DE69837698T2 - Multimodusfunkkommunikationssystem - Google Patents

Multimodusfunkkommunikationssystem Download PDF

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Publication number
DE69837698T2
DE69837698T2 DE69837698T DE69837698T DE69837698T2 DE 69837698 T2 DE69837698 T2 DE 69837698T2 DE 69837698 T DE69837698 T DE 69837698T DE 69837698 T DE69837698 T DE 69837698T DE 69837698 T2 DE69837698 T2 DE 69837698T2
Authority
DE
Germany
Prior art keywords
signal
frequency
communication systems
mhz
bandpass filter
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 - Lifetime
Application number
DE69837698T
Other languages
German (de)
English (en)
Other versions
DE69837698D1 (de
Inventor
Takaaki Maegawa
Hiroyuki Nakamura
Makoto Uji-cho Sakakura
Hiroaki Kosugi
Junnichi Takada
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69837698D1 publication Critical patent/DE69837698D1/de
Application granted granted Critical
Publication of DE69837698T2 publication Critical patent/DE69837698T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04B1/005—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
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • H03D7/163—Multiple-frequency-changing all the frequency changers being connected in cascade the local oscillations of at least two of the frequency changers being derived from a single oscillator
    • 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
    • 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
    • H04B1/38—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
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/405—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with multiple discrete channels
    • 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
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Transceivers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
DE69837698T 1997-09-26 1998-09-25 Multimodusfunkkommunikationssystem Expired - Lifetime DE69837698T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP26246697A JP3848445B2 (ja) 1997-09-26 1997-09-26 複数通信方式対応の無線機
JP26246697 1997-09-26

Publications (2)

Publication Number Publication Date
DE69837698D1 DE69837698D1 (de) 2007-06-14
DE69837698T2 true DE69837698T2 (de) 2007-09-06

Family

ID=17376183

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69837698T Expired - Lifetime DE69837698T2 (de) 1997-09-26 1998-09-25 Multimodusfunkkommunikationssystem

Country Status (4)

Country Link
US (1) US6269253B1 (2)
EP (2) EP1499029A3 (2)
JP (1) JP3848445B2 (2)
DE (1) DE69837698T2 (2)

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FI974269A7 (fi) * 1997-11-18 1999-05-19 Nokia Mobile Phones Ltd Kahden taajuusalueen radiolähetin-vastaanotinrakenne
EP0999641B1 (en) * 1998-11-06 2004-02-18 Robert Bosch Gmbh A switchable up-conversion loop for a transmitting stage of a mobile phone
FI112741B (fi) * 1998-11-26 2003-12-31 Nokia Corp Menetelmä ja järjestely RF-signaalien lähettämiseksi ja vastaanottamiseksi tiedonsiirtojärjestelmien erilaisissa radiorajapinnoissa
JP2002064301A (ja) 1999-03-18 2002-02-28 Hitachi Metals Ltd トリプルバンド用高周波スイッチモジュール
DE69933363T2 (de) * 1999-04-01 2007-08-23 Lucent Technologies Inc. Modulare RF-IC-Architektur
DE19939093A1 (de) * 1999-08-18 2001-04-12 Infineon Technologies Ag Modulator-Demodulator
WO2001071934A1 (en) * 2000-03-21 2001-09-27 Koninklijke Philips Electronics N.V. Communication system with frequency modulation and with a single local oscillator
JP3711846B2 (ja) * 2000-07-27 2005-11-02 株式会社村田製作所 高周波モジュール及びそれを用いた移動体通信装置
JP2002208869A (ja) * 2001-01-09 2002-07-26 Sony Corp マルチバンド無線信号送受信装置
US6754508B1 (en) * 2001-01-25 2004-06-22 National Semiconductor Corporation Multiple-band wireless transceiver with quadrature conversion transmitter and receiver circuits
US6735426B1 (en) * 2001-01-25 2004-05-11 National Semiconductor Corporation Multiple-band wireless transceiver with quadrature conversion transmitter and receiver circuits
US20030078037A1 (en) * 2001-08-17 2003-04-24 Auckland David T. Methodology for portable wireless devices allowing autonomous roaming across multiple cellular air interface standards and frequencies
KR100438556B1 (ko) * 2001-12-10 2004-07-02 엘지전자 주식회사 트라이 모드 이동 단말기에서의 고주파 신호 처리 장치 및방법
JP2003298442A (ja) * 2002-03-29 2003-10-17 Communication Research Laboratory 無線通信方法及びシステム
JP3908591B2 (ja) * 2002-05-01 2007-04-25 ソニー・エリクソン・モバイルコミュニケーションズ株式会社 変復調装置および携帯無線機
JPWO2004002098A1 (ja) * 2002-06-19 2005-10-27 株式会社日立製作所 無線通信装置
JP4354681B2 (ja) 2002-09-13 2009-10-28 株式会社日立製作所 通信用半導体集積回路
TWI221365B (en) * 2003-02-27 2004-09-21 Benq Corp Electronic peripheral device and network interface card
US7209720B2 (en) * 2003-08-26 2007-04-24 Freescale Semiconductor, Inc. Multiband and multimode transmitter and method
US7424271B2 (en) * 2003-12-04 2008-09-09 Via Technologies Inc. Multi-mode and multi-band RF transceiver and related communications method
JP3961498B2 (ja) * 2004-02-27 2007-08-22 松下電器産業株式会社 高周波回路装置
US7366485B2 (en) * 2004-03-04 2008-04-29 Matsushita Electric Industrial Co., Ltd. Multimode wireless transmitter and a portable wireless device using the same
US20050266874A1 (en) * 2004-05-26 2005-12-01 Chengshing Lai [method of automatically switching communication mode]
JP4327666B2 (ja) * 2004-06-23 2009-09-09 株式会社ルネサステクノロジ 無線送信回路及びそれを用いた送受信機
WO2006118055A1 (ja) * 2005-04-27 2006-11-09 Matsushita Electric Industrial Co., Ltd. 無線送信装置、ポーラ変調送信装置及び無線通信装置
US8145155B2 (en) * 2005-09-06 2012-03-27 Mediatek, Inc. Passive mixer and high Q RF filter using a passive mixer
US7912429B2 (en) * 2005-09-06 2011-03-22 Mediatek, Inc. LO 2LO upconverter for an in-phase/quadrature-phase (I/Q) modulator
US7398073B2 (en) * 2005-09-06 2008-07-08 Skyworks Solutions, Inc. Low noise mixer
US9154078B2 (en) * 2010-12-23 2015-10-06 Intel Corporation Device, system and method of wireless communication over a plurality of wireless communication frequency channels
CN102932021A (zh) * 2012-10-10 2013-02-13 中兴通讯股份有限公司 下变频装置及其实现方法、接收机

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CH669075A5 (en) * 1986-05-21 1989-02-15 Siemens Ag Albis Frequency synthesiser with mixers and phase-synchronised oscillators - multiplies and filters frequency of prodn. from mixer of selected outputs from externally coded switching circuit
US5152005A (en) * 1990-01-22 1992-09-29 Motorola, Inc. High resolution frequency synthesis
JPH04160926A (ja) * 1990-10-25 1992-06-04 Sony Corp 送受信装置
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US5535432A (en) * 1994-09-14 1996-07-09 Ericsson Ge Mobile Communications Inc. Dual-mode satellite/cellular phone with a frequency synthesizer
FI105247B (fi) * 1994-11-14 2000-06-30 Nokia Mobile Phones Ltd Menetelmä ja kytkentä radiopuhelimen taajuuksien muodostamiseksi
JPH08204763A (ja) * 1994-11-21 1996-08-09 Sony Corp 送信機及び送受信機
JPH0918378A (ja) * 1995-07-03 1997-01-17 Matsushita Electric Ind Co Ltd 無線回路
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JPH09200070A (ja) * 1996-01-12 1997-07-31 Matsushita Electric Ind Co Ltd 受信回路
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JPH09261106A (ja) * 1996-03-22 1997-10-03 Matsushita Electric Ind Co Ltd 複数帯域移動無線機
FI100286B (fi) * 1996-04-01 1997-10-31 Nokia Mobile Phones Ltd Lähetin/vastaanotin RF-signaalin lähettämiseksi ja vastaanottamiseksi kahdella taajuusalueella
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Also Published As

Publication number Publication date
EP0905917B1 (en) 2007-05-02
DE69837698D1 (de) 2007-06-14
JPH11103325A (ja) 1999-04-13
EP1499029A2 (en) 2005-01-19
JP3848445B2 (ja) 2006-11-22
EP0905917A2 (en) 1999-03-31
EP0905917A3 (en) 2003-09-17
US6269253B1 (en) 2001-07-31
EP1499029A3 (en) 2005-03-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP