CA1020636A - Digital filter device for processing binary-coded signal samples - Google Patents

Digital filter device for processing binary-coded signal samples

Info

Publication number: CA1020636A
Authority: CA; Canada
Prior art keywords: filter device; digital filter; coded signal; signal samples; processing binary
Prior art date: 1974-06-17
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

CA229,062A

Other languages

English (en)

French (fr)

Inventor

Ludwig D.J. Eggermont

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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken 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.)

1974-06-17

Filing date

1975-06-11

Publication date

1977-11-08

1975-06-11 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1977-11-08 Application granted granted Critical

1977-11-08 Publication of CA1020636A publication Critical patent/CA1020636A/en

Status Expired legal-status Critical Current

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

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Computer Hardware Design (AREA)
Mathematical Physics (AREA)
Complex Calculations (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)
Radar Systems Or Details Thereof (AREA)

CA229,062A 1974-06-17 1975-06-11 Digital filter device for processing binary-coded signal samples Expired CA1020636A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NLAANVRAGE7408032,A NL176124C (nl)	1974-06-17	1974-06-17	Digitaal filter met vereenvoudigde vermenigvuldiginrichting.

Publications (1)

Publication Number	Publication Date
CA1020636A true CA1020636A (en)	1977-11-08

Family

ID=19821553

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA229,062A Expired CA1020636A (en)	1974-06-17	1975-06-11	Digital filter device for processing binary-coded signal samples

Country Status (10)

Country	Link
US (1)	US3988606A (nl)
JP (1)	JPS5536207B2 (nl)
AU (1)	AU499212B2 (nl)
BE (1)	BE830285A (nl)
CA (1)	CA1020636A (nl)
DE (1)	DE2524749C2 (nl)
FR (1)	FR2315201A1 (nl)
GB (1)	GB1512244A (nl)
NL (1)	NL176124C (nl)
SE (1)	SE401066B (nl)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL178469C (nl) *	1976-07-06	1986-03-17	Philips Nv	Niet-recursief discreet filter.
NL7800406A (nl) *	1978-01-13	1979-07-17	Philips Nv	Inrichting voor het filteren van gecomprimeerde pulscode gemoduleerde signalen.
NL7801866A (nl) *	1978-02-20	1979-08-22	Philips Nv	Digitale filterinrichting voor niet-uniform gekwantiseerde pcm.
US4232373A (en) *	1978-04-14	1980-11-04	Regents For Education Of The State Of Rhode Island	Compensation of fluidic transducers
US4255794A (en) *	1978-05-10	1981-03-10	Nippon Electric Co., Ltd.	Digital filter
US4215280A (en) *	1978-09-01	1980-07-29	Joseph Mahig	Phase responsive frequency detector
DE2840471C2 (de) *	1978-09-16	1984-01-12	Standard Elektrik Lorenz Ag, 7000 Stuttgart	Digitales Filter
JPS55153052A (en) *	1979-05-16	1980-11-28	Nec Corp	Digital multiplier
FR2463416A1 (fr) *	1979-08-14	1981-02-20	Onera (Off Nat Aerospatiale)	Analyseur spectral a filtres numeriques recursifs
NL8203520A (nl) *	1982-09-10	1984-04-02	Philips Nv	Digitale filterinrichting.
US4691293A (en) *	1984-12-28	1987-09-01	Ford Aerospace & Communications Corporation	High frequency, wide range FIR filter
US4791597A (en) *	1986-10-27	1988-12-13	North American Philips Corporation	Multiplierless FIR digital filter with two to the Nth power coefficients
FR2618925B1 (fr) *	1987-07-30	1989-12-15	Rault Jean	Dispositif de calcul numerique pour installation de transmission de donnees en code 2b 1q ou analogue
US7027792B1 (en)	1999-11-23	2006-04-11	Micro Linear Corporation	Topology for a single ended input dual balanced mixer
US6985541B1 (en) *	1999-11-23	2006-01-10	Micor Linear Corporation	FM demodulator for a low IF receiver
US7076217B1 (en)	1999-11-23	2006-07-11	Micro Linear Corporation	Integrated radio transceiver
US7483479B2 (en)	2004-09-16	2009-01-27	Keyeye Communications	Scaled signal processing elements for reduced filter tap noise

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3506813A (en) *	1966-06-13	1970-04-14	Hewlett Packard Co	Signal-to-noise ratio enhancement methods and means
US3639848A (en) *	1970-02-20	1972-02-01	Electronic Communications	Transverse digital filter
US3732409A (en) *	1972-03-20	1973-05-08	Nasa	Counting digital filters
FR2188367B1 (nl) *	1972-06-01	1980-03-21	Ibm France

1974
- 1974-06-17 NL NLAANVRAGE7408032,A patent/NL176124C/nl not_active IP Right Cessation
1975
- 1975-05-22 GB GB22208/75A patent/GB1512244A/en not_active Expired
- 1975-05-30 US US05/582,309 patent/US3988606A/en not_active Expired - Lifetime
- 1975-06-04 DE DE2524749A patent/DE2524749C2/de not_active Expired
- 1975-06-11 CA CA229,062A patent/CA1020636A/en not_active Expired
- 1975-06-13 SE SE7506777A patent/SE401066B/xx not_active IP Right Cessation
- 1975-06-16 BE BE157367A patent/BE830285A/xx not_active IP Right Cessation
- 1975-06-17 AU AU82148/75A patent/AU499212B2/en not_active Expired
- 1975-06-17 FR FR7518897A patent/FR2315201A1/fr active Granted
- 1975-06-17 JP JP7279775A patent/JPS5536207B2/ja not_active Expired

Also Published As

Publication number	Publication date
DE2524749C2 (de)	1987-04-16
FR2315201A1 (fr)	1977-01-14
NL176124B (nl)	1984-09-17
BE830285A (fr)	1975-12-16
AU499212B2 (en)	1979-04-12
DE2524749A1 (de)	1976-01-02
AU8214875A (en)	1976-12-23
US3988606A (en)	1976-10-26
GB1512244A (en)	1978-05-24
NL7408032A (nl)	1975-12-19
SE401066B (sv)	1978-04-17
FR2315201B1 (nl)	1982-04-16
JPS5536207B2 (nl)	1980-09-19
SE7506777L (sv)	1975-12-18
NL176124C (nl)	1985-02-18
JPS5112746A (nl)	1976-01-31

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