FR2504339B1 - Reglage automatique de l'accentuation de signaux video - Google Patents

Reglage automatique de l'accentuation de signaux video

Info

Publication number
FR2504339B1
FR2504339B1 FR8206693A FR8206693A FR2504339B1 FR 2504339 B1 FR2504339 B1 FR 2504339B1 FR 8206693 A FR8206693 A FR 8206693A FR 8206693 A FR8206693 A FR 8206693A FR 2504339 B1 FR2504339 B1 FR 2504339B1
Authority
FR
France
Prior art keywords
enhancement
video signals
automatic adjustment
adjustment
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
FR8206693A
Other languages
English (en)
Other versions
FR2504339A1 (fr
Inventor
Wayne Ellis Harlan
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
Publication of FR2504339A1 publication Critical patent/FR2504339A1/fr
Application granted granted Critical
Publication of FR2504339B1 publication Critical patent/FR2504339B1/fr
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
    • H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
    • 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
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction
FR8206693A 1981-04-20 1982-04-19 Reglage automatique de l'accentuation de signaux video Expired FR2504339B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/255,609 US4351003A (en) 1981-04-20 1981-04-20 Automatic video signal peaking control

Publications (2)

Publication Number Publication Date
FR2504339A1 FR2504339A1 (fr) 1982-10-22
FR2504339B1 true FR2504339B1 (fr) 1987-11-20

Family

ID=22969101

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8206693A Expired FR2504339B1 (fr) 1981-04-20 1982-04-19 Reglage automatique de l'accentuation de signaux video

Country Status (14)

Country Link
US (1) US4351003A (fr)
JP (1) JPS57181282A (fr)
KR (1) KR900005214B1 (fr)
AT (1) AT384700B (fr)
AU (1) AU548733B2 (fr)
CA (1) CA1175561A (fr)
DE (1) DE3214607A1 (fr)
ES (1) ES8304398A1 (fr)
FI (1) FI76230C (fr)
FR (1) FR2504339B1 (fr)
GB (1) GB2097222B (fr)
HK (1) HK17987A (fr)
IT (1) IT1150845B (fr)
MY (1) MY8700371A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4386370A (en) * 1981-09-22 1983-05-31 Rca Corporation Clamping arrangement for a video signal peaking system
US4386369A (en) * 1981-09-22 1983-05-31 Rca Corporation Compensated clamping circuit in a video signal peaking system
US4399460A (en) * 1981-10-09 1983-08-16 Rca Corporation Video signal peaking control system with provision for automatic and manual control
US4430665A (en) * 1981-12-14 1984-02-07 Rca Corporation Automatic video signal peaking and color control
SE453246B (sv) * 1982-11-26 1988-01-18 Rca Corp Anordning och sett for bild-till-bildkamfiltrering av en sammansatt televisionssignal
US4623924A (en) * 1985-02-19 1986-11-18 Rca Corporation Video signal auto peaking circuitry
JPS62133878A (ja) * 1985-12-05 1987-06-17 Sony Corp 映像信号記録装置
JP2783696B2 (ja) * 1991-05-31 1998-08-06 シャープ株式会社 画質補正装置
KR0130814B1 (en) * 1993-12-18 1998-04-11 Samsung Electronics Co Ltd A contour correction method and apparatus of video signal
JPH09322019A (ja) * 1996-05-30 1997-12-12 Matsushita Electric Ind Co Ltd ノイズ抑圧回路
US10682331B2 (en) 2012-02-24 2020-06-16 Nasoneb, Inc. Nasal drug delivery and method of making same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3800077A (en) * 1971-10-15 1974-03-26 Columbia Broadcasting Syst Inc Automatic sharpness-enhancing equipment for television picture signals
NL7407839A (fr) * 1973-06-13 1974-12-17
US3938181A (en) * 1974-10-21 1976-02-10 Rca Corporation Automatic luminance channel frequency response control apparatus
US3919714A (en) * 1974-10-21 1975-11-11 Rca Corp Automatic peaking apparatus
US3984631A (en) * 1975-02-24 1976-10-05 Warwick Electronics Inc. Automatic peaking control circuit for low level T.V. signal reception
US4075661A (en) * 1976-08-19 1978-02-21 The Magnavox Company Automatic peaking circuit
US4090217A (en) * 1976-08-23 1978-05-16 Gte Laboratories Incorporated Automatic sharpness control circuit for a television receiver
US4081836A (en) * 1976-11-30 1978-03-28 The Magnavox Company Luminance signal processor for providing signal enhancement
US4080627A (en) * 1977-01-19 1978-03-21 Gte Sylvania Incorporated Aperture correction circuitry for a video correction system
US4263612A (en) * 1979-08-01 1981-04-21 Rca Corporation Comb filter equalization circuit
DE2937958C2 (de) * 1979-09-20 1982-03-25 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur horizontalen und vertikalen Konturkorrektur

Also Published As

Publication number Publication date
FR2504339A1 (fr) 1982-10-22
IT8220809A0 (it) 1982-04-19
FI821279A0 (fi) 1982-04-13
US4351003A (en) 1982-09-21
CA1175561A (fr) 1984-10-02
ES511372A0 (es) 1983-02-16
ATA153182A (de) 1987-05-15
FI821279L (fi) 1982-10-21
KR900005214B1 (ko) 1990-07-21
GB2097222B (en) 1984-12-12
IT1150845B (it) 1986-12-17
KR840000135A (ko) 1984-01-30
FI76230C (fi) 1988-09-09
AU548733B2 (en) 1986-01-02
JPS57181282A (en) 1982-11-08
FI76230B (fi) 1988-05-31
GB2097222A (en) 1982-10-27
AT384700B (de) 1987-12-28
ES8304398A1 (es) 1983-02-16
HK17987A (en) 1987-03-06
DE3214607A1 (de) 1982-11-11
DE3214607C2 (fr) 1988-06-30
AU8255182A (en) 1982-10-28
MY8700371A (en) 1987-12-31

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse