JPS57147390A - Digital filter device and method - Google Patents

Digital filter device and method

Info

Publication number: JPS57147390A
Authority: JP; Japan
Prior art keywords: filter device; digital filter; digital; filter
Prior art date: 1981-02-04
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.): Pending

Application number

JP57016956A

Other languages

English (en)

Inventor

Efu Morison Eritsuku

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.)

Ampex Corp

Original Assignee

Ampex 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.)

1981-02-04

Filing date

1982-02-04

Publication date

1982-09-11

1982-02-04 Application filed by Ampex Corp filed Critical Ampex Corp

1982-09-11 Publication of JPS57147390A publication Critical patent/JPS57147390A/ja

Status Pending legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals

Landscapes

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

JP57016956A 1981-02-04 1982-02-04 Digital filter device and method Pending JPS57147390A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/231,278 US4419686A (en)	1981-02-04	1981-02-04	Digital chrominance filter for digital component television system

Publications (1)

Publication Number	Publication Date
JPS57147390A true JPS57147390A (en)	1982-09-11

Family

ID=22868523

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP57016956A Pending JPS57147390A (en)	1981-02-04	1982-02-04	Digital filter device and method

Country Status (7)

Country	Link
US (1)	US4419686A (ja)
JP (1)	JPS57147390A (ja)
CA (1)	CA1191246A (ja)
DE (1)	DE3203852C2 (ja)
FR (1)	FR2499343B1 (ja)
GB (1)	GB2111340B (ja)
NL (1)	NL8200408A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6052186A (ja) *	1983-07-27	1985-03-25	アールシーエー　トムソン　ライセンシング　コーポレイシヨン	信号処理回路
JPS60177717A (ja) *	1984-02-23	1985-09-11	Sony Corp	Ｆｉｒ型デイジタルフイルタ
JPS6135085A (ja) *	1984-07-26	1986-02-19	Mitsubishi Electric Corp	適応型輪郭抽出フイルタ
JPS6242692A (ja) *	1985-06-04	1987-02-24	フランス国	テレビジヨン信号の原色アナログ信号を発生する回路

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3248687A1 (de) *	1982-12-30	1984-07-05	Siemens AG, 1000 Berlin und 8000 München	Umschaltbarer farbfernsehsignal-codierer-decodierer
DE3412106A1 (de) *	1984-03-31	1985-10-10	Standard Elektrik Lorenz Ag	Digitales filter fuer videosignale
US4588979A (en) *	1984-10-05	1986-05-13	Dbx, Inc.	Analog-to-digital converter
US4672427A (en) *	1985-02-08	1987-06-09	American Telephone And Telegraph Company	Processing of analog video signals in digital transmission systems
DE3842797C2 (de) *	1988-12-20	1997-03-13	Sel Alcatel Ag	Vorrichtungen zur digitalen Farbbildübertragung
GB2244887A (en) *	1990-04-11	1991-12-11	Rank Cintel Ltd	Spatial transformation of video images
US5253043A (en) *	1991-10-24	1993-10-12	Da Vinci Systems, Inc.	Upsampled interpolative processing of digital video signals
KR0143986B1 (ko) *	1991-12-30	1998-07-15	정몽헌	영상데이타의 계층적 감축기법에 의한 사전 결정처리방법
US5844629A (en) *	1996-05-30	1998-12-01	Analog Devices, Inc.	Digital-to-analog video encoder with novel equalization

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5412369B2 (ja) *	1975-02-28	1979-05-22
DE2641902C2 (de) *	1976-09-17	1985-05-23	Robert Bosch Gmbh, 7000 Stuttgart	Verfahren zur digitalen Codierung eines Farbvideosignals
US4151550A (en) *	1977-07-07	1979-04-24	Communications Satellite Corporation	DPCM Predictors for NTSC color composite TV signals using phase adjustment of sampling
DE2837120A1 (de) *	1977-09-01	1979-03-15	British Broadcasting Corp	Verfahren und anordnung zur verarbeitung von pal-farbfernsehsignalen in digitaler form
US4227204A (en) *	1978-09-21	1980-10-07	Cbs Inc.	Method and apparatus for PCM-encoding NTSC color television at sub-Nyquist rate

1981
- 1981-02-04 US US06/231,278 patent/US4419686A/en not_active Expired - Lifetime
1982
- 1982-02-02 GB GB08203002A patent/GB2111340B/en not_active Expired
- 1982-02-03 NL NL8200408A patent/NL8200408A/nl not_active Application Discontinuation
- 1982-02-03 FR FR8201703A patent/FR2499343B1/fr not_active Expired
- 1982-02-04 JP JP57016956A patent/JPS57147390A/ja active Pending
- 1982-02-04 CA CA000395576A patent/CA1191246A/en not_active Expired
- 1982-02-04 DE DE3203852A patent/DE3203852C2/de not_active Expired

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6052186A (ja) *	1983-07-27	1985-03-25	アールシーエー　トムソン　ライセンシング　コーポレイシヨン	信号処理回路
JPS60177717A (ja) *	1984-02-23	1985-09-11	Sony Corp	Ｆｉｒ型デイジタルフイルタ
JPS6135085A (ja) *	1984-07-26	1986-02-19	Mitsubishi Electric Corp	適応型輪郭抽出フイルタ
JPH0566797B2 (ja) *	1984-07-26	1993-09-22	Mitsubishi Electric Corp
JPS6242692A (ja) *	1985-06-04	1987-02-24	フランス国	テレビジヨン信号の原色アナログ信号を発生する回路

Also Published As

Publication number	Publication date
DE3203852A1 (de)	1982-08-12
NL8200408A (nl)	1982-09-01
FR2499343B1 (fr)	1986-03-28
US4419686A (en)	1983-12-06
FR2499343A1 (fr)	1982-08-06
GB2111340B (en)	1985-01-30
DE3203852C2 (de)	1986-07-31
CA1191246A (en)	1985-07-30
GB2111340A (en)	1983-06-29

Publication	Publication Date	Title
GB2099272B (en)	1986-03-12	Crop engaging apparatus and methods
AU558554B2 (en)	1987-02-05	Filtration method and apparatus
JPS57156007A (en)	1982-09-27	Filter device
CS258461B2 (en)	1988-08-16	Digital filter
EP0056717A3 (en)	1982-08-11	Magnetic filtration method and apparatus
GB2075299B (en)	1983-10-19	Digital filter device
GB2096330B (en)	1985-09-25	Filter element test method and apparatus
JPS57145415A (en)	1982-09-08	Method and device for altering digital signal
JPS57147390A (en)	1982-09-11	Digital filter device and method
GB2115675B (en)	1985-11-13	Filter device
GB2099652B (en)	1984-12-19	Digital filter
AU8791582A (en)	1984-03-08	Filtering apparatus and method
GB2096177B (en)	1985-07-17	Improved integrated sputtering apparatus and method
DE3266128D1 (en)	1985-10-17	Filter apparatus
JPS57134260A (en)	1982-08-19	Casting method and its device
JPS56143477A (en)	1981-11-09	Powder cleaning device and method
PT75316A (en)	1982-08-01	Irrigation apparatus and method
GB2151893B (en)	1986-03-26	Crop engaging apparatus and methods
EP0151288A3 (en)	1986-06-11	Filter apparatus and method
GB2130864B (en)	1986-03-26	Crop engaging apparatus and methods
DE3368016D1 (en)	1987-01-15	Filter method and apparatus
GB2110103B (en)	1986-01-08	Gravel cleaning method and device
ZA826123B (en)	1983-07-27	Sealing method and device
JPS57209617A (en)	1982-12-23	Filter apparatus
GB2109261B (en)	1985-06-05	Equipment and method for filtration