GB8718641D0 - Retrieval of lost vehicles - Google Patents

Retrieval of lost vehicles

Info

Publication number
GB8718641D0
GB8718641D0 GB878718641A GB8718641A GB8718641D0 GB 8718641 D0 GB8718641 D0 GB 8718641D0 GB 878718641 A GB878718641 A GB 878718641A GB 8718641 A GB8718641 A GB 8718641A GB 8718641 D0 GB8718641 D0 GB 8718641D0
Authority
GB
United Kingdom
Prior art keywords
retrieval
lost vehicles
lost
vehicles
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.)
Granted
Application number
GB878718641A
Other versions
GB2207787B (en
GB2207787A (en
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.)
Barker J T
Original Assignee
Barker J T
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 Barker J T filed Critical Barker J T
Priority to GB8718641A priority Critical patent/GB2207787B/en
Publication of GB8718641D0 publication Critical patent/GB8718641D0/en
Publication of GB2207787A publication Critical patent/GB2207787A/en
Application granted granted Critical
Publication of GB2207787B publication Critical patent/GB2207787B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/20—Monitoring the location of vehicles belonging to a group, e.g. fleet of vehicles, countable or determined number of vehicles
    • G08G1/205—Indicating the location of the monitored vehicles as destination, e.g. accidents, stolen, rental
    • 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
    • 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
    • G01S13/87—Combinations of radar systems, e.g. primary radar and secondary radar
    • G01S13/878—Combination of several spaced transmitters or receivers of known location for determining the position of a transponder or a reflector
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/20—Individual registration on entry or exit involving the use of a pass
    • G07C9/28—Individual registration on entry or exit involving the use of a pass the pass enabling tracking or indicating presence
GB8718641A 1987-08-06 1987-08-06 Retrieval of lost road vehicles and other articles Expired - Lifetime GB2207787B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8718641A GB2207787B (en) 1987-08-06 1987-08-06 Retrieval of lost road vehicles and other articles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8718641A GB2207787B (en) 1987-08-06 1987-08-06 Retrieval of lost road vehicles and other articles

Publications (3)

Publication Number Publication Date
GB8718641D0 true GB8718641D0 (en) 1987-09-09
GB2207787A GB2207787A (en) 1989-02-08
GB2207787B GB2207787B (en) 1991-10-30

Family

ID=10621915

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8718641A Expired - Lifetime GB2207787B (en) 1987-08-06 1987-08-06 Retrieval of lost road vehicles and other articles

Country Status (1)

Country Link
GB (1) GB2207787B (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8808055D0 (en) * 1988-04-06 1988-05-05 Auto Tracer Ltd Vehicle tracer
US4891650A (en) * 1988-05-16 1990-01-02 Trackmobile Inc. Vehicle location system
US5055851A (en) * 1988-05-16 1991-10-08 Trackmobile, Inc. Vehicle location system
GB2233485A (en) * 1989-06-23 1991-01-09 James Moore Equipment anti-theft monitor
GB8924743D0 (en) * 1989-11-02 1989-12-20 Security Alert Ltd Electronic systems for the protection of articles
US5086390A (en) * 1990-01-16 1992-02-04 Matthews Gordon H System for monitoring play of a golfer
US5097416A (en) * 1990-01-16 1992-03-17 Matthews Gordon H System for monitoring play of a golfer
US5017930A (en) * 1990-01-25 1991-05-21 John R. Stoltz Precision landing system
US5051741A (en) * 1990-03-28 1991-09-24 Wesby Philip B Locating system
GB2243739A (en) * 1990-04-27 1991-11-06 Arrowaxe Ltd Frequency modulation distance measurement of active target
US5389935A (en) * 1990-06-13 1995-02-14 Thomson-Csf Automatic system for locating and identifying vehicles in distress
FR2663433B1 (en) * 1990-06-13 1993-04-23 Thomson Csf AUTOMATIC LOCATION AND IDENTIFICATION SYSTEM FOR VEHICLES IN DISTRESS.
EP0467036B1 (en) * 1990-06-15 1996-02-07 Savi Technology, Inc. Method and apparatus for radio identification and tracking
EP0556277A1 (en) * 1990-11-06 1993-08-25 Westinghouse Electric Corporation Dual mode electronic identification system
GB9024098D0 (en) * 1990-11-06 1990-12-19 Lake Stephen Vehicle theft indication
GB2257278B (en) * 1991-06-28 1995-01-25 Esselte Meto Int Gmbh Security and information display
DE4213110C2 (en) * 1992-04-21 1994-11-24 Schmidtchen Karl Heinz Location facility
US5218367A (en) * 1992-06-01 1993-06-08 Trackmobile Vehicle tracking system
GB2272787A (en) * 1992-11-18 1994-05-25 Frank Roman Identifying and controlling e.g. Vehicles.
AU7605694A (en) * 1993-09-16 1995-04-03 Rainer Leitner Position measuring device and process for finding the time of flight of radiated energy between a base and a moving object
DE4445180A1 (en) * 1994-12-17 1996-06-20 Sel Alcatel Ag Object protection in a radio system
GB2309565A (en) * 1996-01-27 1997-07-30 Niall David Webster Device for remote control of electrical apparatus
US6560461B1 (en) 1997-08-04 2003-05-06 Mundi Fomukong Authorized location reporting paging system
GB2357612A (en) * 1999-12-21 2001-06-27 Ibm Electronic inventory tag

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2136321B2 (en) * 1971-07-21 1980-01-03 Robert Bosch Gmbh, 7000 Stuttgart Methods for monitoring vehicles
GB1399508A (en) * 1972-08-08 1975-07-02 Recognition Devices Ultrasonic tracking and locating systems
GB1399313A (en) * 1973-05-14 1975-07-02 Recognition Devices Electronic system for locating
HUT43774A (en) * 1986-05-15 1987-11-30 Koezponti Banyaszati Fejleszte Method and apparatus for automatic identification living beings and objects

Also Published As

Publication number Publication date
GB2207787B (en) 1991-10-30
GB2207787A (en) 1989-02-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920806