ATE145772T1 - Verfahren zur reduzierung des leistungsverbrauchs einer digitalen filterbank durch verringern der anzahl der multiplikationen - Google Patents

Verfahren zur reduzierung des leistungsverbrauchs einer digitalen filterbank durch verringern der anzahl der multiplikationen

Info

Publication number
ATE145772T1
ATE145772T1 AT92901314T AT92901314T ATE145772T1 AT E145772 T1 ATE145772 T1 AT E145772T1 AT 92901314 T AT92901314 T AT 92901314T AT 92901314 T AT92901314 T AT 92901314T AT E145772 T1 ATE145772 T1 AT E145772T1
Authority
AT
Austria
Prior art keywords
filter
bank
basic
bands
pct
Prior art date
Application number
AT92901314T
Other languages
English (en)
Inventor
Thomas Lunner
Johan Hellgren
Original Assignee
Thomas Lunner
Johan Hellgren
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 Thomas Lunner, Johan Hellgren filed Critical Thomas Lunner
Application granted granted Critical
Publication of ATE145772T1 publication Critical patent/ATE145772T1/de

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
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0264—Filter sets with mutual related characteristics
    • H03H17/0266—Filter banks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0223—Computation saving measures; Accelerating measures

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Networks Using Active Elements (AREA)
  • Complex Calculations (AREA)
  • Circuits Of Receivers In General (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Amplifiers (AREA)
  • Studio Devices (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Fuel Cell (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Secondary Cells (AREA)
AT92901314T 1990-12-19 1991-12-13 Verfahren zur reduzierung des leistungsverbrauchs einer digitalen filterbank durch verringern der anzahl der multiplikationen ATE145772T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9004055A SE467680B (sv) 1990-12-19 1990-12-19 Digital filterbank med minskad effektfoerbrukning

Publications (1)

Publication Number Publication Date
ATE145772T1 true ATE145772T1 (de) 1996-12-15

Family

ID=20381240

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92901314T ATE145772T1 (de) 1990-12-19 1991-12-13 Verfahren zur reduzierung des leistungsverbrauchs einer digitalen filterbank durch verringern der anzahl der multiplikationen

Country Status (11)

Country Link
US (1) US5436859A (de)
EP (1) EP0574400B1 (de)
JP (1) JP3223188B2 (de)
AT (1) ATE145772T1 (de)
AU (1) AU652210B2 (de)
CA (1) CA2098711C (de)
DE (1) DE69123365T2 (de)
DK (1) DK0574400T3 (de)
ES (1) ES2094899T3 (de)
SE (1) SE467680B (de)
WO (1) WO1992011696A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0608664B1 (de) * 1993-01-29 1999-05-06 STMicroelectronics S.r.l. Verfahren zur Filterung digitaler Signale mit hoher Auslösung und entsprechendem Aufbau digitaler Filter
DE4437158C1 (de) * 1994-10-18 1995-10-19 Ant Nachrichtentech De-/Multiplexer von Frequenzbändern
US5923273A (en) * 1996-11-18 1999-07-13 Crystal Semiconductor Corporation Reduced power FIR filter
US6377968B1 (en) * 1998-04-16 2002-04-23 Hitachi, Ltd. Digital filtering circuit
US7076228B1 (en) * 1999-11-10 2006-07-11 Rilling Kenneth F Interference reduction for multiple signals
JP2000261291A (ja) * 1999-03-11 2000-09-22 Mitsubishi Electric Corp リサンプラ方法およびリサンプラ回路
US7080108B1 (en) * 1999-11-02 2006-07-18 Intel Corporation Discrete filter having a tap selection circuit
WO2003058814A1 (fr) * 2001-12-28 2003-07-17 Sakai, Yasue Procede de conception de filtre numerique et appareil de conception, programme de conception de filtre numerique, et filtre numerique
TW200404234A (en) * 2002-07-15 2004-03-16 Neuro Solution Corp Digital filter designing method, digital filter designing program, digital filter
US7529788B2 (en) 2002-10-21 2009-05-05 Neuro Solution Corp. Digital filter design method and device, digital filter design program, and digital filter
TW200414675A (en) * 2002-10-21 2004-08-01 Neuro Solution Corp Digital filter design method and device, digital filter design program, and digital filter
TW200408813A (en) * 2002-10-21 2004-06-01 Neuro Solution Corp Digital filter design method and device, digital filter design program, and digital filter
JPWO2004079905A1 (ja) * 2003-03-03 2006-06-08 有限会社ニューロソリューション デジタルフィルタの設計方法および装置、デジタルフィルタ設計用プログラム、デジタルフィルタ
US7236693B2 (en) 2005-03-22 2007-06-26 Globaltec Fireplaces, Inc. Flame simulator for use in an electric heater
JP4690243B2 (ja) * 2005-05-11 2011-06-01 ティーオーエー株式会社 デジタルフィルタ、周期性騒音低減装置および騒音低減装置
WO2009150949A1 (ja) * 2008-06-10 2009-12-17 独立行政法人科学技術振興機構 フィルタ
JP2010232714A (ja) * 2009-03-25 2010-10-14 Advantest Corp 信号処理装置、デジタルフィルタ、および、プログラム

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2315809A1 (fr) * 1975-06-24 1977-01-21 Trt Telecom Radio Electr Systeme de transmission des signaux auxiliaires d'un groupe de voies telephoniques d'un multiplex a repartition en frequence
US4542475A (en) * 1982-11-23 1985-09-17 Rca Corporation Sampled data filter system as for a digital TV
US4615026A (en) * 1984-01-20 1986-09-30 Rca Corporation Digital FIR filters with enhanced tap weight resolution
DE3510573A1 (de) * 1985-03-23 1986-09-25 Philips Patentverwaltung Digitale analyse-synthese-filterbank mit maximaler taktreduktion
DE3732085A1 (de) * 1986-03-26 1989-04-06 Ant Nachrichtentech Digitaler filterbaum
DE3610195A1 (de) * 1986-03-26 1987-10-01 Ant Nachrichtentech Digitale filterbank
WO1988003341A1 (en) * 1986-10-30 1988-05-05 Fujitsu Limited Echo canceller with short processing delay and decreased multiplication number
US4829378A (en) * 1988-06-09 1989-05-09 Bell Communications Research, Inc. Sub-band coding of images with low computational complexity
US5050119A (en) * 1989-10-06 1991-09-17 North American Philips Corporation Optimized sparse transversal filter

Also Published As

Publication number Publication date
AU9097391A (en) 1992-07-22
SE467680B (sv) 1992-08-24
CA2098711A1 (en) 1992-06-20
AU652210B2 (en) 1994-08-18
ES2094899T3 (es) 1997-02-01
DE69123365T2 (de) 1997-03-27
US5436859A (en) 1995-07-25
SE9004055L (sv) 1992-06-20
JPH06503450A (ja) 1994-04-14
SE9004055D0 (sv) 1990-12-19
DE69123365D1 (de) 1997-01-09
DK0574400T3 (da) 1997-05-05
CA2098711C (en) 2000-11-14
JP3223188B2 (ja) 2001-10-29
EP0574400B1 (de) 1996-11-27
EP0574400A1 (de) 1993-12-22
WO1992011696A1 (en) 1992-07-09

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee