CH580360A5 - - Google Patents

Info

Publication number
CH580360A5
CH580360A5 CH932174A CH932174A CH580360A5 CH 580360 A5 CH580360 A5 CH 580360A5 CH 932174 A CH932174 A CH 932174A CH 932174 A CH932174 A CH 932174A CH 580360 A5 CH580360 A5 CH 580360A5
Authority
CH
Switzerland
Application number
CH932174A
Original Assignee
Philips 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.)
Filing date
Publication date
Priority claimed from NL7309534A external-priority patent/NL165894C/xx
Priority claimed from NL7312946A external-priority patent/NL7312946A/xx
Application filed by Philips Nv filed Critical Philips Nv
Publication of CH580360A5 publication Critical patent/CH580360A5/xx

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)
  • Complex Calculations (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Filters That Use Time-Delay Elements (AREA)
CH932174A 1973-07-09 1974-07-08 CH580360A5 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7309534A NL165894C (nl) 1973-07-09 1973-07-09 Recursief digitaal filter.
NL7312946A NL7312946A (en) 1973-09-20 1973-09-20 Digital filter cct. - with input stage, output stage and two intermediate delay networks

Publications (1)

Publication Number Publication Date
CH580360A5 true CH580360A5 (da) 1976-09-30

Family

ID=26644896

Family Applications (1)

Application Number Title Priority Date Filing Date
CH932174A CH580360A5 (da) 1973-07-09 1974-07-08

Country Status (10)

Country Link
US (1) US3997770A (da)
JP (1) JPS5524728B2 (da)
AT (1) AT333347B (da)
BE (1) BE817455A (da)
CA (1) CA1027642A (da)
CH (1) CH580360A5 (da)
DE (1) DE2432594C3 (da)
DK (1) DK150875C (da)
FR (1) FR2237376B1 (da)
GB (1) GB1461477A (da)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7514908A (nl) * 1975-12-22 1977-06-24 Ir Gerard Verkroost Digitale signaalbewerkingsinrichting bevattende een digitaal filter van het golftype.
US4195350A (en) * 1978-06-19 1980-03-25 Cbs Inc. Method and apparatus for eliminating deadband in digital recursive filters
US4225937A (en) * 1978-09-18 1980-09-30 Xerox Corporation Method and apparatus for suppression of error accumulation in recursive computation of a discrete Fourier transform
US4351032A (en) * 1978-12-04 1982-09-21 General Electric Company Frequency sensing circuit
US4236224A (en) * 1978-12-26 1980-11-25 Rockwell International Corporation Low roundoff noise digital filter
JPS5632892A (en) * 1979-06-18 1981-04-02 Fernseh Inc Digital code filtering system for pal type television signal
US4272648A (en) * 1979-11-28 1981-06-09 International Telephone And Telegraph Corporation Gain control apparatus for digital telephone line circuits
US4356559A (en) * 1980-08-01 1982-10-26 Bell Telephone Laboratories, Incorporated Logic arrangement for recursive digital filter
US4386430A (en) * 1980-10-23 1983-05-31 International Telephone And Telegraph Corporation Automatic equalizer for synthesizing recursive filters
NL8105801A (nl) * 1981-12-23 1983-07-18 Philips Nv Recursief digitaal filter.
JPH0732347B2 (ja) * 1985-06-28 1995-04-10 松下電器産業株式会社 巡回形デイジタルフイルタ
US5049885A (en) * 1989-10-13 1991-09-17 Cincinnati Microwave, Inc. Long range police radar warning receiver
US5079553A (en) * 1989-10-13 1992-01-07 Cincinnati Microwave, Inc. Long range police radar warning receiver
US5134406A (en) * 1989-10-13 1992-07-28 Cincinnati Microwave, Inc. Long range police radar warning receiver with multiple array averaging
US4954828A (en) * 1989-10-13 1990-09-04 Cincinnati Microwave, Inc. Long range police radar warning receiver
JPH04332215A (ja) * 1991-05-08 1992-11-19 Matsushita Electric Ind Co Ltd オフセット除去装置
JPH08172343A (ja) * 1994-12-15 1996-07-02 Sony Corp Ｉｉｒ型ディジタルフィルタの構成方法
JP4469515B2 (ja) * 2001-06-06 2010-05-26 パイオニア株式会社 ディジタルフィルタ

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
US3619586A (en) * 1968-11-25 1971-11-09 Research Corp Universal digital filter for linear discrete systems
US3749895A (en) * 1971-10-06 1973-07-31 Bell Telephone Labor Inc Apparatus for suppressing limit cycles due to quantization in digital filters
US3780279A (en) * 1972-01-17 1973-12-18 Collins Radio Co Means for extending the identification range of radio equipments using repetitive coded identification signals

Also Published As

Publication number Publication date
JPS5039846A (da) 1975-04-12
GB1461477A (en) 1977-01-13
US3997770A (en) 1976-12-14
FR2237376B1 (da) 1977-10-07
DK150875C (da) 1988-01-25
JPS5524728B2 (da) 1980-07-01
AU7098674A (en) 1976-01-08
CA1027642A (en) 1978-03-07
DK363074A (da) 1975-02-24
ATA566374A (de) 1976-03-15
USB484121I5 (da) 1976-03-16
FR2237376A1 (da) 1975-02-07
DE2432594C3 (de) 1979-07-12
DK150875B (da) 1987-07-06
DE2432594A1 (de) 1975-01-30
AT333347B (de) 1976-11-10
DE2432594B2 (de) 1978-11-09
BE817455A (fr) 1975-01-09

Similar Documents

Publication Publication Date Title
AR201758A1 (da)
AU476761B2 (da)
AU465372B2 (da)
AR201235Q (da)
AR201231Q (da)
AU474593B2 (da)
AU474511B2 (da)
AU474838B2 (da)
DK363074A (da)
AU465453B2 (da)
AU471343B2 (da)
AU465434B2 (da)
AU450229B2 (da)
AU476714B2 (da)
AR201229Q (da)
AU476696B2 (da)
AU472848B2 (da)
AU466283B2 (da)
AR199451A1 (da)
AU477823B2 (da)
AR196382A1 (da)
AR197627A1 (da)
AR193950A1 (da)
AR195311A1 (da)
AU447540B2 (da)

Legal Events

Date Code Title Description
PL Patent ceased