[go: up one dir, main page]

GB2171879B - Improvements relating to radio communication systems - Google Patents

Improvements relating to radio communication systems

Info

Publication number
GB2171879B
GB2171879B GB08431207A GB8431207A GB2171879B GB 2171879 B GB2171879 B GB 2171879B GB 08431207 A GB08431207 A GB 08431207A GB 8431207 A GB8431207 A GB 8431207A GB 2171879 B GB2171879 B GB 2171879B
Authority
GB
United Kingdom
Prior art keywords
radio communication
communication systems
improvements relating
relating
systems
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
GB08431207A
Other versions
GB2171879A (en
Inventor
Christopher John Tarran
Gerald Raymond
Terrence Alvan Bristow
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.)
GE Healthcare UK Ltd
Plessey Co Ltd
Original Assignee
GE Healthcare UK Ltd
Plessey Co 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 GE Healthcare UK Ltd, Plessey Co Ltd filed Critical GE Healthcare UK Ltd
Priority to GB08431207A priority Critical patent/GB2171879B/en
Publication of GB2171879A publication Critical patent/GB2171879A/en
Application granted granted Critical
Publication of GB2171879B publication Critical patent/GB2171879B/en
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
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H04B1/715—Interference-related aspects
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H04B1/715—Interference-related aspects
    • H04B2001/7152—Interference-related aspects with means for suppressing interference

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
GB08431207A 1984-12-11 1984-12-11 Improvements relating to radio communication systems Expired GB2171879B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08431207A GB2171879B (en) 1984-12-11 1984-12-11 Improvements relating to radio communication systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08431207A GB2171879B (en) 1984-12-11 1984-12-11 Improvements relating to radio communication systems

Publications (2)

Publication Number Publication Date
GB2171879A GB2171879A (en) 1986-09-03
GB2171879B true GB2171879B (en) 1989-01-11

Family

ID=10571000

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08431207A Expired GB2171879B (en) 1984-12-11 1984-12-11 Improvements relating to radio communication systems

Country Status (1)

Country Link
GB (1) GB2171879B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5630223A (en) * 1994-12-07 1997-05-13 American Nucleonics Corporation Adaptive method and apparatus for eliminating interference between radio transceivers
GB2329560A (en) * 1997-07-28 1999-03-24 Roke Manor Research Bias control for radio transmitter
WO2000001030A1 (en) * 1998-06-26 2000-01-06 Racal Antennas Limited Signal coupling methods and arrangements
GB0515110D0 (en) * 2005-07-25 2005-08-31 Siemens Ag Interrogation system
GB2557917A (en) * 2016-12-16 2018-07-04 Chelton Ltd RF interference cancellation system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB492455A (en) * 1937-04-12 1938-09-21 Rediffusion Ltd Improvements in and relating to directional wireless receiving systems
GB1446776A (en) * 1973-06-13 1976-08-18 Plessey Co Ltd Signal suppressors tyre building apparatus
GB1504517A (en) * 1975-03-26 1978-03-22 Plessey Co Ltd Signal separation arrangements
GB1510625A (en) * 1975-08-15 1978-05-10 Plessey Co Ltd Radar circuit arrangements
GB1602094A (en) * 1977-07-08 1981-11-04 Marconi Co Ltd Adaptive cancellation arrangements

Also Published As

Publication number Publication date
GB2171879A (en) 1986-09-03

Similar Documents

Publication Publication Date Title
GB2158680B (en) Communication system
GB2154347B (en) Paging communication system
GB8424297D0 (en) Communications system
DE3573363D1 (en) Multidirection multiplex communication systems
EP0176788A3 (en) Multiplex communication system
EP0157412A3 (en) Radio communication system
GB2277231B (en) Communications system
GB2164526B (en) Multiplex communication
GB2153188B (en) Communications system
EP0155773A3 (en) Communication system
GB8426324D0 (en) Communications systems
DE3474894D1 (en) Radio communication system
GB2168572B (en) Communication system
GB2171879B (en) Improvements relating to radio communication systems
GB2164517B (en) Improvements to antenna systems
KR910009646B1 (en) Digital radio communication system
GB2165409B (en) Improvements relating to radio receivers
GB2154803B (en) Antenna system
GB8405505D0 (en) Communications system
GB2168878B (en) Radio communication system
GB8511557D0 (en) Communication systems
GB8529735D0 (en) Communication receivers
GB2283882B (en) Communication system
GB8520864D0 (en) Communication arrangements
GB2167276B (en) Communication system

Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20041210