ES176101A1 - Mejoras en sistemas de transmisión - Google Patents

Mejoras en sistemas de transmisión

Info

Publication number
ES176101A1
ES176101A1 ES176101A ES176101A ES176101A1 ES 176101 A1 ES176101 A1 ES 176101A1 ES 176101 A ES176101 A ES 176101A ES 176101 A ES176101 A ES 176101A ES 176101 A1 ES176101 A1 ES 176101A1
Authority
ES
Spain
Prior art keywords
transmission systems
systems
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
ES176101A
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
Standard Electrica SA
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 Alcatel Espana SA, Standard Electrica SA filed Critical Alcatel Espana SA
Publication of ES176101A1 publication Critical patent/ES176101A1/es
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Radio Relay Systems (AREA)
ES176101A 1939-01-10 1946-12-14 Mejoras en sistemas de transmisión Expired ES176101A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB269949X 1939-01-10

Publications (1)

Publication Number Publication Date
ES176101A1 true ES176101A1 (es) 1947-01-16

Family

ID=10252462

Family Applications (1)

Application Number Title Priority Date Filing Date
ES176101A Expired ES176101A1 (es) 1939-01-10 1946-12-14 Mejoras en sistemas de transmisión

Country Status (6)

Country Link
US (1) US2626993A (es)
BE (1) BE523615A (es)
CH (1) CH269949A (es)
ES (1) ES176101A1 (es)
FR (1) FR862720A (es)
GB (1) GB523615A (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2838742A (en) * 1951-12-29 1958-06-10 Pan American Petroleum Corp Seismic gain control
US2723387A (en) * 1953-05-18 1955-11-08 United Geophysical Corp Seismic prospecting system
US3177429A (en) * 1961-01-24 1965-04-06 Felten & Guilleaume Gmbh Amplifier regulation control means for a communications relay station
AU407352B2 (en) * 1965-12-29 1970-10-15 Improvements in automatic gain regulators
US4245353A (en) * 1979-01-17 1981-01-13 Rockwell International Corporation Amplitude tilt correction apparatus
JP4267324B2 (ja) * 2001-02-22 2009-05-27 富士通株式会社 超伝導フィルタ装置及び無線受信増幅装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1811102A (en) * 1924-09-10 1931-06-23 Western Electric Co Signal transmission by guided and unguided waves
US1784176A (en) * 1929-07-02 1930-12-09 American Telephone & Telegraph Equalization for carrier systems
US2083666A (en) * 1933-09-30 1937-06-15 American Telephone & Telegraph High frequency signaling system
US1972286A (en) * 1933-10-20 1934-09-04 Beli Telephone Lab Inc Transmission control in two-way signaling systems
GB436635A (en) * 1934-03-28 1935-10-15 Siemens Ag Improvements in the control of attenuation in electric signalling systems
US2037107A (en) * 1934-12-20 1936-04-14 American Telephone & Telegraph Transmission gain control
US2102138A (en) * 1936-02-21 1937-12-14 Bell Telephone Labor Inc Transmission system
US2105809A (en) * 1936-08-01 1938-01-18 Wired Radio Inc Carrier supply system
US2326871A (en) * 1942-01-28 1943-08-17 Bell Telephone Labor Inc Gain control

Also Published As

Publication number Publication date
GB523615A (en) 1940-07-18
CH269949A (de) 1950-07-31
US2626993A (en) 1953-01-27
FR862720A (fr) 1941-03-13
BE523615A (es)

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