FR951028A - Systèmes de couplage d'antennes radioélectriques - Google Patents

Systèmes de couplage d'antennes radioélectriques

Info

Publication number
FR951028A
FR951028A FR951028DA FR951028A FR 951028 A FR951028 A FR 951028A FR 951028D A FR951028D A FR 951028DA FR 951028 A FR951028 A FR 951028A
Authority
FR
France
Prior art keywords
radio antenna
antenna coupling
coupling systems
systems
radio
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
English (en)
Inventor
Armig Ghevont Kandoian
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR951028A publication Critical patent/FR951028A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
    • G01S7/034—Duplexers
FR951028D 1944-06-27 1947-08-05 Systèmes de couplage d'antennes radioélectriques Expired FR951028A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US542278A US2485606A (en) 1944-06-27 1944-06-27 Protective coupling circuit

Publications (1)

Publication Number Publication Date
FR951028A true FR951028A (fr) 1949-10-13

Family

ID=24163100

Family Applications (1)

Application Number Title Priority Date Filing Date
FR951028D Expired FR951028A (fr) 1944-06-27 1947-08-05 Systèmes de couplage d'antennes radioélectriques

Country Status (3)

Country Link
US (1) US2485606A (fr)
ES (1) ES181919A1 (fr)
FR (1) FR951028A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2738418A (en) * 1942-03-09 1956-03-13 English Electric Valve Co Ltd Transmission control devices adapted as a switch
US2617924A (en) * 1945-03-08 1952-11-11 Clarence W Jones Wide frequency band transmitreceive switch
GB690684A (en) * 1948-07-27 1953-04-29 Gen Electric Co Ltd Improvements in and relating to electric filter systems
US2753454A (en) * 1952-10-31 1956-07-03 Rca Corp Electronic circuit protection systems
US2921185A (en) * 1954-07-02 1960-01-12 Garoff Kenton Wave guide duplexing system
US3069635A (en) * 1958-09-26 1962-12-18 Siemens And Halske Ag Berlin A Filter arrangement for very short electro-magnetic waves
GB916486A (en) * 1959-03-11 1963-01-23 Gen Electric Co Ltd Improvements in or relating to non-reciprocal coupling arrangements for radio frequency signals
US3327215A (en) * 1964-09-18 1967-06-20 Motorola Inc Electronic circuit for selectively connecting a transmitter and a receiver to a single antenna
US3411114A (en) * 1965-04-30 1968-11-12 Allen Bradley Co Microwave transmission-line t-filters
US3800222A (en) * 1972-09-07 1974-03-26 Motorola Inc Radio frequency switch employing reed switches and a quarter wave line

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1073624A (en) * 1909-09-20 1913-09-23 Marconi Wireless Telegraph Co America Breaking means for radiotelegraphy.
US2401717A (en) * 1938-01-11 1946-06-04 Rca Corp Signaling system
US2412161A (en) * 1941-12-01 1946-12-03 Gen Electric Transmission system
US2438367A (en) * 1942-10-24 1948-03-23 Gen Electric Transmitter-receiver switching system
US2412315A (en) * 1943-06-23 1946-12-10 Rca Corp Radio transmitter-receiver automatic switching system
US2425379A (en) * 1943-09-04 1947-08-12 Rca Corp Transmission line circuit

Also Published As

Publication number Publication date
ES181919A1 (es) 1948-03-01
US2485606A (en) 1949-10-25

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