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.)
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.)
Frontgrade Colorado Springs LLC
Original Assignee
Aeroflex UTMC Microelectronic Systems Inc
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 Aeroflex UTMC Microelectronic Systems IncfiledCriticalAeroflex UTMC Microelectronic Systems Inc
Publication of WO2001008115A1publicationCriticalpatent/WO2001008115A1/fr
B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
B60R25/20—Means to switch the anti-theft system on or off
B60R25/24—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
B—PERFORMING OPERATIONS; TRANSPORTING
B60—VEHICLES IN GENERAL
B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
B60R25/40—Features of the power supply for the anti-theft system, e.g. anti-theft batteries, back-up power supply or means to save battery power
B60R25/406—Power supply in the remote key
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
G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
G07C9/00182—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with unidirectional data transmission between data carrier and locks
G—PHYSICS
G08—SIGNALLING
G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
B—PERFORMING OPERATIONS; TRANSPORTING
B60—VEHICLES IN GENERAL
B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
B60R2325/00—Indexing scheme relating to vehicle anti-theft devices
B60R2325/20—Communication devices for vehicle anti-theft devices