GB916543A - Improvements in or relating to two-way communication networks - Google Patents

Improvements in or relating to two-way communication networks

Info

Publication number
GB916543A
GB916543A GB33049/61A GB3304961A GB916543A GB 916543 A GB916543 A GB 916543A GB 33049/61 A GB33049/61 A GB 33049/61A GB 3304961 A GB3304961 A GB 3304961A GB 916543 A GB916543 A GB 916543A
Authority
GB
United Kingdom
Prior art keywords
circuit
east
west
operates
signals
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
GB33049/61A
Other languages
English (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.)
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 GB916543A publication Critical patent/GB916543A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Amplifiers (AREA)
GB33049/61A 1960-09-29 1961-09-14 Improvements in or relating to two-way communication networks Expired GB916543A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US59272A US3170994A (en) 1960-09-29 1960-09-29 Tone operated echo suppressor control circuit

Publications (1)

Publication Number Publication Date
GB916543A true GB916543A (en) 1963-01-23

Family

ID=22021916

Family Applications (1)

Application Number Title Priority Date Filing Date
GB33049/61A Expired GB916543A (en) 1960-09-29 1961-09-14 Improvements in or relating to two-way communication networks

Country Status (5)

Country Link
US (1) US3170994A (h)
BE (1) BE608334A (h)
DE (1) DE1244234B (h)
GB (1) GB916543A (h)
NL (1) NL125637C (h)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783194A (en) * 1972-11-20 1974-01-01 Milgo Electronic Corp Data modem having a fast turn-around time over direct distance dialed networks
US4531208A (en) * 1982-02-24 1985-07-23 Rca Corporation Apparatus and method for reducing telephone channel power loading

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2183389A (en) * 1939-01-14 1939-12-12 Bell Telephone Labor Inc Indicating circuit
US2209667A (en) * 1939-05-13 1940-07-30 Bell Telephone Labor Inc Control of transmission in two-way signaling systems
US2212960A (en) * 1939-07-12 1940-08-27 Bell Telephone Labor Inc Signal controlled switching circuits in telephone systems
US2257806A (en) * 1940-11-22 1941-10-07 Bell Telephone Labor Inc Echo suppressing circuit
US2977510A (en) * 1956-09-17 1961-03-28 English Electric Co Ltd Protection of electrical power circuits

Also Published As

Publication number Publication date
BE608334A (fr) 1962-01-14
NL269130A (h) 1964-06-25
US3170994A (en) 1965-02-23
DE1244234B (de) 1967-07-13
NL125637C (h) 1968-12-16

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