GB2281663B - Filters for radio base stations - Google Patents

Filters for radio base stations

Info

Publication number
GB2281663B
GB2281663B GB9317192A GB9317192A GB2281663B GB 2281663 B GB2281663 B GB 2281663B GB 9317192 A GB9317192 A GB 9317192A GB 9317192 A GB9317192 A GB 9317192A GB 2281663 B GB2281663 B GB 2281663B
Authority
GB
United Kingdom
Prior art keywords
filters
base stations
radio base
radio
stations
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
GB9317192A
Other versions
GB2281663A (en
GB9317192D0 (en
Inventor
Martin W Greenwood
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.)
Nokia Oyj
Original Assignee
Nokia Telecommunications Oy
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 Nokia Telecommunications Oy filed Critical Nokia Telecommunications Oy
Priority to GB9317192A priority Critical patent/GB2281663B/en
Publication of GB9317192D0 publication Critical patent/GB9317192D0/en
Publication of GB2281663A publication Critical patent/GB2281663A/en
Application granted granted Critical
Publication of GB2281663B publication Critical patent/GB2281663B/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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
GB9317192A 1993-08-18 1993-08-18 Filters for radio base stations Expired - Fee Related GB2281663B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9317192A GB2281663B (en) 1993-08-18 1993-08-18 Filters for radio base stations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9317192A GB2281663B (en) 1993-08-18 1993-08-18 Filters for radio base stations

Publications (3)

Publication Number Publication Date
GB9317192D0 GB9317192D0 (en) 1993-10-06
GB2281663A GB2281663A (en) 1995-03-08
GB2281663B true GB2281663B (en) 1997-08-20

Family

ID=10740690

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9317192A Expired - Fee Related GB2281663B (en) 1993-08-18 1993-08-18 Filters for radio base stations

Country Status (1)

Country Link
GB (1) GB2281663B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2329792A (en) 1997-08-20 1999-03-31 Nokia Telecommunications Oy Identification signals enable a transceiver module to correctly configure itself to an attached functional module
US6539209B1 (en) * 2000-05-30 2003-03-25 Lucent Technologies Inc. Code-division, multiple-access base station having transmit diversity
WO2001095507A2 (en) * 2000-06-09 2001-12-13 Daimlerchrysler Ag Arrangement for operating various terminal devices
US7120465B2 (en) * 2003-12-20 2006-10-10 Telefonaktiebolaget Lm Ericsson (Publ) Transceiver system including multiple radio base stations that share an antenna
FR2887092B1 (en) * 2005-06-13 2007-07-20 Delat Ohm Sa LOW-LOSS COUPLING SYSTEM FOR SHARING IN TRANSMISSION AND RECEPTION OF A COMMON ANTENNA BY TWO BASIC RADIO COMMUNICATION STATIONS
CN101034922B (en) * 2007-04-19 2010-07-07 华为技术有限公司 Signal mixing method, device and same-frequency band and common antenna feedback system for different systems

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1065094A (en) * 1962-11-30 1967-04-12 Telefunken Patent Improvements in or relating to electrical tuning arrangements
GB1494665A (en) * 1974-05-09 1977-12-07 Siemens Ag Housings for electrical communications devices
EP0401019A2 (en) * 1989-06-02 1990-12-05 Nec Corporation Structure of a duplexer for radio equipment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1065094A (en) * 1962-11-30 1967-04-12 Telefunken Patent Improvements in or relating to electrical tuning arrangements
GB1494665A (en) * 1974-05-09 1977-12-07 Siemens Ag Housings for electrical communications devices
EP0401019A2 (en) * 1989-06-02 1990-12-05 Nec Corporation Structure of a duplexer for radio equipment

Also Published As

Publication number Publication date
GB2281663A (en) 1995-03-08
GB9317192D0 (en) 1993-10-06

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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: 20020818