ATE31854T1 - Digitale teilbandfilter. - Google Patents

Digitale teilbandfilter.

Info

Publication number
ATE31854T1
ATE31854T1 AT84301890T AT84301890T ATE31854T1 AT E31854 T1 ATE31854 T1 AT E31854T1 AT 84301890 T AT84301890 T AT 84301890T AT 84301890 T AT84301890 T AT 84301890T AT E31854 T1 ATE31854 T1 AT E31854T1
Authority
AT
Austria
Prior art keywords
band filters
digital sub
theta
zero
frequency subband
Prior art date
Application number
AT84301890T
Other languages
English (en)
Inventor
Paul Christopher Millar
Original Assignee
British Telecomm
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 British Telecomm filed Critical British Telecomm
Application granted granted Critical
Publication of ATE31854T1 publication Critical patent/ATE31854T1/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
    • H03H17/0272—Quadrature mirror filters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Complex Calculations (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Filters And Equalizers (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Networks Using Active Elements (AREA)
AT84301890T 1983-03-21 1984-03-20 Digitale teilbandfilter. ATE31854T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838307702A GB8307702D0 (en) 1983-03-21 1983-03-21 Digital band-split filter means
EP84301890A EP0123419B1 (de) 1983-03-21 1984-03-20 Digitale Teilbandfilter

Publications (1)

Publication Number Publication Date
ATE31854T1 true ATE31854T1 (de) 1988-01-15

Family

ID=10539922

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84301890T ATE31854T1 (de) 1983-03-21 1984-03-20 Digitale teilbandfilter.

Country Status (7)

Country Link
US (1) US4729112A (de)
EP (1) EP0123419B1 (de)
JP (1) JPH0626298B2 (de)
AT (1) ATE31854T1 (de)
CA (1) CA1212728A (de)
DE (1) DE3468598D1 (de)
GB (1) GB8307702D0 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3627679A1 (de) * 1986-08-14 1988-02-25 Blaupunkt Werke Gmbh Filteranordnung
GB2256335B (en) * 1991-05-31 1995-04-26 Sony Broadcast & Communication Filter system for sub-band coding
US5253270A (en) * 1991-07-08 1993-10-12 Hal Communications Apparatus useful in radio communication of digital data using minimal bandwidth
GB2258105B (en) * 1991-07-22 1995-05-10 Sony Broadcast & Communication Filter system for sub-band coding
GB2273620B (en) * 1992-12-21 1996-07-24 Sony Broadcast & Communication Sub-band filter systems
US5422827A (en) * 1993-02-12 1995-06-06 Cirrus Logic, Inc. Integrated video scaling and sharpening filter
GB9414664D0 (en) * 1994-07-20 1994-09-07 British Aerospace Digital signal processing apparatus
US6310963B1 (en) 1994-09-30 2001-10-30 Sensormatic Electronics Corp Method and apparatus for detecting an EAS (electronic article surveillance) marker using wavelet transform signal processing
US6078664A (en) * 1996-12-20 2000-06-20 Moskowitz; Scott A. Z-transform implementation of digital watermarks
US5872727A (en) * 1996-11-19 1999-02-16 Industrial Technology Research Institute Pitch shift method with conserved timbre
JP5341288B2 (ja) * 2001-04-27 2013-11-13 古野電気株式会社 魚群探知機
US6493668B1 (en) * 2001-06-15 2002-12-10 Yigal Brandman Speech feature extraction system
WO2009081238A1 (en) * 2007-12-26 2009-07-02 Zoran (France) Filter banks for enhancing signals using oversampled subband transforms
JP5640238B2 (ja) * 2008-02-28 2014-12-17 株式会社通信放送国際研究所 特異点信号処理システムおよびそのプログラム
ITTO20120530A1 (it) * 2012-06-19 2013-12-20 Inst Rundfunktechnik Gmbh Dynamikkompressor
JP5937548B2 (ja) * 2013-06-26 2016-06-22 古野電気株式会社 ディジタルフィルタおよび信号処理装置
JP6558629B2 (ja) * 2015-03-15 2019-08-14 有限会社シー・アンド・エス国際研究所 デジタルバンドパスフィルタ
WO2023148540A1 (en) * 2022-08-16 2023-08-10 Arekat Safwan A recursive fir digital filter

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4135057A (en) * 1976-09-07 1979-01-16 Arthur A. Collins, Inc. High density digital transmission system
US4232373A (en) * 1978-04-14 1980-11-04 Regents For Education Of The State Of Rhode Island Compensation of fluidic transducers
JPS5853352B2 (ja) * 1979-10-03 1983-11-29 日本電信電話株式会社 音声合成器
GB2075299B (en) * 1980-04-22 1983-10-19 Casio Computer Co Ltd Digital filter device
US4317092A (en) * 1980-06-30 1982-02-23 Hewlett-Packard Company Recursive low pass digital filter
US4472785A (en) * 1980-10-13 1984-09-18 Victor Company Of Japan, Ltd. Sampling frequency converter
US4360793A (en) * 1981-04-02 1982-11-23 Rhodes John D Extracted pole filter
IT1136739B (it) * 1981-06-12 1986-09-03 Silena Spa Dispositivo segnalatore di cancellazione polo-zero,particolarmente per amplificatori da spettroscopia di radiazioni ionizzanti
GB2112599A (en) * 1981-12-24 1983-07-20 Philips Electronic Associated Bandpass filters
US4418324A (en) * 1981-12-31 1983-11-29 Motorola, Inc. Implementation of a tunable transmission zero on transmission line filters
US4520499A (en) * 1982-06-25 1985-05-28 Milton Bradley Company Combination speech synthesis and recognition apparatus
US4554858A (en) * 1982-08-13 1985-11-26 Nippon Gakki Seizo Kabushiki Kaisha Digital filter for an electronic musical instrument
US4586193A (en) * 1982-12-08 1986-04-29 Harris Corporation Formant-based speech synthesizer
US4547819A (en) * 1983-05-04 1985-10-15 Amber Electro Design, Inc. Magnetic pickup preamplifier
US4507794A (en) * 1983-05-04 1985-03-26 Jones Stephen K Filtered Manchester Coded PSK transmission system

Also Published As

Publication number Publication date
US4729112A (en) 1988-03-01
JPS59178818A (ja) 1984-10-11
DE3468598D1 (en) 1988-02-11
EP0123419B1 (de) 1988-01-07
GB8307702D0 (en) 1983-04-27
EP0123419A1 (de) 1984-10-31
JPH0626298B2 (ja) 1994-04-06
CA1212728A (en) 1986-10-14

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Legal Events

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