ATE453962T1 - Sender/empfänger-architektur mit verringerter vco-pull-empfindlichkeit - Google Patents

Sender/empfänger-architektur mit verringerter vco-pull-empfindlichkeit

Info

Publication number
ATE453962T1
ATE453962T1 AT04763145T AT04763145T ATE453962T1 AT E453962 T1 ATE453962 T1 AT E453962T1 AT 04763145 T AT04763145 T AT 04763145T AT 04763145 T AT04763145 T AT 04763145T AT E453962 T1 ATE453962 T1 AT E453962T1
Authority
AT
Austria
Prior art keywords
mrow
signal
radio frequency
phase
output signal
Prior art date
Application number
AT04763145T
Other languages
English (en)
Inventor
Johannes Eikenbroek
Zeijl Paulus Van
Original Assignee
Ericsson Technology Licensing
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 Ericsson Technology Licensing filed Critical Ericsson Technology Licensing
Application granted granted Critical
Publication of ATE453962T1 publication Critical patent/ATE453962T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
    • H03K23/64—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two
    • H03K23/68—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a base which is a non-integer
    • 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
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/197—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Transceivers (AREA)
AT04763145T 2003-07-16 2004-07-09 Sender/empfänger-architektur mit verringerter vco-pull-empfindlichkeit ATE453962T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US48725903P 2003-07-16 2003-07-16
US10/884,970 US7480343B2 (en) 2003-07-16 2004-07-07 Transceiver architecture with reduced VCO-pulling sensitivity
PCT/EP2004/007558 WO2005015759A1 (en) 2003-07-16 2004-07-09 Transceiver architecture with reduced vco-pulling sensitivity

Publications (1)

Publication Number Publication Date
ATE453962T1 true ATE453962T1 (de) 2010-01-15

Family

ID=34138632

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04763145T ATE453962T1 (de) 2003-07-16 2004-07-09 Sender/empfänger-architektur mit verringerter vco-pull-empfindlichkeit

Country Status (5)

Country Link
US (1) US7480343B2 (de)
EP (1) EP1647097B1 (de)
AT (1) ATE453962T1 (de)
DE (1) DE602004024891D1 (de)
WO (1) WO2005015759A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7593695B2 (en) * 2005-03-15 2009-09-22 Broadcom Corporation RF transceiver incorporating dual-use PLL frequency synthesizer
US7409192B2 (en) * 2005-07-21 2008-08-05 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for frequency synthesis in direct-conversion transmitters
US7301404B2 (en) * 2005-07-21 2007-11-27 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for transceiver frequency synthesis
GB2456648B (en) * 2008-01-28 2012-04-11 Cambridge Silicon Radio Ltd Local oscillator circuit for a signal transmitter or receiver
US20090286490A1 (en) * 2008-05-19 2009-11-19 Yuan-Hung Chung Oscillator circuit, transceiver, and method for generating oscillatory signal
US8044734B2 (en) * 2008-08-01 2011-10-25 Qualcomm Incorporated Method and apparatus for mitigating VCO pulling
US9282274B2 (en) 2009-06-22 2016-03-08 Entropic Communications, Llc System and method for reducing intra-channel interference
US8681838B2 (en) * 2011-03-21 2014-03-25 Blackberry Limited Electronic device with VCO pulling compensation circuit for an input baseband signal and associated methods
US8639206B1 (en) * 2012-10-05 2014-01-28 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for quadrature mixer circuits
CN103901273B (zh) * 2012-12-28 2017-12-22 白晓民 电网谐波检测方法和电网谐波检测装置
US8890625B2 (en) 2013-01-03 2014-11-18 Qualcomm Incorporated Systems and methods for frequency synthesis to improve coexistence
JP6025082B2 (ja) * 2013-03-28 2016-11-16 国立大学法人金沢大学 信号検出回路及び走査型プローブ顕微鏡
JP2015043536A (ja) * 2013-08-26 2015-03-05 株式会社東芝 分数分周回路及び送信機
US11552644B2 (en) 2020-01-19 2023-01-10 Ixi Technology Holdings, Inc. Fast frequency hopping of modulated signals

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4313209A (en) * 1980-07-14 1982-01-26 John Fluke Mfg. Co., Inc. Phase-locked loop frequency synthesizer including compensated phase and frequency modulation
GB2215945A (en) 1988-03-26 1989-09-27 Stc Plc Digital direct conversion radio
US5095536A (en) * 1990-03-23 1992-03-10 Rockwell International Corporation Direct conversion receiver with tri-phase architecture
US5239686A (en) * 1991-04-29 1993-08-24 Echelon Corporation Transceiver with rapid mode switching capability
JPH06291790A (ja) 1993-04-05 1994-10-18 Matsushita Electric Ind Co Ltd π／４シフトＱＰＳＫ変調器
SE502599C2 (sv) 1993-09-09 1995-11-20 Ericsson Ge Mobile Communicat Sätt och anordning vid en homodynmottagare för att minimera läckage av störsignaler
DE69834875T2 (de) * 1997-03-12 2007-01-11 Koninklijke Philips Electronics N.V. Frequenzumsetzungsschaltung
US5821816A (en) * 1997-06-12 1998-10-13 Hewlett-Packard Company Integer division variable frequency synthesis apparatus and method
US6542722B1 (en) * 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US6321074B1 (en) * 1999-02-18 2001-11-20 Itron, Inc. Apparatus and method for reducing oscillator frequency pulling during AM modulation
TW508901B (en) * 2000-02-02 2002-11-01 Interdigital Tech Corp Direct-conversion modulation with reduced local oscillator leakage
FR2814606A1 (fr) * 2000-09-25 2002-03-29 Koninkl Philips Electronics Nv Source de signal a filtre polyphase
DE60125299T2 (de) * 2000-09-29 2007-10-04 Koninklijke Philips Electronics N.V. Frequenzsynthesizer und Verfahren zur Frequenzsynthese mit geringem Rauschen
US6850749B2 (en) * 2001-05-30 2005-02-01 Rf Micro Devices, Inc. Local oscillator architecture to reduce transmitter pulling effect and minimize unwanted sideband
EP1271792A1 (de) 2001-06-25 2003-01-02 Motorola, Inc. Streufeldarmes Lokaloszillator-System
US6845139B2 (en) * 2002-08-23 2005-01-18 Dsp Group, Inc. Co-prime division prescaler and frequency synthesizer

Also Published As

Publication number Publication date
WO2005015759A1 (en) 2005-02-17
DE602004024891D1 (de) 2010-02-11
EP1647097B1 (de) 2009-12-30
US7480343B2 (en) 2009-01-20
US20050036566A1 (en) 2005-02-17
EP1647097A1 (de) 2006-04-19

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Legal Events

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