JPS5679571A - Picture size reducing and magnifying method and its device - Google Patents

Picture size reducing and magnifying method and its device

Info

Publication number
JPS5679571A
JPS5679571A JP15652879A JP15652879A JPS5679571A JP S5679571 A JPS5679571 A JP S5679571A JP 15652879 A JP15652879 A JP 15652879A JP 15652879 A JP15652879 A JP 15652879A JP S5679571 A JPS5679571 A JP S5679571A
Authority
JP
Japan
Prior art keywords
synchronizing signal
clock
size reducing
processing circuit
magnifying
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.)
Pending
Application number
JP15652879A
Other languages
English (en)
Inventor
Mamoru Maeda
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP15652879A priority Critical patent/JPS5679571A/ja
Publication of JPS5679571A publication Critical patent/JPS5679571A/ja
Pending legal-status Critical Current

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
    • H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
    • H04N1/393—Enlarging or reducing
    • H04N1/3935—Enlarging or reducing with modification of image resolution, i.e. determining the values of picture elements at new relative positions

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Editing Of Facsimile Originals (AREA)
JP15652879A 1979-12-03 1979-12-03 Picture size reducing and magnifying method and its device Pending JPS5679571A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15652879A JPS5679571A (en) 1979-12-03 1979-12-03 Picture size reducing and magnifying method and its device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15652879A JPS5679571A (en) 1979-12-03 1979-12-03 Picture size reducing and magnifying method and its device

Publications (1)

Publication Number Publication Date
JPS5679571A true JPS5679571A (en) 1981-06-30

Family

ID=15629754

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15652879A Pending JPS5679571A (en) 1979-12-03 1979-12-03 Picture size reducing and magnifying method and its device

Country Status (1)

Country Link
JP (1) JPS5679571A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6085680A (ja) * 1983-10-17 1985-05-15 Canon Inc 画像処理方法
JPS6265177A (ja) * 1985-09-14 1987-03-24 Sony Corp 画像変換装置
JPS6480168A (en) * 1987-09-22 1989-03-27 Matsushita Electric Industrial Co Ltd Picture magnifying/reducing method and device therefor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6085680A (ja) * 1983-10-17 1985-05-15 Canon Inc 画像処理方法
JPS6265177A (ja) * 1985-09-14 1987-03-24 Sony Corp 画像変換装置
JPS6480168A (en) * 1987-09-22 1989-03-27 Matsushita Electric Industrial Co Ltd Picture magnifying/reducing method and device therefor

Similar Documents

Publication Publication Date Title
JPS53144622A (en) Video signal processing system
JPS57180280A (en) Picture information recorder
JPS6471274A (en) Television signal processing system
JPS5679571A (en) Picture size reducing and magnifying method and its device
EP0218401A3 (en) An interface circuit for video signal hard copy apparatus and video signal hard copy apparatus provided therewith
ATE110214T1 (de) Videoverarbeitung.
ATE92699T1 (de) Scheinbar zeilensynchronisierter schreibtakt fuer bild-im-bild-videoanwendungen.
JPS57168580A (en) Picture processor
JPS5454516A (en) Signal delivery system for moving picture of narrow band
JPS55153484A (en) Interlace correction circuit for two screen television receiver
JPS53128219A (en) Electronic zooming system
JPS5438732A (en) Input/output order accepting system
JPS5690373A (en) Digitizing processing system for binary pattern
JPS54153518A (en) Corrector for time axis error
JPS5787617A (en) Phase shift circuit
JPS5497328A (en) Color film camera
JPS5713542A (en) Data speed transducer
JPS5520511A (en) Display unit for picture
JPS5384410A (en) Reading control system for solid state sensor
JPS53131030A (en) Data photographing system for camera
JPS5218137A (en) Color-scheme conversion display system
JPS57209572A (en) Picture memory device
JPS5632891A (en) Synchronous converter for color video signal
JPS5277519A (en) Tv equipment
JPS5632887A (en) Tv signal conversion system using memory for video signal