WO2009020018A1 - 通信装置 - Google Patents

通信装置 Download PDF

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Publication number
WO2009020018A1
WO2009020018A1 PCT/JP2008/063634 JP2008063634W WO2009020018A1 WO 2009020018 A1 WO2009020018 A1 WO 2009020018A1 JP 2008063634 W JP2008063634 W JP 2008063634W WO 2009020018 A1 WO2009020018 A1 WO 2009020018A1
Authority
WO
WIPO (PCT)
Prior art keywords
filter
frequency
frequency band
communication device
band
Prior art date
Application number
PCT/JP2008/063634
Other languages
English (en)
French (fr)
Inventor
Hiroki Kashiwagi
Original Assignee
Sharp Kabushiki Kaisha
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 Sharp Kabushiki Kaisha filed Critical Sharp Kabushiki Kaisha
Priority to EP08791865.2A priority Critical patent/EP2175567B1/en
Priority to US12/671,877 priority patent/US8335478B2/en
Priority to JP2009526401A priority patent/JP4514831B2/ja
Priority to CN2008801099661A priority patent/CN101953081B/zh
Publication of WO2009020018A1 publication Critical patent/WO2009020018A1/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
    • H04B1/0053—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 common antenna for more than one band
    • H04B1/006—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 common antenna for more than one band using switches for selecting the desired band
    • 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
    • H04B1/0053—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 common antenna for more than one band
    • H04B1/0057—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 common antenna for more than one band using diplexing or multiplexing filters for selecting the desired band
    • 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
    • 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)
  • Transmitters (AREA)

Abstract

ｆ１からｆ４までの周波数帯域を例えばほぼ２分割した周波数帯域に通過周波数帯を有する第１のフィルタ６３ａと第２のフィルタ６３ｂとを設ける。この場合には、第１のフィルタ６３ａと第２のフィルタ６３ｂとが、分割周波数ｆ５を挟んでお互いの領域まで入り込んでいる。実際には、２分割ではなくても、広い帯域幅を有する方（第１の周波数帯６１ａ）の第２の周波数帯６１ｂ側の周波数領域を、第２のフィルタ６３ｂでカバーするように構成する。これによりマルチバンド対応無線通信装置における負荷変動の影響を抑制することができる。
PCT/JP2008/063634 2007-08-03 2008-07-30 通信装置 WO2009020018A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP08791865.2A EP2175567B1 (en) 2007-08-03 2008-07-30 Communication device
US12/671,877 US8335478B2 (en) 2007-08-03 2008-07-30 Communication device
JP2009526401A JP4514831B2 (ja) 2007-08-03 2008-07-30 通信装置
CN2008801099661A CN101953081B (zh) 2007-08-03 2008-07-30 通信装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007203147 2007-08-03
JP2007-203147 2007-08-03

Publications (1)

Publication Number Publication Date
WO2009020018A1 true WO2009020018A1 (ja) 2009-02-12

Family

ID=40341252

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/063634 WO2009020018A1 (ja) 2007-08-03 2008-07-30 通信装置

Country Status (5)

Country Link
US (1) US8335478B2 (ja)
EP (1) EP2175567B1 (ja)
JP (1) JP4514831B2 (ja)
CN (1) CN101953081B (ja)
WO (1) WO2009020018A1 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012004725A (ja) * 2010-06-15 2012-01-05 Renesas Electronics Corp 半導体集積回路装置および無線通信システム
CN102640423A (zh) * 2009-12-03 2012-08-15 株式会社Ntt都科摩 无线电通信终端
EP2509231A1 (en) * 2009-12-03 2012-10-10 NTT DoCoMo, Inc. Wireless communication terminal
JP2015039053A (ja) * 2010-03-05 2015-02-26 株式会社東芝 情報処理装置

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010055648B4 (de) * 2010-12-22 2018-03-22 Snaptrack, Inc. Filterbauelement
CN103283152B (zh) * 2011-01-06 2015-06-24 株式会社村田制作所 高频模块
WO2012102284A1 (ja) * 2011-01-28 2012-08-02 株式会社村田製作所 送信モジュール
US20140194155A1 (en) * 2013-01-04 2014-07-10 Mediatek Inc. Dynamically selecting filtering paths to avoid multi-radio coexistence interference in a communication apparatus
CN103916158B (zh) * 2013-01-04 2016-04-27 联发科技股份有限公司 动态选择滤波路径的方法和通信设备
CA2814303A1 (en) 2013-04-26 2014-10-26 Cellphone-Mate, Inc. Apparatus and methods for radio frequency signal boosters
US9835714B2 (en) * 2015-04-09 2017-12-05 Texas Instruments Incorporated Circuit and method for impedance detection in millimeter wave systems
JP2018042100A (ja) 2016-09-07 2018-03-15 株式会社村田製作所 送信モジュール及び送受信モジュール

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000295055A (ja) 1999-04-01 2000-10-20 Matsushita Electric Ind Co Ltd 送信機および受信機
JP2002135157A (ja) * 2000-10-20 2002-05-10 Sony Corp マルチバンド携帯無線端末
JP2002141826A (ja) * 2000-10-31 2002-05-17 Kyocera Corp 受信用フィルタ、アンテナ共用器及び通信用端末
JP2003179463A (ja) * 2001-10-01 2003-06-27 Matsushita Electric Ind Co Ltd 複合フィルタ、アンテナ共用器、及び通信装置
JP2005064778A (ja) * 2003-08-11 2005-03-10 Sony Ericsson Mobilecommunications Japan Inc フロントエンドモジュール
JP2005507206A (ja) * 2001-09-21 2005-03-10 モトローラ・インコーポレイテッド 折り返し選択帯域フィルタ処理を用いた低雑音送信機構造及びその方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5815804A (en) * 1997-04-17 1998-09-29 Motorola Dual-band filter network
US5969582A (en) * 1997-07-03 1999-10-19 Ericsson Inc. Impedance matching circuit for power amplifier
US6809611B2 (en) * 2001-10-01 2004-10-26 Matsushita Electric Industrial Co., Ltd. Composite filter, antenna duplexer, and communication apparatus
US7383024B2 (en) * 2005-09-30 2008-06-03 Avago Technologies Wireless Ip Pte Ltd Multi-band handset architecture
CN1992538A (zh) * 2005-12-30 2007-07-04 鸿富锦精密工业（深圳）有限公司 移动通信装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000295055A (ja) 1999-04-01 2000-10-20 Matsushita Electric Ind Co Ltd 送信機および受信機
JP2002135157A (ja) * 2000-10-20 2002-05-10 Sony Corp マルチバンド携帯無線端末
JP2002141826A (ja) * 2000-10-31 2002-05-17 Kyocera Corp 受信用フィルタ、アンテナ共用器及び通信用端末
JP2005507206A (ja) * 2001-09-21 2005-03-10 モトローラ・インコーポレイテッド 折り返し選択帯域フィルタ処理を用いた低雑音送信機構造及びその方法
JP2003179463A (ja) * 2001-10-01 2003-06-27 Matsushita Electric Ind Co Ltd 複合フィルタ、アンテナ共用器、及び通信装置
JP2005064778A (ja) * 2003-08-11 2005-03-10 Sony Ericsson Mobilecommunications Japan Inc フロントエンドモジュール

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102640423A (zh) * 2009-12-03 2012-08-15 株式会社Ntt都科摩 无线电通信终端
EP2509231A1 (en) * 2009-12-03 2012-10-10 NTT DoCoMo, Inc. Wireless communication terminal
EP2509231A4 (en) * 2009-12-03 2014-06-11 Ntt Docomo Inc WIRELESS COMMUNICATION TERMINAL
JP2015039053A (ja) * 2010-03-05 2015-02-26 株式会社東芝 情報処理装置
JP2012004725A (ja) * 2010-06-15 2012-01-05 Renesas Electronics Corp 半導体集積回路装置および無線通信システム

Also Published As

Publication number Publication date
CN101953081A (zh) 2011-01-19
EP2175567B1 (en) 2018-05-30
CN101953081B (zh) 2013-10-30
US8335478B2 (en) 2012-12-18
JPWO2009020018A1 (ja) 2010-11-04
US20100233972A1 (en) 2010-09-16
JP4514831B2 (ja) 2010-07-28
EP2175567A4 (en) 2012-07-18
EP2175567A1 (en) 2010-04-14

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