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JPS5648768A - Multi-screen television receiver - Google Patents

Multi-screen television receiver

Info

Publication number
JPS5648768A
JPS5648768A JP12421279A JP12421279A JPS5648768A JP S5648768 A JPS5648768 A JP S5648768A JP 12421279 A JP12421279 A JP 12421279A JP 12421279 A JP12421279 A JP 12421279A JP S5648768 A JPS5648768 A JP S5648768A
Authority
JP
Japan
Prior art keywords
channels
pictures
over
memories
ray tube
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
JP12421279A
Other languages
Japanese (ja)
Inventor
Akira Matsushita
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP12421279A priority Critical patent/JPS5648768A/en
Publication of JPS5648768A publication Critical patent/JPS5648768A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/2624—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects for obtaining an image which is composed of whole input images, e.g. splitscreen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
    • H04N5/45—Picture in picture, e.g. displaying simultaneously another television channel in a region of the screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)

Abstract

PURPOSE:To project (n) pictures on a single cathode-ray tube screen simultaneously, by setting (n) units of memories, stored with television channel information, in independent mode. CONSTITUTION:Tuners 13', 13'', 13''', and 13 receives video signals over channels 1, 3, 4, and 6 and store them in memories 19', 19'', 19''' and 19. Through the change-over setting of change-over circuit 24, pictures of channels 1, 3, 4, and 6 can be reproduced on cathode-ray tube 28, whose screen is quartered and assigned for respective pictures. To receive images with only one of channels fixed, switch circuit 24 should only be fixed.
JP12421279A 1979-09-28 1979-09-28 Multi-screen television receiver Pending JPS5648768A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12421279A JPS5648768A (en) 1979-09-28 1979-09-28 Multi-screen television receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12421279A JPS5648768A (en) 1979-09-28 1979-09-28 Multi-screen television receiver

Publications (1)

Publication Number Publication Date
JPS5648768A true JPS5648768A (en) 1981-05-02

Family

ID=14879761

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12421279A Pending JPS5648768A (en) 1979-09-28 1979-09-28 Multi-screen television receiver

Country Status (1)

Country Link
JP (1) JPS5648768A (en)

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