NL171509C - STABLE DIGITAL WAVE FILTER. - Google Patents

STABLE DIGITAL WAVE FILTER.

Info

Publication number: NL171509C
Authority: NL; Netherlands
Prior art keywords: wave filter; digital wave; stable digital; stable; filter
Prior art date: 1970-06-03

Application number

NL7504623A

Other languages

Dutch (nl)

Other versions

NL7504623A (en

NL171509B (en

Original Assignee

Siemens Ag

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.)

1970-06-03

Filing date

1975-04-18

Publication date

1983-04-05

1970-06-03 Priority claimed from DE2027303A external-priority patent/DE2027303C3/en

1974-04-19 Priority claimed from DE2418923A external-priority patent/DE2418923C3/en

1975-04-18 Application filed by Siemens Ag filed Critical Siemens Ag

1975-10-21 Publication of NL7504623A publication Critical patent/NL7504623A/en

1982-11-01 Publication of NL171509B publication Critical patent/NL171509B/en

1983-04-05 Application granted granted Critical

1983-04-05 Publication of NL171509C publication Critical patent/NL171509C/en

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
- H03H17/0201—Wave digital filters

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Computer Hardware Design (AREA)
Mathematical Physics (AREA)
Networks Using Active Elements (AREA)

NL7504623A 1970-06-03 1975-04-18 STABLE DIGITAL WAVE FILTER. NL171509C (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE2027303A DE2027303C3 (en)	1970-06-03	1970-06-03	Filters with frequency-dependent transmission properties for electrical analog signals
DE2418923A DE2418923C3 (en)	1974-04-19	1974-04-19	Digital computer filter for electrical signals

Publications (3)

Publication Number	Publication Date
NL7504623A NL7504623A (en)	1975-10-21
NL171509B NL171509B (en)	1982-11-01
NL171509C true NL171509C (en)	1983-04-05

Family

ID=25759226

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7504623A NL171509C (en)	1970-06-03	1975-04-18	STABLE DIGITAL WAVE FILTER.

Country Status (7)

Country	Link
AT (1)	AT348588B (en)
BE (1)	BE828109R (en)
CH (1)	CH580888A5 (en)
FR (1)	FR2268405B2 (en)
GB (1)	GB1509792A (en)
LU (1)	LU72321A1 (en)
NL (1)	NL171509C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL7514908A (en) *	1975-12-22	1977-06-24	Ir Gerard Verkroost	DIGITAL SIGNAL PROCESSING DEVICE CONTAINING A WAVE TYPE DIGITAL FILTER.

1975
- 1975-04-10 GB GB1469875A patent/GB1509792A/en not_active Expired
- 1975-04-15 FR FR7511624A patent/FR2268405B2/fr not_active Expired
- 1975-04-16 CH CH481975A patent/CH580888A5/xx not_active IP Right Cessation
- 1975-04-18 AT AT300575A patent/AT348588B/en not_active IP Right Cessation
- 1975-04-18 LU LU72321A patent/LU72321A1/xx unknown
- 1975-04-18 BE BE155544A patent/BE828109R/en not_active IP Right Cessation
- 1975-04-18 NL NL7504623A patent/NL171509C/en active

Also Published As

Publication number	Publication date
GB1509792A (en)	1978-05-04
FR2268405A2 (en)	1975-11-14
AT348588B (en)	1979-02-26
LU72321A1 (en)	1975-08-20
FR2268405B2 (en)	1978-02-24
ATA300575A (en)	1978-07-15
CH580888A5 (en)	1976-10-15
BE828109R (en)	1975-10-20
NL7504623A (en)	1975-10-21
NL171509B (en)	1982-11-01

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Legal Events

Date	Code	Title	Description
1987-02-02	V3	Additional patents lapsed at the same time as the main patent
1991-02-18	V3	Additional patents lapsed at the same time as the main patent