DE60138592D1 - Multiträgerempfänger eines drahtlosen Nachrichtensystems - Google Patents

Multiträgerempfänger eines drahtlosen Nachrichtensystems

Info

Publication number
DE60138592D1
DE60138592D1 DE60138592T DE60138592T DE60138592D1 DE 60138592 D1 DE60138592 D1 DE 60138592D1 DE 60138592 T DE60138592 T DE 60138592T DE 60138592 T DE60138592 T DE 60138592T DE 60138592 D1 DE60138592 D1 DE 60138592D1
Authority
DE
Germany
Prior art keywords
wireless communication
communication system
carrier receiver
receiver
carrier
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
DE60138592T
Other languages
English (en)
Inventor
Shimen K Claxton
Bert K Oyama
Barry R Allen
Mark Kintis
Andrew D Smith
Craig R Talbott
David J Brunone
Donald R Martin
William M Skones
Vincent C Moretti
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.)
Northrop Grumman Systems Corp
Original Assignee
Northrop Grumman Corp
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 Northrop Grumman Corp filed Critical Northrop Grumman Corp
Application granted granted Critical
Publication of DE60138592D1 publication Critical patent/DE60138592D1/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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H04B1/0007—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage
    • 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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • 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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H04B1/0028—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at baseband stage
    • 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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • H04B1/0028—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at baseband stage
    • H04B1/0032—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at baseband stage with analogue quadrature frequency conversion to and from the baseband
    • 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
    • H04B1/26—Circuits for superheterodyne receivers
    • H04B1/28—Circuits for superheterodyne receivers the receiver comprising at least one semiconductor device having three or more electrodes
DE60138592T 2000-06-28 2001-06-13 Multiträgerempfänger eines drahtlosen Nachrichtensystems Expired - Lifetime DE60138592D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/605,481 US6631255B1 (en) 2000-06-28 2000-06-28 Multi-carrier receiver for a wireless telecommunication system

Publications (1)

Publication Number Publication Date
DE60138592D1 true DE60138592D1 (de) 2009-06-18

Family

ID=24423842

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60138592T Expired - Lifetime DE60138592D1 (de) 2000-06-28 2001-06-13 Multiträgerempfänger eines drahtlosen Nachrichtensystems

Country Status (4)

Country Link
US (1) US6631255B1 (de)
EP (1) EP1168638B1 (de)
JP (1) JP2002076970A (de)
DE (1) DE60138592D1 (de)

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US6798848B1 (en) * 2000-06-28 2004-09-28 Northrop Grumman Corporation Architecture for multi-carrier receiver
US7194044B2 (en) * 2002-05-22 2007-03-20 Alexander Neil Birkett Up/down conversion circuitry for radio transceiver
JP4222368B2 (ja) * 2003-02-20 2009-02-12 日本電気株式会社 信号処理装置、及びダイレクトコンバージョン受信装置
US7167694B2 (en) * 2003-04-14 2007-01-23 Silicon Laboratories Inc. Integrated multi-tuner satellite receiver architecture and associated method
WO2006023726A1 (en) * 2004-08-19 2006-03-02 Intrinsix Corporation Hybrid heterodyne transmitters and receivers
US20060045126A1 (en) * 2004-08-30 2006-03-02 Interdigital Technology Corporation Method and apparatus for adaptively selecting sampling frequency for analog-to-digital conversion
MX2007002265A (es) 2004-08-26 2007-04-20 Interdigital Tech Corp Metodo y aparato para procesar servicios de comunicacion inalambrica multiple.
US9602144B2 (en) * 2004-08-26 2017-03-21 Interdigital Technology Corporation Method and apparatus for processing multiple wireless communication services
JP4527067B2 (ja) 2005-03-31 2010-08-18 株式会社エヌ・ティ・ティ・ドコモ 移動局、送信方法及び移動通信システム
US8099061B2 (en) * 2006-03-15 2012-01-17 Cisco Technology, Inc. TDD receiver protection
WO2007120400A1 (en) * 2006-04-16 2007-10-25 Intrinsix Corporation Mismatch-shaping dynamic element matching systems and methods for multi-bit sigma-delta data converters
DE102007001299A1 (de) * 2007-01-08 2008-07-17 Siemens Ag Anordnung zur Signalumwandlung
DE102009047861A1 (de) * 2009-09-30 2011-03-31 Osram Gesellschaft mit beschränkter Haftung Hochdruckentladungslampe mit kapazitiver Zündhilfe
KR100999376B1 (ko) * 2009-12-17 2010-12-09 (주)넥스윌 광대역 무선 시스템
US10312995B2 (en) * 2014-12-11 2019-06-04 Space Systems/Loral, Llc Digital payload with variable high power amplifiers
JP5997803B2 (ja) * 2015-05-22 2016-09-28 株式会社日立製作所 無線送信機、無線受信機、無線通信システム、昇降機制御システムおよび変電設備制御システム

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US5039989A (en) * 1989-10-27 1991-08-13 Crystal Semiconductor Corporation Delta-sigma analog-to-digital converter with chopper stabilization at the sampling frequency
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ATE262766T1 (de) * 1994-06-01 2004-04-15 Airnet Communications Corp Breitbandige schnurlose basisstation mit einem zeitmultiplex-vielfachzugriffbas zum ermoglichen von schaltbaren verbindungen zu modulatoren/demodulatoren-mitteln
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Also Published As

Publication number Publication date
JP2002076970A (ja) 2002-03-15
EP1168638A3 (de) 2006-10-11
US6631255B1 (en) 2003-10-07
EP1168638A2 (de) 2002-01-02
EP1168638B1 (de) 2009-05-06

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