TW200635253A - Mobile communication terminal and method for controlling a plurality of receiving apparatuses mounted on mobile communication terminal - Google Patents

Mobile communication terminal and method for controlling a plurality of receiving apparatuses mounted on mobile communication terminal

Info

Publication number
TW200635253A
TW200635253A TW095101938A TW95101938A TW200635253A TW 200635253 A TW200635253 A TW 200635253A TW 095101938 A TW095101938 A TW 095101938A TW 95101938 A TW95101938 A TW 95101938A TW 200635253 A TW200635253 A TW 200635253A
Authority
TW
Taiwan
Prior art keywords
mobile communication
communication terminal
agc
controlling
receiving apparatuses
Prior art date
Application number
TW095101938A
Other languages
English (en)
Other versions
TWI301709B (zh
Inventor
Yousuke Iizuka
Shinsuke Ogawa
Masahiro Sakai
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
Publication of TW200635253A publication Critical patent/TW200635253A/zh
Application granted granted Critical
Publication of TWI301709B publication Critical patent/TWI301709B/zh

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3078—Circuits generating control signals for digitally modulated signals
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/52—TPC using AGC [Automatic Gain Control] circuits or amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Circuits Of Receivers In General (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Control Of Amplification And Gain Control (AREA)
TW095101938A 2005-01-18 2006-01-18 Mobile communication terminal and method for controlling a plurality of receiving apparatuses mounted on mobile communication terminal TW200635253A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005010850 2005-01-18

Publications (2)

Publication Number Publication Date
TW200635253A true TW200635253A (en) 2006-10-01
TWI301709B TWI301709B (zh) 2008-10-01

Family

ID=36692219

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095101938A TW200635253A (en) 2005-01-18 2006-01-18 Mobile communication terminal and method for controlling a plurality of receiving apparatuses mounted on mobile communication terminal

Country Status (7)

Country Link
US (1) US8160521B2 (zh)
EP (1) EP1855387B1 (zh)
JP (1) JP4490446B2 (zh)
KR (1) KR100934352B1 (zh)
CN (1) CN101107785A (zh)
TW (1) TW200635253A (zh)
WO (1) WO2006077830A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5315655B2 (ja) * 2007-09-21 2013-10-16 富士通株式会社 無線通信システムおよび自動利得制御方法
US9326171B2 (en) 2014-03-10 2016-04-26 Qualcomm Incorporated Enhancing data throughput using multiple receivers
WO2019231922A1 (en) 2018-05-31 2019-12-05 Skyworks Solutions, Inc. Apparatus and methods for multi-antenna communications

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS631222A (ja) 1986-06-20 1988-01-06 Nec Corp ダイバ−シテイ受信装置
JPH03213021A (ja) * 1990-01-18 1991-09-18 Fujitsu Ltd Ｓｄ受信装置
JP2713128B2 (ja) * 1993-12-28 1998-02-16 日本電気株式会社 ダイバーシティ受信信号合成回路
JPH07212158A (ja) * 1994-01-20 1995-08-11 Fujitsu Ltd 関数発生回路
JP3022194B2 (ja) 1994-09-02 2000-03-15 三菱電機株式会社 ダイバーシチ受信装置
JP3243130B2 (ja) * 1994-10-31 2002-01-07 松下電器産業株式会社 アダプティブアンテナ付き受信装置
JPH08293825A (ja) 1995-04-21 1996-11-05 Fujitsu Ltd スペースダイバーシティ受信装置
JP2904113B2 (ja) * 1996-04-15 1999-06-14 日本電気株式会社 可変利得増幅器
JP3305639B2 (ja) 1997-12-24 2002-07-24 株式会社エヌ・ティ・ティ・ドコモ 直接拡散ｃｄｍａ伝送方式におけるｒａｋｅ受信機
JPH11234055A (ja) * 1998-02-16 1999-08-27 Nippon Telegr & Teleph Corp <Ntt> 非線形増幅器
JP4085475B2 (ja) * 1998-06-26 2008-05-14 ソニー株式会社 増幅回路
SE9903235L (sv) 1999-09-10 2001-03-11 Ericsson Telefon Ab L M Förfarande och anordning i ett telekommunikationssystem
JP2001223549A (ja) * 2000-02-07 2001-08-17 Sony Corp 利得制御回路およびこれを用いた無線通信装置
JP2003046353A (ja) 2001-07-27 2003-02-14 Toshiba Corp 受信装置
US20030026363A1 (en) * 2001-07-31 2003-02-06 Jan Stoter Adaptive automatic gain control
US6963733B2 (en) * 2001-10-31 2005-11-08 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for reducing the effect of AGC switching transients
EP1553698A4 (en) * 2002-08-20 2006-07-26 Mitsubishi Electric Corp REINFORCING RULES, AMPLIFIERS, RECEIVER WITH AMPLIFIER AND MOBILE PHONE
JP2004147082A (ja) * 2002-10-24 2004-05-20 Matsushita Electric Ind Co Ltd 通信装置
KR100548321B1 (ko) 2003-01-07 2006-02-02 엘지전자 주식회사 동위상 합성 다이버시티 수신 장치 및 방법
JP2004297320A (ja) * 2003-03-26 2004-10-21 Alps Electric Co Ltd ダイバーシティ受信装置
CN1781266A (zh) * 2003-04-21 2006-05-31 三洋电机株式会社 接收装置
US7227916B2 (en) * 2003-08-26 2007-06-05 Freescale Semiconductor, Inc. Receiver with automatic gain control that operates with multiple protocols and method thereof
US7336743B2 (en) * 2004-03-12 2008-02-26 Intergrated Systems Solution Corp. Automatic gain control and its controlling method
US7463704B1 (en) * 2004-07-01 2008-12-09 Atheros Communications, Inc. Multi-chain signal detection and gain control for automatic gain control systems

Also Published As

Publication number Publication date
US20090054025A1 (en) 2009-02-26
JP4490446B2 (ja) 2010-06-23
JPWO2006077830A1 (ja) 2008-06-19
TWI301709B (zh) 2008-10-01
EP1855387A4 (en) 2010-01-06
EP1855387B1 (en) 2016-11-30
CN101107785A (zh) 2008-01-16
WO2006077830A1 (ja) 2006-07-27
EP1855387A1 (en) 2007-11-14
KR100934352B1 (ko) 2009-12-30
US8160521B2 (en) 2012-04-17
KR20070100799A (ko) 2007-10-11

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees