FR2449384A2 - Circuit de demodulation et de filtrage pour un recepteur d'impulsions telephoniques codees - Google Patents

Circuit de demodulation et de filtrage pour un recepteur d'impulsions telephoniques codees

Info

Publication number
FR2449384A2
FR2449384A2 FR7903734A FR7903734A FR2449384A2 FR 2449384 A2 FR2449384 A2 FR 2449384A2 FR 7903734 A FR7903734 A FR 7903734A FR 7903734 A FR7903734 A FR 7903734A FR 2449384 A2 FR2449384 A2 FR 2449384A2
Authority
FR
France
Prior art keywords
capacitor
frequency response
resistor
filter
operational amplifier
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.)
Granted
Application number
FR7903734A
Other languages
English (en)
French (fr)
Other versions
FR2449384B2 (en, 2012
Inventor
Jacques Bernard Rene Rennesson
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.)
Association des Ouvriers en Instruments de Precision
Original Assignee
Association des Ouvriers en Instruments de Precision
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
Priority claimed from FR7900147A external-priority patent/FR2446041A1/fr
Application filed by Association des Ouvriers en Instruments de Precision filed Critical Association des Ouvriers en Instruments de Precision
Priority to FR7903734A priority Critical patent/FR2449384A2/fr
Publication of FR2449384A2 publication Critical patent/FR2449384A2/fr
Application granted granted Critical
Publication of FR2449384B2 publication Critical patent/FR2449384B2/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Networks Using Active Elements (AREA)
FR7903734A 1979-01-04 1979-02-14 Circuit de demodulation et de filtrage pour un recepteur d'impulsions telephoniques codees Granted FR2449384A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7903734A FR2449384A2 (fr) 1979-01-04 1979-02-14 Circuit de demodulation et de filtrage pour un recepteur d'impulsions telephoniques codees

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7900147A FR2446041A1 (fr) 1979-01-04 1979-01-04 Circuit de demodulation et de filtrage pour un recepteur d'impulsions telephoniques codees
FR7903734A FR2449384A2 (fr) 1979-01-04 1979-02-14 Circuit de demodulation et de filtrage pour un recepteur d'impulsions telephoniques codees

Publications (2)

Publication Number Publication Date
FR2449384A2 true FR2449384A2 (fr) 1980-09-12
FR2449384B2 FR2449384B2 (en, 2012) 1983-02-18

Family

ID=26220950

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7903734A Granted FR2449384A2 (fr) 1979-01-04 1979-02-14 Circuit de demodulation et de filtrage pour un recepteur d'impulsions telephoniques codees

Country Status (1)

Country Link
FR (1) FR2449384A2 (en, 2012)

Also Published As

Publication number Publication date
FR2449384B2 (en, 2012) 1983-02-18

Similar Documents

Publication Publication Date Title
GB1430618A (en) Circuit arrangement having a variable frequency response
KR970007877B1 (ko) 변조신호를 가지고 있는 중간 주파수 변조된 신호를 여과하기 위한 필터 및 복조회로
EP0354734A3 (en) Non-linear amplifier and non-linear emphasis/deemphasis circuit using the same
EP0089095B1 (en) A system for processing audio frequency information for frequency modulation
FR2449384A2 (fr) Circuit de demodulation et de filtrage pour un recepteur d'impulsions telephoniques codees
GB1022306A (en) Improvements in or relating to bandpass filters
ATE147219T1 (de) Verstärkereinrichtung für ein kabelfernseh- verteilungsnetz
SE7707694L (sv) Icke-rekursivt diskret filter
GB2002193A (en) Active low-pass filters
JPS6439122A (en) Digital data demodulating circuit
GB1515510A (en) Transmission networks for telephone system
ATE28250T1 (de) Schaltungsanordnung zur uebertragung von spannungssignalen.
DE3066298D1 (en) Filters tuned by switching, and their use in an equalizer of a magnetic recording device
KR890002374Y1 (ko) 키시스템의 하이브리드 회로
EP0281371A3 (en) Band-pass filter
US5015961A (en) Frequency shift demodulator
US4896351A (en) Apparatus for separating dc current and ac current components of a composite signal
SU907819A1 (ru) Дифференциальное устройство дл согласовани двухпроводного и четырехпроводного трактов
US2883464A (en) Device for signal receivers
JPS56165411A (en) Equalizer amplifier
SU1193832A1 (ru) Устройство сопр жени двухпроводного и четырехпроводного каналов св зи
JPS6260848B2 (en, 2012)
SU1046912A1 (ru) Активный @ -фильтр нижних частот
SU1525935A1 (ru) Квадратичный приемник двоичных частотно-манипулированных сигналов
JPS6416197A (en) Time detecting system