DE3262461D1 - Method of and apparatus for decoupling antennas - Google Patents

Method of and apparatus for decoupling antennas

Info

Publication number
DE3262461D1
DE3262461D1 DE8282402264T DE3262461T DE3262461D1 DE 3262461 D1 DE3262461 D1 DE 3262461D1 DE 8282402264 T DE8282402264 T DE 8282402264T DE 3262461 T DE3262461 T DE 3262461T DE 3262461 D1 DE3262461 D1 DE 3262461D1
Authority
DE
Germany
Prior art keywords
decoupling
antennas
decoupling antennas
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
DE8282402264T
Other languages
German (de)
English (en)
Inventor
Herve Ganem
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE3262461D1 publication Critical patent/DE3262461D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
    • H01Q1/525—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas between emitting and receiving antennas
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • H04B1/126—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means having multiple inputs, e.g. auxiliary antenna for receiving interfering signal
    • 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
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—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
    • H04B1/525—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 with means for reducing leakage of transmitter signal into the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Radio Relay Systems (AREA)
DE8282402264T 1981-12-18 1982-12-10 Method of and apparatus for decoupling antennas Expired DE3262461D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8123730A FR2518852A1 (fr) 1981-12-18 1981-12-18 Procede et dispositif electroniques de decouplage d'antenne

Publications (1)

Publication Number Publication Date
DE3262461D1 true DE3262461D1 (en) 1985-03-28

Family

ID=9265184

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282402264T Expired DE3262461D1 (en) 1981-12-18 1982-12-10 Method of and apparatus for decoupling antennas

Country Status (4)

Country Link
US (1) US4493111A (enExample)
EP (1) EP0082756B1 (enExample)
DE (1) DE3262461D1 (enExample)
FR (1) FR2518852A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4776032A (en) * 1985-05-15 1988-10-04 Nippon Telegraph And Telephone Corporation Repeater for a same frequency with spillover measurement
EP0342277A1 (en) * 1988-05-16 1989-11-23 Hazeltine Corporation Tweet elimination, or reduction, in superheterodyne receivers
US5428831A (en) * 1993-01-08 1995-06-27 American Nucleonics Corporation Signal path length correlator and method and an interference cancellation system using the same

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3021521A (en) * 1955-11-30 1962-02-13 Raytheon Co Feed-through nulling systems
US3155965A (en) * 1961-04-28 1964-11-03 Raytheon Co Feed-through nulling system
US3699444A (en) * 1969-02-17 1972-10-17 American Nucleonics Corp Interference cancellation system
US3696429A (en) * 1971-05-24 1972-10-03 Cutler Hammer Inc Signal cancellation system
US3810182A (en) * 1971-08-12 1974-05-07 North American Rockwell Adaptive electronic hybrid transformer
DE3110602C2 (de) * 1980-03-28 1985-07-04 Nippon Telegraph & Telephone Public Corp., Tokio/Tokyo Interferenz-Kompensationssystem
US4423505A (en) * 1981-11-23 1983-12-27 Loral Corp. Cued adaptive canceller

Also Published As

Publication number Publication date
FR2518852A1 (fr) 1983-06-24
EP0082756B1 (fr) 1985-02-20
EP0082756A1 (fr) 1983-06-29
US4493111A (en) 1985-01-08
FR2518852B1 (enExample) 1984-04-06

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee