DK0574400T3 - Fremgangsmåde til reduktion af en digital filterbanks effektforbrug ved nedsættelse af antallet af multiplikationer - Google Patents

Fremgangsmåde til reduktion af en digital filterbanks effektforbrug ved nedsættelse af antallet af multiplikationer

Info

Publication number
DK0574400T3
DK0574400T3 DK92901314.2T DK92901314T DK0574400T3 DK 0574400 T3 DK0574400 T3 DK 0574400T3 DK 92901314 T DK92901314 T DK 92901314T DK 0574400 T3 DK0574400 T3 DK 0574400T3
Authority
DK
Denmark
Prior art keywords
filter
bank
basic
bands
pct
Prior art date
Application number
DK92901314.2T
Other languages
Danish (da)
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 DK0574400T3 publication Critical patent/DK0574400T3/da

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)
  • Emergency Protection Circuit Devices (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Circuits Of Receivers In General (AREA)
  • Analogue/Digital Conversion (AREA)
  • Secondary Cells (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Fuel Cell (AREA)
  • Amplifiers (AREA)
  • Studio Devices (AREA)
DK92901314.2T 1990-12-19 1991-12-13 Fremgangsmåde til reduktion af en digital filterbanks effektforbrug ved nedsættelse af antallet af multiplikationer DK0574400T3 (da)

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
DK0574400T3 true DK0574400T3 (da) 1997-05-05

Family

ID=20381240

Family Applications (1)

Application Number Title Priority Date Filing Date
DK92901314.2T DK0574400T3 (da) 1990-12-19 1991-12-13 Fremgangsmåde til reduktion af en digital filterbanks effektforbrug ved nedsættelse af antallet af multiplikationer

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
DE69324789T2 (de) * 1993-01-29 1999-09-16 Stmicroelectronics S.R.L., Agrate Brianza 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
TW200303648A (en) * 2001-12-28 2003-09-01 Sakai Yasue Design method and design apparatus of digital filter, program for design of digital filter, and digital filter
TW200404234A (en) * 2002-07-15 2004-03-16 Neuro Solution Corp Digital filter designing method, digital filter designing program, 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
TW200414675A (en) * 2002-10-21 2004-08-01 Neuro Solution Corp Digital filter design method and device, digital filter design program, and 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
CN1757162A (zh) * 2003-03-03 2006-04-05 神经网络处理有限公司 数字滤波器的设计方法及装置、数字滤波器设计用程序、数字滤波器
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
US8949303B2 (en) 2008-06-10 2015-02-03 Japanese Science And Technology Agency Filter
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
DE3610195A1 (de) * 1986-03-26 1987-10-01 Ant Nachrichtentech Digitale filterbank
DE3732085A1 (de) * 1986-03-26 1989-04-06 Ant Nachrichtentech Digitaler filterbaum
US4951269A (en) * 1986-10-30 1990-08-21 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
WO1992011696A1 (en) 1992-07-09
ATE145772T1 (de) 1996-12-15
CA2098711A1 (en) 1992-06-20
DE69123365D1 (de) 1997-01-09
AU652210B2 (en) 1994-08-18
SE9004055D0 (sv) 1990-12-19
US5436859A (en) 1995-07-25
CA2098711C (en) 2000-11-14
JP3223188B2 (ja) 2001-10-29
JPH06503450A (ja) 1994-04-14
ES2094899T3 (es) 1997-02-01
EP0574400A1 (de) 1993-12-22
EP0574400B1 (de) 1996-11-27
DE69123365T2 (de) 1997-03-27
SE9004055L (sv) 1992-06-20
SE467680B (sv) 1992-08-24

Similar Documents

Publication Publication Date Title
SE9004055L (sv) Digital filterbank med minskad effektfoerbrukning
Powell et al. A technique for realizing linear phase IIR filters
Qian et al. Decomposition of the Wigner-Ville distribution and time-frequency distribution series
DE60133135D1 (de) Akustisches volumenwellenfilter
ATE61894T1 (de) Digitaler fir-filter mit aufloesungsvermoegen bei den multiplizierkoeffizienten.
FI922772A0 (fi) Ytvaogsreflektorfilter.
Zheng et al. Design of FRM-based nonuniform filter bank with reduced effective wordlength for hearing aids
FI890838A0 (fi) Digitaalinen suodatin integroidulla desimoinnilla
DE60024280D1 (de) Digitales Filter für ein Hörgerät
Gustafsson et al. Design of linear-phase FIR filters combining subexpression sharing with MILP
Saramaki et al. Properties and structures of linear-phase FIR filters based on switching and resetting of IIR filters
EP1137175A3 (de) Akustische Oberflechenwellenvorrichtung
CA2177664A1 (en) Digital receive filter for communications systems
EP0881763A3 (de) Filteranordnung mit akustischen Oberflächenwellen und mehreren Durchlassbändern
KR920001830A (ko) 입력가중형 트랜스 버셜필터
JPS5735417A (en) D/a converter
Kailath Remarks on the origin of the displacement-rank concept
Onat et al. Optimized delay characteristics for a hearing instrument filter bank
Vaidyanathan New cascaded lattice structures for FIR filters having extremely low coefficent sensitivity
EP0817376A3 (de) Nicht-linearer Filter mit verringerter Phasenverschiebung
KR940017128A (ko) 디지틀 대역 분할 주파수 변환에서의 필터 계수 배열 방법
JPS56120212A (en) Digital filter of block floating decimal point
DE59410437D1 (de) Digitaler Filterbaustein
ES265816U (es) Bobina hibrida electronica.
KR970002643A (ko) 어드레스 발생기