NO890720L - Digitalfilter for integrert desimering. - Google Patents

Digitalfilter for integrert desimering.

Info

Publication number: NO890720L
Authority: NO; Norway
Prior art keywords: signal; equaliser; digital filter; integrated design; decimation
Prior art date: 1988-02-24

Application number

NO89890720A

Other languages

English (en)

Other versions

NO890720D0 (no

NO300480B1 (no

Inventor

Patrick Morel

Original Assignee

Alcatel Nv

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.)

1988-02-24

Filing date

1989-02-21

Publication date

1989-08-25

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9363576&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO890720(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1989-02-21 Application filed by Alcatel Nv filed Critical Alcatel Nv

1989-02-21 Publication of NO890720D0 publication Critical patent/NO890720D0/no

1989-08-25 Publication of NO890720L publication Critical patent/NO890720L/no

1997-06-02 Publication of NO300480B1 publication Critical patent/NO300480B1/no

Links

238000011045 prefiltration Methods 0.000 abstract 1
238000005070 sampling Methods 0.000 abstract 1

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
- H03H17/06—Non-recursive filters
- H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
- H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
- H03H17/065—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer
- H03H17/0664—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer where the output-delivery frequency is lower than the input sampling frequency, i.e. decimation

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Computer Hardware Design (AREA)
Mathematical Physics (AREA)
Complex Calculations (AREA)
Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Oscillators With Electromechanical Resonators (AREA)
Networks Using Active Elements (AREA)
Filters That Use Time-Delay Elements (AREA)
Color Television Systems (AREA)
Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Analogue/Digital Conversion (AREA)

NO890720A 1988-02-24 1989-02-21 Digitalfilter med integrert desimering NO300480B1 (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR8802235A FR2627647B1 (fr)	1988-02-24	1988-02-24	Filtre numerique a decimation integree

Publications (3)

Publication Number	Publication Date
NO890720D0 NO890720D0 (no)	1989-02-21
NO890720L true NO890720L (no)	1989-08-25
NO300480B1 NO300480B1 (no)	1997-06-02

Family

ID=9363576

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO890720A NO300480B1 (no)	1988-02-24	1989-02-21	Digitalfilter med integrert desimering

Country Status (10)

Country	Link
US (1)	US4972357A (no)
EP (1)	EP0331963B1 (no)
JP (1)	JPH01265713A (no)
AT (1)	ATE96953T1 (no)
CA (1)	CA1319177C (no)
DE (1)	DE68910349T2 (no)
ES (1)	ES2046344T3 (no)
FI (1)	FI94302C (no)
FR (1)	FR2627647B1 (no)
NO (1)	NO300480B1 (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5272655A (en) *	1991-05-29	1993-12-21	U.S. Philips Corporation	Sample rate converting filter
JP3042125B2 (ja) *	1992-01-13	2000-05-15	日本電気株式会社	間引きフィルタ
US5181033A (en) *	1992-03-02	1993-01-19	General Electric Company	Digital filter for filtering and decimating delta sigma modulator output signals
AU7805794A (en) *	1993-10-08	1995-05-04	Genesis Microchip Inc.	Image filtering with an efficient implementation of high order decimation digital filters
US5517529A (en) *	1993-10-18	1996-05-14	Westinghouse Electric Corp.	UHF/L-Band monolithic direct digital receiver
US5673293A (en) *	1994-09-08	1997-09-30	Hitachi America, Ltd.	Method and apparatus for demodulating QAM and VSB signals
CA2177664C (en) *	1996-05-29	2003-01-28	Andrew G. Deczky	Digital receive filter for communications systems
US6134569A (en) *	1997-01-30	2000-10-17	Sharp Laboratories Of America, Inc.	Polyphase interpolator/decimator using continuous-valued, discrete-time signal processing
EP1545083B1 (en) *	2003-12-19	2018-04-04	Proton World International N.V.	Apparatus and method with reduced complexity for per tone equalization in a multicarrier system
CN101040437B (zh)	2004-10-13	2010-05-12	联发科技股份有限公司	用于通信***的滤波器以及滤波方法
US7706457B2 (en) *	2006-03-31	2010-04-27	Intel Corporation	System and method for beamforming using rate-dependent feedback in a wireless network
US8467891B2 (en) *	2009-01-21	2013-06-18	Utc Fire & Security Americas Corporation, Inc.	Method and system for efficient optimization of audio sampling rate conversion
DE102018217814B4 (de) *	2018-10-18	2020-06-18	Robert Bosch Gmbh	Verfahren zur Offsetkalibrierung eines Drehratensensorsignals eines Drehratensensors, System, Computerprogramm

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4472785A (en) *	1980-10-13	1984-09-18	Victor Company Of Japan, Ltd.	Sampling frequency converter
DE3510573A1 (de) *	1985-03-23	1986-09-25	Philips Patentverwaltung	Digitale analyse-synthese-filterbank mit maximaler taktreduktion

1988
- 1988-02-24 FR FR8802235A patent/FR2627647B1/fr not_active Expired - Fee Related
1989
- 1989-02-20 DE DE89102938T patent/DE68910349T2/de not_active Expired - Fee Related
- 1989-02-20 ES ES198989102938T patent/ES2046344T3/es not_active Expired - Lifetime
- 1989-02-20 AT AT89102938T patent/ATE96953T1/de not_active IP Right Cessation
- 1989-02-20 EP EP89102938A patent/EP0331963B1/fr not_active Expired - Lifetime
- 1989-02-21 CA CA000591625A patent/CA1319177C/fr not_active Expired - Fee Related
- 1989-02-21 NO NO890720A patent/NO300480B1/no unknown
- 1989-02-22 JP JP1042910A patent/JPH01265713A/ja active Pending
- 1989-02-22 FI FI890838A patent/FI94302C/fi not_active IP Right Cessation
- 1989-02-24 US US07/314,900 patent/US4972357A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
FR2627647A1 (fr)	1989-08-25
NO890720D0 (no)	1989-02-21
ATE96953T1 (de)	1993-11-15
FI94302B (fi)	1995-04-28
FI890838A0 (fi)	1989-02-22
FI94302C (fi)	1995-08-10
JPH01265713A (ja)	1989-10-23
FI890838A (fi)	1989-08-25
DE68910349D1 (de)	1993-12-09
CA1319177C (fr)	1993-06-15
DE68910349T2 (de)	1994-03-03
NO300480B1 (no)	1997-06-02
EP0331963B1 (fr)	1993-11-03
ES2046344T3 (es)	1994-02-01
EP0331963A1 (fr)	1989-09-13
FR2627647B1 (fr)	1995-04-14
US4972357A (en)	1990-11-20

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