IT1227520B - Filtro digitale programmabile - Google Patents

Filtro digitale programmabile

Info

Publication number
IT1227520B
IT1227520B IT8822890A IT2289088A IT1227520B IT 1227520 B IT1227520 B IT 1227520B IT 8822890 A IT8822890 A IT 8822890A IT 2289088 A IT2289088 A IT 2289088A IT 1227520 B IT1227520 B IT 1227520B
Authority
IT
Italy
Prior art keywords
digital filter
programmable digital
programmable
filter
digital
Prior art date
Application number
IT8822890A
Other languages
English (en)
Other versions
IT8822890A0 (it
Inventor
Franco Cavallotti
Alessandro Cremonesi
Rinaldo Poluzzi
Original Assignee
Sgs Thomson Microelectronics
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 Sgs Thomson Microelectronics filed Critical Sgs Thomson Microelectronics
Priority to IT8822890A priority Critical patent/IT1227520B/it
Publication of IT8822890A0 publication Critical patent/IT8822890A0/it
Priority to US07/439,792 priority patent/US5103416A/en
Priority to EP89121867A priority patent/EP0372350B1/en
Priority to DE68921161T priority patent/DE68921161T2/de
Priority to JP1316344A priority patent/JPH02189016A/ja
Application granted granted Critical
Publication of IT1227520B publication Critical patent/IT1227520B/it

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
    • H03H17/06—Non-recursive filters
    • H03H17/0607—Non-recursive filters comprising a ROM addressed by the input data signals
    • 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
    • H03H17/0294—Variable filters; Programmable 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
    • H03H17/06—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
    • H03H17/06—Non-recursive filters
    • H03H2017/0692—Transposed
IT8822890A 1988-12-06 1988-12-06 Filtro digitale programmabile IT1227520B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT8822890A IT1227520B (it) 1988-12-06 1988-12-06 Filtro digitale programmabile
US07/439,792 US5103416A (en) 1988-12-06 1989-11-21 Programmable digital filter
EP89121867A EP0372350B1 (en) 1988-12-06 1989-11-27 Programmable digital filter
DE68921161T DE68921161T2 (de) 1988-12-06 1989-11-27 Programmierbares digitales Filter.
JP1316344A JPH02189016A (ja) 1988-12-06 1989-12-05 プログラム可能なディジタルフィルタ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8822890A IT1227520B (it) 1988-12-06 1988-12-06 Filtro digitale programmabile

Publications (2)

Publication Number Publication Date
IT8822890A0 IT8822890A0 (it) 1988-12-06
IT1227520B true IT1227520B (it) 1991-04-12

Family

ID=11201590

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8822890A IT1227520B (it) 1988-12-06 1988-12-06 Filtro digitale programmabile

Country Status (5)

Country Link
US (1) US5103416A (it)
EP (1) EP0372350B1 (it)
JP (1) JPH02189016A (it)
DE (1) DE68921161T2 (it)
IT (1) IT1227520B (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE37440E1 (en) * 1988-07-22 2001-11-06 Stmicroelectronics S.R.L. Memory for programmable digital filter
JP3177978B2 (ja) * 1990-07-18 2001-06-18 カシオ計算機株式会社 デジタルフィルタの係数設定方法
JP2953052B2 (ja) * 1990-11-30 1999-09-27 ソニー株式会社 デジタル映像信号処理装置
JPH04270510A (ja) * 1990-12-28 1992-09-25 Advantest Corp ディジタルフィルタ及び送信機
DE4224842A1 (de) * 1992-07-28 1994-02-03 Sel Alcatel Ag Filtervorrichtung für ein Mehrfachfilter
US5586068A (en) * 1993-12-08 1996-12-17 Terayon Corporation Adaptive electronic filter
US6697350B2 (en) 1995-06-30 2004-02-24 Interdigital Technology Corporation Adaptive vector correlator for spread-spectrum communications
US6885652B1 (en) 1995-06-30 2005-04-26 Interdigital Technology Corporation Code division multiple access (CDMA) communication system
US6816473B2 (en) 1995-06-30 2004-11-09 Interdigital Technology Corporation Method for adaptive forward power control for spread-spectrum communications
ZA965340B (en) 1995-06-30 1997-01-27 Interdigital Tech Corp Code division multiple access (cdma) communication system
US7929498B2 (en) 1995-06-30 2011-04-19 Interdigital Technology Corporation Adaptive forward power control and adaptive reverse power control for spread-spectrum communications
US7020111B2 (en) 1996-06-27 2006-03-28 Interdigital Technology Corporation System for using rapid acquisition spreading codes for spread-spectrum communications
US6487190B1 (en) 1996-06-27 2002-11-26 Interdigital Technology Corporation Efficient multichannel filtering for CDMA modems
FR2785747B1 (fr) * 1998-11-09 2004-02-13 Commissariat Energie Atomique Filtre numerique a architecture parallele et recepteur de signaux a etalement de spectre utilisant un tel filtre
US6944217B1 (en) * 2000-02-01 2005-09-13 International Business Machines Corporation Interleaved finite impulse response filter
GB2359950B (en) * 2000-02-29 2004-06-30 Ericsson Telefon Ab L M Signal filtering
US6401106B1 (en) 2000-08-07 2002-06-04 Systems On Silicon, Inc. Methods and apparatus for performing correlation operations
US6754805B1 (en) 2000-08-07 2004-06-22 Transwitch Corporation Method and apparatus for configurable multi-cell digital signal processing employing global parallel configuration
KR100414399B1 (ko) * 2001-08-09 2004-01-07 장영범 블록필터 구조를 사용하여 구현된 소비 전력이 적으며유연성이 뛰어난 필터뱅크
FR2849330A1 (fr) * 2002-12-18 2004-06-25 Koninkl Philips Electronics Nv Convertisseur numerique de frequence d'echantillonnage
US8938483B1 (en) * 2011-07-20 2015-01-20 Xilinx, Inc. Filter parallelization for high data throughput

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2118410A5 (it) * 1970-12-17 1972-07-28 Ibm France
GB2003690A (en) * 1977-08-05 1979-03-14 Univ Surrey Digital processing
FR2489554B1 (fr) * 1980-08-27 1986-10-31 Petit Jean Circuit de traitement numerique en arithmetique distribuee utilisant des multiplexeurs a l'entree d'une memoire
US4423488A (en) * 1981-01-09 1983-12-27 Harris Corporation Digital filter employing PROM for storing positive and negative impulse response values
FR2557746B1 (fr) * 1983-12-30 1986-04-11 Thomson Csf Filtre numerique a bande passante et phase variables
JPS6165616A (ja) * 1984-09-07 1986-04-04 Nippon Hoso Kyokai <Nhk> 対称形ｆｉｒディジタルフィルタ
JPS6190514A (ja) * 1984-10-11 1986-05-08 Nippon Gakki Seizo Kk 楽音信号処理装置
JPS6196817A (ja) * 1984-10-17 1986-05-15 Sharp Corp フイルタ−
JPS61186012A (ja) * 1985-02-13 1986-08-19 Sony Corp 伝送装置の波形整形回路
US4811262A (en) * 1986-09-19 1989-03-07 Rockwell International Corporation Distributed arithmetic realization of second-order normal-form digital filter

Also Published As

Publication number Publication date
DE68921161D1 (de) 1995-03-23
EP0372350A2 (en) 1990-06-13
IT8822890A0 (it) 1988-12-06
US5103416A (en) 1992-04-07
EP0372350B1 (en) 1995-02-15
JPH02189016A (ja) 1990-07-25
EP0372350A3 (en) 1991-01-23
DE68921161T2 (de) 1995-10-12

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