CN1322678C - 频率计划 - Google Patents

频率计划 Download PDF

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Publication number
CN1322678C
CN1322678C CNB028076702A CN02807670A CN1322678C CN 1322678 C CN1322678 C CN 1322678C CN B028076702 A CNB028076702 A CN B028076702A CN 02807670 A CN02807670 A CN 02807670A CN 1322678 C CN1322678 C CN 1322678C
Authority
CN
China
Prior art keywords
frequency
signal
divider
reference signal
comparison
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.)
Expired - Fee Related
Application number
CNB028076702A
Other languages
English (en)
Chinese (zh)
Other versions
CN1500313A (zh
Inventor
阿寥沙·C·莫尔纳
拉胡尔·马贡
威廉·J·多米诺
安德鲁·张
莫腾·达姆高
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.)
Conexant Systems LLC
Original Assignee
Conexant Systems LLC
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 Conexant Systems LLC filed Critical Conexant Systems LLC
Publication of CN1500313A publication Critical patent/CN1500313A/zh
Application granted granted Critical
Publication of CN1322678C publication Critical patent/CN1322678C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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
    • 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
    • H03L7/183—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 fixed numbers or the frequency divider dividing by a fixed number
    • H03L7/185—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 fixed numbers or the frequency divider dividing by a fixed number using a mixer 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
    • H03L7/1974—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 for fractional frequency division
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Transceivers (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Radio Relay Systems (AREA)
CNB028076702A 2001-03-30 2002-03-26 频率计划 Expired - Fee Related CN1322678C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/823,680 2001-03-30
US09/823,680 US6671500B2 (en) 2001-03-30 2001-03-30 Frequency plan

Publications (2)

Publication Number Publication Date
CN1500313A CN1500313A (zh) 2004-05-26
CN1322678C true CN1322678C (zh) 2007-06-20

Family

ID=25239403

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB028076702A Expired - Fee Related CN1322678C (zh) 2001-03-30 2002-03-26 频率计划

Country Status (9)

Country Link
US (1) US6671500B2 (https=)
EP (1) EP1374427B1 (https=)
JP (1) JP4195613B2 (https=)
KR (1) KR100779471B1 (https=)
CN (1) CN1322678C (https=)
AT (1) ATE425592T1 (https=)
DE (1) DE60231483D1 (https=)
TW (1) TW563302B (https=)
WO (1) WO2002080390A1 (https=)

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JP3816356B2 (ja) * 2001-06-21 2006-08-30 株式会社東芝 無線送信機
KR100392361B1 (ko) * 2001-07-13 2003-07-23 한국전자통신연구원 우수 고주파 혼합기를 이용한 누설 신호 제거 장치 및 그방법
US8086271B2 (en) * 2001-09-12 2011-12-27 Ericsson Inc. Network architecture for mobile communication network with billing module for shared resources
US20030119470A1 (en) * 2001-12-21 2003-06-26 Persico Charles J. Generating local oscillator signals for downconversion
US6961547B2 (en) * 2002-08-30 2005-11-01 Skyworks Solutions, Inc. Wireless transmitter incorporating a synchronous oscillator in a translation loop
US6834187B1 (en) * 2002-09-05 2004-12-21 Agilent Technologies, Inc. Method of devising a frequency plan for a signal analysis circuit
JP2004296719A (ja) * 2003-03-26 2004-10-21 Renesas Technology Corp 半導体装置
US7447491B2 (en) * 2003-06-06 2008-11-04 Silicon Laboratories Inc. Multi-tuner integrated circuit architecture utilizing frequency isolated local oscillators and associated method
US7463310B2 (en) * 2003-08-14 2008-12-09 Broadcom Corporation BTSC pilot signal lock
US7027780B2 (en) * 2003-09-30 2006-04-11 Broadcom Corporation Technique for improving modulation performance of translational loop RF transmitters
US7620028B2 (en) 2003-11-06 2009-11-17 Atheros Communications, Inc. Multi-channel binding in data transmission
US7434256B2 (en) * 2003-12-18 2008-10-07 Intel Corporation Security management for wireless clients
EP1551099B1 (en) * 2003-12-29 2006-09-20 Freescale Semiconductor, Inc. Radioempfänger
ATE357081T1 (de) * 2004-01-21 2007-04-15 Ericsson Telefon Ab L M Frequenzgenerator mit mehreren spannungsgesteuerten oszillatoren
DE102004023220A1 (de) * 2004-03-11 2005-10-06 Siemens Ag Verfahren und Vorrichtung zum Erzeugen einer Schwingung mit veränderlicher Frequenz
GB2415323B (en) * 2004-06-15 2006-06-28 Motorola Inc Cellular communications system
US7446655B2 (en) * 2004-06-18 2008-11-04 Qualcomm Incorporated Tracking lost and stolen mobile devices using location technologies and equipment identifiers
JP4327666B2 (ja) * 2004-06-23 2009-09-09 株式会社ルネサステクノロジ 無線送信回路及びそれを用いた送受信機
US7333352B2 (en) * 2004-07-01 2008-02-19 Northern Power Systems, Inc. Frequency control and power balancing in disturbed power inverter system and method thereof
CN100389542C (zh) * 2004-11-04 2008-05-21 海信集团有限公司 移动无线终端接收定位系统信号的装置及其方法
US7098754B2 (en) * 2005-01-31 2006-08-29 Rf Micro Devices, Inc. Fractional-N offset phase locked loop
US7474878B1 (en) 2005-03-02 2009-01-06 Rf Micro Devices, Inc. Closed loop polar modulation system with open loop option at low power levels
US7522898B2 (en) * 2005-06-01 2009-04-21 Wilinx Corporation High frequency synthesizer circuits and methods
NL1031209C2 (nl) * 2006-02-22 2007-08-24 Enraf Bv Werkwijze en inrichting voor het nauwkeurig vaststellen van het niveau L van een vloeistof met behulp van naar het vloeistofniveau uitgestraalde radarsignalen en door het vloeistofniveau gereflecteerde radarsignalen.
NL1034327C2 (nl) * 2007-09-04 2009-03-05 Enraf Bv Werkwijze en inrichting voor het binnen een bepaald meetbereik vaststellen van het niveau L van een vloeistof met behulp van naar het vloeistofniveau uitgestraalde radarsignalen en door het vloeistofniveau gereflecteerde radarsignalen.
US9287886B2 (en) * 2008-02-29 2016-03-15 Qualcomm Incorporated Dynamic reference frequency for fractional-N Phase-Locked Loop
WO2010023502A1 (en) * 2008-08-26 2010-03-04 Freescale Semiconductor, Inc. Semiconductor device, wireless communication device and method for generating a synthesized frequency signal
US8659472B2 (en) 2008-09-18 2014-02-25 Enraf B.V. Method and apparatus for highly accurate higher frequency signal generation and related level gauge
US8224594B2 (en) * 2008-09-18 2012-07-17 Enraf B.V. Apparatus and method for dynamic peak detection, identification, and tracking in level gauging applications
US8271212B2 (en) * 2008-09-18 2012-09-18 Enraf B.V. Method for robust gauging accuracy for level gauges under mismatch and large opening effects in stillpipes and related apparatus
KR101051717B1 (ko) 2010-11-23 2011-07-26 삼성탈레스 주식회사 주파수 합성기
CN102508199A (zh) * 2011-11-12 2012-06-20 太原理工大学 一种基于无线电鉴相技术的定位方法
US9046406B2 (en) 2012-04-11 2015-06-02 Honeywell International Inc. Advanced antenna protection for radars in level gauging and other applications
CN103929133B (zh) * 2014-04-16 2017-05-31 广州钧衡微电子科技有限公司 一种功率放大器控制电路
FR3021472B1 (fr) * 2014-05-20 2016-07-01 Commissariat Energie Atomique Dispositif et procede d'emission et/ou de reception de signaux dans au moins deux bandes de frequences de transmission symetriques
US20160079985A1 (en) * 2014-09-16 2016-03-17 Qualcomm Incorporated Quadrature local oscillator phase synthesis and architecture for divide-by-odd-number frequency dividers
US10419046B2 (en) * 2016-05-26 2019-09-17 Mediatek Singapore Pte. Ltd Quadrature transmitter, wireless communication unit, and method for spur suppression
CN105933079B (zh) * 2016-06-01 2018-07-20 国网河北省电力公司电力科学研究院 针对不同频率载波信号通信性能的检测系统及其检测方法
WO2019231922A1 (en) 2018-05-31 2019-12-05 Skyworks Solutions, Inc. Apparatus and methods for multi-antenna communications
US11082021B2 (en) 2019-03-06 2021-08-03 Skyworks Solutions, Inc. Advanced gain shaping for envelope tracking power amplifiers
WO2021061851A1 (en) 2019-09-27 2021-04-01 Skyworks Solutions, Inc. Power amplifier bias modulation for low bandwidth envelope tracking
US11482975B2 (en) 2020-06-05 2022-10-25 Skyworks Solutions, Inc. Power amplifiers with adaptive bias for envelope tracking applications
US11855595B2 (en) 2020-06-05 2023-12-26 Skyworks Solutions, Inc. Composite cascode power amplifiers for envelope tracking applications
US11916587B2 (en) * 2021-09-24 2024-02-27 Qualcomm Incorporated Dynamic subharmonic mixing for power reduction in wireless communications
WO2025081910A1 (en) * 2023-10-19 2025-04-24 The Hong Kong University Of Science And Technology Bandwidth boosting system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4211975A (en) * 1978-04-04 1980-07-08 Anritsu Electric Company, Limited Local signal generation arrangement
US4479257A (en) * 1982-12-30 1984-10-23 Yaesu Musen Co., Ltd. Superheterodyne circuit having variable bandwidth and center frequency shift function
US5696950A (en) * 1993-09-29 1997-12-09 Seiko Epson Corporation Flexible clock and reset signal generation and distribution system having localized programmable frequency synthesizers
EP0905879A1 (de) * 1997-09-30 1999-03-31 Siemens Aktiengesellschaft Sender zum Erzeugen eines hochfrequenten Sendesignals
US6122506A (en) * 1998-05-04 2000-09-19 Trimble Navigation Limited GSM cellular telephone and GPS receiver combination
WO2001020774A1 (en) * 1999-09-14 2001-03-22 Conexant Systems, Inc. Wireless transmitter having a modified translation loop architecture

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Patent Citations (6)

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Publication number Priority date Publication date Assignee Title
US4211975A (en) * 1978-04-04 1980-07-08 Anritsu Electric Company, Limited Local signal generation arrangement
US4479257A (en) * 1982-12-30 1984-10-23 Yaesu Musen Co., Ltd. Superheterodyne circuit having variable bandwidth and center frequency shift function
US5696950A (en) * 1993-09-29 1997-12-09 Seiko Epson Corporation Flexible clock and reset signal generation and distribution system having localized programmable frequency synthesizers
EP0905879A1 (de) * 1997-09-30 1999-03-31 Siemens Aktiengesellschaft Sender zum Erzeugen eines hochfrequenten Sendesignals
US6122506A (en) * 1998-05-04 2000-09-19 Trimble Navigation Limited GSM cellular telephone and GPS receiver combination
WO2001020774A1 (en) * 1999-09-14 2001-03-22 Conexant Systems, Inc. Wireless transmitter having a modified translation loop architecture

Also Published As

Publication number Publication date
WO2002080390A1 (en) 2002-10-10
JP2004529556A (ja) 2004-09-24
ATE425592T1 (de) 2009-03-15
JP4195613B2 (ja) 2008-12-10
US20020183030A1 (en) 2002-12-05
EP1374427A4 (en) 2005-12-28
KR100779471B1 (ko) 2007-11-26
CN1500313A (zh) 2004-05-26
EP1374427B1 (en) 2009-03-11
KR20040011492A (ko) 2004-02-05
US6671500B2 (en) 2003-12-30
DE60231483D1 (de) 2009-04-23
TW563302B (en) 2003-11-21
EP1374427A1 (en) 2004-01-02

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Granted publication date: 20070620

Termination date: 20180326

CF01 Termination of patent right due to non-payment of annual fee