GB538807A - Electric signal transmission systems - Google Patents

Electric signal transmission systems

Info

Publication number
GB538807A
GB538807A GB3622/40A GB362240A GB538807A GB 538807 A GB538807 A GB 538807A GB 3622/40 A GB3622/40 A GB 3622/40A GB 362240 A GB362240 A GB 362240A GB 538807 A GB538807 A GB 538807A
Authority
GB
United Kingdom
Prior art keywords
circuit
gain
control
station
pilot
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
GB3622/40A
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
Priority to US255812A priority Critical patent/US2208617A/en
Priority to FR863363D priority patent/FR863363A/fr
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Priority to GB3622/40A priority patent/GB538807A/en
Priority to BE439707D priority patent/BE439707A/xx
Publication of GB538807A publication Critical patent/GB538807A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/10—Control of transmission; Equalising by pilot signal
    • H04B3/12—Control of transmission; Equalising by pilot signal in negative-feedback path of line amplifier

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)
GB3622/40A 1939-02-11 1940-02-27 Electric signal transmission systems Expired GB538807A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US255812A US2208617A (en) 1939-02-11 1939-02-11 Signal transmission system
FR863363D FR863363A (fr) 1939-02-11 1940-02-09 Perfectionnements aux systèmes de transmission de signaux
GB3622/40A GB538807A (en) 1939-02-11 1940-02-27 Electric signal transmission systems
BE439707D BE439707A (en, 2012) 1939-02-11 1940-11-08

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US255812A US2208617A (en) 1939-02-11 1939-02-11 Signal transmission system
GB3622/40A GB538807A (en) 1939-02-11 1940-02-27 Electric signal transmission systems

Publications (1)

Publication Number Publication Date
GB538807A true GB538807A (en) 1941-08-18

Family

ID=26238481

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3622/40A Expired GB538807A (en) 1939-02-11 1940-02-27 Electric signal transmission systems

Country Status (4)

Country Link
US (1) US2208617A (en, 2012)
BE (1) BE439707A (en, 2012)
FR (1) FR863363A (en, 2012)
GB (1) GB538807A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2355800C1 (ru) * 2007-10-02 2009-05-20 Юлия Алексеевна Щепочкина Сплав на основе никеля

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2477028A (en) * 1945-02-03 1949-07-26 Wilkie Harry Dual channel gain control
FR963420A (en, 2012) * 1947-02-26 1950-07-10
US2867774A (en) * 1952-12-17 1959-01-06 Bell Telephone Labor Inc Gain regulator for carrier systems
DE1060442B (de) * 1956-06-29 1959-07-02 Siemens Ag UEbertragungssystem zur Nachrichtenuebertragung ueber Leitungen mit Hauptverstaerker-aemtern und unbemannten, ferngespeisten Zwischenverstaerkeraemtern
NL223412A (en, 2012) * 1956-12-21
US3082381A (en) * 1959-05-27 1963-03-19 Goodyear Aircraft Corp Automatic gain control circuit
DE1144773B (de) * 1959-11-05 1963-03-07 Int Standard Electric Corp Schaltungsanordnung zur Regelung des Pegels in Nachrichten-uebertragungsanlagen mit Zwischenverstaerkern

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2355800C1 (ru) * 2007-10-02 2009-05-20 Юлия Алексеевна Щепочкина Сплав на основе никеля

Also Published As

Publication number Publication date
FR863363A (fr) 1941-04-01
US2208617A (en) 1940-07-23
BE439707A (en, 2012) 1940-12-31

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