CA1106058A - Systeme de reduction de bruit pour telecouleur - Google Patents

Systeme de reduction de bruit pour telecouleur

Info

Publication number: CA1106058A
Authority: CA; Canada
Prior art keywords: arriving; signal; stored; video signal; signals
Prior art date: 1978-02-27
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

CA311,836A

Other languages

English (en)

Inventor

Arthur Kaiser

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.)

CBS Broadcasting Inc

Original Assignee

CBS Inc

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.)

1978-02-27

Filing date

1978-09-21

Publication date

1981-07-28

1978-09-21 Application filed by CBS Inc filed Critical CBS Inc

1981-07-28 Application granted granted Critical

1981-07-28 Publication of CA1106058A publication Critical patent/CA1106058A/fr

Status Expired legal-status Critical Current

Links

230000009467 reduction Effects 0.000 title description 3
230000000295 complement effect Effects 0.000 claims abstract description 6
238000005070 sampling Methods 0.000 claims description 9
230000004044 response Effects 0.000 claims description 8
238000012935 Averaging Methods 0.000 claims description 7
230000006872 improvement Effects 0.000 claims description 6
230000003111 delayed effect Effects 0.000 claims description 5
238000001514 detection method Methods 0.000 claims description 3
230000000694 effects Effects 0.000 claims description 2
230000008859 change Effects 0.000 abstract description 5
238000001914 filtration Methods 0.000 description 6
238000011156 evaluation Methods 0.000 description 5
238000010586 diagram Methods 0.000 description 4
230000008030 elimination Effects 0.000 description 4
238000003379 elimination reaction Methods 0.000 description 4
238000000034 method Methods 0.000 description 4
230000005540 biological transmission Effects 0.000 description 3
238000012545 processing Methods 0.000 description 3
230000008901 benefit Effects 0.000 description 2
230000009471 action Effects 0.000 description 1
239000003638 chemical reducing agent Substances 0.000 description 1
238000010276 construction Methods 0.000 description 1
238000012937 correction Methods 0.000 description 1
230000007423 decrease Effects 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
230000010354 integration Effects 0.000 description 1
230000007257 malfunction Effects 0.000 description 1
230000008569 process Effects 0.000 description 1
230000003134 recirculating effect Effects 0.000 description 1

Classifications

- 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
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo

Landscapes

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

CA311,836A 1978-02-27 1978-09-21 Systeme de reduction de bruit pour telecouleur Expired CA1106058A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US88128478A	1978-02-27	1978-02-27
US881,284		1978-02-27

Publications (1)

Publication Number	Publication Date
CA1106058A true CA1106058A (fr)	1981-07-28

Family

ID=25378151

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA311,836A Expired CA1106058A (fr)	1978-02-27	1978-09-21	Systeme de reduction de bruit pour telecouleur

Country Status (5)

Country	Link
JP (1)	JPS54115018A (fr)
CA (1)	CA1106058A (fr)
DE (1)	DE2845591C2 (fr)
FR (1)	FR2418594A2 (fr)
GB (1)	GB2015294B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2033190B (en) *	1978-09-21	1983-02-09	Sony Corp	Video noise reduction system
US4390894A (en) *	1980-08-20	1983-06-28	U.S. Philips Corporation	Noise suppression circuit for a video signal
GB2124449B (en) *	1982-07-16	1986-11-19	British Broadcasting Corp	Concealment of defects in a video signal
JPS5914471U (ja) *	1982-07-20	1984-01-28	日本ビクター株式会社	カラ−映像信号の画質改善回路
GB2139037B (en) *	1983-03-11	1986-06-11	British Broadcasting Corp	Measuring the amount of unsteadiness in video signals derived from cine film
US4651211A (en) *	1986-01-17	1987-03-17	Rca Corporation	Video signal motion detecting apparatus

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1271161B (de) *	1963-10-09	1968-06-27	Fernseh Gmbh	Verfahren und Einrichtung zur Vergroesserung des Stoerabstandes in UEbertragungssystemen fuer Fernsehsignale
GB1306178A (fr) *	1971-06-24	1973-02-07
US3716667A (en) *	1971-10-26	1973-02-13	Bell Telephone Labor Inc	Apparatus for detecting the moving areas in a video signal
US4107736A (en) *	1971-12-20	1978-08-15	Image Transform, Inc.	Noise reduction system for video signals
US3875584A (en) *	1973-10-17	1975-04-01	Nasa	Television noise reduction device
US4032975A (en) *	1974-02-25	1977-06-28	Mcdonnell Douglas Corporation	Detector array gain compensation
US4064530A (en) *	1976-11-10	1977-12-20	Cbs Inc.	Noise reduction system for color television

1978
- 1978-09-21 CA CA311,836A patent/CA1106058A/fr not_active Expired
- 1978-10-05 FR FR7828546A patent/FR2418594A2/fr active Granted
- 1978-10-19 DE DE19782845591 patent/DE2845591C2/de not_active Expired
- 1978-10-20 JP JP12942378A patent/JPS54115018A/ja active Pending
- 1978-11-17 GB GB7844884A patent/GB2015294B/en not_active Expired

Also Published As

Publication number	Publication date
GB2015294A (en)	1979-09-05
FR2418594B2 (fr)	1985-05-17
GB2015294B (en)	1982-06-23
DE2845591A1 (de)	1979-08-30
JPS54115018A (en)	1979-09-07
DE2845591C2 (de)	1982-09-09
FR2418594A2 (fr)	1979-09-21

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Legal Events

Date	Code	Title	Description
1998-07-28	MKEX	Expiry