DE602006013993D1 - Digitalfilter - Google Patents

Digitalfilter

Info

Publication number
DE602006013993D1
DE602006013993D1 DE602006013993T DE602006013993T DE602006013993D1 DE 602006013993 D1 DE602006013993 D1 DE 602006013993D1 DE 602006013993 T DE602006013993 T DE 602006013993T DE 602006013993 T DE602006013993 T DE 602006013993T DE 602006013993 D1 DE602006013993 D1 DE 602006013993D1
Authority
DE
Germany
Prior art keywords
filter
delayed
filter coefficients
delay elements
multipliers
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.)
Active
Application number
DE602006013993T
Other languages
English (en)
Inventor
Robert Fifield
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.)
NXP BV
Original Assignee
NXP BV
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 NXP BV filed Critical NXP BV
Publication of DE602006013993D1 publication Critical patent/DE602006013993D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • H03H17/0227—Measures concerning the coefficients
    • 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
    • H03H17/0225—Measures concerning the multipliers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Picture Signal Circuits (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Gasification And Melting Of Waste (AREA)
  • Networks Using Active Elements (AREA)
DE602006013993T 2005-07-29 2006-07-26 Digitalfilter Active DE602006013993D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP05107017 2005-07-29
PCT/IB2006/052562 WO2007013036A2 (en) 2005-07-29 2006-07-26 Digital filter

Publications (1)

Publication Number Publication Date
DE602006013993D1 true DE602006013993D1 (de) 2010-06-10

Family

ID=37478825

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006013993T Active DE602006013993D1 (de) 2005-07-29 2006-07-26 Digitalfilter

Country Status (8)

Country Link
US (1) US20090150468A1 (de)
EP (1) EP1913692B1 (de)
JP (1) JP2009503984A (de)
KR (1) KR100911785B1 (de)
CN (1) CN101233686A (de)
AT (1) ATE466403T1 (de)
DE (1) DE602006013993D1 (de)
WO (1) WO2007013036A2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101938264B (zh) * 2009-06-30 2013-04-17 上海贝尔股份有限公司 Fir滤波器及其实现方法
KR102058437B1 (ko) 2013-02-25 2019-12-26 삼성전자주식회사 필터 값 추출기를 포함하는 터치 감지 장치 및 필터 값 추출기
US8971447B1 (en) * 2013-10-17 2015-03-03 Fujitsu Limited Variable delay of data signals
CN106505973B (zh) * 2016-09-19 2019-04-19 华为技术有限公司 一种n抽头的fir滤波器
EP3857712B1 (de) * 2018-09-27 2022-11-02 Universiteit Gent Kaskadierbare filterarchitektur

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4691293A (en) * 1984-12-28 1987-09-01 Ford Aerospace & Communications Corporation High frequency, wide range FIR filter
JP2615991B2 (ja) * 1988-03-28 1997-06-04 日本電気株式会社 線形予測型音声分析合成装置
AU620384B2 (en) * 1988-03-28 1992-02-20 Nec Corporation Linear predictive speech analysis-synthesis apparatus
US5128886A (en) * 1989-07-14 1992-07-07 Tektronix, Inc. Using long distance filters in the presence of round-off errors
US6546061B2 (en) * 1996-10-02 2003-04-08 Telefonaktiebolaget Lm Ericsson (Publ) Signal transformation method and apparatus
US5982305A (en) * 1997-09-17 1999-11-09 Microsoft Corporation Sample rate converter
US6505221B1 (en) * 1999-09-20 2003-01-07 Koninklijke Philips Electronics N.V. FIR filter utilizing programmable shifter
US6718355B2 (en) * 2001-02-05 2004-04-06 Conexant Systems, Inc. Systems and methods for a partial sum digital fir filter
KR100422443B1 (ko) * 2001-02-13 2004-03-11 삼성전자주식회사 버츄얼 공통패턴을 사용한 저전력 ｃｓｄ 선형위상 ｆｉｒ필터 구조 및 그에 따른 필터구현방법
KR100422449B1 (ko) * 2001-11-12 2004-03-11 삼성전자주식회사 수직 공통패턴을 사용한 저전력 ｃｓｄ 선형위상 디지털필터 구조 및 그에 따른 필터구현방법

Also Published As

Publication number Publication date
CN101233686A (zh) 2008-07-30
ATE466403T1 (de) 2010-05-15
WO2007013036A3 (en) 2007-05-31
JP2009503984A (ja) 2009-01-29
WO2007013036A2 (en) 2007-02-01
EP1913692B1 (de) 2010-04-28
EP1913692A2 (de) 2008-04-23
KR100911785B1 (ko) 2009-08-12
US20090150468A1 (en) 2009-06-11
KR20080034488A (ko) 2008-04-21

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