DE69929680D1 - Verfahren und einrichtung für abwärtsumwandlung von signalen übergetragen mit einer mehrzahl von modulationsarten nach eines gemeinsamen zwischenfrequenzbereich - Google Patents

Verfahren und einrichtung für abwärtsumwandlung von signalen übergetragen mit einer mehrzahl von modulationsarten nach eines gemeinsamen zwischenfrequenzbereich

Info

Publication number
DE69929680D1
DE69929680D1 DE69929680T DE69929680T DE69929680D1 DE 69929680 D1 DE69929680 D1 DE 69929680D1 DE 69929680 T DE69929680 T DE 69929680T DE 69929680 T DE69929680 T DE 69929680T DE 69929680 D1 DE69929680 D1 DE 69929680D1
Authority
DE
Germany
Prior art keywords
interferee
common
range
signals transmitted
modulation types
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
DE69929680T
Other languages
English (en)
Other versions
DE69929680T2 (de
Inventor
C Ciccarelli
G Younis
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.)
Qualcomm Inc
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of DE69929680D1 publication Critical patent/DE69929680D1/de
Publication of DE69929680T2 publication Critical patent/DE69929680T2/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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • 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
    • 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
    • H04B1/406—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
DE69929680T 1998-03-02 1999-03-02 Verfahren und vorrichtgun für abwärtsumwandlung von unter verwendung von einer mehrzahl von modulationsformaten gesendeten signalen auf einen gemeinsamen zwischenfrequenzbereich Expired - Lifetime DE69929680T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US7652098P 1998-03-02 1998-03-02
US76520P 1998-03-02
US09/259,242 US6359940B1 (en) 1998-03-02 1999-02-26 Method and apparatus for downconverting signals transmitted using a plurality of modulation formats to a common intermediate frequency range
US259242 1999-02-26
PCT/US1999/004545 WO1999045654A1 (en) 1998-03-02 1999-03-02 Method and apparatus for downconverting signals transmitted using a plurality of modulation formats to a common intermediate frequency range

Publications (2)

Publication Number Publication Date
DE69929680D1 true DE69929680D1 (de) 2006-04-13
DE69929680T2 DE69929680T2 (de) 2006-11-02

Family

ID=26758203

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69929680T Expired - Lifetime DE69929680T2 (de) 1998-03-02 1999-03-02 Verfahren und vorrichtgun für abwärtsumwandlung von unter verwendung von einer mehrzahl von modulationsformaten gesendeten signalen auf einen gemeinsamen zwischenfrequenzbereich

Country Status (14)

Country Link
US (1) US6359940B1 (de)
EP (1) EP1060572B1 (de)
JP (2) JP4354637B2 (de)
KR (1) KR100581453B1 (de)
CN (2) CN100377498C (de)
AU (1) AU769051B2 (de)
BR (1) BR9908440A (de)
CA (1) CA2321582C (de)
DE (1) DE69929680T2 (de)
ES (1) ES2260904T3 (de)
HK (2) HK1033718A1 (de)
IL (1) IL138019A (de)
RU (1) RU2003133453A (de)
WO (1) WO1999045654A1 (de)

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US7327779B1 (en) 1999-07-23 2008-02-05 Agilent Technologies, Inc. Method and apparatus for high-speed software reconfigurable code division multiple access communication
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US7616705B1 (en) * 2000-07-27 2009-11-10 Sirf Technology Holdings, Inc. Monolithic GPS RF front end integrated circuit
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JP3626399B2 (ja) 2000-08-17 2005-03-09 株式会社東芝 周波数シンセサイザ及びこれを用いたマルチバンド無線機
JP3961422B2 (ja) * 2000-10-26 2007-08-22 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 直接変換無線トランシーバ
KR20030002452A (ko) 2001-06-29 2003-01-09 엘지전자 주식회사 이동통신 단말기의 3 밴드 수신주파수 회로
JP2003087023A (ja) * 2001-09-13 2003-03-20 Toshiba Corp 無線通信アンテナを内蔵した携帯型情報機器
US20030064699A1 (en) * 2001-09-28 2003-04-03 Olsen Gordon A. Down-converting multiple received radio frequency signals
WO2003034603A1 (en) * 2001-10-13 2003-04-24 Samsung Electronics Co., Ltd Mobile communication system having multi-band antenna
JP2005534203A (ja) * 2001-10-16 2005-11-10 株式会社ＲｆＳｔｒｅａｍ モノリシック集積回路上に受信機を実施するための方法および装置
KR100451188B1 (ko) * 2002-03-19 2004-10-02 엘지전자 주식회사 이동통신단말기의 수신장치
US7199844B2 (en) * 2002-05-28 2007-04-03 Rfstream Corporation Quadratic nyquist slope filter
AU2003237298A1 (en) * 2002-05-29 2003-12-19 Ukom, Inc. Image rejection quadratic filter
US6882245B2 (en) * 2002-06-05 2005-04-19 Rf Stream Corporation Frequency discrete LC filter bank
EP1514345A2 (de) * 2002-06-05 2005-03-16 Rfstream Corporation Quadratur-demodulator unter verwendung eines basisband-nyquist-filters
JP2004088372A (ja) * 2002-08-27 2004-03-18 Renesas Technology Corp 受信機及びそれを用いた無線通信端末機器
US6940365B2 (en) 2003-07-18 2005-09-06 Rfstream Corporation Methods and apparatus for an improved discrete LC filter
JP4368675B2 (ja) * 2003-12-26 2009-11-18 富士通テン株式会社 通信装置
US8000675B2 (en) * 2004-04-16 2011-08-16 Sony Ericsson Mobile Communications Ab Low cost method for receiving broadcast channels with a cellular terminal
FI116002B (fi) 2004-04-22 2005-08-31 Nokia Corp Sijainninmääritysvastaanotin
US7333053B2 (en) * 2004-04-29 2008-02-19 Novariant Inc. Signal path system and method for a ranging signal receiver
WO2006099072A2 (en) * 2005-03-11 2006-09-21 Rfstream Corporation Radio frequency inductive-capacitive filter circuit topology
US20060217095A1 (en) * 2005-03-11 2006-09-28 Takatsuga Kamata Wideband tuning circuit
WO2006099161A2 (en) * 2005-03-11 2006-09-21 Rfstream Corporation A mosfet temperature compensation current source
CN101375511B (zh) * 2006-01-31 2012-05-23 Nxp股份有限公司 Fm无线电接收机
JP2007295457A (ja) * 2006-04-27 2007-11-08 Matsushita Electric Ind Co Ltd 受信装置とこれを用いた電子機器
JP4761232B2 (ja) 2006-06-23 2011-08-31 日本電気株式会社 無線通信装置及びその変調方式切り替え方法
US7693544B2 (en) * 2006-06-29 2010-04-06 Intel Corporation System, method and device of receiving signals of a plurality of communication services
US7471160B2 (en) 2007-01-02 2008-12-30 International Business Machines Corporation Real-time frequency band selection circuit for use with a voltage controlled oscillator
US7675367B2 (en) 2007-10-30 2010-03-09 International Business Machines Corporation Design structure for an automated real-time frequency band selection circuit for use with a voltage controlled oscillator
EP2321906B1 (de) * 2008-08-14 2017-06-07 Keysight Technologies Singapore (Holdings) Pte.Ltd System und verfahren für intelligenten funkfrequenzempfänger
CN101572939B (zh) * 2009-05-27 2011-12-21 上海华为技术有限公司 射频模块、收发信机及收发信机切换控制的方法
US8937514B2 (en) * 2012-02-10 2015-01-20 Hittite Microwave Corporation Local oscillator (LO) driver circuit for a mixer

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Also Published As

Publication number Publication date
IL138019A (en) 2005-11-20
HK1033718A1 (en) 2001-09-14
JP4354637B2 (ja) 2009-10-28
CA2321582C (en) 2009-11-17
EP1060572B1 (de) 2006-02-01
IL138019A0 (en) 2001-10-31
HK1068470A1 (en) 2005-04-29
US6359940B1 (en) 2002-03-19
WO1999045654A1 (en) 1999-09-10
ES2260904T3 (es) 2006-11-01
KR20010041539A (ko) 2001-05-25
CN100377498C (zh) 2008-03-26
RU2003133453A (ru) 2005-04-20
AU3065699A (en) 1999-09-20
DE69929680T2 (de) 2006-11-02
CN1521952A (zh) 2004-08-18
CN1158784C (zh) 2004-07-21
KR100581453B1 (ko) 2006-05-23
BR9908440A (pt) 2000-12-05
EP1060572A1 (de) 2000-12-20
AU769051B2 (en) 2004-01-15
CA2321582A1 (en) 1999-09-10
JP2002506314A (ja) 2002-02-26
CN1292172A (zh) 2001-04-18
JP2009260978A (ja) 2009-11-05

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