FR2362535B1 - - Google Patents

Info

Publication number
FR2362535B1
FR2362535B1 FR7724614A FR7724614A FR2362535B1 FR 2362535 B1 FR2362535 B1 FR 2362535B1 FR 7724614 A FR7724614 A FR 7724614A FR 7724614 A FR7724614 A FR 7724614A FR 2362535 B1 FR2362535 B1 FR 2362535B1
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
FR7724614A
Other versions
FR2362535A1 (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.)
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
Publication of FR2362535A1 publication Critical patent/FR2362535A1/fr
Application granted granted Critical
Publication of FR2362535B1 publication Critical patent/FR2362535B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/58—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H04B1/586—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa using an electronic circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/58—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H04B1/581—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa using a transformer

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Amplifiers (AREA)
  • Telephonic Communication Services (AREA)
  • Networks Using Active Elements (AREA)
  • Bidirectional Digital Transmission (AREA)
  • Interface Circuits In Exchanges (AREA)
FR7724614A 1976-08-16 1977-08-10 Repeteur bidirectionnel pour ligne telephonique Granted FR2362535A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/714,306 US4074087A (en) 1976-08-16 1976-08-16 Bidirectional voice frequency repeater

Publications (2)

Publication Number Publication Date
FR2362535A1 FR2362535A1 (fr) 1978-03-17
FR2362535B1 true FR2362535B1 (fr) 1981-07-10

Family

ID=24869508

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7724614A Granted FR2362535A1 (fr) 1976-08-16 1977-08-10 Repeteur bidirectionnel pour ligne telephonique

Country Status (13)

Country Link
US (1) US4074087A (fr)
JP (1) JPS5323504A (fr)
AU (1) AU514331B2 (fr)
BE (1) BE857661A (fr)
CA (1) CA1084642A (fr)
DE (1) DE2736136C3 (fr)
ES (1) ES461618A1 (fr)
FR (1) FR2362535A1 (fr)
GB (1) GB1563541A (fr)
IL (1) IL52705A0 (fr)
IT (1) IT1084404B (fr)
NL (1) NL7708975A (fr)
SE (1) SE424127B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4174470A (en) * 1978-10-10 1979-11-13 Bell Telephone Laboratories, Incorporated Electronic hybrid
DE2911866C3 (de) * 1979-03-26 1982-03-11 Siemens AG, 1000 Berlin und 8000 München Anordnung mit einer Gabelschaltung für den Zweidraht-Vierdraht-Übergang in PCM-Zeitmultiplexsystemen
US4368361A (en) * 1980-07-28 1983-01-11 Bell Telephone Laboratories, Incorporated Automatically adjustable bidirectional-to-unidirectional transmission network
US4365119A (en) * 1980-07-28 1982-12-21 Bell Telephone Laboratories, Incorporated Automatically adjustable bidirectional-to-unidirectional transmission network
JPS5916434A (ja) * 1982-07-19 1984-01-27 Hitachi Ltd 光通信方式
GB8404563D0 (en) * 1984-02-21 1984-03-28 Plessey Co Plc Adaptive cancellation bridge circuit
US4628157A (en) * 1984-09-07 1986-12-09 At&T Bell Laboratories Bidirectional adaptive voice frequency repeater
AT384919B (de) * 1984-10-05 1988-01-25 Alcatel Austria Ag Schaltungsanordnung fuer fernsprechnetze
US4896351A (en) * 1985-06-27 1990-01-23 Siemens Ag Apparatus for separating dc current and ac current components of a composite signal
CA1240088A (fr) * 1985-11-20 1988-08-02 Mitel Corporation Circuit de liaison a semiconducteur
CA1242541A (fr) * 1985-11-25 1988-09-27 Dany Sylvain Elimination des echos dans les repeteurs pour voies de transmission bifilaires
US5282157A (en) * 1990-09-13 1994-01-25 Telecom Analysis Systems, Inc. Input impedance derived from a transfer network
US5471527A (en) * 1993-12-02 1995-11-28 Dsc Communications Corporation Voice enhancement system and method
US5530396A (en) * 1994-09-19 1996-06-25 Center For Innovative Technology Damped EMI input filter power factor correction circuits
DE10147772C1 (de) * 2001-09-27 2003-09-11 Siemens Ag Verfahren zum Betreiben eines Übertragungssystems und Übertragungssystem in einem Energieversorgungsnetz
US7190194B2 (en) * 2004-02-13 2007-03-13 Nec Electronics Corporation Active hybrid transformer circuit having a replica driver
US7330545B2 (en) * 2004-09-08 2008-02-12 Analog Devices Inc. Dual transformer hybrid system and method
US7792196B2 (en) * 2004-12-28 2010-09-07 Intel Corporation Single conductor bidirectional communication link

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2511948A (en) * 1950-06-20 Hybrid circuit
US2945920A (en) * 1958-01-17 1960-07-19 Motorola Inc Electronic hybrid
US3586793A (en) * 1968-06-21 1971-06-22 John C Neal Two way repeater
US3904838A (en) * 1971-06-04 1975-09-09 Int Standard Electric Corp Two-wire, bi-directional voice frequency repeater
US3828146A (en) * 1973-03-22 1974-08-06 Bell Telephone Labor Inc Time division conference hybrid circuit
US3835259A (en) * 1973-03-22 1974-09-10 Bell Telephone Labor Inc Time division conference hybrid circuit
US3855431A (en) * 1973-04-02 1974-12-17 Itt Electronic hybrid amplifier
US3889072A (en) * 1973-10-19 1975-06-10 Itt Bi-directional amplification apparatus
US3973089A (en) * 1973-10-29 1976-08-03 General Electric Company Adaptive hybrid circuit
US3872266A (en) * 1973-12-13 1975-03-18 Magnetic Controls Co Telephone monitor circuit
US3970805A (en) * 1974-02-22 1976-07-20 Gte Automatic Electric (Canada) Limited Active hybrid circuit
US3934099A (en) * 1974-08-16 1976-01-20 Bell Telephone Laboratories, Incorporated Bias, feedback and network arrangements for hybrid circuits

Also Published As

Publication number Publication date
SE424127B (sv) 1982-06-28
AU2781677A (en) 1979-02-15
JPS5323504A (en) 1978-03-04
BE857661A (fr) 1977-12-01
DE2736136B2 (de) 1980-12-04
AU514331B2 (en) 1981-02-05
SE7708932L (sv) 1978-02-17
FR2362535A1 (fr) 1978-03-17
ES461618A1 (es) 1978-07-01
US4074087A (en) 1978-02-14
DE2736136A1 (de) 1978-02-23
IT1084404B (it) 1985-05-25
CA1084642A (fr) 1980-08-26
IL52705A0 (en) 1977-10-31
NL7708975A (nl) 1978-02-20
DE2736136C3 (de) 1981-09-24
GB1563541A (en) 1980-03-26

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Legal Events

Date Code Title Description
ST Notification of lapse