CA2456540A1 - Radio-frequency signal frequency conversion device for a low power rf receiver - Google Patents

Radio-frequency signal frequency conversion device for a low power rf receiver Download PDF

Info

Publication number
CA2456540A1
CA2456540A1 CA002456540A CA2456540A CA2456540A1 CA 2456540 A1 CA2456540 A1 CA 2456540A1 CA 002456540 A CA002456540 A CA 002456540A CA 2456540 A CA2456540 A CA 2456540A CA 2456540 A1 CA2456540 A1 CA 2456540A1
Authority
CA
Canada
Prior art keywords
signals
frequency
filter
mixer
radio
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.)
Abandoned
Application number
CA002456540A
Other languages
English (en)
French (fr)
Inventor
Emil Zellweger
Yves Oesch
Kilian Imfeld
Pierre-Andre Farine
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.)
Asulab AG
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2456540A1 publication Critical patent/CA2456540A1/en
Abandoned 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
    • H04B1/38—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

Landscapes

  • 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)
CA002456540A 2001-08-10 2002-08-01 Radio-frequency signal frequency conversion device for a low power rf receiver Abandoned CA2456540A1 (en)

Applications Claiming Priority (3)

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
PCT/EP2002/008566 WO2003015259A2 (en) 2001-08-10 2002-08-01 Radio-frequency signal frequency conversion device for a low power rf receiver

Publications (1)

Publication Number Publication Date
CA2456540A1 true CA2456540A1 (en) 2003-02-20

Family

ID=8180779

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002456540A Abandoned CA2456540A1 (en) 2001-08-10 2002-08-01 Radio-frequency signal frequency conversion device for a low power rf receiver

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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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

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US4445118A (en) * 1981-05-22 1984-04-24 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Navigation system and method
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
US5134407A (en) * 1991-04-10 1992-07-28 Ashtech Telesis, Inc. Global positioning system receiver digital processing technique
GB9115350D0 (en) * 1991-07-16 1991-08-28 Navstar Ltd A radio receiver
US5420592A (en) * 1993-04-05 1995-05-30 Radix Technologies, Inc. Separated GPS sensor and processing system for remote GPS sensing and centralized ground station processing for remote mobile position and velocity determinations
FI941862A7 (fi) * 1994-04-21 1995-10-22 Nokia Mobile Phones Ltd Menetelmä ja radiotaajuusjärjestelmä kahden eri taajuusalueella toimivan radioviestinjärjestelmän vastaanottimen ja lähettimen taajuuksien muodostamiseksi ja kahdella eri taajuusalueella toimiva vastaanotin ja lähetin sekä edellisten käyttö matkapuhelimessa
ZA95605B (en) * 1994-04-28 1995-12-20 Qualcomm Inc Method and apparatus for automatic gain control and dc offset cancellation in quadrature receiver
US6061390A (en) * 1994-09-02 2000-05-09 California Institute Of Technology P-code enhanced method for processing encrypted GPS signals without knowledge of the encryption code
US5884214A (en) * 1996-09-06 1999-03-16 Snaptrack, Inc. GPS receiver and method for processing GPS signals
US5663734A (en) * 1995-10-09 1997-09-02 Precision Tracking, Inc. GPS receiver and method for processing GPS signals
US5627548A (en) * 1995-11-30 1997-05-06 Trimble Navigation Limited Navigation wristwear
US6215442B1 (en) * 1997-02-03 2001-04-10 Snaptrack, Inc. Method and apparatus for determining time in a satellite positioning system
US5905460A (en) * 1997-07-17 1999-05-18 Seiko Instruments Inc. Wrist watch type GPS receiver
US6552995B1 (en) * 1998-02-19 2003-04-22 Advantest Corporation Spectrum diffusion signal analyzer and method of analyzing diffusion signal
EP1033820A4 (en) * 1998-09-30 2004-08-11 Mitsubishi Electric Corp HARMONIOUS DIRECT CONVERSION RECEIVER AND TRANSMITTER RECEIVER WITH THE SAME RECEIVER
DE69920273T2 (de) * 1998-11-12 2005-09-22 Broadcom Corp., Irvine Integrierte tunerarchitektur
US6297770B1 (en) * 2000-05-23 2001-10-02 Mitsubishi Denki Kabushiki Kaisha Global positioning system and global positioning method with improved sensitivity by detecting navigation data inversion boundaries
DE19926101B4 (de) * 1999-06-08 2004-04-08 Rohde & Schwarz Gmbh & Co. Kg Anordnung zur Fehlerkompensation bei der Umsetzung von Hochfrequenzsignalen ins Basisband
CA2281236C (en) * 1999-09-01 2010-02-09 Tajinder Manku Direct conversion rf schemes using a virtually generated local oscillator
TW508914B (en) * 2000-07-04 2002-11-01 Asulab Sa Low power RF receiver with redistribution of synchronisation tasks
AU2001275880A1 (en) * 2000-07-10 2002-01-21 Silicon Laboratories, Inc. Digitally-synthesized loop filter circuit particularly useful for a phase locked loop

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
CN100392977C (zh) 2008-06-04
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

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued