GB2041700B - Balance on 2-4 wire hybrid circuits - Google Patents

Balance on 2-4 wire hybrid circuits

Info

Publication number
GB2041700B
GB2041700B GB7850385A GB7850385A GB2041700B GB 2041700 B GB2041700 B GB 2041700B GB 7850385 A GB7850385 A GB 7850385A GB 7850385 A GB7850385 A GB 7850385A GB 2041700 B GB2041700 B GB 2041700B
Authority
GB
United Kingdom
Prior art keywords
balance
hybrid circuits
wire hybrid
wire
circuits
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.)
Expired
Application number
GB7850385A
Other languages
English (en)
Other versions
GB2041700A (en
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.)
GE Healthcare UK Ltd
Original Assignee
GE Healthcare UK Ltd
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 GE Healthcare UK Ltd filed Critical GE Healthcare UK Ltd
Priority to GB7850385A priority Critical patent/GB2041700B/en
Priority to ZA00796286A priority patent/ZA796286B/xx
Priority to CA340,721A priority patent/CA1131821A/en
Priority to BR7907893A priority patent/BR7907893A/pt
Priority to NL7909147A priority patent/NL7909147A/nl
Priority to NZ192463A priority patent/NZ192463A/xx
Priority to FR7931596A priority patent/FR2445673A1/fr
Priority to DE19792952353 priority patent/DE2952353A1/de
Priority to JP17396779A priority patent/JPS5593331A/ja
Priority to SE7910671A priority patent/SE437099B/sv
Priority to US06/108,179 priority patent/US4289939A/en
Priority to IE2529/79A priority patent/IE48923B1/en
Publication of GB2041700A publication Critical patent/GB2041700A/en
Application granted granted Critical
Publication of GB2041700B publication Critical patent/GB2041700B/en
Expired 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
    • H04B1/581—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)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Telephonic Communication Services (AREA)
GB7850385A 1978-12-30 1978-12-30 Balance on 2-4 wire hybrid circuits Expired GB2041700B (en)

Priority Applications (12)

Application Number Priority Date Filing Date Title
GB7850385A GB2041700B (en) 1978-12-30 1978-12-30 Balance on 2-4 wire hybrid circuits
ZA00796286A ZA796286B (en) 1978-12-30 1979-11-20 Longitudinal balance arrangements for two-to-four telecommunication line circuits
CA340,721A CA1131821A (en) 1978-12-30 1979-11-27 Longitudinal balance arrangement for two-to-four telecommunication line circuits
BR7907893A BR7907893A (pt) 1978-12-30 1979-12-04 Dispositivo de equilibrio longitudinal para circuitos de linhas de telecomunicacoes de dois para quatro cabos
NZ192463A NZ192463A (en) 1978-12-30 1979-12-19 Longitudinal balance resistors in 2-to-4 wire matching
NL7909147A NL7909147A (nl) 1978-12-30 1979-12-19 Longitudinale balansinrichting voor tweedraads/vier- draads-lijncircuits voor telecommunicatiedoeleinden.
FR7931596A FR2445673A1 (fr) 1978-12-30 1979-12-24 Circuit de ligne telephonique dont l'equilibrage est assure independamment de la longueur de la ligne
DE19792952353 DE2952353A1 (de) 1978-12-30 1979-12-24 Zweidraht-vierdraht-fernmeldeleitungsschaltung
JP17396779A JPS5593331A (en) 1978-12-30 1979-12-27 Twoowire vs* fourrwire communication line circuit
SE7910671A SE437099B (sv) 1978-12-30 1979-12-27 Tva-fyrtradslinjekrets for teleforbindelser med matningsmotstand
US06/108,179 US4289939A (en) 1978-12-30 1979-12-28 Longitudinal balance arrangements for two-to-four wire telecommunication line circuits
IE2529/79A IE48923B1 (en) 1978-12-30 1979-12-28 Improved longitudinal balance arrangements for two-to-four telecommunication line circuits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7850385A GB2041700B (en) 1978-12-30 1978-12-30 Balance on 2-4 wire hybrid circuits

Publications (2)

Publication Number Publication Date
GB2041700A GB2041700A (en) 1980-09-10
GB2041700B true GB2041700B (en) 1982-12-08

Family

ID=10502017

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7850385A Expired GB2041700B (en) 1978-12-30 1978-12-30 Balance on 2-4 wire hybrid circuits

Country Status (12)

Country Link
US (1) US4289939A (https=)
JP (1) JPS5593331A (https=)
BR (1) BR7907893A (https=)
CA (1) CA1131821A (https=)
DE (1) DE2952353A1 (https=)
FR (1) FR2445673A1 (https=)
GB (1) GB2041700B (https=)
IE (1) IE48923B1 (https=)
NL (1) NL7909147A (https=)
NZ (1) NZ192463A (https=)
SE (1) SE437099B (https=)
ZA (1) ZA796286B (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4577255A (en) * 1984-06-20 1986-03-18 Itt Corporation Lightning protection circuit for digital subscriber loop interface
US4757528A (en) * 1986-09-05 1988-07-12 Harris Corporation Thermally coupled information transmission across electrical isolation boundaries
USD776637S1 (en) * 2014-09-22 2017-01-17 Ching-Wen Chen Earhook microphone
USD843347S1 (en) 2016-10-18 2019-03-19 Samson Technologies Corp. Head-worn microphone
WO2020016960A1 (ja) 2018-07-18 2020-01-23 三菱電機株式会社 高調波電流補償装置および空気調和システム

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1126941B (de) * 1960-09-30 1962-04-05 Siemens Ag Schaltungsanordnung zum Ausregeln des Daempfungsunterschiedes verschieden langer Fernmeldeleitungen
NL269763A (https=) * 1960-09-30
US4132863A (en) * 1977-12-20 1979-01-02 Bell Telephone Laboratories, Incorporated Automatic gain and return loss compensating line circuit

Also Published As

Publication number Publication date
BR7907893A (pt) 1980-07-29
SE7910671L (sv) 1980-07-01
NL7909147A (nl) 1980-07-02
US4289939A (en) 1981-09-15
NZ192463A (en) 1982-05-25
ZA796286B (en) 1980-11-26
DE2952353C2 (https=) 1988-01-21
CA1131821A (en) 1982-09-14
IE792529L (en) 1980-06-30
FR2445673A1 (fr) 1980-07-25
DE2952353A1 (de) 1980-07-10
SE437099B (sv) 1985-02-04
JPS6237852B2 (https=) 1987-08-14
JPS5593331A (en) 1980-07-15
IE48923B1 (en) 1985-06-12
GB2041700A (en) 1980-09-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee