SE9004055D0 - Foerfarande foer reducering av effektfoerbrukning i digital filterbank genom reducering av antalet multiplikationer - Google Patents

Foerfarande foer reducering av effektfoerbrukning i digital filterbank genom reducering av antalet multiplikationer

Info

Publication number
SE9004055D0
SE9004055D0 SE9004055A SE9004055A SE9004055D0 SE 9004055 D0 SE9004055 D0 SE 9004055D0 SE 9004055 A SE9004055 A SE 9004055A SE 9004055 A SE9004055 A SE 9004055A SE 9004055 D0 SE9004055 D0 SE 9004055D0
Authority
SE
Sweden
Prior art keywords
filter
bank
basic
bands
pct
Prior art date
Application number
SE9004055A
Other languages
English (en)
Other versions
SE467680B (sv
SE9004055L (sv
Inventor
Johan Hellgren
Thomas Lunner
Original Assignee
Johan Hellgren
Thomas Lunner
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 Johan Hellgren, Thomas Lunner filed Critical Johan Hellgren
Priority to SE9004055A priority Critical patent/SE467680B/sv
Publication of SE9004055D0 publication Critical patent/SE9004055D0/sv
Priority to EP92901314A priority patent/EP0574400B1/en
Priority to CA002098711A priority patent/CA2098711C/en
Priority to JP50148692A priority patent/JP3223188B2/ja
Priority to ES92901314T priority patent/ES2094899T3/es
Priority to PCT/SE1991/000860 priority patent/WO1992011696A1/en
Priority to AU90973/91A priority patent/AU652210B2/en
Priority to US08/081,263 priority patent/US5436859A/en
Priority to DE69123365T priority patent/DE69123365T2/de
Priority to AT92901314T priority patent/ATE145772T1/de
Priority to DK92901314.2T priority patent/DK0574400T3/da
Publication of SE9004055L publication Critical patent/SE9004055L/sv
Publication of SE467680B publication Critical patent/SE467680B/sv

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)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Circuits Of Receivers In General (AREA)
  • Studio Devices (AREA)
  • Amplifiers (AREA)
  • Fuel Cell (AREA)
  • Secondary Cells (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
SE9004055A 1990-12-19 1990-12-19 Digital filterbank med minskad effektfoerbrukning SE467680B (sv)

Priority Applications (11)

Application Number Priority Date Filing Date Title
SE9004055A SE467680B (sv) 1990-12-19 1990-12-19 Digital filterbank med minskad effektfoerbrukning
DK92901314.2T DK0574400T3 (da) 1990-12-19 1991-12-13 Fremgangsmåde til reduktion af en digital filterbanks effektforbrug ved nedsættelse af antallet af multiplikationer
ES92901314T ES2094899T3 (es) 1990-12-19 1991-12-13 Metodo para reducir el consumo de energia de un banco de filtros digitales por reduccion del numero de multiplicaciones.
CA002098711A CA2098711C (en) 1990-12-19 1991-12-13 Method to reduce the power consumation of a digital filter bank by reducing the number of multiplications
JP50148692A JP3223188B2 (ja) 1990-12-19 1991-12-13 積の数を減らすことによりディジタルフィルタバンクの電力消費を減らす方法
EP92901314A EP0574400B1 (en) 1990-12-19 1991-12-13 A method to reduce the power consumation of a digital filter bank by reducing the number of multiplications
PCT/SE1991/000860 WO1992011696A1 (en) 1990-12-19 1991-12-13 A method to reduce the power consumation of a digital filter bank by reducing the number of multiplications
AU90973/91A AU652210B2 (en) 1990-12-19 1991-12-13 A method to reduce the power consumation of a digital filter bank by reducing the number of multiplications
US08/081,263 US5436859A (en) 1990-12-19 1991-12-13 Method to reduce the power consumation of a digital filter bank analyzer reducing the number of multiplications
DE69123365T DE69123365T2 (de) 1990-12-19 1991-12-13 Verfahren zur reduzierung des leistungsverbrauchs einer digitalen filterbank durch verringern der anzahl der multiplikationen
AT92901314T ATE145772T1 (de) 1990-12-19 1991-12-13 Verfahren zur reduzierung des leistungsverbrauchs einer digitalen filterbank durch verringern der anzahl der multiplikationen

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 (3)

Publication Number Publication Date
SE9004055D0 true SE9004055D0 (sv) 1990-12-19
SE9004055L SE9004055L (sv) 1992-06-20
SE467680B SE467680B (sv) 1992-08-24

Family

ID=20381240

Family Applications (1)

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

Country Status (11)

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

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
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
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
DE3732085A1 (de) * 1986-03-26 1989-04-06 Ant Nachrichtentech Digitaler filterbaum
DE3610195A1 (de) * 1986-03-26 1987-10-01 Ant Nachrichtentech Digitale filterbank
EP0288577B1 (en) * 1986-10-30 1992-06-03 Fujitsu Limited Echo canceller with short processing delay and decreased multiplication number and method for controlling an echo signal
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
CA2098711A1 (en) 1992-06-20
AU9097391A (en) 1992-07-22
AU652210B2 (en) 1994-08-18
DE69123365T2 (de) 1997-03-27
CA2098711C (en) 2000-11-14
ATE145772T1 (de) 1996-12-15
JPH06503450A (ja) 1994-04-14
US5436859A (en) 1995-07-25
EP0574400A1 (en) 1993-12-22
WO1992011696A1 (en) 1992-07-09
EP0574400B1 (en) 1996-11-27
ES2094899T3 (es) 1997-02-01
SE467680B (sv) 1992-08-24
SE9004055L (sv) 1992-06-20
DK0574400T3 (da) 1997-05-05
DE69123365D1 (de) 1997-01-09
JP3223188B2 (ja) 2001-10-29

Similar Documents

Publication Publication Date Title
SE9004055D0 (sv) Foerfarande foer reducering av effektfoerbrukning i digital filterbank genom reducering av antalet multiplikationer
Qian et al. Decomposition of the Wigner-Ville distribution and time-frequency distribution series
WO1999046662A3 (en) System for operating on client defined rules
DK0587733T3 (da) Digital filterbank med lav beregningsmæssig komplicerethed
TW353248B (en) Signal processing method
AU572253B2 (en) F.i.r filter
NO962110L (no) Hybrid smalbåndfilter
KR960702211A (ko) 데이메이션 필터(Decimation Filter)
FI922772A (fi) Ytvaogsreflektorfilter.
IL109883A (en) Electronic device for the generation of acoustic spatial effects
TW364118B (en) Parallel output buffers in memory circuit
EP1137175A3 (en) Surface acoustic wave device
Vaidyanathan New cascaded lattice structures for FIR filters having extremely low coefficent sensitivity
SE9901290D0 (sv) Avdelad buffert
WO2001071874A3 (en) Cvt transient filter
SE9503545D0 (sv) Förafrande vid telefonsystem
Burton On some series involving Smarandache function
Ambikairajah et al. THE APPLICATION OF THE WAVELET TRANSFORM FOR SPEECH PROCESSIN
ES2015483A6 (es) Transductor interdigital de ondas superficiales y filtro de ondas superficiales con caracteristica de transmision simetrica o asimetrica predeterminable entre entrada y salida.
JPS5755660A (en) Voice and data separating circuit
Gagnon et al. Nonlinear processing of phase vocoded speech
Chern Counting functions for meromorphic functions in the open unit disk
Tagawa On the maximum value of the first coefficients of Kazhdan-Lusztig polynomials for symmetric groups
KR970002643A (ko) 어드레스 발생기
KR970004303A (ko) 노이즈 제거 필터회로

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 9004055-1

Format of ref document f/p: F

NUG Patent has lapsed