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FR714383A - Improvements to electrical signaling systems - Google Patents

Improvements to electrical signaling systems

Info

Publication number
FR714383A
FR714383A FR714383DA FR714383A FR 714383 A FR714383 A FR 714383A FR 714383D A FR714383D A FR 714383DA FR 714383 A FR714383 A FR 714383A
Authority
FR
France
Prior art keywords
signaling systems
electrical signaling
electrical
systems
signaling
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
Other languages
French (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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR714383A publication Critical patent/FR714383A/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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Soil Working Implements (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FR714383D 1930-01-01 1930-07-24 Improvements to electrical signaling systems Expired FR714383A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB54/30A GB346004A (en) 1930-01-01 1930-01-01 Improvements in electrical signalling systems
NL51917A NL30726C (en) 1930-01-01 1930-05-31
DE549974T 1930-06-12
FR714383T 1930-07-24

Publications (1)

Publication Number Publication Date
FR714383A true FR714383A (en) 1931-11-20

Family

ID=9697578

Family Applications (1)

Application Number Title Priority Date Filing Date
FR714383D Expired FR714383A (en) 1930-01-01 1930-07-24 Improvements to electrical signaling systems

Country Status (5)

Country Link
US (1) US1953462A (en)
DE (1) DE549974C (en)
FR (1) FR714383A (en)
GB (1) GB346004A (en)
NL (1) NL30726C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE748784C (en) * 1937-09-24 1944-11-09 Process for automatic level control of especially wide frequency bands that are transmitted over lines with frequency-dependent damping
DE859489C (en) * 1942-09-23 1952-12-15 Siemens Ag Transmission system with several, separately regulated amplifier sections
DE866354C (en) * 1943-05-13 1953-02-09 Aeg Procedure for level control
US2860180A (en) * 1953-04-27 1958-11-11 Times Facsimile Corp Remote control system for continuous facsimile recorder
US2927165A (en) * 1955-01-25 1960-03-01 Fairstein Edward Non-blocking stabilized feed back amplifier

Also Published As

Publication number Publication date
US1953462A (en) 1934-04-03
GB346004A (en) 1931-04-01
NL30726C (en) 1933-09-15
DE549974C (en) 1932-05-11

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