DE60202673D1 - Oszillator mit mehreren Phasenregelschleifen und Mehrfachwellen-CW-Radar mit einem solchen Oszillator - Google Patents

Oszillator mit mehreren Phasenregelschleifen und Mehrfachwellen-CW-Radar mit einem solchen Oszillator

Info

Publication number
DE60202673D1
DE60202673D1 DE60202673T DE60202673T DE60202673D1 DE 60202673 D1 DE60202673 D1 DE 60202673D1 DE 60202673 T DE60202673 T DE 60202673T DE 60202673 T DE60202673 T DE 60202673T DE 60202673 D1 DE60202673 D1 DE 60202673D1
Authority
DE
Germany
Prior art keywords
oscillator
radar
wave
phase locked
multiple phase
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 - Lifetime
Application number
DE60202673T
Other languages
English (en)
Other versions
DE60202673T2 (de
Inventor
Hideyuki Nagaishi
Naoyuki Kurita
Toshiyuki Nagasaku
Kazuhiro Nagaoka
Hiroshi Kondoh
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE60202673D1 publication Critical patent/DE60202673D1/de
Publication of DE60202673T2 publication Critical patent/DE60202673T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/35—Details of non-pulse systems
    • 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
    • H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
    • H03L7/23—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop with pulse counters or frequency dividers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
    • G01S13/348—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal using square or rectangular modulation, e.g. diplex radar for ranging over short distances
DE60202673T 2002-07-16 2002-08-27 Oszillator mit mehreren Phasenregelschleifen und Mehrfachwellen-CW-Radar mit einem solchen Oszillator Expired - Lifetime DE60202673T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002206718A JP4164301B2 (ja) 2002-07-16 2002-07-16 多周波ｐｌｌ発振器及びそれを用いた多周波ｃｗレーダ
JP2002206718 2002-07-16

Publications (2)

Publication Number Publication Date
DE60202673D1 true DE60202673D1 (de) 2005-02-24
DE60202673T2 DE60202673T2 (de) 2005-12-22

Family

ID=29774605

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60202673T Expired - Lifetime DE60202673T2 (de) 2002-07-16 2002-08-27 Oszillator mit mehreren Phasenregelschleifen und Mehrfachwellen-CW-Radar mit einem solchen Oszillator

Country Status (4)

Country Link
US (1) US6747488B2 (de)
EP (1) EP1383244B1 (de)
JP (1) JP4164301B2 (de)
DE (1) DE60202673T2 (de)

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US7460052B2 (en) * 2004-01-20 2008-12-02 Bae Systems Information And Electronic Systems Integration Inc. Multiple frequency through-the-wall motion detection and ranging using a difference-based estimation technique
US7747237B2 (en) * 2004-04-09 2010-06-29 Skyworks Solutions, Inc. High agility frequency synthesizer phase-locked loop
US20060001494A1 (en) * 2004-07-02 2006-01-05 Bruno Garlepp Cascaded locked-loop circuits deriving high-frequency, low noise clock signals from a jittery, low-frequency reference
US20060280270A1 (en) * 2005-05-26 2006-12-14 Brima Ibrahim Method and system for FM communication
EP1911185B1 (de) * 2005-08-02 2011-11-23 RF Magic, Inc. System und verfahren zum vermindern des phasenziehens in einem mehrfrequenzquellensystem
EP2020919B1 (de) 2006-06-01 2019-07-31 ResMed Sensor Technologies Limited Vorrichtung und verfahren zur überwachung physiologischer zeichen
KR100838376B1 (ko) * 2006-08-24 2008-06-13 주식회사 하이닉스반도체 전원전압 변동에 대비한 디엘엘장치.
CA2668400C (en) * 2006-11-01 2012-05-15 Biancamed Ltd. System and method for monitoring cardiorespiratory parameters
CN101105526B (zh) * 2007-07-11 2011-03-16 哈尔滨工程大学 基于信号的实时跟踪本振装置
EP2184857A4 (de) 2007-08-28 2013-10-16 Fujitsu Ltd Phasenverriegelter oszillator und radareinrichtung damit
WO2009038589A1 (en) * 2007-09-21 2009-03-26 Qualcomm Incorporated Signal generator with signal tracking
US8446976B2 (en) 2007-09-21 2013-05-21 Qualcomm Incorporated Signal generator with adjustable phase
US8385474B2 (en) 2007-09-21 2013-02-26 Qualcomm Incorporated Signal generator with adjustable frequency
FR2933204A1 (fr) * 2008-06-26 2010-01-01 Peugeot Citroen Automobiles Sa Systeme d'analyse d'un environnement, notamment de vehicule automobile, au moyen d'ondes radioelectriques, et dispositif d'emission/reception associe
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JP6102346B2 (ja) * 2013-03-01 2017-03-29 富士通株式会社 電子回路、レーダ装置、及びレーダ装置の自己診断方法
EP2818887A1 (de) * 2013-06-26 2014-12-31 Nxp B.V. Radartransceiver
DE102014210521A1 (de) * 2014-06-03 2015-12-03 Continental Teves Ag & Co. Ohg Jitterkompensation im Taktgenerator eines Drehratensensors
CN105022056B (zh) * 2015-07-01 2018-01-23 宁波古森电子有限公司 一种基于光纤通信的船用数字雷达系统及其信号传输方法
EP3190708B1 (de) * 2016-01-07 2020-05-06 Sdrf Eurl Mehrschleifen-pll-struktur zur erzeugung einer genauen und stabilen frequenz über einen grossen frequenzbereich
KR101757445B1 (ko) * 2016-08-02 2017-07-12 삼영쎌레트라(주) 주파수 합성 장치 및 이의 주파수 합성 방법
MA46139B1 (fr) 2016-12-19 2020-01-31 Ericsson Telefon Ab L M Systèmes et procédés de commutation d'oscillateurs à quartz de référence pour un émetteur-récepteur d'un dispositif sans fil
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CN114978156B (zh) * 2022-06-28 2023-05-05 成都西科微波通讯有限公司 一种细步进频率实现方法

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Also Published As

Publication number Publication date
JP4164301B2 (ja) 2008-10-15
EP1383244A1 (de) 2004-01-21
DE60202673T2 (de) 2005-12-22
EP1383244B1 (de) 2005-01-19
JP2004056172A (ja) 2004-02-19
US6747488B2 (en) 2004-06-08
US20040012447A1 (en) 2004-01-22

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