DE69611155T2 - Digitales filter - Google Patents
Digitales filterInfo
- Publication number
- DE69611155T2 DE69611155T2 DE69611155T DE69611155T DE69611155T2 DE 69611155 T2 DE69611155 T2 DE 69611155T2 DE 69611155 T DE69611155 T DE 69611155T DE 69611155 T DE69611155 T DE 69611155T DE 69611155 T2 DE69611155 T2 DE 69611155T2
- 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
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
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 DE69611155D1 (de) | 2001-01-11 |
DE69611155T2 true 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)
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 |
JPWO2005078925A1 (ja) * | 2004-02-17 | 2008-01-10 | 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 |
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)
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 |
-
1996
- 1996-09-02 EP EP96927163A patent/EP0791242B1/de not_active Expired - Lifetime
- 1996-09-02 JP JP9511025A patent/JPH10509011A/ja not_active Ceased
- 1996-09-02 DE DE69611155T patent/DE69611155T2/de not_active Expired - Lifetime
- 1996-09-02 WO PCT/IB1996/000881 patent/WO1997009780A1/en active IP Right Grant
- 1996-09-05 US US08/709,454 patent/US5928314A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69611155D1 (de) | 2001-01-11 |
EP0791242A1 (de) | 1997-08-27 |
EP0791242B1 (de) | 2000-12-06 |
WO1997009780A1 (en) | 1997-03-13 |
US5928314A (en) | 1999-07-27 |
JPH10509011A (ja) | 1998-09-02 |
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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 |