ATE417399T1 - Empfänger für verstärkermodulierte signale - Google Patents

Empfänger für verstärkermodulierte signale

Info

Publication number
ATE417399T1
ATE417399T1 AT06780141T AT06780141T ATE417399T1 AT E417399 T1 ATE417399 T1 AT E417399T1 AT 06780141 T AT06780141 T AT 06780141T AT 06780141 T AT06780141 T AT 06780141T AT E417399 T1 ATE417399 T1 AT E417399T1
Authority
AT
Austria
Prior art keywords
amplitude
signal
demodulation
osy
osx
Prior art date
Application number
AT06780141T
Other languages
English (en)
Inventor
Rob Fortuin
Original Assignee
Nxp Bv
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 Nxp Bv filed Critical Nxp Bv
Application granted granted Critical
Publication of ATE417399T1 publication Critical patent/ATE417399T1/de

Links

Classifications

    • 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
    • H03D7/165—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature
    • 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
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/24—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits
    • H03D3/241—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop
    • 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
    • H04B1/30—Circuits for homodyne or synchrodyne receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Amplifiers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Circuits Of Receivers In General (AREA)
AT06780141T 2005-07-25 2006-07-20 Empfänger für verstärkermodulierte signale ATE417399T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05106811 2005-07-25

Publications (1)

Publication Number Publication Date
ATE417399T1 true ATE417399T1 (de) 2008-12-15

Family

ID=37441501

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06780141T ATE417399T1 (de) 2005-07-25 2006-07-20 Empfänger für verstärkermodulierte signale

Country Status (7)

Country Link
US (1) US8463227B2 (de)
EP (1) EP1911151B1 (de)
JP (1) JP2009503979A (de)
CN (1) CN101233678B (de)
AT (1) ATE417399T1 (de)
DE (1) DE602006004224D1 (de)
WO (1) WO2007013004A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0914844D0 (en) 2009-08-25 2009-09-30 Cambridge Silicon Radio Ltd Architecture to remove a bimodal dynamic dc offset in direct conversion receiver
DE102010035507B4 (de) * 2010-08-25 2016-06-09 Qualcomm Technologies International, Ltd. Architektur zur Entfernung eines bimodalen dynamischen Gleichspannungsoffsets in Direktmischempfängern
JP6102275B2 (ja) * 2012-09-13 2017-03-29 株式会社リコー 増幅回路、アンテナモジュール及び無線通信装置
CN106571693B (zh) * 2015-10-09 2019-06-04 纽艾吉科技有限公司 无线送电装置及其解调方法
US9742444B1 (en) * 2016-02-24 2017-08-22 Avago Technologies General Ip (Singapore) Pte. Ltd. Broadband digital transmitter using π/4 phase offset local oscillator (LO) signals

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4169246A (en) * 1976-12-06 1979-09-25 Motorola, Inc. Digital carrier correction circuit
NL8403648A (nl) * 1984-11-30 1986-06-16 Philips Nv Fasegesleutelde lus in het bijzonder voor toepassing in een direktmengende am-synchroonontvanger.
CH676405A5 (de) * 1988-11-22 1991-01-15 Ascom Radiocom Ag
CN2048977U (zh) * 1989-03-15 1989-12-06 西安电子科技大学 线性比相仪
US5150384A (en) * 1990-09-28 1992-09-22 Motorola, Inc. Carrier recovery method and apparatus having an adjustable response time determined by carrier signal parameters
DE69420727T2 (de) * 1993-06-04 2000-01-05 Rca Thomson Licensing Corp Tuner mit direktumsetzung
GB2348345B (en) * 1999-01-25 2004-04-14 Nec Corp Demodulator and demodulation method for demodulating quadrature modulation signals
GB2349994B (en) * 1999-05-10 2003-06-04 Intek Global Technologies Ltd Apparatus for producing a radio-frequency signal
JP2002076976A (ja) * 2000-08-28 2002-03-15 Matsushita Electric Ind Co Ltd ダイレクトコンバージョン受信装置
US20030078687A1 (en) * 2001-10-15 2003-04-24 Du Breuil Thomas Lemaigre Method and system for automatically configuring an audio environment
US20050111587A1 (en) * 2001-11-30 2005-05-26 Masayoshi Abe Demodulator and receiver using same
DE10228999B4 (de) * 2002-06-28 2006-12-14 Advanced Micro Devices, Inc., Sunnyvale Konstellationsmanipulation zur Frequenz/Phasenfehlerkorrektur
US7031688B2 (en) * 2003-03-24 2006-04-18 Quorum Systems, Inc. Direct-conversion receiver system and method with quadrature balancing and DC offset removal

Also Published As

Publication number Publication date
DE602006004224D1 (de) 2009-01-22
CN101233678B (zh) 2011-05-04
EP1911151A1 (de) 2008-04-16
CN101233678A (zh) 2008-07-30
US8463227B2 (en) 2013-06-11
WO2007013004A1 (en) 2007-02-01
US20090215417A1 (en) 2009-08-27
EP1911151B1 (de) 2008-12-10
JP2009503979A (ja) 2009-01-29

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