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GB2270444B - Improved cross coupled interference cancellation in co-located transmitter/receivers - Google Patents

Improved cross coupled interference cancellation in co-located transmitter/receivers

Info

Publication number
GB2270444B
GB2270444B GB9218857A GB9218857A GB2270444B GB 2270444 B GB2270444 B GB 2270444B GB 9218857 A GB9218857 A GB 9218857A GB 9218857 A GB9218857 A GB 9218857A GB 2270444 B GB2270444 B GB 2270444B
Authority
GB
United Kingdom
Prior art keywords
receivers
interference cancellation
cross coupled
improved cross
coupled interference
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 - Lifetime
Application number
GB9218857A
Other versions
GB9218857D0 (en
GB2270444A (en
Inventor
Ian Michael Saunders
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.)
Roke Manor Research Ltd
Original Assignee
Roke Manor Research Ltd
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 Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Priority to GB9218857A priority Critical patent/GB2270444B/en
Publication of GB9218857D0 publication Critical patent/GB9218857D0/en
Publication of GB2270444A publication Critical patent/GB2270444A/en
Application granted granted Critical
Publication of GB2270444B publication Critical patent/GB2270444B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04B1/50—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
GB9218857A 1992-09-05 1992-09-05 Improved cross coupled interference cancellation in co-located transmitter/receivers Expired - Lifetime GB2270444B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9218857A GB2270444B (en) 1992-09-05 1992-09-05 Improved cross coupled interference cancellation in co-located transmitter/receivers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9218857A GB2270444B (en) 1992-09-05 1992-09-05 Improved cross coupled interference cancellation in co-located transmitter/receivers

Publications (3)

Publication Number Publication Date
GB9218857D0 GB9218857D0 (en) 1992-10-21
GB2270444A GB2270444A (en) 1994-03-09
GB2270444B true GB2270444B (en) 1996-04-03

Family

ID=10721487

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9218857A Expired - Lifetime GB2270444B (en) 1992-09-05 1992-09-05 Improved cross coupled interference cancellation in co-located transmitter/receivers

Country Status (1)

Country Link
GB (1) GB2270444B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9423027D0 (en) 1994-11-15 1995-01-04 Univ Bristol Full-duplex radio transmitter/receiver
US6201511B1 (en) * 1997-04-18 2001-03-13 Ericsson Inc. Composite antenna for duplexer-free duplex operation terminals and method
GB9715842D0 (en) * 1997-07-28 1997-10-01 Roke Manor Research Radio transceiver system
NL1006812C2 (en) * 1997-08-20 1999-02-23 Hollandse Signaalapparaten Bv Antenna system.
US6509883B1 (en) * 1998-06-26 2003-01-21 Racal Antennas Limited Signal coupling methods and arrangements

Also Published As

Publication number Publication date
GB9218857D0 (en) 1992-10-21
GB2270444A (en) 1994-03-09

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20120904