JPH0697781B2 - ビデオ信号処理装置 - Google Patents

ビデオ信号処理装置

Info

Publication number
JPH0697781B2
JPH0697781B2 JP59251486A JP25148684A JPH0697781B2 JP H0697781 B2 JPH0697781 B2 JP H0697781B2 JP 59251486 A JP59251486 A JP 59251486A JP 25148684 A JP25148684 A JP 25148684A JP H0697781 B2 JPH0697781 B2 JP H0697781B2
Authority
JP
Japan
Prior art keywords
signal
amplitude
video signal
region
channel
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 - Lifetime
Application number
JP59251486A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60134670A (ja
Inventor
ハロルド プリチヤード ダルトン
ジヨン ソーア ドナルド
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 Licensing Corp
Original Assignee
RCA Licensing 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
Priority claimed from US06/555,588 external-priority patent/US4558352A/en
Priority claimed from US06/555,587 external-priority patent/US4602278A/en
Application filed by RCA Licensing Corp filed Critical RCA Licensing Corp
Publication of JPS60134670A publication Critical patent/JPS60134670A/ja
Publication of JPH0697781B2 publication Critical patent/JPH0697781B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
    • H04N9/78—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
JP59251486A 1983-11-28 1984-11-27 ビデオ信号処理装置 Expired - Lifetime JPH0697781B2 (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US06/555,588 US4558352A (en) 1983-11-28 1983-11-28 Sampled data vertical detail signal processor
US555588 1983-11-28
US06/555,587 US4602278A (en) 1983-11-28 1983-11-28 Non-linear processor for video signal vertical detail component
US555587 1983-11-28

Publications (2)

Publication Number Publication Date
JPS60134670A JPS60134670A (ja) 1985-07-17
JPH0697781B2 true JPH0697781B2 (ja) 1994-11-30

Family

ID=27070924

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59251486A Expired - Lifetime JPH0697781B2 (ja) 1983-11-28 1984-11-27 ビデオ信号処理装置

Country Status (7)

Country Link
JP (1) JPH0697781B2 (ko)
KR (1) KR920006154B1 (ko)
DE (1) DE3443380A1 (ko)
FR (1) FR2555850B1 (ko)
GB (1) GB2150786B (ko)
HK (1) HK24693A (ko)
IT (1) IT1177297B (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UA27117C2 (uk) * 1993-01-15 2000-02-28 Олександр Олександрович Антонов Пристрій регеhерації відеосигhалів для кольорового телебачеhhя
WO2005101658A1 (en) * 2004-04-15 2005-10-27 Koninklijke Philips Electronics N.V. Analogue non-linear dynamic filter

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5177153A (ko) * 1974-12-27 1976-07-03 Meiyo Electric
JPS5278309A (en) * 1975-12-24 1977-07-01 Sony Corp Tv receiver
JPS5234611B2 (ko) * 1974-03-06 1977-09-05
JPS5510228A (en) * 1978-07-05 1980-01-24 Nec Corp S/n improving unit for television video signal
JPS5593377A (en) * 1979-01-10 1980-07-15 Matsushita Electric Ind Co Ltd Sn ratio improving unit
JPS56161708A (en) * 1980-05-19 1981-12-12 Toshiba Corp Signal processing circuit
JPS56169409A (en) * 1980-05-31 1981-12-26 Toshiba Corp Logarithmic amplifier
JPS57181288A (en) * 1981-04-20 1982-11-08 Rca Corp Video signal processor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1428963A (en) * 1972-04-04 1976-03-24 Dolby Laboratories Inc Circuits for modifying the dynamic range of signals
JPS5234611U (ko) * 1975-09-03 1977-03-11
JPS55142066U (ko) * 1979-03-30 1980-10-11
US4245238A (en) * 1979-05-11 1981-01-13 Rca Corporation Non-linear processing of video image vertical detail information
US4295160A (en) * 1979-05-11 1981-10-13 Rca Corporation Signal processing circuit having a non-linear transfer function
GB2110044A (en) * 1981-11-06 1983-06-08 Rca Corp Digital signal separation network and television receiver including such a network

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5234611B2 (ko) * 1974-03-06 1977-09-05
JPS5177153A (ko) * 1974-12-27 1976-07-03 Meiyo Electric
JPS5278309A (en) * 1975-12-24 1977-07-01 Sony Corp Tv receiver
JPS5510228A (en) * 1978-07-05 1980-01-24 Nec Corp S/n improving unit for television video signal
JPS5593377A (en) * 1979-01-10 1980-07-15 Matsushita Electric Ind Co Ltd Sn ratio improving unit
JPS56161708A (en) * 1980-05-19 1981-12-12 Toshiba Corp Signal processing circuit
JPS56169409A (en) * 1980-05-31 1981-12-26 Toshiba Corp Logarithmic amplifier
JPS57181288A (en) * 1981-04-20 1982-11-08 Rca Corp Video signal processor

Also Published As

Publication number Publication date
JPS60134670A (ja) 1985-07-17
IT8423704A1 (it) 1986-05-22
KR850004001A (ko) 1985-06-29
GB2150786A (en) 1985-07-03
GB2150786B (en) 1987-09-30
KR920006154B1 (ko) 1992-07-31
IT8423704A0 (it) 1984-11-23
DE3443380A1 (de) 1985-06-05
FR2555850A1 (fr) 1985-05-31
DE3443380C2 (ko) 1988-06-30
GB8429766D0 (en) 1985-01-03
HK24693A (en) 1993-03-26
IT1177297B (it) 1987-08-26
FR2555850B1 (fr) 1990-04-27

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term