GB693895A - Improvements relating to electronic switching circuits - Google Patents

Improvements relating to electronic switching circuits

Info

Publication number
GB693895A
GB693895A GB2678649A GB2678649A GB693895A GB 693895 A GB693895 A GB 693895A GB 2678649 A GB2678649 A GB 2678649A GB 2678649 A GB2678649 A GB 2678649A GB 693895 A GB693895 A GB 693895A
Authority
GB
United Kingdom
Prior art keywords
conducting
diode
valve
pulses
signals
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
GB2678649A
Other languages
English (en)
Inventor
Ronald Thomas Clayden
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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries 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
Priority to NL7112326.A priority Critical patent/NL156609B/xx
Priority to NL74481D priority patent/NL74481C/xx
Application filed by EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Priority to GB2678649A priority patent/GB693895A/en
Priority to DEE2797A priority patent/DE944798C/de
Priority to FR1026106D priority patent/FR1026106A/fr
Publication of GB693895A publication Critical patent/GB693895A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • 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
    • H03K17/54—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements of vacuum tubes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/06—Generation of synchronising signals
    • H04N5/067—Arrangements or circuits at the transmitter end
    • H04N5/0675—Arrangements or circuits at the transmitter end for mixing the synchronising signals with the picture signal or mutually
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Television Receiver Circuits (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Details Of Television Scanning (AREA)
GB2678649A 1949-10-19 1949-10-19 Improvements relating to electronic switching circuits Expired GB693895A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL7112326.A NL156609B (nl) 1949-10-19 Werkwijze voor het verwijderen van verontreinigingen uit een mengsel, dat overwegend uit koolwaterstoffen bestaat.
NL74481D NL74481C (enrdf_load_stackoverflow) 1949-10-19
GB2678649A GB693895A (en) 1949-10-19 1949-10-19 Improvements relating to electronic switching circuits
DEE2797A DE944798C (de) 1949-10-19 1950-10-11 Anordnung zur Steuerung von Schaltkreisen durch Elektronenroehren
FR1026106D FR1026106A (fr) 1949-10-19 1950-10-18 Circuit de commutation électronique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2678649A GB693895A (en) 1949-10-19 1949-10-19 Improvements relating to electronic switching circuits

Publications (1)

Publication Number Publication Date
GB693895A true GB693895A (en) 1953-07-08

Family

ID=10249174

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2678649A Expired GB693895A (en) 1949-10-19 1949-10-19 Improvements relating to electronic switching circuits

Country Status (4)

Country Link
DE (1) DE944798C (enrdf_load_stackoverflow)
FR (1) FR1026106A (enrdf_load_stackoverflow)
GB (1) GB693895A (enrdf_load_stackoverflow)
NL (2) NL156609B (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2356141A (en) * 1942-07-31 1944-08-22 Philco Radio & Television Corp Synchronizing circuit
US2548436A (en) * 1946-01-25 1951-04-10 Hazeltine Corp Television receiver background control circuit

Also Published As

Publication number Publication date
DE944798C (de) 1956-06-21
NL74481C (enrdf_load_stackoverflow)
FR1026106A (fr) 1953-04-23
NL156609B (nl)

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