref document: A1