NL7613048A - Werkwijze voor digitale looplengtecodering met redundantiereductie voor overdracht van binair gecodeerde beeldinformaties. - Google Patents

Werkwijze voor digitale looplengtecodering met redundantiereductie voor overdracht van binair gecodeerde beeldinformaties.

Info

Publication number
NL7613048A
NL7613048A NL7613048A NL7613048A NL7613048A NL 7613048 A NL7613048 A NL 7613048A NL 7613048 A NL7613048 A NL 7613048A NL 7613048 A NL7613048 A NL 7613048A NL 7613048 A NL7613048 A NL 7613048A
Authority
NL
Netherlands
Prior art keywords
walk
binary
digital
transmission
image information
Prior art date
Application number
NL7613048A
Other languages
English (en)
Dutch (nl)
Original Assignee
Hell Rudolf Dr Ing Gmbh
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
Priority claimed from DE19752552751 external-priority patent/DE2552751C2/de
Application filed by Hell Rudolf Dr Ing Gmbh filed Critical Hell Rudolf Dr Ing Gmbh
Publication of NL7613048A publication Critical patent/NL7613048A/xx

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
    • H03M7/46—Conversion to or from run-length codes, i.e. by representing the number of consecutive digits, or groups of digits, of the same kind by a code word and a digit indicative of that kind
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/005—Statistical coding, e.g. Huffman, run length coding
    • 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
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
    • H04N1/419—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which encoding of the length of a succession of picture-elements of the same value along a scanning line is the only encoding step

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Television Signal Processing For Recording (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
NL7613048A 1975-11-25 1976-11-23 Werkwijze voor digitale looplengtecodering met redundantiereductie voor overdracht van binair gecodeerde beeldinformaties. NL7613048A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752552751 DE2552751C2 (de) 1975-11-25 Verfahren zur digitalen Lauflängencodierung mit Redundanzreduktion für die Übertragung von binär codierten Bildinformationen

Publications (1)

Publication Number Publication Date
NL7613048A true NL7613048A (nl) 1977-05-27

Family

ID=5962537

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7613048A NL7613048A (nl) 1975-11-25 1976-11-23 Werkwijze voor digitale looplengtecodering met redundantiereductie voor overdracht van binair gecodeerde beeldinformaties.

Country Status (10)

Country Link
US (1) US4121259A (xx)
JP (1) JPS5816669B2 (xx)
AU (1) AU503988B2 (xx)
BE (1) BE848684A (xx)
CA (1) CA1103355A (xx)
DK (1) DK527876A (xx)
FR (1) FR2333386A1 (xx)
GB (1) GB1565054A (xx)
NL (1) NL7613048A (xx)
SE (1) SE406407B (xx)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4229768A (en) * 1978-03-30 1980-10-21 Canon Kabushiki Kaisha Information processing apparatus
US4316222A (en) * 1979-12-07 1982-02-16 Ncr Canada Ltd. - Ncr Canada Ltee Method and apparatus for compression and decompression of digital image data
US4506325A (en) * 1980-03-24 1985-03-19 Sperry Corporation Reflexive utilization of descriptors to reconstitute computer instructions which are Huffman-like encoded
US4360840A (en) * 1980-05-13 1982-11-23 Am International, Inc. Real time data compression/decompression scheme for facsimile transmission system
CA1189974A (en) * 1980-08-04 1985-07-02 Nippon Electric Co., Ltd. Code conversion system
JPS5799083A (en) * 1980-12-12 1982-06-19 Hitachi Ltd Coding method
US4420771A (en) * 1981-02-09 1983-12-13 Bell Telephone Laboratories, Incorporated Technique for encoding multi-level signals
AU555476B2 (en) * 1981-10-15 1986-09-25 Motorola, Inc. Binary encoding
JPS58129876A (ja) * 1981-12-29 1983-08-03 Fujitsu Ltd フアクシミリ装置
JPS5937773A (ja) * 1982-08-26 1984-03-01 Canon Inc ランレングス符号復号装置
US4467363A (en) * 1982-09-27 1984-08-21 International Business Machines Corporation Graphic data compression
GB8313331D0 (en) * 1983-05-14 1983-06-22 Int Computers Ltd Decoding run-length encoded data
US4578704A (en) * 1983-06-20 1986-03-25 At&T Bell Laboratories Image coding technique
US4574382A (en) * 1983-10-05 1986-03-04 International Business Machines Corporation Variable length character code system
US4568983A (en) * 1983-12-07 1986-02-04 The Mead Corporation Image data compression/decompression
US4610027A (en) * 1983-12-30 1986-09-02 International Business Machines Corporation Method for converting a bit map of an image to a run length or run end representation
JPH0644712B2 (ja) * 1984-05-22 1994-06-08 株式会社アドバンス 信号処理方式
US4796003A (en) * 1984-06-28 1989-01-03 American Telephone And Telegraph Company Data compaction
US4646356A (en) * 1984-06-29 1987-02-24 International Business Machines Corporation Method for converting a bit map of an image to a run length or run end representation
US4626829A (en) * 1985-08-19 1986-12-02 Intelligent Storage Inc. Data compression using run length encoding and statistical encoding
US5027376A (en) * 1985-10-30 1991-06-25 Microcom Systems, Inc. Data telecommunications system and method for transmitting compressed data
FR2591050B1 (fr) * 1985-12-04 1990-07-20 Thomson Cgr Procede et dispositif de compression par codage conditionnel d'images numeriques sans perte d'informations
JP2672521B2 (ja) * 1987-09-21 1997-11-05 株式会社東芝 画像処理方法
US4813056A (en) * 1987-12-08 1989-03-14 General Electric Company Modified statistical coding of digital signals
US4821290A (en) * 1988-02-09 1989-04-11 General Electric Company Decoder for digital signal codes
US5056113A (en) * 1988-09-22 1991-10-08 Megasoft Inc. Data communication system
US5146221A (en) * 1989-01-13 1992-09-08 Stac, Inc. Data compression apparatus and method
US5532694A (en) * 1989-01-13 1996-07-02 Stac Electronics, Inc. Data compression apparatus and method using matching string searching and Huffman encoding
US5249066A (en) * 1989-02-14 1993-09-28 Fujitsu Limited Method and system for writing and reading coded data
AU8309991A (en) * 1990-08-07 1991-12-10 Josef Dirr Picture coding, for example for telefax and colour television
JPH0773286B2 (ja) * 1991-05-27 1995-08-02 メガソフト株式会社 データ伝送方法
JPH05199420A (ja) * 1991-10-25 1993-08-06 Minolta Camera Co Ltd 符号化方式
US5576835A (en) * 1992-02-24 1996-11-19 Dirr; Josef Method for run-length coding for shortening transmission time
KR0162197B1 (ko) * 1992-05-30 1998-12-15 강진구 영상데이타의 가변장부호와/복호화방법 및 장치
WO1994000973A2 (de) * 1992-11-06 1994-01-20 Josef Dirr Verfahren zur codierung und übertragung von information
JP3651941B2 (ja) * 1994-11-28 2005-05-25 キヤノン株式会社 画像再生装置
US5727036A (en) * 1995-11-22 1998-03-10 Mitsubishi Semiconductor America, Inc. High bit rate start code searching and detecting circuit and method
US5751231A (en) * 1996-06-26 1998-05-12 Intel Corporation Method and apparatus for run-length encoding using special long-run codes
US6075470A (en) * 1998-02-26 2000-06-13 Research In Motion Limited Block-wise adaptive statistical data compressor
US6118904A (en) * 1998-08-27 2000-09-12 The United States Of America As Represented By The National Security Agency Method of encoding data to minimize the number of codewords
KR20040054206A (ko) * 2002-12-18 2004-06-25 삼성전자주식회사 복잡도를 줄인 코드 테이블을 사용하는 복조 장치 및 그방법
KR100579587B1 (ko) * 2003-06-30 2006-05-15 주식회사 대우일렉트로닉스 홀로그래픽 재생 데이터 압축 장치 및 방법
JP5216347B2 (ja) * 2008-02-04 2013-06-19 株式会社ニューフレアテクノロジー 描画装置及び描画データの変換方法
WO2014150056A1 (en) 2013-03-15 2014-09-25 Numbergun Llc Improvements for base64 encoding and decoding
CN108777800A (zh) * 2018-06-25 2018-11-09 广州科政数码科技有限公司 电子货架标签图像数据的压缩，解压，处理方法及系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3510576A (en) * 1966-10-03 1970-05-05 Xerox Corp Data sampler circuit for determining information run lengths
US3748379A (en) * 1970-01-22 1973-07-24 Electronic Image Sys Corp Run length coding technique
US3739085A (en) * 1971-07-09 1973-06-12 Addressograph Multigraph Coding technique
JPS5135328B2 (xx) * 1971-09-10 1976-10-01
JPS5129354B2 (xx) * 1972-02-17 1976-08-25
US3830965A (en) * 1973-01-03 1974-08-20 Eg & G Inc Apparatus and method for transmitting bandwidth compressed digital signal representation of a visible image

Also Published As

Publication number Publication date
SE406407B (sv) 1979-02-05
FR2333386A1 (fr) 1977-06-24
GB1565054A (en) 1980-04-16
US4121259A (en) 1978-10-17
AU503988B2 (en) 1979-09-27
JPS5816669B2 (ja) 1983-04-01
JPS5266315A (en) 1977-06-01
AU1973976A (en) 1978-05-25
DE2552751B1 (de) 1977-03-31
DK527876A (da) 1977-05-26
BE848684A (fr) 1977-03-16
CA1103355A (en) 1981-06-16
FR2333386B3 (xx) 1980-10-17
SE7612829L (sv) 1977-05-26

Similar Documents

Publication Publication Date Title
NL7613048A (nl) Werkwijze voor digitale looplengtecodering met redundantiereductie voor overdracht van binair gecodeerde beeldinformaties.
DE2967702D1 (de) System zur verarbeitung digitaler daten.
NL177350C (nl) Stelsel voor het vormen van een gecodeerd beeld van een voorwerp.
NL7512343A (nl) Codeerstelsel voor signaaltransmissie.
NL7803242A (nl) Stelsel voor digitale transmissie.
NL186286C (nl) Schakelnetwerk voor digitale data.
NL182926C (nl) Beeldtelefoonstelsel.
NL169535C (nl) Digitale signaalbewerkingsinrichting met gestuurde kwantisering.
NL7712086A (nl) Synchroon transmissiestelsel voor digitale data.
NL7509232A (nl) Digitaal televisiestelsel.
NL7416369A (nl) Werkwijze en stelsel voor het overdragen van beeldinformatie in het raam van beeld-telefoon- -overdracht met een beperkte bandbreedte.
NL7505673A (nl) Digitaal informatietransmissiestelsel.
NL7502621A (nl) Stelsel voor facsimile overdracht van een beeld.
SE7504746L (sv) Textredigerande databearbetningssystem.
NL7514173A (nl) Vervaardigingswerkwijze van elektrostatografische beeldplaten.
NL7505806A (nl) Afbeeldingssysteem voor kopieerapparaten.
NL7707702A (nl) Werkwijze en inrichting voor het coderen en terugwinnen van digitale binaire informatie.
NL7503584A (nl) Electrofotografische beeldvormingswerkwijze.
NL7714122A (nl) Werkwijze ter bereiding van disazoverbindingen.
NL7513321A (nl) Beeldaftastmethode.
ES498129A0 (es) Metodo y aparato para codificar datos digitales.
NO800792L (no) System for overfoering av digitale data.
IT8022524A0 (it) Trasduttore digitale basato sulla codifica di gray.
NL7611100A (nl) Werkwijze en apparatuur voor de expansie van digitale tekens.
NL180555B (nl) Digitaal transmissiestelsel.

Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BV The patent application has lapsed