GB2325590B - Signal switch - Google Patents

Signal switch

Info

Publication number
GB2325590B
GB2325590B GB9710484A GB9710484A GB2325590B GB 2325590 B GB2325590 B GB 2325590B GB 9710484 A GB9710484 A GB 9710484A GB 9710484 A GB9710484 A GB 9710484A GB 2325590 B GB2325590 B GB 2325590B
Authority
GB
United Kingdom
Prior art keywords
signal switch
switch
signal
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 - Fee Related
Application number
GB9710484A
Other versions
GB9710484D0 (en
GB2325590A (en
Inventor
Leonidas P Ivrissimtzis
Nigel J Tolson
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.)
NEC Technologies UK Ltd
Original Assignee
NEC Technologies UK 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 NEC Technologies UK Ltd filed Critical NEC Technologies UK Ltd
Priority to GB9710484A priority Critical patent/GB2325590B/en
Publication of GB9710484D0 publication Critical patent/GB9710484D0/en
Publication of GB2325590A publication Critical patent/GB2325590A/en
Application granted granted Critical
Publication of GB2325590B publication Critical patent/GB2325590B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04B1/44—Transmit/receive switching
    • H04B1/48—Transmit/receive switching in circuits for connecting transmitter and receiver to a common transmission path, e.g. by energy of transmitter
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/10—Auxiliary devices for switching or interrupting
    • H01P1/15—Auxiliary devices for switching or interrupting by semiconductor devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
GB9710484A 1997-05-22 1997-05-22 Signal switch Expired - Fee Related GB2325590B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9710484A GB2325590B (en) 1997-05-22 1997-05-22 Signal switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9710484A GB2325590B (en) 1997-05-22 1997-05-22 Signal switch

Publications (3)

Publication Number Publication Date
GB9710484D0 GB9710484D0 (en) 1997-07-16
GB2325590A GB2325590A (en) 1998-11-25
GB2325590B true GB2325590B (en) 2001-10-03

Family

ID=10812817

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9710484A Expired - Fee Related GB2325590B (en) 1997-05-22 1997-05-22 Signal switch

Country Status (1)

Country Link
GB (1) GB2325590B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007009815B4 (en) * 2006-09-28 2015-10-22 Rohde & Schwarz Gmbh & Co. Kg switchover
AU2013205196B2 (en) * 2013-03-04 2014-12-11 Loftus, Robert Francis Joseph MR A Dual Port Single Frequency Antenna

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3996533A (en) * 1975-07-07 1976-12-07 Lee Chong W High frequency, multi-throw switch employing hybrid couplers and reflection-type phase shifters
EP0361801A2 (en) * 1988-09-30 1990-04-04 Mitsubishi Denki Kabushiki Kaisha A microwave semiconductor switch

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3996533A (en) * 1975-07-07 1976-12-07 Lee Chong W High frequency, multi-throw switch employing hybrid couplers and reflection-type phase shifters
EP0361801A2 (en) * 1988-09-30 1990-04-04 Mitsubishi Denki Kabushiki Kaisha A microwave semiconductor switch

Also Published As

Publication number Publication date
GB9710484D0 (en) 1997-07-16
GB2325590A (en) 1998-11-25

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060522