FR2576728B1 - CIRCUIT FOR SEARCHING FOR BALANCING A TRANSMISSION LINE - Google Patents

CIRCUIT FOR SEARCHING FOR BALANCING A TRANSMISSION LINE

Info

Publication number
FR2576728B1
FR2576728B1 FR8501066A FR8501066A FR2576728B1 FR 2576728 B1 FR2576728 B1 FR 2576728B1 FR 8501066 A FR8501066 A FR 8501066A FR 8501066 A FR8501066 A FR 8501066A FR 2576728 B1 FR2576728 B1 FR 2576728B1
Authority
FR
France
Prior art keywords
balancing
searching
circuit
transmission line
transmission
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
FR8501066A
Other languages
French (fr)
Other versions
FR2576728A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8501066A priority Critical patent/FR2576728B1/en
Publication of FR2576728A1 publication Critical patent/FR2576728A1/en
Application granted granted Critical
Publication of FR2576728B1 publication Critical patent/FR2576728B1/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
FR8501066A 1985-01-25 1985-01-25 CIRCUIT FOR SEARCHING FOR BALANCING A TRANSMISSION LINE Expired FR2576728B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8501066A FR2576728B1 (en) 1985-01-25 1985-01-25 CIRCUIT FOR SEARCHING FOR BALANCING A TRANSMISSION LINE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8501066A FR2576728B1 (en) 1985-01-25 1985-01-25 CIRCUIT FOR SEARCHING FOR BALANCING A TRANSMISSION LINE

Publications (2)

Publication Number Publication Date
FR2576728A1 FR2576728A1 (en) 1986-08-01
FR2576728B1 true FR2576728B1 (en) 1988-02-12

Family

ID=9315614

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8501066A Expired FR2576728B1 (en) 1985-01-25 1985-01-25 CIRCUIT FOR SEARCHING FOR BALANCING A TRANSMISSION LINE

Country Status (1)

Country Link
FR (1) FR2576728B1 (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1459770A (en) * 1921-11-15 1923-06-26 American Telephone & Telegraph System for testing line balance
US1675441A (en) * 1927-02-26 1928-07-03 American Telephone & Telegraph Means for measuring balance of electrical networks
DE621741C (en) * 1930-04-30 1935-11-13 Willy Weinitschke Dr Method for measuring two-wire amplifiers or four-wire transmission circuits or for determining the echo reception of hybrid circuits used in remote transmission systems by means of the whistle point determination method
BE462769A (en) * 1944-04-04
DE1119343B (en) * 1960-08-26 1961-12-14 Siemens Ag Arrangement for measuring the fork transition damping
GB1115215A (en) * 1967-02-24 1968-05-29 Standard Telephones Cables Ltd Two to four wire telephone hybrid transformers
JPS51116648A (en) * 1975-04-07 1976-10-14 Hitachi Ltd Automatic balancing hybrid circuit
GB2139055B (en) * 1983-04-28 1986-10-01 Darome Inc Automatic nulling teleconferencing circuit

Also Published As

Publication number Publication date
FR2576728A1 (en) 1986-08-01

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Legal Events

Date Code Title Description
TP Transmission of property
TP Transmission of property
ST Notification of lapse