BE810095A - Digitael filter - Google Patents

Digitael filter

Info

Publication number: BE810095A
Authority: BE; Belgium
Prior art keywords: digitael; filter; digitael filter
Prior art date: 1973-01-25

Application number

BE140125A

Other languages

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.)

1973-01-25

Filing date

1974-01-23

Publication date

1974-07-23

1974-01-23 Application filed filed Critical

1974-07-23 Publication of BE810095A publication Critical patent/BE810095A/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
- H03H17/06—Non-recursive filters
- H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Computer Hardware Design (AREA)
Mathematical Physics (AREA)
Complex Calculations (AREA)
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Analogue/Digital Conversion (AREA)
Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Synchronisation In Digital Transmission Systems (AREA)
Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)

BE140125A 1973-01-25 1974-01-23 Digitael filter BE810095A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7302584A FR2273419B1 (fr)	1973-01-25	1973-01-25

Publications (1)

Publication Number	Publication Date
BE810095A true BE810095A (fr)	1974-07-23

Family

ID=9113823

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE140125A BE810095A (fr)	1973-01-25	1974-01-23	Digitael filter

Country Status (11)

Country	Link
US (1)	US3928755A (fr)
JP (1)	JPS5423546B2 (fr)
AT (1)	AT343724B (fr)
BE (1)	BE810095A (fr)
CA (1)	CA1011823A (fr)
CH (1)	CH599718A5 (fr)
DE (1)	DE2403233C3 (fr)
FR (1)	FR2273419B1 (fr)
GB (1)	GB1418616A (fr)
NL (1)	NL7400761A (fr)
SE (1)	SE389245B (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL176211C (nl) *	1974-09-16	1985-03-01	Philips Nv	Interpolerend digitaal filter.
NL179620C (nl) *	1975-05-29	1986-10-01	Philips Nv	Niet-recursief, interpolerend, digitaal filter.
US4006314A (en) *	1976-01-29	1977-02-01	Bell Telephone Laboratories, Incorporated	Digital interface for resynchronizing digital signals
NL180369C (nl)	1977-04-04	1987-02-02	Philips Nv	Inrichting voor het omzetten van discrete signalen in een discreet enkelzijband frequentie-multiplex-signaal en omgekeerd.
US4233683A (en) *	1978-01-31	1980-11-11	Harris Corporation	Cascaded equalizer technique
JPS5558612A (en) *	1978-10-26	1980-05-01	Kokusai Denshin Denwa Co Ltd <Kdd>	Delay circuit
DE3028705A1 (de) *	1980-07-29	1982-02-11	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Minimalphasiges filter zur aenderung der abtastfrequenz
US4466016A (en) *	1981-05-27	1984-08-14	Rca Corporation	Television signal filtering system
NL8202687A (nl) *	1982-07-05	1984-02-01	Philips Nv	Decimerende filterinrichting.
DE3370280D1 (en) *	1982-12-27	1987-04-23	Toshiba Kk	Superposed image display device
JPH0834408B2 (ja) *	1983-12-23	1996-03-29	ソニー株式会社	Ｉｉｒデイジタルフイルタ
GB2158980B (en) *	1984-03-23	1989-01-05	Ricoh Kk	Extraction of phonemic information
GB8421378D0 (en) *	1984-08-23	1984-09-26	British Broadcasting Corp	Variable speed replay
JPH0744425B2 (ja) *	1986-12-29	1995-05-15	日本電気ホームエレクトロニクス株式会社	デイジタル濾波回路
EP0476214B1 (fr) *	1990-09-18	1995-08-09	ALCATEL BELL Naamloze Vennootschap	Interpolateur pour augmenter le débit des mots de sortie d'un signal numérique
US5475628A (en) *	1992-09-30	1995-12-12	Analog Devices, Inc.	Asynchronous digital sample rate converter
US5867695A (en) *	1992-10-16	1999-02-02	International Business Machines Corp.	Method and system for reduced metastability between devices which communicate and operate at different clock frequencies
US5638010A (en) *	1995-06-07	1997-06-10	Analog Devices, Inc.	Digitally controlled oscillator for a phase-locked loop providing a residue signal for use in continuously variable interpolation and decimation filters
US6480534B1 (en) *	1997-10-08	2002-11-12	Texas Instruments Incorporated	Apparatus and method for a reduced component equalizer circuit
AT407684B (de) *	1997-12-23	2001-05-25	Ericsson Austria Ag	Filteranordnung
US7072412B1 (en)	1999-11-09	2006-07-04	Maurice Bellanger	Multicarrier digital transmission system using an OQAM transmultiplexer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3521041A (en) *	1967-07-19	1970-07-21	Ibm	Digital filters
US3732409A (en) *	1972-03-20	1973-05-08	Nasa	Counting digital filters

1973
- 1973-01-25 FR FR7302584A patent/FR2273419B1/fr not_active Expired
1974
- 1974-01-21 NL NL7400761A patent/NL7400761A/xx not_active Application Discontinuation
- 1974-01-22 SE SE7400796A patent/SE389245B/xx not_active IP Right Cessation
- 1974-01-23 CH CH91374A patent/CH599718A5/xx not_active IP Right Cessation
- 1974-01-23 GB GB312174A patent/GB1418616A/en not_active Expired
- 1974-01-23 BE BE140125A patent/BE810095A/fr not_active IP Right Cessation
- 1974-01-24 CA CA190,826A patent/CA1011823A/en not_active Expired
- 1974-01-24 US US436392A patent/US3928755A/en not_active Expired - Lifetime
- 1974-01-24 DE DE2403233A patent/DE2403233C3/de not_active Expired
- 1974-01-25 JP JP1032274A patent/JPS5423546B2/ja not_active Expired
- 1974-01-25 AT AT60674A patent/AT343724B/de not_active IP Right Cessation

Also Published As

Publication number	Publication date
ATA60674A (de)	1977-10-15
FR2273419B1 (fr)	1976-09-10
DE2403233C3 (de)	1980-09-25
AT343724B (de)	1978-06-12
FR2273419A1 (fr)	1975-12-26
DE2403233B2 (fr)	1980-01-31
CH599718A5 (fr)	1978-05-31
JPS5423546B2 (fr)	1979-08-14
GB1418616A (en)	1975-12-24
CA1011823A (en)	1977-06-07
AU6497574A (en)	1975-07-31
DE2403233A1 (de)	1974-08-01
NL7400761A (fr)	1974-07-29
SE389245B (sv)	1976-10-25
US3928755A (en)	1975-12-23
JPS49110252A (fr)	1974-10-21

Legal Events

Date

Code

Title

Description

1985-07-31

RE

Patent lapsed

Owner name: TELECOMMUNICATIONS RADIOELECTRIQUES ET TELEPHONIQU

Effective date: 19850123

Publication	Publication Date	Title
AT325093B (de)	1975-10-10	Trittbahn
FI56310B (fi)	1979-09-28	Filterelement
SE402701B (sv)	1978-07-17	Kaffefilter
BE810095A (fr)	1974-07-23	Digitael filter
IT1007031B (it)	1976-10-30	Cassetta filtrante
NL153745B (nl)	1977-06-15	Hoogdoorlaatfilter.
AT329420B (de)	1976-05-10	Monoschi
AT325408B (de)	1975-10-27	Stoffloser
IT1008986B (it)	1976-11-30	Filtrazione
SE405552B (sv)	1978-12-18	Filterpaket
SE386596B (sv)	1976-08-16	Magnetiskt filter
CH546090A (de)	1974-02-28	Filtergeraet.
ATA596573A (de)	1979-06-15	Taschenfilter
AT332779B (de)	1976-10-11	Zigarettenfilter
IT985801B (it)	1974-12-20	Filtro automatico
FI56767B (fi)	1979-12-31	Filter foer roekbar tobaksprodukt
AT330805B (de)	1976-07-26	Elektromagnetfilter
AT359470B (de)	1980-11-10	Gasfilter
AT323390B (de)	1975-07-10	Türstock
AT338834B (de)	1977-09-12	Filtergerat
SU505000A1 (ru)	1976-02-28	Отражательный фильтр
DK134422B (da)	1976-11-08	Papir-kaffefilter.
PL96222B1 (pl)	1977-12-31	Material filtracyjny
IT991446B (it)	1975-07-30	Filtro autopulitore
AT331737B (de)	1976-08-25	Rippsamt