DE69611155D1 - Digitales filter - Google Patents

Digitales filter

Info

Publication number
DE69611155D1
DE69611155D1 DE69611155T DE69611155T DE69611155D1 DE 69611155 D1 DE69611155 D1 DE 69611155D1 DE 69611155 T DE69611155 T DE 69611155T DE 69611155 T DE69611155 T DE 69611155T DE 69611155 D1 DE69611155 D1 DE 69611155D1
Authority
DE
Germany
Prior art keywords
digital filter
digital
filter
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.)
Expired - Lifetime
Application number
DE69611155T
Other languages
English (en)
Other versions
DE69611155T2 (de
Inventor
Johannes Pelgrom
Eugene Menten
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
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69611155D1 publication Critical patent/DE69611155D1/de
Publication of DE69611155T2 publication Critical patent/DE69611155T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H03H17/0219—Compensation of undesirable effects, e.g. quantisation noise, overflow
    • 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
    • H03H17/023—Measures concerning the coefficients reducing the wordlength, the possible values of 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
    • H03H17/06—Non-recursive filters
    • 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
    • H03H17/023—Measures concerning the coefficients reducing the wordlength, the possible values of coefficients
    • H03H2017/0232—Canonical signed digit [CSD] or power of 2 coefficients

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Complex Calculations (AREA)
DE69611155T 1995-09-07 1996-09-02 Digitales filter Expired - Lifetime DE69611155T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP95202417 1995-09-07
PCT/IB1996/000881 WO1997009780A1 (en) 1995-09-07 1996-09-02 Improved digital filter

Publications (2)

Publication Number Publication Date
DE69611155D1 true DE69611155D1 (de) 2001-01-11
DE69611155T2 DE69611155T2 (de) 2001-07-19

Family

ID=8220615

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69611155T Expired - Lifetime DE69611155T2 (de) 1995-09-07 1996-09-02 Digitales filter

Country Status (5)

Country Link
US (1) US5928314A (de)
EP (1) EP0791242B1 (de)
JP (1) JPH10509011A (de)
DE (1) DE69611155T2 (de)
WO (1) WO1997009780A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19742599B4 (de) * 1997-09-26 2006-06-14 Micronas Gmbh Filter zur Zeitmultiplexfilterung mehrerer Datenfolgen und Betriebsverfahren dafür
US6505221B1 (en) * 1999-09-20 2003-01-07 Koninklijke Philips Electronics N.V. FIR filter utilizing programmable shifter
WO2003023960A1 (fr) * 2001-09-10 2003-03-20 Neuro Solution Corp. Filtre numerique et son procede de conception
WO2005078925A1 (ja) * 2004-02-17 2005-08-25 Neuro Solution Corp. 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
US8121428B2 (en) * 2005-05-31 2012-02-21 Microsoft Corporation Accelerated image rendering
JP4901222B2 (ja) * 2006-01-19 2012-03-21 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 画像表示装置およびｘ線ｃｔ装置
US8065355B2 (en) * 2006-12-01 2011-11-22 Samsung Electronics Co., Ltd. Interpolation FIR filter having multiple data rates in mobile communication system and method of filtering data using the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3979701A (en) * 1975-06-17 1976-09-07 Communications Satellite Corporation (Comsat) Non-recursive digital filter employing simple coefficients
US4862402A (en) * 1986-07-24 1989-08-29 North American Philips Corporation Fast multiplierless architecture for general purpose VLSI FIR digital filters with minimized hardware
EP0266004B1 (de) * 1986-10-27 1994-01-12 Koninklijke Philips Electronics N.V. Digitales, nicht-rekursives Filter mit Multiplizierkoeffizienten der Basis zwei
US5287299A (en) * 1992-05-26 1994-02-15 Monolith Technologies Corporation Method and apparatus for implementing a digital filter employing coefficients expressed as sums of 2 to an integer power
CA2177664C (en) * 1996-05-29 2003-01-28 Andrew G. Deczky Digital receive filter for communications systems

Also Published As

Publication number Publication date
JPH10509011A (ja) 1998-09-02
WO1997009780A1 (en) 1997-03-13
DE69611155T2 (de) 2001-07-19
US5928314A (en) 1999-07-27
EP0791242B1 (de) 2000-12-06
EP0791242A1 (de) 1997-08-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN

8327 Change in the person/name/address of the patent owner

Owner name: NXP B.V., EINDHOVEN, NL