FI20075309A - Mastovahvistinyksikkö - Google Patents

Mastovahvistinyksikkö Download PDF

Info

Publication number
FI20075309A
FI20075309A FI20075309A FI20075309A FI20075309A FI 20075309 A FI20075309 A FI 20075309A FI 20075309 A FI20075309 A FI 20075309A FI 20075309 A FI20075309 A FI 20075309A FI 20075309 A FI20075309 A FI 20075309A
Authority
FI
Finland
Prior art keywords
mast
amplifier unit
amplifier
unit
mast amplifier
Prior art date
Application number
FI20075309A
Other languages
English (en)
Swedish (sv)
Other versions
FI20075309A0 (fi
FI122362B (fi
Inventor
Harri Naerhi
Original Assignee
Powerwave Comtek 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 Powerwave Comtek Oy filed Critical Powerwave Comtek Oy
Priority to FI20075309A priority Critical patent/FI122362B/fi
Publication of FI20075309A0 publication Critical patent/FI20075309A0/fi
Priority to PCT/FI2008/050202 priority patent/WO2008135630A1/en
Priority to US12/594,259 priority patent/US20100149066A1/en
Priority to EP08736851.0A priority patent/EP2151065B1/en
Publication of FI20075309A publication Critical patent/FI20075309A/fi
Application granted granted Critical
Publication of FI122362B publication Critical patent/FI122362B/fi

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
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control 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
    • H04B1/06—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
    • H04B1/74—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 for increasing reliability, e.g. using redundant or spare channels or apparatus
    • H04B1/745—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 for increasing reliability, e.g. using redundant or spare channels or apparatus using by-passing or self-healing methods
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H03F2203/7239—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by putting into parallel or not, by choosing between amplifiers and shunting lines by one or more switch(es)

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Transceivers (AREA)
FI20075309A 2007-05-03 2007-05-03 Mastovahvistinyksikkö FI122362B (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI20075309A FI122362B (fi) 2007-05-03 2007-05-03 Mastovahvistinyksikkö
PCT/FI2008/050202 WO2008135630A1 (en) 2007-05-03 2008-04-18 Masthead amplifier unit
US12/594,259 US20100149066A1 (en) 2007-05-03 2008-04-18 Masthead amplifier unit
EP08736851.0A EP2151065B1 (en) 2007-05-03 2008-04-18 Masthead amplifier unit

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20075309 2007-05-03
FI20075309A FI122362B (fi) 2007-05-03 2007-05-03 Mastovahvistinyksikkö

Publications (3)

Publication Number Publication Date
FI20075309A0 FI20075309A0 (fi) 2007-05-03
FI20075309A true FI20075309A (fi) 2008-11-04
FI122362B FI122362B (fi) 2011-12-30

Family

ID=38069477

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20075309A FI122362B (fi) 2007-05-03 2007-05-03 Mastovahvistinyksikkö

Country Status (4)

Country Link
US (1) US20100149066A1 (fi)
EP (1) EP2151065B1 (fi)
FI (1) FI122362B (fi)
WO (1) WO2008135630A1 (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8295212B2 (en) * 2009-08-05 2012-10-23 Alcatel Lucent System and method for TDD/TMA with hybrid bypass switch of receiving amplifier
KR102035794B1 (ko) * 2018-11-28 2019-10-23 주식회사 케이엠더블유 바이패스 기능이 적용된 핀 다이오드 스위치
WO2020161194A1 (en) * 2019-02-06 2020-08-13 Commscope Italy S.R.L. Transmit/receive switch circuits for time division duplex communications systems
US11515608B2 (en) * 2019-02-27 2022-11-29 Skyworks Solutions, Inc. Remote compensators for mobile devices

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06103809B2 (ja) * 1988-06-10 1994-12-14 三菱電機株式会社 増幅回路
SE505202C2 (sv) * 1995-10-04 1997-07-14 Allgon Ab Förbiledningsanordning i en förstärkarenhet
US6591086B1 (en) * 2000-04-24 2003-07-08 Telaxis Communications Corporation Enhanced time division duplexing (TDD) transceiver circuitry
US6586993B2 (en) * 2000-11-08 2003-07-01 Research In Motion Limited Impedance matching low noise amplifier having a bypass switch
US6864743B2 (en) * 2000-12-22 2005-03-08 Allgon Ab Microwave amplifier with bypass segment
US20050255812A1 (en) * 2004-05-17 2005-11-17 Samsung Electronics Co., Ltd. RF front-end apparatus in a TDD wireless communication system
US7457640B2 (en) * 2004-10-29 2008-11-25 Antone Wireless Corporation Dielectric loaded cavity filters for non-actively cooled applications in proximity to the antenna
US7463905B1 (en) * 2004-12-09 2008-12-09 Nortel Networks Limited Cellular telephony mast cable reduction

Also Published As

Publication number Publication date
FI20075309A0 (fi) 2007-05-03
EP2151065A4 (en) 2014-12-24
EP2151065A1 (en) 2010-02-10
WO2008135630A1 (en) 2008-11-13
EP2151065B1 (en) 2017-01-18
US20100149066A1 (en) 2010-06-17
FI122362B (fi) 2011-12-30

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