CA1002178A - Automatic chroma gain control system - Google Patents

Automatic chroma gain control system

Info

Publication number
CA1002178A
CA1002178A CA167,113A CA167113A CA1002178A CA 1002178 A CA1002178 A CA 1002178A CA 167113 A CA167113 A CA 167113A CA 1002178 A CA1002178 A CA 1002178A
Authority
CA
Canada
Prior art keywords
control system
gain control
chroma gain
automatic chroma
automatic
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
CA167,113A
Other languages
English (en)
Other versions
CA167113S (en
Inventor
Leopold A. Harwood
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.)
RCA Corp
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 CA1002178A publication Critical patent/CA1002178A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04N9/70—Circuits for processing colour signals for colour killing
    • H04N9/71—Circuits for processing colour signals for colour killing combined with colour gain control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
CA167,113A 1972-04-10 1973-03-26 Automatic chroma gain control system Expired CA1002178A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24246672A 1972-04-10 1972-04-10

Publications (1)

Publication Number Publication Date
CA1002178A true CA1002178A (en) 1976-12-21

Family

ID=22914881

Family Applications (1)

Application Number Title Priority Date Filing Date
CA167,113A Expired CA1002178A (en) 1972-04-10 1973-03-26 Automatic chroma gain control system

Country Status (14)

Country Link
US (1) US3740462A (sv)
JP (2) JPS5739111B2 (sv)
AT (1) AT331878B (sv)
BE (1) BE798031A (sv)
BR (1) BR7302547D0 (sv)
CA (1) CA1002178A (sv)
ES (1) ES413521A1 (sv)
FR (1) FR2179954B1 (sv)
GB (1) GB1422201A (sv)
HK (1) HK7378A (sv)
IT (1) IT983709B (sv)
MY (1) MY7800174A (sv)
NL (1) NL182270C (sv)
SE (1) SE381159B (sv)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3877067A (en) * 1973-03-26 1975-04-08 Warwick Electronics Inc Peak chroma control circuit
US3962723A (en) * 1973-10-25 1976-06-08 Gte Sylvania Incorporated Automatic peak color control circuit
US3936869A (en) * 1973-11-02 1976-02-03 Zenith Radio Corporation Automatic color level circuit with peak detector
JPS5739597B2 (sv) * 1974-04-08 1982-08-21
JPS50155924U (sv) * 1974-06-10 1975-12-24
US3970948A (en) * 1974-12-06 1976-07-20 Rca Corporation Controller gain signal amplifier
JPS52128014A (en) * 1976-04-20 1977-10-27 Sony Corp Color signal transmission circuit
JPS52137928A (en) * 1976-05-13 1977-11-17 Matsushita Electric Ind Co Ltd Colour television receiver
US4054905A (en) * 1976-10-28 1977-10-18 Rca Corporation Automatic chrominance gain control system
JPS5941634B2 (ja) * 1980-10-08 1984-10-08 株式会社東芝 カラ−受像機の色信号処理回路
US4447826A (en) * 1982-03-18 1984-05-08 Rca Corporation Digital television receiver automatic chroma control system
US4630102A (en) * 1984-10-10 1986-12-16 Rca Corporation Digital chroma overload system
US4635102A (en) * 1984-10-24 1987-01-06 Rca Corporation Chroma signal amplitude control apparatus
JPS6243992A (ja) * 1985-08-22 1987-02-25 Sony Corp Ｐａｌ方式のカラ−テレビジヨン信号の色復調回路
JPS62227291A (ja) * 1986-03-29 1987-10-06 Toshiba Corp 自動色飽和度制御装置
US4962417A (en) * 1988-05-12 1990-10-09 Rca Licensing Corporation Chroma overload detector using a differential amplifier

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3141064A (en) * 1962-02-12 1964-07-14 Rca Corp Automatic chroma control from chroma signal

Also Published As

Publication number Publication date
BE798031A (fr) 1973-07-31
SE381159B (sv) 1975-11-24
FR2179954A1 (sv) 1973-11-23
DE2317961A1 (de) 1973-10-25
FR2179954B1 (sv) 1977-12-30
HK7378A (en) 1978-02-17
DE2317961B2 (de) 1975-06-26
GB1422201A (en) 1976-01-21
IT983709B (it) 1974-11-11
AU5361673A (en) 1974-09-26
AT331878B (de) 1976-08-25
NL7304923A (sv) 1973-10-12
BR7302547D0 (pt) 1974-07-11
ATA316073A (de) 1975-12-15
US3740462A (en) 1973-06-19
JPS4918223A (sv) 1974-02-18
ES413521A1 (es) 1976-02-01
NL182270C (nl) 1988-02-01
MY7800174A (en) 1978-12-31
NL182270B (nl) 1987-09-01
JPS5739111B2 (sv) 1982-08-19
JPS53134325A (en) 1978-11-22

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