FR1026106A - Electronic switching circuit - Google Patents

Electronic switching circuit

Info

Publication number: FR1026106A
Authority: FR; France
Prior art keywords: switching circuit; electronic switching; electronic; circuit; switching
Prior art date: 1949-10-19
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

Other languages

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.)

1949-10-19

Filing date

1950-10-18

Publication date

1953-04-23

1950-10-18 Application filed by EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd

1953-04-23 Application granted granted Critical

1953-04-23 Publication of FR1026106A publication Critical patent/FR1026106A/en

Status Expired legal-status Critical Current

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)
Video Image Reproduction Devices For Color Tv Systems (AREA)
Details Of Television Scanning (AREA)
Television Receiver Circuits (AREA)

FR1026106D 1949-10-19 1950-10-18 Electronic switching circuit Expired FR1026106A (en)

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
FR1026106A true FR1026106A (en)	1953-04-23

Family

ID=10249174

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1026106D Expired FR1026106A (en)	1949-10-19	1950-10-18	Electronic switching circuit

Country Status (4)

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

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

0
- NL NL74481D patent/NL74481C/xx active
- NL NL7112326.A patent/NL156609B/en unknown
1949
- 1949-10-19 GB GB2678649A patent/GB693895A/en not_active Expired
1950
- 1950-10-11 DE DEE2797A patent/DE944798C/en not_active Expired
- 1950-10-18 FR FR1026106D patent/FR1026106A/en not_active Expired

Also Published As

Publication number	Publication date
DE944798C (en)	1956-06-21
NL74481C (en)
GB693895A (en)	1953-07-08
NL156609B (en)

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