CN100392977C - 低功率射频接收机用的射频信号频率变换装置 - Google Patents

低功率射频接收机用的射频信号频率变换装置 Download PDF

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Publication number
CN100392977C
CN100392977C CNB028198050A CN02819805A CN100392977C CN 100392977 C CN100392977 C CN 100392977C CN B028198050 A CNB028198050 A CN B028198050A CN 02819805 A CN02819805 A CN 02819805A CN 100392977 C CN100392977 C CN 100392977C
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China
Prior art keywords
signal
frequency
filter
mixer
unit
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Expired - Fee Related
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CNB028198050A
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Chinese (zh)
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CN1606826A (zh
Inventor
E·策尔韦格
Y·厄施
K·伊姆费尔德
P·-A·法林
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Asulab AG
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Asulab AG
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    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
CNB028198050A 2001-08-10 2002-08-01 低功率射频接收机用的射频信号频率变换装置 Expired - Fee Related CN100392977C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP01203037A EP1289123A1 (fr) 2001-08-10 2001-08-10 Dispositif à conversion de fréquence de signaux radiofréquences pour un récepteur GPS
EP01203037.5 2001-08-10

Publications (2)

Publication Number Publication Date
CN1606826A CN1606826A (zh) 2005-04-13
CN100392977C true CN100392977C (zh) 2008-06-04

Family

ID=8180779

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB028198050A Expired - Fee Related CN100392977C (zh) 2001-08-10 2002-08-01 低功率射频接收机用的射频信号频率变换装置

Country Status (7)

Country Link
US (1) US7321754B2 (enExample)
EP (2) EP1289123A1 (enExample)
JP (1) JP2005507582A (enExample)
KR (1) KR20040032902A (enExample)
CN (1) CN100392977C (enExample)
CA (1) CA2456540A1 (enExample)
WO (1) WO2003015259A2 (enExample)

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US7965994B2 (en) * 2004-10-29 2011-06-21 Broadcom Corporation Method and system for an analog zero-IF interface for GSM receivers
US7551127B2 (en) * 2005-02-10 2009-06-23 Motorola, Inc. Reconfigurable downconverter for a multi-band positioning receiver
KR100756041B1 (ko) * 2005-06-27 2007-09-07 삼성전자주식회사 믹서를 이용한 도허티 증폭장치 및 송신기
RU2331154C2 (ru) * 2005-08-01 2008-08-10 Государственное образовательное учреждение высшего профессионального образования "Северо-Кавказский государственный технический университет" Способ обработки электрического сигнала
CN100438673C (zh) * 2006-03-21 2008-11-26 北京北方烽火科技有限公司 Wcdma系统测试的基站信号发生装置
RU2316889C1 (ru) * 2006-06-20 2008-02-10 Федеральное государственное образовательное учреждение высшего профессионального образования "Морской государственный университет имени адмирала Г.И. Невельского" Частотный детектор радиоэлектронной аппаратуры
US7504879B2 (en) 2006-08-24 2009-03-17 Itt Manufacturing Enterprises, Inc. Transconductor and filter circuit
WO2008107982A1 (ja) * 2007-03-07 2008-09-12 Panasonic Corporation 測位用受信装置
KR101375036B1 (ko) * 2007-08-21 2014-03-17 엘지전자 주식회사 텔레비전 튜너 및 채널튜닝 방법
US7830993B2 (en) * 2008-02-20 2010-11-09 Trimble Navigation Limited Sample decimation in a GNSS receiver
US8891707B2 (en) * 2009-09-21 2014-11-18 Mediatek Inc. Receiving device and method thereof
WO2012128401A1 (ko) * 2011-03-22 2012-09-27 주식회사 플라즈마트 라디오 주파수 신호 처리 장치 및 라디오 주파수 신호 처리 방법
US8838058B2 (en) 2011-05-09 2014-09-16 Bae Systems Information And Electronic Systems Integration Inc. Extending the upper frequency limit of a communications radio
CN102752002B (zh) * 2012-06-29 2015-03-18 深圳数字电视国家工程实验室股份有限公司 一种消除邻频干扰的方法及接收机
JP2014173968A (ja) * 2013-03-08 2014-09-22 Seiko Epson Corp 電子時計
CN104242922B (zh) * 2014-09-16 2017-08-25 华为技术有限公司 无线通信设备及其频率合成装置
CN104993823A (zh) * 2015-06-03 2015-10-21 西安电子科技大学 一种全集成高精度晶振频率产生电路
US10804748B2 (en) * 2016-12-14 2020-10-13 Apple Inc. Wireless power system with foreign object detection

Citations (2)

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US5663734A (en) * 1995-10-09 1997-09-02 Precision Tracking, Inc. GPS receiver and method for processing GPS signals
WO2001017120A2 (en) * 1999-09-01 2001-03-08 Sirific Wireless Corporation Freqency translator using a non-periodic local oscillator signal

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DE3278915D1 (en) * 1981-12-31 1988-09-22 Secr Defence Brit Receivers for navigation satellite systems
JPH0738023B2 (ja) * 1990-02-13 1995-04-26 パイオニア株式会社 Ｇｐｓ受信機の衛星電波捕捉方法
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Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5663734A (en) * 1995-10-09 1997-09-02 Precision Tracking, Inc. GPS receiver and method for processing GPS signals
WO2001017120A2 (en) * 1999-09-01 2001-03-08 Sirific Wireless Corporation Freqency translator using a non-periodic local oscillator signal

Also Published As

Publication number Publication date
EP1289123A1 (fr) 2003-03-05
HK1076546A1 (zh) 2006-01-20
WO2003015259A3 (en) 2004-09-30
US20040248537A1 (en) 2004-12-09
JP2005507582A (ja) 2005-03-17
KR20040032902A (ko) 2004-04-17
WO2003015259A2 (en) 2003-02-20
CN1606826A (zh) 2005-04-13
US7321754B2 (en) 2008-01-22
EP1488509A2 (en) 2004-12-22
CA2456540A1 (en) 2003-02-20

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