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CH224517A - Two-way transmission system with transmission paths effective in opposite directions. - Google Patents

Two-way transmission system with transmission paths effective in opposite directions.

Info

Publication number
CH224517A
CH224517A CH224517DA CH224517A CH 224517 A CH224517 A CH 224517A CH 224517D A CH224517D A CH 224517DA CH 224517 A CH224517 A CH 224517A
Authority
CH
Switzerland
Prior art keywords
opposite directions
transmission system
way
transmission paths
paths effective
Prior art date
Application number
Other languages
German (de)
Inventor
Bell Telephone Manufac Anonyme
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of CH224517A publication Critical patent/CH224517A/en

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)
  • Rectifiers (AREA)
CH224517D 1937-10-05 1938-10-04 Two-way transmission system with transmission paths effective in opposite directions. CH224517A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB224517X 1937-10-05

Publications (1)

Publication Number Publication Date
CH224517A true CH224517A (en) 1942-11-30

Family

ID=10179564

Family Applications (1)

Application Number Title Priority Date Filing Date
CH224517D CH224517A (en) 1937-10-05 1938-10-04 Two-way transmission system with transmission paths effective in opposite directions.

Country Status (4)

Country Link
BE (1) BE430480A (en)
CH (1) CH224517A (en)
FR (1) FR844298A (en)
GB (1) GB503418A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1020061B (en) * 1954-12-14 1957-11-28 Philips Nv Feedback lock for hybrid circuits in radio telephone connections
DE1156113B (en) * 1958-02-28 1963-10-24 Siemens Ag Circuit arrangement for telephone systems with a voice-controlled feedback lock
DE1178471B (en) * 1961-10-06 1964-09-24 Siemens Ag Circuit arrangement for limiting the amplitude of small alternating voltages

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE441868A (en) * 1939-10-06

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1020061B (en) * 1954-12-14 1957-11-28 Philips Nv Feedback lock for hybrid circuits in radio telephone connections
DE1156113B (en) * 1958-02-28 1963-10-24 Siemens Ag Circuit arrangement for telephone systems with a voice-controlled feedback lock
DE1178471B (en) * 1961-10-06 1964-09-24 Siemens Ag Circuit arrangement for limiting the amplitude of small alternating voltages

Also Published As

Publication number Publication date
GB503418A (en) 1939-04-05
BE430480A (en)
FR844298A (en) 1939-07-21

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