FR2456447B1 - Dispositif de traitement non lineaire de l'information de detail vertical d'une image video - Google Patents

Dispositif de traitement non lineaire de l'information de detail vertical d'une image video

Info

Publication number: FR2456447B1
Authority: FR; France
Prior art keywords: video image; detail information; linear processing; vertical detail; vertical
Prior art date: 1979-05-11
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

FR8010439A

Other languages

English (en)

Other versions

FR2456447A1 (fr

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.)

1979-05-11

Filing date

1980-05-09

Publication date

1985-08-09

1980-05-09 Application filed by RCA Corp filed Critical RCA Corp

1980-12-05 Publication of FR2456447A1 publication Critical patent/FR2456447A1/fr

1985-08-09 Application granted granted Critical

1985-08-09 Publication of FR2456447B1 publication Critical patent/FR2456447B1/fr

Status Expired legal-status Critical Current

Classifications

- 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
- 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
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
- H03G11/002—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general without controlling loop

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Processing Of Color Television Signals (AREA)
Picture Signal Circuits (AREA)

FR8010439A 1979-05-11 1980-05-09 Dispositif de traitement non lineaire de l'information de detail vertical d'une image video Expired FR2456447B1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/038,203 US4245238A (en)	1979-05-11	1979-05-11	Non-linear processing of video image vertical detail information

Publications (2)

Publication Number	Publication Date
FR2456447A1 FR2456447A1 (fr)	1980-12-05
FR2456447B1 true FR2456447B1 (fr)	1985-08-09

Family

ID=21898635

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR8010439A Expired FR2456447B1 (fr)	1979-05-11	1980-05-09	Dispositif de traitement non lineaire de l'information de detail vertical d'une image video

Country Status (22)

Country	Link
US (1)	US4245238A (fr)
JP (1)	JPS55153490A (fr)
KR (1)	KR840000387B1 (fr)
AT (1)	AT383713B (fr)
AU (1)	AU536332B2 (fr)
BE (1)	BE883156A (fr)
CA (1)	CA1138097A (fr)
DE (1)	DE3017931C2 (fr)
DK (1)	DK148048C (fr)
ES (1)	ES491347A0 (fr)
FI (1)	FI72022C (fr)
FR (1)	FR2456447B1 (fr)
GB (1)	GB2049346B (fr)
HK (1)	HK19187A (fr)
IT (1)	IT1131169B (fr)
MX (1)	MX5029E (fr)
MY (1)	MY8500724A (fr)
NL (1)	NL8002699A (fr)
NZ (1)	NZ193570A (fr)
PL (1)	PL129459B1 (fr)
PT (1)	PT71200A (fr)
SE (1)	SE450447B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4245237A (en) *	1979-05-11	1981-01-13	Rca Corporation	Controllable non-linear processing of video signals
US4445152A (en) *	1980-09-02	1984-04-24	Karlock James A	Video detail enhancing circuit
US4343019A (en) *	1981-01-16	1982-08-03	Rca Corporation	Apparatus for reducing the effect of co-channel interference on synchronizing pulses
US4402006A (en) *	1981-02-23	1983-08-30	Karlock James A	Image enhancer apparatus
US4371891A (en) *	1981-04-10	1983-02-01	Rca Corporation	Chrominance signal processor
GB2110044A (en) *	1981-11-06	1983-06-08	Rca Corp	Digital signal separation network and television receiver including such a network
SE453246B (sv) *	1982-11-26	1988-01-18	Rca Corp	Anordning och sett for bild-till-bildkamfiltrering av en sammansatt televisionssignal
IT1177297B (it) *	1983-11-28	1987-08-26	Rca Corp	Elaboratore di segnali di dettaglio verticale
US4626894A (en) *	1984-10-04	1986-12-02	Rca Corporation	Signal filtering system having adaptively cascaded filter stages for developing a variable bandwidth frequency characteristic
JPS62245894A (ja) *	1986-04-18	1987-10-27	Sony Corp	映像信号分離装置
JPH07123307B2 (ja) *	1986-05-20	1995-12-25	ソニー株式会社	Ｙ／ｃ分離回路
DE3619222A1 (de) *	1986-06-07	1987-12-10	Thomson Brandt Gmbh	System zur rauschminderung
DE3619223A1 (de) *	1986-06-07	1987-12-10	Thomson Brandt Gmbh	System zur rauschminderung
US5287174A (en) *	1991-04-05	1994-02-15	Sanyo Electric Co., Ltd.	Vertical resolution correcting circuit for video signal
JP2004159067A (ja) *	2002-11-06	2004-06-03	Sanyo Electric Co Ltd	垂直シャープネス装置及びそれを備えたｔｖ受像機
DE102007022848A1 (de) *	2007-05-12	2008-11-13	Beth Holzbearbeitungsmaschinen Gmbh	Vorrichtung und Verfahren zum Bearbeiten von Stirnseiten von Holzwerkstücken quer zu deren Faserlängsrichtung
WO2019173250A1 (fr) *	2018-03-04	2019-09-12	Osborn, Gmbh	Outil de finition de surface rotatif avec adaptateur de montage d'outil

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2053513C3 (de) *	1970-10-31	1975-08-14	Robert Bosch Gmbh, 7000 Stuttgart	Verfahren und Anordnung zur Vermeidung des Auflösungsverlustes in Vertikalrichtung eines Farbfernsehbildes
US3715477A (en) *	1971-03-11	1973-02-06	Rca Corp	Video signal noise-limiting apparatus
NL158987B (nl) *	1972-06-10	1978-12-15	Philips Nv	Apertuurcorrector voor een televisiebeeldsignaal, alsmede televisie-opneeminrichting, daarvan voorzien.
US4074321A (en) *	1976-10-12	1978-02-14	The Magnavox Company	Circuit for separating chroma and luminance information in a composite video signal
US4096516A (en) *	1977-03-25	1978-06-20	Rca Corporation	Electronic signal processing apparatus
DE2736368C2 (de) *	1977-08-12	1982-05-13	Robert Bosch Gmbh, 7000 Stuttgart	Verfahren und Schaltungsanordnung zur Aperturkorrektur eines digitalen Videosignals

1979
- 1979-05-11 US US06/038,203 patent/US4245238A/en not_active Expired - Lifetime
1980
- 1980-04-30 GB GB8014176A patent/GB2049346B/en not_active Expired
- 1980-04-30 NZ NZ193570A patent/NZ193570A/xx unknown
- 1980-05-02 FI FI801422A patent/FI72022C/fi not_active IP Right Cessation
- 1980-05-05 SE SE8003337A patent/SE450447B/sv not_active IP Right Cessation
- 1980-05-05 AU AU58087/80A patent/AU536332B2/en not_active Expired
- 1980-05-07 BE BE0/200506A patent/BE883156A/fr not_active IP Right Cessation
- 1980-05-07 PT PT71200A patent/PT71200A/pt unknown
- 1980-05-09 JP JP6216380A patent/JPS55153490A/ja active Granted
- 1980-05-09 DK DK204480A patent/DK148048C/da not_active IP Right Cessation
- 1980-05-09 AT AT0249980A patent/AT383713B/de not_active IP Right Cessation
- 1980-05-09 MX MX80100952U patent/MX5029E/es unknown
- 1980-05-09 CA CA000351685A patent/CA1138097A/fr not_active Expired
- 1980-05-09 DE DE3017931A patent/DE3017931C2/de not_active Expired
- 1980-05-09 ES ES491347A patent/ES491347A0/es active Granted
- 1980-05-09 IT IT21962/80A patent/IT1131169B/it active
- 1980-05-09 FR FR8010439A patent/FR2456447B1/fr not_active Expired
- 1980-05-09 NL NL8002699A patent/NL8002699A/nl active Search and Examination
- 1980-05-12 KR KR1019800001867A patent/KR840000387B1/ko not_active Expired
- 1980-05-12 PL PL1980224177A patent/PL129459B1/pl unknown
1985
- 1985-12-30 MY MY724/85A patent/MY8500724A/xx unknown
1987
- 1987-03-05 HK HK191/87A patent/HK19187A/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
MX5029E (es)	1983-02-22
FI72022B (fi)	1986-11-28
GB2049346B (en)	1983-03-16
NL8002699A (nl)	1980-11-13
IT8021962A0 (it)	1980-05-09
AU536332B2 (en)	1984-05-03
ES8103901A1 (es)	1981-03-16
NZ193570A (en)	1983-12-16
DE3017931C2 (de)	1983-02-03
IT1131169B (it)	1986-06-18
MY8500724A (en)	1985-12-31
DK148048C (da)	1985-09-23
AU5808780A (en)	1980-11-13
PL129459B1 (en)	1984-05-31
PT71200A (en)	1980-06-01
AT383713B (de)	1987-08-10
SE8003337L (sv)	1980-11-12
HK19187A (en)	1987-03-13
US4245238A (en)	1981-01-13
GB2049346A (en)	1980-12-17
ES491347A0 (es)	1981-03-16
DK148048B (da)	1985-02-11
KR830004025A (ko)	1983-06-30
FR2456447A1 (fr)	1980-12-05
KR840000387B1 (ko)	1984-03-27
JPS6133500B2 (fr)	1986-08-02
SE450447B (sv)	1987-06-22
BE883156A (fr)	1980-09-01
DE3017931A1 (de)	1980-11-20
FI72022C (fi)	1987-03-09
CA1138097A (fr)	1982-12-21
JPS55153490A (en)	1980-11-29
PL224177A1 (fr)	1981-02-27
FI801422A (fi)	1980-11-12
DK204480A (da)	1980-11-12
ATA249980A (de)	1986-12-15

Publication	Publication Date	Title
FR2456447B1 (fr)	1985-08-09	Dispositif de traitement non lineaire de l'information de detail vertical d'une image video
BE882696R (fr)	1980-07-31	Appareil de visionnement d'images
FR2311463A1 (fr)	1976-12-10	Dispositif pour le traitement d'images
FR2325263A1 (fr)	1977-04-15	Dispositif de prise d'images video
FR2524744B1 (fr)	1989-08-25	Appareil de traitement d'images
FR2543771B1 (fr)	1989-05-12	Appareil de traitement d'images
FR2337394A1 (fr)	1977-07-29	Dispositif ferro-electrique de formation d'images
BE884362A (fr)	1981-01-19	Dispositif d'examen pour definir une image de difference
FR2541798B1 (fr)	1990-03-23	Appareil de traitement d'images
FR2313828A1 (fr)	1976-12-31	Procede et dispositif de visualisation d'images sur grand ecran
FR2505518B1 (fr)	1988-11-10	Appareil de traitement de l'image
BE870625A (fr)	1979-03-20	Appareil de visionnement d'images
FR2328347A1 (fr)	1977-05-13	Dispositif pour reproduction d'images de television tri-dimensionnelles
BE878535A (fr)	1980-02-29	Dispositif de traitement d'un signal d'analyse d'image
FR2546694B1 (fr)	1989-06-02	Appareil de traitement d'images
FR2606894B1 (fr)	1993-04-16	Appareil de formation d'images et cartouche de traitement pour cet appareil
FR2504342B1 (fr)	1988-07-08	Dispositif de traitement du detail horizontal et vertical de l'image dans un signal de television en couleurs
FR2610158B1 (fr)	1995-09-08	Appareil de traitement d'images
FR2456444B1 (fr)	1985-11-08	Dispositif de restauration et d'accentuation du detail vertical d'une image video
FR2509939B1 (fr)	1988-12-30	Dispositif d'enregistrement d'image
FR2570860B1 (fr)	1987-07-31	Dispositif de reproduction d'images electroscopique
FR2274962A1 (fr)	1976-01-09	Procede de protection d'images de toner
FR2621405B1 (fr)	1990-08-31	Appareil de formation d'images et cartouche de traitement pour cet appareil
BE865679A (fr)	1978-10-04	Tube reproducteur d'images
BE858010A (fr)	1978-02-22	Dispositif reproducteur d'images de television

Legal Events

Date	Code	Title	Description
1989-05-19	TP	Transmission of property