DE2549574C3 - Rekursives Digitalfilter - Google Patents

Rekursives Digitalfilter

Info

Publication number
DE2549574C3
DE2549574C3 DE2549574A DE2549574A DE2549574C3 DE 2549574 C3 DE2549574 C3 DE 2549574C3 DE 2549574 A DE2549574 A DE 2549574A DE 2549574 A DE2549574 A DE 2549574A DE 2549574 C3 DE2549574 C3 DE 2549574C3
Authority
DE
Germany
Prior art keywords
arrangement
digital
output
numbers
quantization
Prior art date
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
DE2549574A
Other languages
German (de)
English (en)
Other versions
DE2549574B2 (de
DE2549574A1 (de
Inventor
Hans-Juergen Geldrop Butterweck
Theodoor Antonius Carel Maria Claasen
Wolfgang Friedrich Georg Mecklenbraeuker
Johannes Bernhard Heinrich Peek
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.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of DE2549574A1 publication Critical patent/DE2549574A1/de
Publication of DE2549574B2 publication Critical patent/DE2549574B2/de
Application granted granted Critical
Publication of DE2549574C3 publication Critical patent/DE2549574C3/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • 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
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/80—Generating trains of sinusoidal oscillations

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
  • Complex Calculations (AREA)
DE2549574A 1974-11-14 1975-11-05 Rekursives Digitalfilter Expired DE2549574C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7414848,A NL169535C (nl) 1974-11-14 1974-11-14 Digitale signaalbewerkingsinrichting met gestuurde kwantisering.

Publications (3)

Publication Number Publication Date
DE2549574A1 DE2549574A1 (de) 1976-05-20
DE2549574B2 DE2549574B2 (de) 1979-08-23
DE2549574C3 true DE2549574C3 (de) 1980-05-08

Family

ID=19822469

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2549574A Expired DE2549574C3 (de) 1974-11-14 1975-11-05 Rekursives Digitalfilter

Country Status (11)

Country Link
US (1) US4034196A (https=)
JP (1) JPS6030129B2 (https=)
AU (1) AU502889B2 (https=)
BE (1) BE835514A (https=)
CA (1) CA1078521A (https=)
DE (1) DE2549574C3 (https=)
DK (1) DK506875A (https=)
FR (1) FR2291652A1 (https=)
GB (1) GB1522698A (https=)
NL (1) NL169535C (https=)
SE (1) SE416602B (https=)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL178640C (nl) * 1976-07-12 1986-04-16 Philips Nv Digitale signaalbewerkingsinrichting.
JPS54554A (en) * 1977-06-03 1979-01-05 Hitachi Ltd Digital filter
JPS6034853B2 (ja) * 1978-02-15 1985-08-10 株式会社日立製作所 デジタルフイルタ
US4195350A (en) * 1978-06-19 1980-03-25 Cbs Inc. Method and apparatus for eliminating deadband in digital recursive filters
FR2429468A1 (fr) * 1978-06-21 1980-01-18 Materiel Telephonique Generateur numerique de signaux sinusoidaux
US4321685A (en) * 1978-11-20 1982-03-23 Masao Kasuga Circuit for reducing the limit cycle in a digital filter
JPS5571316A (en) * 1978-11-24 1980-05-29 Hitachi Ltd Recursive digital filter
US4213187A (en) * 1978-12-14 1980-07-15 Bell Telephone Laboratories, Incorporated Digital filters with control of limit cycles
US4236224A (en) * 1978-12-26 1980-11-25 Rockwell International Corporation Low roundoff noise digital filter
IT1118625B (it) * 1979-05-11 1986-03-03 Cselt Centro Studi Lab Telecom Perfezionamenti agli equializzatori per trasmissione di segnali numeri ci
US4272648A (en) * 1979-11-28 1981-06-09 International Telephone And Telegraph Corporation Gain control apparatus for digital telephone line circuits
DE3029249C2 (de) * 1980-08-01 1984-11-15 ANT Nachrichtentechnik GmbH, 7150 Backnang Verfahren zur Synchronisation eines gestörten Empfangssignals mit dem zugehörigen Sendesignal sowie Schaltungsanordnung zur Durchführung dieses Verfahrens
US4356559A (en) * 1980-08-01 1982-10-26 Bell Telephone Laboratories, Incorporated Logic arrangement for recursive digital filter
DE3033382C2 (de) * 1980-09-04 1982-06-09 Siemens AG, 1000 Berlin und 8000 München Puls-Doppler-Radar mit einer von Rekursionsfiltern gebildeten Festzeichenunterdrückungsschaltung
US4435823A (en) 1980-12-29 1984-03-06 Harris Corporation Adaptive equalizer capable of linear and nonlinear weighting
DE3112570C2 (de) * 1981-03-30 1983-12-22 Siemens AG, 1000 Berlin und 8000 München Digitaler Cosinus-Generator
US4438504A (en) 1981-06-15 1984-03-20 Bell Telephone Laboratories, Incorporated Adaptive techniques for automatic frequency determination and measurement
NL8105801A (nl) * 1981-12-23 1983-07-18 Philips Nv Recursief digitaal filter.
NL8201344A (nl) * 1982-03-31 1983-10-17 Philips Nv Digitale toonregelinrichting.
IT1159580B (it) * 1983-05-05 1987-03-04 Cselt Centro Studi Lab Telecom Perfezionamenti agli equalizzatori per la correzione di segnali numerici con un ramo di post decisione e un ramo di pre decisione in parallelo
US4589084A (en) * 1983-05-16 1986-05-13 Rca Corporation Apparatus for symmetrically truncating two's complement binary signals as for use with interleaved quadrature signals
EP0174593B1 (en) * 1984-09-04 1991-12-11 Nec Corporation Digital tank circuit
US4812987A (en) * 1984-11-06 1989-03-14 Sharp Kabushiki Kaisha Wave shaping circuit
NL8500805A (nl) * 1985-03-20 1986-10-16 Philips Nv Recursief eerste orde digitaal videosignaalfilter.
US4703447A (en) * 1985-04-05 1987-10-27 The Grass Valley Group, Inc. Mixer controlled variable passband finite impulse response filter
GB8510969D0 (en) * 1985-04-30 1985-06-05 British Telecomm Digital filters
JPH04332215A (ja) * 1991-05-08 1992-11-19 Matsushita Electric Ind Co Ltd オフセット除去装置
JP2807170B2 (ja) * 1993-06-01 1998-10-08 松下電器産業株式会社 演算装置
US8138840B2 (en) * 2009-01-23 2012-03-20 International Business Machines Corporation Optimal dithering of a digitally controlled oscillator with clock dithering for gain and bandwidth control

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3609568A (en) * 1970-06-08 1971-09-28 Bell Telephone Labor Inc Stable digital filter apparatus
US3725687A (en) * 1971-03-04 1973-04-03 Bell Telephone Labor Inc Threshold logic digital filter
US3749895A (en) * 1971-10-06 1973-07-31 Bell Telephone Labor Inc Apparatus for suppressing limit cycles due to quantization in digital filters

Also Published As

Publication number Publication date
FR2291652B1 (https=) 1979-05-11
FR2291652A1 (fr) 1976-06-11
DE2549574B2 (de) 1979-08-23
SE416602B (sv) 1981-01-19
US4034196A (en) 1977-07-05
GB1522698A (en) 1978-08-23
DE2549574A1 (de) 1976-05-20
NL7414848A (nl) 1976-05-18
SE7512617L (sv) 1976-05-17
JPS6030129B2 (ja) 1985-07-15
BE835514A (fr) 1976-05-12
JPS5172255A (https=) 1976-06-22
CA1078521A (en) 1980-05-27
AU502889B2 (en) 1979-08-09
NL169535B (nl) 1982-02-16
AU8646675A (en) 1977-05-19
NL169535C (nl) 1982-07-16
DK506875A (da) 1976-05-15

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee