GB954575A - Video signal switching apparatus - Google Patents

Video signal switching apparatus

Info

Publication number
GB954575A
GB954575A GB4499361A GB4499361A GB954575A GB 954575 A GB954575 A GB 954575A GB 4499361 A GB4499361 A GB 4499361A GB 4499361 A GB4499361 A GB 4499361A GB 954575 A GB954575 A GB 954575A
Authority
GB
United Kingdom
Prior art keywords
transistor
switching
transistors
conductive
control
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
GB4499361A
Other languages
English (en)
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.)
Robert Bosch Fernsehanlagen GmbH
Original Assignee
Fernseh 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
Application filed by Fernseh GmbH filed Critical Fernseh GmbH
Publication of GB954575A publication Critical patent/GB954575A/en
Expired 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
    • H04N5/268—Signal distribution or switching
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/62—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors
    • H03K17/6257—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors with several inputs only combined with selecting means

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Electronic Switches (AREA)
  • Studio Circuits (AREA)
GB4499361A 1960-12-17 1961-12-15 Video signal switching apparatus Expired GB954575A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF32780A DE1183939B (de) 1960-12-17 1960-12-17 Schaltungsanordnung zur Umschaltung mehrerer Videosignale

Publications (1)

Publication Number Publication Date
GB954575A true GB954575A (en) 1964-04-08

Family

ID=7094785

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4499361A Expired GB954575A (en) 1960-12-17 1961-12-15 Video signal switching apparatus

Country Status (3)

Country Link
DE (1) DE1183939B (enExample)
GB (1) GB954575A (enExample)
NL (1) NL272440A (enExample)

Also Published As

Publication number Publication date
NL272440A (enExample)
DE1183939B (de) 1964-12-23

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