DK144399C - Kobling til tilkobling af flere sendere til et antennesystem uden gensidig tilbagekobling - Google Patents

Kobling til tilkobling af flere sendere til et antennesystem uden gensidig tilbagekobling

Info

Publication number
DK144399C
DK144399C DK388077A DK388077A DK144399C DK 144399 C DK144399 C DK 144399C DK 388077 A DK388077 A DK 388077A DK 388077 A DK388077 A DK 388077A DK 144399 C DK144399 C DK 144399C
Authority
DK
Denmark
Prior art keywords
clutch
antenna system
multiple transmitters
connect multiple
mutual backup
Prior art date
Application number
DK388077A
Other languages
Danish (da)
English (en)
Other versions
DK388077A (da
DK144399B (da
Inventor
D J Braak
Original Assignee
Tekade Felten & Guilleaume
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 Tekade Felten & Guilleaume filed Critical Tekade Felten & Guilleaume
Publication of DK388077A publication Critical patent/DK388077A/da
Publication of DK144399B publication Critical patent/DK144399B/da
Application granted granted Critical
Publication of DK144399C publication Critical patent/DK144399C/da

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
DK388077A 1976-09-01 1977-08-31 Kobling til tilkobling af flere sendere til et antennesystem uden gensidig tilbagekobling DK144399C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2639348 1976-09-01
DE2639348A DE2639348C2 (de) 1976-09-01 1976-09-01 Schaltungsanordnung zum gegenseitigen entkoppelten Anschalten mehrerer Sender unterschiedlicher Sendefrequenzen an ein Antennensystem

Publications (3)

Publication Number Publication Date
DK388077A DK388077A (da) 1978-03-02
DK144399B DK144399B (da) 1982-03-01
DK144399C true DK144399C (da) 1982-09-06

Family

ID=5986909

Family Applications (1)

Application Number Title Priority Date Filing Date
DK388077A DK144399C (da) 1976-09-01 1977-08-31 Kobling til tilkobling af flere sendere til et antennesystem uden gensidig tilbagekobling

Country Status (12)

Country Link
US (1) US4148038A (de)
AT (1) AT359132B (de)
AU (1) AU509501B2 (de)
CH (1) CH623428A5 (de)
DE (1) DE2639348C2 (de)
DK (1) DK144399C (de)
FR (1) FR2363936A1 (de)
GB (1) GB1555591A (de)
IT (1) IT1085165B (de)
NL (1) NL7709525A (de)
NO (1) NO149191C (de)
SE (1) SE437316C (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3004817A1 (de) * 1980-02-09 1981-08-20 Deutsche Bundespost vertreten durch den Präsidenten des Fernmeldetechnischen Zentralamtes, 6100 Darmstadt Schaltungsanordnung zum gegeneinander entkoppelten anschalten mehrerer sender an ein antennensystem
GB2176057B (en) * 1985-05-17 1989-11-15 Marconi Co Ltd Radar antenna array
US4833485A (en) * 1985-05-17 1989-05-23 The Marconi Company Limited Radar antenna array
FR2627015B1 (fr) * 1988-02-08 1991-02-01 Applic Rech Electro Ste Antenne omnidirectionnelle multiacces
GB2279504A (en) * 1993-06-19 1995-01-04 Mercury Personal Communication Antenna system
GB2304496A (en) * 1995-08-17 1997-03-19 Motorola Ltd Coupling radio transmitters to antenna elements
US5781066A (en) * 1996-03-11 1998-07-14 The Mitre Corporation Pulse waveform generator

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2318237A (en) * 1940-06-08 1943-05-04 Rca Corp Antenna feed system
US3273067A (en) * 1963-03-28 1966-09-13 Whittaker Corp Hybrid ring multicoupler for a plurality of pairs of transmitters
US3226724A (en) * 1963-07-05 1965-12-28 Brueckmann Helmut Multiple antenna multiplex system
FR1442904A (fr) * 1964-08-07 1966-06-17 Marconi Co Ltd Dispositif combinant les signaux à fréquence radio
US3295134A (en) * 1965-11-12 1966-12-27 Sanders Associates Inc Antenna system for radiating directional patterns
US3518695A (en) * 1967-09-07 1970-06-30 Collins Radio Co Antenna array multifrequency and beam steering control multiplex feed
US3641578A (en) * 1970-07-21 1972-02-08 Itt Discone antenna
US4101901A (en) * 1975-12-22 1978-07-18 Motorola, Inc. Interleaved antenna array for use in a multiple input antenna system

Also Published As

Publication number Publication date
GB1555591A (en) 1979-11-14
ATA718576A (de) 1980-03-15
FR2363936A1 (fr) 1978-03-31
DE2639348C2 (de) 1978-08-10
AU2844677A (en) 1979-03-08
DE2639348B1 (de) 1977-12-22
NL7709525A (nl) 1978-03-03
AU509501B2 (en) 1980-05-15
SE437316B (sv) 1985-02-18
NO149191B (no) 1983-11-21
DK388077A (da) 1978-03-02
NO149191C (no) 1984-02-29
SE7709739L (sv) 1978-03-02
SE437316C (sv) 1987-08-17
FR2363936B1 (de) 1984-08-31
US4148038A (en) 1979-04-03
AT359132B (de) 1980-10-27
CH623428A5 (de) 1981-05-29
IT1085165B (it) 1985-05-28
DK144399B (da) 1982-03-01
NO772983L (no) 1978-03-02

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Legal Events

Date Code Title Description
PBP Patent lapsed