FR2145074A5 - - Google Patents

Info

Publication number
FR2145074A5
FR2145074A5 FR7125013A FR7125013A FR2145074A5 FR 2145074 A5 FR2145074 A5 FR 2145074A5 FR 7125013 A FR7125013 A FR 7125013A FR 7125013 A FR7125013 A FR 7125013A FR 2145074 A5 FR2145074 A5 FR 2145074A5
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
FR7125013A
Other languages
French (fr)
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.)
Laboratoire Central de Telecommunications SA
Original Assignee
Laboratoire Central de Telecommunications SA
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 to BE786341D priority Critical patent/BE786341A/en
Application filed by Laboratoire Central de Telecommunications SA filed Critical Laboratoire Central de Telecommunications SA
Priority to FR7125013A priority patent/FR2145074A5/fr
Priority to IT2629272A priority patent/IT956882B/en
Priority to NL7208964A priority patent/NL7208964A/xx
Priority to NO232772A priority patent/NO134352C/no
Priority to DE19722232986 priority patent/DE2232986B2/en
Priority to AR24293872A priority patent/AR196308A1/en
Priority to CH1014672A priority patent/CH570742A5/xx
Priority to JP47067604A priority patent/JPS5240950B2/ja
Priority to ES404623A priority patent/ES404623A1/en
Priority to AT583372A priority patent/AT313978B/en
Priority to CA146,638A priority patent/CA961125A/en
Priority to AU44385/72A priority patent/AU462563B2/en
Application granted granted Critical
Publication of FR2145074A5 publication Critical patent/FR2145074A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/40—Impedance converters
    • H03H11/42—Gyrators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/001—Current supply source at the exchanger providing current to substations
    • H04M19/005—Feeding arrangements without the use of line transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Networks Using Active Elements (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Circuits Of Receivers In General (AREA)
FR7125013A 1971-07-08 1971-07-08 Expired FR2145074A5 (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
BE786341D BE786341A (en) 1971-07-08 CURRENT LIMITATION GYRATOR CIRCUIT
FR7125013A FR2145074A5 (en) 1971-07-08 1971-07-08
IT2629272A IT956882B (en) 1971-07-08 1972-06-28 CURRENT LIMITING TURN CIRCUIT
NL7208964A NL7208964A (en) 1971-07-08 1972-06-28
NO232772A NO134352C (en) 1971-07-08 1972-06-29
DE19722232986 DE2232986B2 (en) 1971-07-08 1972-07-05 Gyrator circuit
AR24293872A AR196308A1 (en) 1971-07-08 1972-07-06 ROTATOR
CH1014672A CH570742A5 (en) 1971-07-08 1972-07-06
JP47067604A JPS5240950B2 (en) 1971-07-08 1972-07-07
ES404623A ES404623A1 (en) 1971-07-08 1972-07-07 Improvements in the circuitos giradores de curriente limitada. (Machine-translation by Google Translate, not legally binding)
AT583372A AT313978B (en) 1971-07-08 1972-07-07 Gyrator circuit
CA146,638A CA961125A (en) 1971-07-08 1972-07-07 Current-limited gyrator
AU44385/72A AU462563B2 (en) 1971-07-08 1972-07-10 Current limited gyrator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7125013A FR2145074A5 (en) 1971-07-08 1971-07-08

Publications (1)

Publication Number Publication Date
FR2145074A5 true FR2145074A5 (en) 1973-02-16

Family

ID=9080030

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7125013A Expired FR2145074A5 (en) 1971-07-08 1971-07-08

Country Status (13)

Country Link
JP (1) JPS5240950B2 (en)
AR (1) AR196308A1 (en)
AT (1) AT313978B (en)
AU (1) AU462563B2 (en)
BE (1) BE786341A (en)
CA (1) CA961125A (en)
CH (1) CH570742A5 (en)
DE (1) DE2232986B2 (en)
ES (1) ES404623A1 (en)
FR (1) FR2145074A5 (en)
IT (1) IT956882B (en)
NL (1) NL7208964A (en)
NO (1) NO134352C (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368752A1 (en) * 1976-10-20 1978-05-19 Labo Cent Telecommunicat Two-pole current limiter for DC supplies - includes gyrator transistor controlled by FET circuit across base-collector of transistor
EP0021509A1 (en) * 1979-06-25 1981-01-07 Telecommunications Radioelectriques Et Telephoniques T.R.T. Electronic subscriber connector
US4535202A (en) * 1982-07-07 1985-08-13 Compagnie Generale De Constructions Telephoniques Loop-circuit for telephone line

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1531447A (en) * 1974-11-14 1978-11-08 Philips Electronic Associated Three-port circulator or gyrator circuit arrangement
DE10012519B4 (en) * 2000-03-15 2014-12-11 Sennheiser Electronic Gmbh & Co. Kg Wireless microphone with a microphone amplifier

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368752A1 (en) * 1976-10-20 1978-05-19 Labo Cent Telecommunicat Two-pole current limiter for DC supplies - includes gyrator transistor controlled by FET circuit across base-collector of transistor
EP0021509A1 (en) * 1979-06-25 1981-01-07 Telecommunications Radioelectriques Et Telephoniques T.R.T. Electronic subscriber connector
FR2460078A1 (en) * 1979-06-25 1981-01-16 Trt Telecom Radio Electr ELECTRONIC SUBSCRIBER JUNCTION
US4535202A (en) * 1982-07-07 1985-08-13 Compagnie Generale De Constructions Telephoniques Loop-circuit for telephone line

Also Published As

Publication number Publication date
CA961125A (en) 1975-01-14
JPS5240950B2 (en) 1977-10-15
NO134352C (en) 1976-09-29
NO134352B (en) 1976-06-14
AR196308A1 (en) 1973-12-18
AU462563B2 (en) 1975-06-26
NL7208964A (en) 1973-01-10
BE786341A (en) 1973-01-17
CH570742A5 (en) 1975-12-15
DE2232986B2 (en) 1980-01-31
ES404623A1 (en) 1975-06-16
DE2232986A1 (en) 1973-01-25
JPS4817949A (en) 1973-03-07
IT956882B (en) 1973-10-10
AT313978B (en) 1974-03-11
AU4438572A (en) 1974-01-17

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Legal Events

Date Code Title Description
ST Notification of lapse