FR2119309A5 - - Google Patents

Info

Publication number
FR2119309A5
FR2119309A5 FR7133785A FR7133785A FR2119309A5 FR 2119309 A5 FR2119309 A5 FR 2119309A5 FR 7133785 A FR7133785 A FR 7133785A FR 7133785 A FR7133785 A FR 7133785A FR 2119309 A5 FR2119309 A5 FR 2119309A5
Authority
FR
France
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
Application number
FR7133785A
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR2119309A5 publication Critical patent/FR2119309A5/fr
Expired 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
    • H03H17/0294—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
    • H03H17/0283—Filters characterised by the filter structure
    • H03H17/0286—Combinations of filter structures
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/04—Recursive filters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Complex Calculations (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
FR7133785A 1970-12-21 1971-09-20 Expired FR2119309A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9974770A 1970-12-21 1970-12-21

Publications (1)

Publication Number Publication Date
FR2119309A5 true FR2119309A5 (fr) 1972-08-04

Family

ID=22276425

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7133785A Expired FR2119309A5 (fr) 1970-12-21 1971-09-20

Country Status (10)

Country Link
US (1) US3706076A (fr)
JP (1) JPS5312145B1 (fr)
BE (1) BE772813A (fr)
CA (1) CA937297A (fr)
DE (1) DE2146982A1 (fr)
FR (1) FR2119309A5 (fr)
GB (1) GB1355107A (fr)
IT (1) IT939838B (fr)
NL (1) NL7112895A (fr)
SE (1) SE364832B (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2556354A1 (de) * 1974-12-18 1976-06-24 Int Standard Electric Corp Digitaler mehrfrequenzzeichenempfaenger
FR2555777A1 (fr) * 1983-10-03 1985-05-31 Moulin Andre Processeur numerique de filtrage
EP0285316A2 (fr) * 1987-04-03 1988-10-05 Tektronix, Inc. Filtre numérique programmable à plusieurs étages
FR2620583A1 (fr) * 1987-09-10 1989-03-17 Ncr Co Systeme de transmission par modems comportant des canaux principal et secondaire

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3798560A (en) * 1973-01-29 1974-03-19 Bell Telephone Labor Inc Adaptive transversal equalizer using a time-multiplexed second-order digital filter
IT980928B (it) * 1973-04-30 1974-10-10 Cselt Centro Studi Lab Telecom Apparecchiature di utente e di in gresso ad una centrale pcm per la trasmissione di dati ad alta velo cita
NL179619C (nl) * 1974-04-18 1987-05-18 Philips Nv Digitale signaalverwerkingsinrichting voor het realiseren van een vooraf bepaalde overdrachtskarakteristiek.
JPS5376726A (en) * 1976-12-20 1978-07-07 Toshiba Corp Synchronizing system digital filter
US4117541A (en) * 1977-11-07 1978-09-26 Communications Satellite Corporation Configurable parallel arithmetic structure for recursive digital filtering
US4354248A (en) * 1979-11-28 1982-10-12 Motorola, Inc. Programmable multifrequency tone receiver
JPS57142022A (en) * 1981-02-26 1982-09-02 Casio Comput Co Ltd Resonance characteristic controlling system in digital filter
US4467440A (en) * 1980-07-09 1984-08-21 Casio Computer Co., Ltd. Digital filter apparatus with resonance characteristics
NL8201344A (nl) * 1982-03-31 1983-10-17 Philips Nv Digitale toonregelinrichting.
US4489416A (en) * 1983-03-18 1984-12-18 Rixon, Inc. Equalization system for modems in a polled arrangement
FR2552904A1 (fr) * 1983-10-03 1985-04-05 Moulin Andre Processeur de calculs
US4803647A (en) * 1986-05-30 1989-02-07 Rca Licensing Corporation Sampled data audio tone control apparatus
US5586068A (en) * 1993-12-08 1996-12-17 Terayon Corporation Adaptive electronic filter
US20020049799A1 (en) * 2000-10-24 2002-04-25 Minsheng Wang Parallel implementation for digital infinite impulse response filter
JP2005512842A (ja) * 2001-12-14 2005-05-12 グラフィック、パッケージング、コーポレーション 容器、容器を製造するためのブランク、および関連する方法と装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2556354A1 (de) * 1974-12-18 1976-06-24 Int Standard Electric Corp Digitaler mehrfrequenzzeichenempfaenger
FR2555777A1 (fr) * 1983-10-03 1985-05-31 Moulin Andre Processeur numerique de filtrage
EP0285316A2 (fr) * 1987-04-03 1988-10-05 Tektronix, Inc. Filtre numérique programmable à plusieurs étages
EP0285316A3 (fr) * 1987-04-03 1990-03-21 Tektronix, Inc. Filtre numérique programmable à plusieurs étages
FR2620583A1 (fr) * 1987-09-10 1989-03-17 Ncr Co Systeme de transmission par modems comportant des canaux principal et secondaire

Also Published As

Publication number Publication date
SE364832B (fr) 1974-03-04
DE2146982A1 (de) 1972-07-13
IT939838B (it) 1973-02-10
JPS5312145B1 (fr) 1978-04-27
CA937297A (en) 1973-11-20
US3706076A (en) 1972-12-12
GB1355107A (en) 1974-06-05
BE772813A (fr) 1972-01-17
NL7112895A (fr) 1972-06-23

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Legal Events

Date Code Title Description
ST Notification of lapse