TWI371174B - Method and system for mitigating the effects of pulling in multiple phase locked loops in multi-standard systems - Google Patents

Method and system for mitigating the effects of pulling in multiple phase locked loops in multi-standard systems

Info

Publication number
TWI371174B
TWI371174B TW096146360A TW96146360A TWI371174B TW I371174 B TWI371174 B TW I371174B TW 096146360 A TW096146360 A TW 096146360A TW 96146360 A TW96146360 A TW 96146360A TW I371174 B TWI371174 B TW I371174B
Authority
TW
Taiwan
Prior art keywords
mitigating
pulling
effects
phase locked
multiple phase
Prior art date
Application number
TW096146360A
Other languages
English (en)
Other versions
TW200845603A (en
Inventor
Li Qiang
Roufoogaran Razieh
Behzad Arya
Li Dandan
Chien Hung-Ming
Original Assignee
Broadcom 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 Broadcom Corp filed Critical Broadcom Corp
Publication of TW200845603A publication Critical patent/TW200845603A/zh
Application granted granted Critical
Publication of TWI371174B publication Critical patent/TWI371174B/zh

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
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
    • H04L27/152—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Transceivers (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Superheterodyne Receivers (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
TW096146360A 2006-12-06 2007-12-05 Method and system for mitigating the effects of pulling in multiple phase locked loops in multi-standard systems TWI371174B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US86881806P 2006-12-06 2006-12-06
US11/618,716 US7869781B2 (en) 2006-12-06 2006-12-29 Method and system for mitigating the effects of pulling in multiple phase locked loops in multi-standard systems

Publications (2)

Publication Number Publication Date
TW200845603A TW200845603A (en) 2008-11-16
TWI371174B true TWI371174B (en) 2012-08-21

Family

ID=39167030

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096146360A TWI371174B (en) 2006-12-06 2007-12-05 Method and system for mitigating the effects of pulling in multiple phase locked loops in multi-standard systems

Country Status (5)

Country Link
US (2) US7869781B2 (zh)
EP (1) EP1931033B1 (zh)
KR (1) KR100897191B1 (zh)
HK (1) HK1124447A1 (zh)
TW (1) TWI371174B (zh)

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US8145155B2 (en) * 2005-09-06 2012-03-27 Mediatek, Inc. Passive mixer and high Q RF filter using a passive mixer
US8385475B2 (en) * 2007-05-08 2013-02-26 Nxp, B.V. Calibration-free local oscillator signal generation for a harmonic-rejection mixer
US8044734B2 (en) * 2008-08-01 2011-10-25 Qualcomm Incorporated Method and apparatus for mitigating VCO pulling
KR101242510B1 (ko) * 2008-12-22 2013-03-12 한국전자통신연구원 위성 방송 단말기 및 그것의 신호 수신 방법
JP2010169504A (ja) * 2009-01-22 2010-08-05 Anritsu Corp ジッタ伝達特性測定装置
CN102130697B (zh) 2010-01-20 2015-05-27 华为技术有限公司 接收机、发射机及反馈装置、收发信机和信号处理方法
US8391803B2 (en) * 2010-12-23 2013-03-05 Intel Corporation Device, system and method of configurable frequency signal generation
US9154078B2 (en) * 2010-12-23 2015-10-06 Intel Corporation Device, system and method of wireless communication over a plurality of wireless communication frequency channels
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
FR3006131B1 (fr) 2013-05-27 2015-06-26 Commissariat Energie Atomique Dispositif de generation de signaux stables en frequence a oscillateur verrouille par injection commutable
US10116289B2 (en) 2014-12-09 2018-10-30 Mediatek Inc. Signal processing circuit for mitigating pulling effect and associated method
EP3349353A1 (en) * 2017-01-12 2018-07-18 BAE SYSTEMS plc Variable frequency oscillator circuits and methods of generating an oscillating signal of a desired frequency
GB2557637B (en) * 2016-12-14 2022-06-22 Bae Systems Plc Variable frequency oscillator circuits and methods of generating an oscillating signal of a desired frequency
CA3045935A1 (en) * 2016-12-14 2018-06-21 Bae Systems Plc Variable frequency oscillator circuits and methods of generating an oscillating signal of a desired frequency
KR102311476B1 (ko) * 2020-02-06 2021-10-08 한국항공대학교산학협력단 다중 모드 레이다에 탑재되는 송수신기 및 이를 포함하는 다중 모드 레이다

Family Cites Families (16)

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US6208875B1 (en) * 1998-04-08 2001-03-27 Conexant Systems, Inc. RF architecture for cellular dual-band telephones
US7548787B2 (en) * 2005-08-03 2009-06-16 Kamilo Feher Medical diagnostic and communication system
US7123891B2 (en) * 1999-06-28 2006-10-17 Skyworks Solutions, Inc. Wireless communications device allowing a soft handoff procedure in a mobile communications system
US6960962B2 (en) 2001-01-12 2005-11-01 Qualcomm Inc. Local oscillator leakage control in direct conversion processes
US6754508B1 (en) * 2001-01-25 2004-06-22 National Semiconductor Corporation Multiple-band wireless transceiver with quadrature conversion transmitter and receiver circuits
US6917815B2 (en) * 2001-03-14 2005-07-12 California Institute Of Technology Concurrent dual-band receiver architecture
US6850749B2 (en) * 2001-05-30 2005-02-01 Rf Micro Devices, Inc. Local oscillator architecture to reduce transmitter pulling effect and minimize unwanted sideband
US6980774B2 (en) * 2002-01-22 2005-12-27 Broadcom, Corp. Radio frequency integrated circuit
FR2845840B1 (fr) 2002-10-14 2005-09-16 St Microelectronics Sa Dispositif radiofrequence du type a frequence intermediaire nulle ou quasi-nulle minimisant la modulation frequentielle parasite appliquee a un oscillateur local integre.
DE102004057186B4 (de) 2004-11-26 2007-10-31 Texas Instruments Deutschland Gmbh PLL-Schaltung mit einem spannungsgesteuerten Oszillator
US7398071B2 (en) * 2004-12-17 2008-07-08 Broadcom Corporation Loop filter with gear shift for improved fractional-N PLL settling time
US7403750B2 (en) * 2005-04-25 2008-07-22 Nokia Corporation Reuse of digital-to-analog converters in a multi-mode transmitter
ATE535065T1 (de) 2005-08-02 2011-12-15 Rf Magic Inc System und verfahren zum vermindern des phasenziehens in einem mehrfrequenzquellensystem
US7912428B2 (en) * 2005-11-16 2011-03-22 Broadcom Corporation System and method providing variable-frequency IF conversion in a multimode communication device
KR100727898B1 (ko) * 2006-01-06 2007-06-14 삼성전자주식회사 Ｒｆ 송수신기에서 주입-록킹된 직각 ｖｃｏ를 가지는주파수 합성 장치 및 방법
US7477918B2 (en) * 2006-05-08 2009-01-13 Mediatek Inc. Radio frequency receiver and radio frequency transmitter

Also Published As

Publication number Publication date
US20080139150A1 (en) 2008-06-12
EP1931033A3 (en) 2015-01-07
US7869781B2 (en) 2011-01-11
US20110103526A1 (en) 2011-05-05
HK1124447A1 (en) 2009-07-10
EP1931033B1 (en) 2019-03-06
US8676139B2 (en) 2014-03-18
KR20080052434A (ko) 2008-06-11
TW200845603A (en) 2008-11-16
KR100897191B1 (ko) 2009-05-14
EP1931033A2 (en) 2008-06-11

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