JPS6220747B2 - - Google Patents

Info

Publication number
JPS6220747B2
JPS6220747B2 JP52063136A JP6313677A JPS6220747B2 JP S6220747 B2 JPS6220747 B2 JP S6220747B2 JP 52063136 A JP52063136 A JP 52063136A JP 6313677 A JP6313677 A JP 6313677A JP S6220747 B2 JPS6220747 B2 JP S6220747B2
Authority
JP
Japan
Prior art keywords
input
output
data elements
raster
prediction matrix
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
JP52063136A
Other languages
English (en)
Japanese (ja)
Other versions
JPS52149421A (en
Inventor
Etsuchi Jei Riaro Henrii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Publication of JPS52149421A publication Critical patent/JPS52149421A/ja
Publication of JPS6220747B2 publication Critical patent/JPS6220747B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0135—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving interpolation processes
    • 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
    • H04N1/40—Picture signal circuits
    • H04N1/40068—Modification of image resolution, i.e. determining the values of picture elements at new relative positions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
JP6313677A 1976-06-03 1977-05-30 Luster scanning type picture forming system Granted JPS52149421A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/692,420 US4068266A (en) 1976-06-03 1976-06-03 Statistical resolution conversion technique

Publications (2)

Publication Number Publication Date
JPS52149421A JPS52149421A (en) 1977-12-12
JPS6220747B2 true JPS6220747B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-05-08

Family

ID=24780513

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6313677A Granted JPS52149421A (en) 1976-06-03 1977-05-30 Luster scanning type picture forming system

Country Status (7)

Country Link
US (1) US4068266A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS52149421A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1097793A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2725193A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2354011A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1584422A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7706137A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4240101A (en) * 1976-10-14 1980-12-16 Micro Consultants, Limited Television standards conversion
US4291339A (en) * 1977-05-16 1981-09-22 Ricoh Company, Ltd. Facsimile transceiver
US4106053A (en) * 1977-08-01 1978-08-08 Rca Corporation Digital sampling rate conversion of color TV signal
US4163257A (en) * 1977-12-27 1979-07-31 Rockwell International Corporation Spatial toner for image reconstitution
US4215414A (en) * 1978-03-07 1980-07-29 Hughes Aircraft Company Pseudogaussian video output processing for digital display
CA1157143A (en) * 1978-06-21 1983-11-15 James C. Stoffel Image interpolation system
US4193092A (en) * 1978-06-21 1980-03-11 Xerox Corporation Image interpolation system
DE2963153D1 (en) * 1978-06-26 1982-08-12 Environmental Res Inst Apparatus and method for generating a transformation of a first data matrix to form a second data matrix
GB2038142B (en) * 1978-12-15 1982-11-24 Ibm Image data compression
US4280144A (en) * 1979-12-03 1981-07-21 International Business Machines Corporation Coarse scan/fine print algorithm
US4507968A (en) * 1980-11-06 1985-04-02 Bion Corporation Ultrasound visualization systems
US4499771A (en) * 1980-11-06 1985-02-19 Bion Corporation Ultrasound visualization systems
US4381675A (en) * 1980-11-06 1983-05-03 Bion Corporation Ultrasound visualization systems
US4402012A (en) * 1981-11-16 1983-08-30 General Electric Company Two-dimensional digital linear interpolation system
US4439788A (en) * 1982-01-27 1984-03-27 Ball Corporation Video imaging apparatus having a pliant clock
DE3229777C2 (de) * 1982-08-10 1984-06-07 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur Anpassung zweier Bildverarbeitungssysteme unterschiedlicher Auflösung
US4658300A (en) * 1983-03-08 1987-04-14 Canon Kabushiki Kaisha System and method for processing image signals
NL8301566A (nl) * 1983-05-04 1984-12-03 Philips Nv Inrichting voor het maken van een foto-, diarespektievelijk filmafbeelding van een televisiebeeld.
JPS60148279A (ja) * 1983-12-28 1985-08-05 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション 画像処理システム
US4630307A (en) * 1984-09-10 1986-12-16 Eastman Kodak Company Signal processing method and apparatus for sampled image signals
US4894794A (en) * 1985-10-15 1990-01-16 Polaroid Corporation System for providing continous linear interpolation
US4783698A (en) * 1987-04-13 1988-11-08 Technology Inc., 64 Interpolator for compressed video data
JPH07118754B2 (ja) * 1987-04-15 1995-12-18 キヤノン株式会社 画像通信装置
FR2616287A1 (fr) * 1987-06-04 1988-12-09 Labo Electronique Physique Procede de traitement de signaux video echantillonnes selon un reseau d'echantillonnage different d'une image a l'autre et convertisseur de signaux video pour la mise en oeuvre de ce procede
US4823201A (en) * 1987-11-16 1989-04-18 Technology, Inc. 64 Processor for expanding a compressed video signal
GB8811568D0 (en) * 1988-05-16 1988-06-22 Crosfield Electronics Ltd Producing half-tone images
US5528704A (en) * 1993-11-15 1996-06-18 Xerox Corporation Image resolution conversion using a plurality of image registrations
US6549656B1 (en) 1993-11-29 2003-04-15 Xerox Corporation Fuzzy image segmentation
JP2973899B2 (ja) * 1995-11-17 1999-11-08 富士ゼロックス株式会社 画像処理装置
US7667874B2 (en) * 2005-07-06 2010-02-23 Xerox Corporation Method and system for improving print quality
US11954891B2 (en) * 2020-06-30 2024-04-09 Electronics And Telecommunications Research Institute Method of compressing occupancy map of three-dimensional point cloud

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2921124A (en) * 1956-12-10 1960-01-12 Bell Telephone Labor Inc Method and apparatus for reducing television bandwidth
US3051778A (en) * 1960-10-20 1962-08-28 Bell Telephone Labor Inc Sequential scan television with line interpolation
GB1191500A (en) * 1967-10-10 1970-05-13 British Broadcasting Corp Television Standards Conversions.
US3742135A (en) * 1971-03-22 1973-06-26 Independent Tele Authority Television systems
JPS5331572B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-05-24 1978-09-04

Also Published As

Publication number Publication date
NL7706137A (nl) 1977-12-06
FR2354011A1 (fr) 1977-12-30
JPS52149421A (en) 1977-12-12
DE2725193A1 (de) 1977-12-15
CA1097793A (en) 1981-03-17
GB1584422A (en) 1981-02-11
US4068266A (en) 1978-01-10

Similar Documents

Publication Publication Date Title
JPS6220747B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US4979136A (en) Processing system and method for enhancing image data
KR940003200B1 (ko) 고해상도 화상의 화소를 부호화 하는 장치 및 방법과, 고해상도 화상의 화소를 복호화하는 장치 및 방법
US5267052A (en) Encoding the original image data and progessively encoding the image data independently
US4979049A (en) Efficient encoding/decoding in the decomposition and recomposition of a high resolution image utilizing its low resolution replica
EP0040025A1 (en) Real time data compression/decompression scheme for facsimile transmission system
US4032977A (en) Gray scale interpolation technique
US4215374A (en) Encoding device comprising predictors for thinned and unthinned patterns
US4259693A (en) Device for compressing binary signals
US20020191224A1 (en) Image encoding method, image encoding apparatus and storage medium
SE448045B (sv) Sett att utfora signalbandkompression, isynnerhet vid faksimiloverforing
US4435726A (en) One shot predictor for mixed mode documents
GB2029169A (en) Facsimile communication system
JPS586344B2 (ja) フゴウカソウチ
JP2000217003A (ja) 符号化装置および復号化装置
JPH05151349A (ja) 画像データ圧縮方法および符号化回路
JP2638788B2 (ja) 画像縮小回路
JP3282407B2 (ja) データ圧縮装置
JP3227237B2 (ja) 符号化装置
KR910002773B1 (ko) 의사중간조 화상 데이터의 데이터 압축 및 복원방법
JP2002084425A (ja) 多値画像データ圧縮装置
JP3070770B2 (ja) 並行処理対応画像符号化装置
JP2553777B2 (ja) データ並べ替え装置
JP2708252B2 (ja) 画像データ圧縮方式
JPH0622122A (ja) 画像処理装置