FR1587244A - - Google Patents

Info

Publication number
FR1587244A
FR1587244A FR1587244DA FR1587244A FR 1587244 A FR1587244 A FR 1587244A FR 1587244D A FR1587244D A FR 1587244DA FR 1587244 A FR1587244 A FR 1587244A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1587244A publication Critical patent/FR1587244A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/58—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
FR1587244D 1967-10-26 1968-10-25 Expired FR1587244A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67839867A 1967-10-26 1967-10-26

Publications (1)

Publication Number Publication Date
FR1587244A true FR1587244A (fr) 1970-03-13

Family

ID=24722616

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1587244D Expired FR1587244A (fr) 1967-10-26 1968-10-25

Country Status (6)

Country Link
US (1) US3540049A (fr)
BE (1) BE722888A (fr)
FR (1) FR1587244A (fr)
GB (1) GB1249120A (fr)
NL (1) NL156556B (fr)
SE (1) SE356650B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2063475A5 (fr) * 1969-10-17 1971-07-09 Labo Cent Telecommunicat
US3701017A (en) * 1970-12-14 1972-10-24 Bell Telephone Labor Inc Delta-modulation terminal circuit
US3810182A (en) * 1971-08-12 1974-05-07 North American Rockwell Adaptive electronic hybrid transformer
US3935533A (en) * 1973-03-02 1976-01-27 United Technologies Corporation Single oscillator microwave transceiver
US4007423A (en) * 1974-12-09 1977-02-08 Intech Laboratories, Inc. System and apparatus for electronic spectral analysis
JPS6044854B2 (ja) * 1980-04-22 1985-10-05 岩崎通信機株式会社 信号伝送方式

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2064896A (en) * 1934-05-26 1936-12-22 American Telephone & Telegraph Common medium multichannel exchange system
US2136984A (en) * 1937-04-14 1938-11-15 American Telephone & Telegraph Impulse transmitting system
BE468900A (fr) * 1945-12-11
US2704362A (en) * 1949-09-28 1955-03-15 Motorola Inc Microwave system
US2991353A (en) * 1959-03-03 1961-07-04 American Telephone & Telegraph Automatic frequency control for multitransmitter radio system
US3453395A (en) * 1965-12-01 1969-07-01 Gen Electric Solid-state hybrid

Also Published As

Publication number Publication date
BE722888A (fr) 1969-04-01
US3540049A (en) 1970-11-10
DE1805398B2 (de) 1972-07-13
SE356650B (fr) 1973-05-28
NL156556B (nl) 1978-04-17
GB1249120A (en) 1971-10-06
NL6815297A (fr) 1969-04-29
DE1805398A1 (de) 1969-05-22

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Legal Events

Date Code Title Description
ST Notification of lapse