IL102051A - Vehicle location unit - Google Patents

Vehicle location unit

Info

Publication number
IL102051A
IL102051A IL10205192A IL10205192A IL102051A IL 102051 A IL102051 A IL 102051A IL 10205192 A IL10205192 A IL 10205192A IL 10205192 A IL10205192 A IL 10205192A IL 102051 A IL102051 A IL 102051A
Authority
IL
Israel
Prior art keywords
vlu
timing
vehicle location
dtcxo
signal
Prior art date
Application number
IL10205192A
Other languages
English (en)
Other versions
IL102051A0 (en
Original Assignee
Tadiran 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 Tadiran Ltd filed Critical Tadiran Ltd
Priority to IL10205192A priority Critical patent/IL102051A/en
Publication of IL102051A0 publication Critical patent/IL102051A0/xx
Priority to EP19930201468 priority patent/EP0572082A3/en
Publication of IL102051A publication Critical patent/IL102051A/en
Priority to US08/743,923 priority patent/US5689820A/en

Links

Classifications

    • 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
    • G01S5/06—Position of source determined by co-ordinating a plurality of position lines defined by path-difference measurements
    • 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
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • 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
    • G01S5/0009—Transmission of position information to remote stations
    • 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
    • G01S7/28—Details of pulse systems
    • 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
    • H04L27/16—Frequency regulation arrangements
    • 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
    • G01S1/022—Means for monitoring or calibrating
    • G01S1/026—Means for monitoring or calibrating of associated 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
    • 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
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
    • 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
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4004—Means for monitoring or calibrating of parts of a radar system
    • G01S7/4008—Means for monitoring or calibrating of parts of a radar system of transmitters

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
IL10205192A 1992-05-29 1992-05-29 Vehicle location unit IL102051A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IL10205192A IL102051A (en) 1992-05-29 1992-05-29 Vehicle location unit
EP19930201468 EP0572082A3 (en) 1992-05-29 1993-05-24 Vehicle location unit
US08/743,923 US5689820A (en) 1992-05-29 1996-11-05 Vehicle location unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL10205192A IL102051A (en) 1992-05-29 1992-05-29 Vehicle location unit

Publications (2)

Publication Number Publication Date
IL102051A0 IL102051A0 (en) 1992-12-30
IL102051A true IL102051A (en) 1996-05-14

Family

ID=11063674

Family Applications (1)

Application Number Title Priority Date Filing Date
IL10205192A IL102051A (en) 1992-05-29 1992-05-29 Vehicle location unit

Country Status (3)

Country Link
US (1) US5689820A (de)
EP (1) EP0572082A3 (de)
IL (1) IL102051A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI98330C (fi) * 1994-12-15 1997-05-26 Nokia Mobile Phones Ltd UHF-syntesoija
FR2750509B1 (fr) * 1996-06-28 1998-09-18 Mlr Electronique Recepteur destine a l'acquisition de signaux radioelectriques, notamment de signaux emis par des satellites
FR2750550B1 (fr) * 1996-06-28 1998-10-09 Mlr Electronique Recepteur destine a l'acquisition de signaux radioelectriques, notamment de signaux emis par des satellites
EP0893702B1 (de) * 1997-06-30 2003-08-13 Mlr Electronique Erfassung von Satellitensignalen für einen Empfänger
US6323739B1 (en) * 2000-01-18 2001-11-27 Denso Corporation Adjusting untrimmed VCO during operation of the oscillator
US8159336B2 (en) 2009-12-21 2012-04-17 Continental Automotive Systems Us, Inc. Apparatus and method for maintaining communication with a stolen vehicle tracking device
CN104391142A (zh) * 2014-12-22 2015-03-04 永新电子常熟有限公司 一种新型便捷的信号发生器

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4024880A (en) * 1976-07-12 1977-05-24 Edward Ray Newton Infant pet arrival kit
JPS6211360A (ja) * 1985-07-09 1987-01-20 Alpine Electron Inc 自動車の盗難防止方法
US4746879A (en) * 1986-08-28 1988-05-24 Ma John Y Digitally temperature compensated voltage-controlled oscillator
US5179574A (en) * 1986-09-29 1993-01-12 Kabushiki Kaisha Kenwood Spread PN code signal receiver
US4737969A (en) * 1987-01-28 1988-04-12 Motorola, Inc. Spectrally efficient digital modulation method and apparatus
JPS63235877A (ja) * 1987-03-25 1988-09-30 Toyo Commun Equip Co Ltd 無線標定移動局の位置測定方法
ATE77185T1 (de) * 1987-09-28 1992-06-15 Siemens Ag Verfahren zur temperaturkompensation eines spannungsgesteuerten quarzoszillators in einem phasenregelkreis.
JP2578347B2 (ja) * 1988-01-08 1997-02-05 富士通テン株式会社 配車処理方式
JPH0257450A (ja) * 1988-08-22 1990-02-27 Daihatsu Motor Co Ltd 自動車の制御システム
US4897642A (en) * 1988-10-14 1990-01-30 Secura Corporation Vehicle status monitor and management system employing satellite communication
KR920005507B1 (ko) * 1989-05-16 1992-07-06 삼성전자 주식회사 차량 자동추적 시스템의 차량 탑재장치
US5056109A (en) * 1989-11-07 1991-10-08 Qualcomm, Inc. Method and apparatus for controlling transmission power in a cdma cellular mobile telephone system
US5193215A (en) * 1990-01-25 1993-03-09 Olmer Anthony L Location signalling device for automatically placing a radio distress call
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
US5163159A (en) * 1990-07-30 1992-11-10 Motorola, Inc. Dual mode automatic frequency control
JP2749456B2 (ja) * 1991-03-06 1998-05-13 三菱電機株式会社 無線通信機

Also Published As

Publication number Publication date
EP0572082A2 (de) 1993-12-01
IL102051A0 (en) 1992-12-30
US5689820A (en) 1997-11-18
EP0572082A3 (en) 1994-06-22

Similar Documents

Publication Publication Date Title
US5142281A (en) Vehicle mounting apparatus of an automatic vehicle location system
US6888876B1 (en) Frequency hopping spread spectrum communications system
US20070021082A1 (en) Vehicle receiver system in which a single receiver circuit is controlled to receive signals transmitted from a plurality of remote devices having respectively different transmission frequencies
US5155469A (en) Wireless alarm system
CA2480846A1 (en) Transceiver device
CA2125101A1 (en) Radio Frequency Control System
EP0333194A3 (de) Empfänger für ein Radio-Daten-System
WO2002056489A3 (en) Local oscillator leakage control in direct conversion processes
JP2001189679A (ja) 自動メータ・トランスポンダ・システム
US5833025A (en) Wireless automobile cruise control system
US5689820A (en) Vehicle location unit
EP1164708B1 (de) Zweiweg Kommunikationsgerät mit grosser Reichweite und niedriger Leistung
US4251801A (en) Mobile data communication system
JPH08130774A (ja) データ伝送システム
US20040037365A1 (en) Remote transmitter system and method
JP2005012509A (ja) リモートコントロールシステム並びにこれに用いるリモコン送信機および電子機器
US6587532B1 (en) Method of generating a clock signal in a module of a data transmission system, and correspondingly equipped data transmission system
KR100283193B1 (ko) 실시간 복조 가능한 주파수 도약 수신 장치 및방법
WO2000072280A3 (en) Gps receiver with emergency communication channel
US20030085620A1 (en) Antitheft system, method for operating an antitheft system and components of an antitheft system
GB2306031A (en) Anti-theft device for a motor vehicle
WO2005019855A2 (en) Receiver device and method using gps baseband circuitry for recovering both gps and local wireless baseband signals
JP3197794B2 (ja) ラジオ受信機用集積回路
JPH0728788Y2 (ja) Ｄｔｍｆ信号の検出回路
CN101544166B (zh) 用于将信号从电子壳体传输到中央单元的方法

Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
KB Patent renewed
RH Patent void
KB Patent renewed
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees