CH303090A - Gabelschaltung. - Google Patents

Gabelschaltung.

Info

Publication number
CH303090A
CH303090A CH303090DA CH303090A CH 303090 A CH303090 A CH 303090A CH 303090D A CH303090D A CH 303090DA CH 303090 A CH303090 A CH 303090A
Authority
CH
Switzerland
Prior art keywords
hybrid circuit
hybrid
circuit
Prior art date
Application number
Other languages
English (en)
Inventor
Staatsbedrijf D Telephonverwal
Original Assignee
Nederlanden Staat
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 Nederlanden Staat filed Critical Nederlanden Staat
Publication of CH303090A publication Critical patent/CH303090A/de

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)
CH303090D 1949-10-11 1950-10-09 Gabelschaltung. CH303090A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL303090X 1949-10-11

Publications (1)

Publication Number Publication Date
CH303090A true CH303090A (de) 1954-11-15

Family

ID=19783389

Family Applications (1)

Application Number Title Priority Date Filing Date
CH303090D CH303090A (de) 1949-10-11 1950-10-09 Gabelschaltung.

Country Status (2)

Country Link
US (1) US2876281A (de)
CH (1) CH303090A (de)

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1825304A (en) * 1927-09-19 1931-09-29 Westinghouse Electric & Mfg Co Telephone lines
US1986514A (en) * 1931-08-24 1935-01-01 American Telephone & Telegraph Wave responsive transmission control
US1986516A (en) * 1931-10-06 1935-01-01 American Telephone & Telegraph Four-wire terminal transmission control
US1973027A (en) * 1933-01-10 1934-09-11 American Telephone & Telegraph Transmission system
US2061555A (en) * 1935-11-27 1936-11-24 Bell Telephone Labor Inc Transmission control in two-way signaling systems
US2109557A (en) * 1936-09-16 1938-03-01 American Telephone & Telegraph Signal transmission system
US2209667A (en) * 1939-05-13 1940-07-30 Bell Telephone Labor Inc Control of transmission in two-way signaling systems
US2206146A (en) * 1939-05-27 1940-07-02 Bell Telephone Labor Inc Control of transmission and two-way signaling systems
US2212960A (en) * 1939-07-12 1940-08-27 Bell Telephone Labor Inc Signal controlled switching circuits in telephone systems
NL70924C (de) * 1939-10-04
US2228866A (en) * 1939-10-11 1941-01-14 Bell Telephone Labor Inc Volume control circuits
US2273945A (en) * 1941-04-16 1942-02-24 Bell Telephone Labor Inc Two-way speech transmission
US2338410A (en) * 1942-05-13 1944-01-04 Bell Telephone Labor Inc Push-pull amplifier
US2352081A (en) * 1942-09-19 1944-06-20 Bell Telephone Labor Inc Transmission control in two-way signal transmission systems
GB561405A (en) * 1942-11-14 1944-05-18 Automatic Telephone & Elect Improvements in or relating to telecommunication systems

Also Published As

Publication number Publication date
US2876281A (en) 1959-03-03

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