AT279689B - Schutzschaltung für transistorisierte Videoverstärker - Google Patents

Schutzschaltung für transistorisierte Videoverstärker

Info

Publication number
AT279689B
AT279689B AT565568A AT565568A AT279689B AT 279689 B AT279689 B AT 279689B AT 565568 A AT565568 A AT 565568A AT 565568 A AT565568 A AT 565568A AT 279689 B AT279689 B AT 279689B
Authority
AT
Austria
Prior art keywords
protection circuit
video amplifiers
transistorized
transistorized video
amplifiers
Prior art date
Application number
AT565568A
Other languages
English (en)
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Application granted granted Critical
Publication of AT279689B publication Critical patent/AT279689B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/20—Prevention of damage to cathode-ray tubes in the event of failure of scanning
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/18—Generation of supply voltages, in combination with electron beam deflecting
    • H04N3/185—Maintaining dc voltage constant
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
    • H04N5/185—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/72—Circuits for processing colour signals for reinsertion of DC and slowly varying components of colour signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Details Of Television Scanning (AREA)
AT565568A 1967-06-12 1968-06-12 Schutzschaltung für transistorisierte Videoverstärker AT279689B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64535467A 1967-06-12 1967-06-12

Publications (1)

Publication Number Publication Date
AT279689B true AT279689B (de) 1970-03-10

Family

ID=24588667

Family Applications (1)

Application Number Title Priority Date Filing Date
AT565568A AT279689B (de) 1967-06-12 1968-06-12 Schutzschaltung für transistorisierte Videoverstärker

Country Status (10)

Country Link
US (1) US3535436A (de)
AT (1) AT279689B (de)
BE (1) BE716461A (de)
DE (1) DE1762416B2 (de)
ES (1) ES354861A1 (de)
FR (1) FR1568596A (de)
GB (1) GB1220955A (de)
MY (1) MY7300380A (de)
NL (1) NL160696C (de)
SE (1) SE350172B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3647944A (en) * 1969-08-25 1972-03-07 Rca Corp Kinescope bias arrangement to provide both constant amplitude dc restoration pulses and arc discharge protection
US4178610A (en) * 1978-02-17 1979-12-11 Gte Sylvania Incorporated Clamp circuit for RGB output stages
US4870529A (en) * 1986-10-31 1989-09-26 Displaytek, Inc. Active arc protection circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE25284E (en) * 1954-08-04 1962-11-06 D loughlin
US2938073A (en) * 1955-10-19 1960-05-24 Rca Corp Color television
US2938946A (en) * 1956-12-20 1960-05-31 Rca Corp Color processing system
GB933935A (en) * 1960-12-09 1963-08-14 Gen Electric Co Ltd Improvements in or relating to colour television apparatus
BE625030A (de) * 1961-11-20

Also Published As

Publication number Publication date
GB1220955A (en) 1971-01-27
NL160696B (nl) 1979-06-15
BE716461A (de) 1968-11-04
FR1568596A (de) 1969-05-23
NL160696C (nl) 1979-11-15
US3535436A (en) 1970-10-20
SE350172B (de) 1972-10-16
DE1762416B2 (de) 1971-09-30
MY7300380A (en) 1973-12-31
DE1762416A1 (de) 1971-05-27
ES354861A1 (es) 1969-11-16
NL6808185A (de) 1968-12-13

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