CN1277676A - 监视方法和装置 - Google Patents

监视方法和装置 Download PDF

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Publication number
CN1277676A
CN1277676A CN98810056.8A CN98810056A CN1277676A CN 1277676 A CN1277676 A CN 1277676A CN 98810056 A CN98810056 A CN 98810056A CN 1277676 A CN1277676 A CN 1277676A
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CN
China
Prior art keywords
sru
unit
msu
message
spread spectrum
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.)
Pending
Application number
CN98810056.8A
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English (en)
Chinese (zh)
Inventor
丹尼尔·阿尔扎迪夫
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Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Publication of CN1277676A publication Critical patent/CN1277676A/zh
Pending legal-status Critical Current

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    • 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
    • G01S13/86—Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/04—Details
    • G01S1/045—Receivers
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/12—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves by co-ordinating position lines of different shape, e.g. hyperbolic, circular, elliptical or radial

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Navigation (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
CN98810056.8A 1997-10-09 1998-08-13 监视方法和装置 Pending CN1277676A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL121932 1997-10-09
IL12193297A IL121932A (en) 1997-10-09 1997-10-09 Monitoring method and apparatus

Publications (1)

Publication Number Publication Date
CN1277676A true CN1277676A (zh) 2000-12-20

Family

ID=11070726

Family Applications (1)

Application Number Title Priority Date Filing Date
CN98810056.8A Pending CN1277676A (zh) 1997-10-09 1998-08-13 监视方法和装置

Country Status (7)

Country Link
EP (1) EP1021733A1 (fr)
JP (1) JP2001520387A (fr)
CN (1) CN1277676A (fr)
AU (1) AU8644598A (fr)
CA (1) CA2303074A1 (fr)
IL (1) IL121932A (fr)
WO (1) WO1999019742A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1333264C (zh) * 2002-07-05 2007-08-22 尹登庆 移动物体运动轨迹监控方法及其系统
CN100338478C (zh) * 2002-08-19 2007-09-19 Q－Track股份有限公司 用于近场电磁测距的系统和方法
CN101750604B (zh) * 2008-12-17 2012-03-21 财团法人资讯工业策进会 即时定位系统及其方法
WO2017193252A1 (fr) * 2016-05-09 2017-11-16 深圳市沃特沃德股份有限公司 Appareil, système et procédé d'enregistrement et de présentation de piste de déplacement d'animal
CN111698628A (zh) * 2020-06-02 2020-09-22 上海艾为集成电路技术有限公司 扩频调制方法和电路、音频放大器
CN113259923A (zh) * 2021-07-05 2021-08-13 军事科学院系统工程研究院网络信息研究所 一种定向波束检测方法、跟踪方法、检测系统及存储介质

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6553236B1 (en) 2000-03-28 2003-04-22 Ericsson Inc. On demand location function for mobile terminal
JP2001338386A (ja) * 2000-05-29 2001-12-07 Sony Corp 近距離無線情報提供方法及び近距離無線情報提供装置
US6246376B1 (en) * 2000-06-28 2001-06-12 Texas Instruments Incorporated Wireless location and direction indicator for multiple devices
TW533303B (en) 2000-07-04 2003-05-21 Asulab Sa Method for controlling a navigation device and navigation device implementing the same
EP1170598B8 (fr) * 2000-07-04 2007-11-21 Asulab S.A. Procédé de commande d'un dispositif de navigation et dispositif de navigation mettant en oeuvre ce procédé
WO2003058574A1 (fr) * 2002-01-08 2003-07-17 Moreno Fernandez Maria Montser Systeme de controle de la presence d'objets et d'etres vivants dans une zone de localisation
WO2004052027A2 (fr) 2002-11-27 2004-06-17 Cognio, Inc Systeme et procede de localisation de sources de signaux radio sans fil inconnus
KR20070032570A (ko) * 2005-09-16 2007-03-22 삼성전자주식회사 네트워크 시스템에서의 접속방법 및 그 시스템
US20070184852A1 (en) * 2006-01-17 2007-08-09 Johnson David W Method and system for location of objects within a specified geographic area
US7948439B2 (en) 2008-06-20 2011-05-24 Honeywell International Inc. Tracking of autonomous systems
KR100993733B1 (ko) * 2008-12-11 2010-11-10 이상선 Ｒｆｉｄ 태그를 이용한 위치확인 시스템
US8811199B2 (en) 2009-11-06 2014-08-19 Rosemount Inc. Location detection in a wireless network
WO2013008063A1 (fr) * 2011-07-12 2013-01-17 Nokia Corporation Positionnement d'un appareil à l'aide de signaux radio
US8937554B2 (en) 2011-09-28 2015-01-20 Silverplus, Inc. Low power location-tracking device with combined short-range and wide-area wireless and location capabilities
WO2020012646A1 (fr) * 2018-07-13 2020-01-16 日特エンジニアリング株式会社 Système de recherche d'animal de compagnie
US10992336B2 (en) 2018-09-18 2021-04-27 Roku, Inc. Identifying audio characteristics of a room using a spread code
US10958301B2 (en) 2018-09-18 2021-03-23 Roku, Inc. Audio synchronization of a dumb speaker and a smart speaker using a spread code
US10931909B2 (en) 2018-09-18 2021-02-23 Roku, Inc. Wireless audio synchronization using a spread code

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5583517A (en) * 1992-08-20 1996-12-10 Nexus 1994 Limited Multi-path resistant frequency-hopped spread spectrum mobile location system
IL107461A (en) * 1993-11-01 1997-04-15 Tadiran Ltd Personal location and message system and unit
US5568119A (en) * 1993-12-21 1996-10-22 Trimble Navigation Limited Arrestee monitoring with variable site boundaries
FR2717328B1 (fr) * 1994-03-10 1996-07-19 Snecma Procédé et dispositif de transmission et de radiolocalisation à acès multiples utilisant l'étalement de spectre.

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1333264C (zh) * 2002-07-05 2007-08-22 尹登庆 移动物体运动轨迹监控方法及其系统
CN100338478C (zh) * 2002-08-19 2007-09-19 Q－Track股份有限公司 用于近场电磁测距的系统和方法
CN101750604B (zh) * 2008-12-17 2012-03-21 财团法人资讯工业策进会 即时定位系统及其方法
WO2017193252A1 (fr) * 2016-05-09 2017-11-16 深圳市沃特沃德股份有限公司 Appareil, système et procédé d'enregistrement et de présentation de piste de déplacement d'animal
CN111698628A (zh) * 2020-06-02 2020-09-22 上海艾为集成电路技术有限公司 扩频调制方法和电路、音频放大器
CN111698628B (zh) * 2020-06-02 2022-02-01 上海艾为集成电路技术有限公司 扩频调制方法和电路、音频放大器
CN113259923A (zh) * 2021-07-05 2021-08-13 军事科学院系统工程研究院网络信息研究所 一种定向波束检测方法、跟踪方法、检测系统及存储介质
CN113259923B (zh) * 2021-07-05 2021-09-24 军事科学院系统工程研究院网络信息研究所 一种定向波束检测方法、跟踪方法、检测系统及存储介质

Also Published As

Publication number Publication date
WO1999019742A1 (fr) 1999-04-22
CA2303074A1 (fr) 1999-04-22
IL121932A (en) 2000-06-01
AU8644598A (en) 1999-05-03
JP2001520387A (ja) 2001-10-30
EP1021733A1 (fr) 2000-07-26
IL121932A0 (en) 1998-03-10

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