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WO2009014145A1 - 無線基地局装置 - Google Patents

無線基地局装置 Download PDF

Info

Publication number
WO2009014145A1
WO2009014145A1 PCT/JP2008/063203 JP2008063203W WO2009014145A1 WO 2009014145 A1 WO2009014145 A1 WO 2009014145A1 JP 2008063203 W JP2008063203 W JP 2008063203W WO 2009014145 A1 WO2009014145 A1 WO 2009014145A1
Authority
WO
WIPO (PCT)
Prior art keywords
communication system
mobile communication
transmission signal
wireless frequency
output
Prior art date
Application number
PCT/JP2008/063203
Other languages
English (en)
French (fr)
Inventor
Daisuke Koizumi
Masayuki Motegi
Yoshitsugu Shimazu
Seizo Onoe
Naoki Nakaminami
Original Assignee
Ntt Docomo, Inc.
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 Ntt Docomo, Inc. filed Critical Ntt Docomo, Inc.
Priority to EP08791460.2A priority Critical patent/EP2175564A4/en
Priority to CN2008801002577A priority patent/CN101766045B/zh
Priority to US12/670,339 priority patent/US8213992B2/en
Publication of WO2009014145A1 publication Critical patent/WO2009014145A1/ja

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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0067—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with one or more circuit blocks in common for different bands
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0483—Transmitters with multiple parallel paths
    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
  • Transmitters (AREA)

Abstract

共用ＡＭＰは、入力された移動通信システムＢ用送信ベースバンド信号に対する周波数変換処理を行い、第２移動通信システム用送信無線周波数信号を出力する第２移動通信システム用送受信処理部ＴＲＸ-Ｂと、入力された第１移動通信システム用送信無線周波数信号の電力レベルを調整する電力レベル調整部ＶＡと、電力レベル調整部ＶＡから出力された第１移動通信システム用送信無線周波数信号と第２移動通信システム用送受信処理部ＴＲＸ-Ｂから出力された第２移動通信システム用送信無線周波数信号とを合成して送信無線周波数信号を生成する合成部ＣＯＭと、合成部ＣＯＭから出力された送信無線周波数信号の電力レベルを所定増幅率で増幅して出力する共通増幅部ＰＡとを具備する。
PCT/JP2008/063203 2007-07-24 2008-07-23 無線基地局装置 WO2009014145A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP08791460.2A EP2175564A4 (en) 2007-07-24 2008-07-23 WIRELESS BASE STATION DEVICE
CN2008801002577A CN101766045B (zh) 2007-07-24 2008-07-23 无线基站装置
US12/670,339 US8213992B2 (en) 2007-07-24 2008-07-23 Radio base station apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-192696 2007-07-24
JP2007192696A JP5004707B2 (ja) 2007-07-24 2007-07-24 無線基地局装置

Publications (1)

Publication Number Publication Date
WO2009014145A1 true WO2009014145A1 (ja) 2009-01-29

Family

ID=40281394

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/063203 WO2009014145A1 (ja) 2007-07-24 2008-07-23 無線基地局装置

Country Status (6)

Country Link
US (1) US8213992B2 (ja)
EP (1) EP2175564A4 (ja)
JP (1) JP5004707B2 (ja)
KR (1) KR20100039403A (ja)
CN (1) CN101766045B (ja)
WO (1) WO2009014145A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101050944B1 (ko) * 2007-05-25 2011-07-20 후지쯔 가부시끼가이샤 무선 통신 장치, 무선 통신 시스템 및 무선 통신 방법
EP2713436A1 (en) * 2012-09-28 2014-04-02 Alcatel Lucent Module active antenna unit

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000269879A (ja) * 1999-03-16 2000-09-29 Kokusai Electric Co Ltd 中継増幅装置
JP2000278227A (ja) * 1999-03-23 2000-10-06 Kokusai Electric Co Ltd 無線エリア不感地対策用無線装置
WO2006071005A1 (en) * 2004-12-31 2006-07-06 Kmw Inc. Apparatus for using a wireless communication base station in common
JP2007192696A (ja) 2006-01-20 2007-08-02 Nikon Corp 熱型変位素子及びこれを用いた放射検出装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6216012B1 (en) * 1997-11-07 2001-04-10 Conexant Systems, Inc. Dualband power amplifier control using a single power amplifier controller
JP2003115793A (ja) 2001-10-05 2003-04-18 Hitachi Kokusai Electric Inc Ｃｄｍａ無線基地局装置
US7342467B2 (en) * 2004-06-30 2008-03-11 Harris Stratex Networks, Inc. Variable power coupling device
US8515377B2 (en) * 2007-03-12 2013-08-20 Telefonaktiebolaget L M Ericsson (Publ) Imbalanced transmission combining at radio base station
US8068797B2 (en) * 2007-09-28 2011-11-29 Freescale Semiconductor, Inc. Gain control methods for wireless devices and transmitters

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000269879A (ja) * 1999-03-16 2000-09-29 Kokusai Electric Co Ltd 中継増幅装置
JP2000278227A (ja) * 1999-03-23 2000-10-06 Kokusai Electric Co Ltd 無線エリア不感地対策用無線装置
WO2006071005A1 (en) * 2004-12-31 2006-07-06 Kmw Inc. Apparatus for using a wireless communication base station in common
JP2007192696A (ja) 2006-01-20 2007-08-02 Nikon Corp 熱型変位素子及びこれを用いた放射検出装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2175564A4 *

Also Published As

Publication number Publication date
JP2009033271A (ja) 2009-02-12
CN101766045A (zh) 2010-06-30
EP2175564A1 (en) 2010-04-14
KR20100039403A (ko) 2010-04-15
US20100304790A1 (en) 2010-12-02
CN101766045B (zh) 2013-06-19
JP5004707B2 (ja) 2012-08-22
EP2175564A4 (en) 2015-06-10
US8213992B2 (en) 2012-07-03

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