BE856207A - Filtre numerique recursif - Google Patents

Filtre numerique recursif

Info

Publication number: BE856207A
Authority: BE; Belgium
Prior art keywords: digital filter; recursive digital; recursive; filter; digital
Prior art date: 1976-06-30

Application number

BE178856A

Other languages

English (en)

Original Assignee

Western Electric Co

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.)

1976-06-30

Filing date

1977-06-28

Publication date

1977-10-17

1977-06-28 Application filed by Western Electric Co filed Critical Western Electric Co

1977-10-17 Publication of BE856207A publication Critical patent/BE856207A/fr

Links

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/04—Recursive filters
- H03H17/0461—Quantisation; Rounding; Truncation; Overflow oscillations or limit cycles eliminating measures

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Computer Hardware Design (AREA)
Mathematical Physics (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)
Filters That Use Time-Delay Elements (AREA)
Noise Elimination (AREA)
Measuring Frequencies, Analyzing Spectra (AREA)

BE178856A 1976-06-30 1977-06-28 Filtre numerique recursif BE856207A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/701,195 US4034197A (en)	1976-06-30	1976-06-30	Digital filter circuit

Publications (1)

Publication Number	Publication Date
BE856207A true BE856207A (fr)	1977-10-17

Family

ID=24816418

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE178856A BE856207A (fr)	1976-06-30	1977-06-28	Filtre numerique recursif

Country Status (12)

Country	Link
US (1)	US4034197A (fr)
JP (1)	JPS533759A (fr)
AU (1)	AU509709B2 (fr)
BE (1)	BE856207A (fr)
CA (1)	CA1078463A (fr)
DE (1)	DE2728938A1 (fr)
ES (1)	ES460273A1 (fr)
FR (1)	FR2357113A1 (fr)
GB (1)	GB1529176A (fr)
IT (1)	IT1080967B (fr)
NL (1)	NL7707054A (fr)
SE (1)	SE415136B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4149261A (en) *	1976-03-19	1979-04-10	Canon Kabushiki Kaisha	Computer having circuitry for rounding-off insignificant digits
US4128890A (en) *	1977-06-29	1978-12-05	General Electric Company	Integrated arithmetic unit and digital networks using the unit
US4215415A (en) *	1977-09-19	1980-07-29	Nippon Electric Company, Ltd.	Recursive digital filter comprising a circuit responsive to first sum and feedback sign bits and second sum sign and integer bits for detecting overflow in the second sum
US4213187A (en) *	1978-12-14	1980-07-15	Bell Telephone Laboratories, Incorporated	Digital filters with control of limit cycles
US4356559A (en) *	1980-08-01	1982-10-26	Bell Telephone Laboratories, Incorporated	Logic arrangement for recursive digital filter
JPS58118883A (ja) *	1982-01-08	1983-07-15	Asahi Glass Co Ltd	高性能撥水撥油剤
US4589084A (en) *	1983-05-16	1986-05-13	Rca Corporation	Apparatus for symmetrically truncating two's complement binary signals as for use with interleaved quadrature signals
JPH0625207B2 (ja) *	1985-06-19	1994-04-06	日本メクトロン株式会社	撥水撥油性共重合体の製造法
JPH0787337B2 (ja) *	1990-01-05	1995-09-20	ヤマハ株式会社	音響信号処理装置
US5479454A (en) *	1993-09-21	1995-12-26	Genesis Microchip Inc.	Digital filter with improved numerical precision
US5365277A (en) *	1993-10-08	1994-11-15	Genesis Microchip Inc.	Apparatus with reduction/magnification image size processing for producing low-pass filtered images
US7110482B2 (en) *	2000-12-29	2006-09-19	Lockheed Martin Corporation	Method and apparatus for tracking invalid signals through a digital system
US8632956B2 (en) *	2007-03-20	2014-01-21	Asahi Kasei E-Materials Corporation	Process for producing photosensitive resin plate and relief printing plate having recessed and projected pattern, and plate surface treating liquid used in the process
US7961125B2 (en) *	2008-10-23	2011-06-14	Microchip Technology Incorporated	Method and apparatus for dithering in multi-bit sigma-delta digital-to-analog converters

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3749895A (en) *	1971-10-06	1973-07-31	Bell Telephone Labor Inc	Apparatus for suppressing limit cycles due to quantization in digital filters
US3906199A (en) *	1974-12-13	1975-09-16	Bell Telephone Labor Inc	Digital filter circuit

1976
- 1976-06-30 US US05/701,195 patent/US4034197A/en not_active Expired - Lifetime
1977
- 1977-05-13 CA CA278,325A patent/CA1078463A/fr not_active Expired
- 1977-06-22 SE SE7707255A patent/SE415136B/xx unknown
- 1977-06-24 AU AU26467/77A patent/AU509709B2/en not_active Expired
- 1977-06-24 NL NL7707054A patent/NL7707054A/xx not_active Application Discontinuation
- 1977-06-24 FR FR7719425A patent/FR2357113A1/fr active Granted
- 1977-06-27 IT IT25087/77A patent/IT1080967B/it active
- 1977-06-27 DE DE19772728938 patent/DE2728938A1/de not_active Withdrawn
- 1977-06-28 BE BE178856A patent/BE856207A/fr unknown
- 1977-06-28 GB GB26894/77A patent/GB1529176A/en not_active Expired
- 1977-06-30 JP JP7729377A patent/JPS533759A/ja active Pending
- 1977-06-30 ES ES460273A patent/ES460273A1/es not_active Expired

Also Published As

Publication number	Publication date
SE7707255L (sv)	1977-12-31
DE2728938A1 (de)	1978-01-05
GB1529176A (en)	1978-10-18
JPS533759A (en)	1978-01-13
AU2646777A (en)	1979-01-04
AU509709B2 (en)	1980-05-22
ES460273A1 (es)	1978-10-01
CA1078463A (fr)	1980-05-27
NL7707054A (nl)	1978-01-03
SE415136B (sv)	1980-09-08
FR2357113B1 (fr)	1982-03-12
IT1080967B (it)	1985-05-16
US4034197A (en)	1977-07-05
FR2357113A1 (fr)	1978-01-27

Publication	Publication Date	Title
SE7606807L (sv)	1976-12-18	Digitalt filter
FI773913A7 (fi)	1978-06-23	Digitalt konvergeringsfoerfarande foer katodstraolsfaergbildroer
SE418037B (sv)	1981-04-27	Digital ekoelimiator
NL7606990A (nl)	1976-12-29	Digitaal convolutioneel filter.
FR2336005A1 (fr)	1977-07-15	Filtre numerique auto-adaptatif
FR2342671A1 (fr)	1977-09-30	Filtre de cigarette
FR2380646B1 (fr)	1982-08-20	Filtre hyperfrequence
BE842160A (fr)	1976-11-24	Filtre numerique
FR2285025A1 (fr)	1976-04-09	Filtre numerique interpolant
BE817455A (fr)	1975-01-09	Filtre digital recursif
BE856207A (fr)	1977-10-17	Filtre numerique recursif
FR2349250A1 (fr)	1977-11-18	Circuit formant filtre en peigne
FR2425773B1 (fr)	1986-05-30	Filtre numerique
SE424249B (sv)	1982-07-05	Digitalt filter eller digital korrelator
FR2327613A1 (fr)	1977-05-06	Filtre dielectromagnetique
FR2331213A1 (fr)	1977-06-03	Filtre numerique
TR19941A (tr)	1980-05-02	Filtre
FR2347995A1 (fr)	1977-11-10	Ejecteur filtre auto-decrassant
TR20555A (tr)	1981-11-05	Filtre malzemesi
FR2299765A1 (fr)	1976-08-27	Filtre electronique
FR2358053B1 (fr)	1985-01-18	Filtre discret non recursif
FR2342582A1 (fr)	1977-09-23	Filtre electromecanique
NL7506333A (nl)	1976-12-01	Interpolerend niet-recursief digitaal filter.
BE858170A (fr)	1977-12-16	Cassette de filtre pour aspirateur
AR218313A1 (es)	1980-05-30	Filtro digital