Compass based car locator
First Claim
Patent Images
1. A remote keyless entry system comprising:
- a handheld remote keyless entry transmitter in selectable wireless communication with a car based entry system, said handheld remote keyless entry transmitter comprising;
an integrated electronic compass element; and
logic adapted to;
store a first compass direction when activated and directed towards a destination;
display a return compass direction when activated leaving said destination;
display a return distance from said car based entry system;
wherein said return distance is based on signal strength from said car based entry system;
store a plurality of journey segments, each journey segment comprising;
a stored step compass direction, anda stored step distance from said car based entry system; and
calculate a return trip comprising for each journey segment;
a step return compass direction; and
a step return distance; and
display sequentially each journey segment when leaving said destination.
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Accused Products
Abstract
A remote keyless entry system is provided comprising a handheld remote keyless entry transmitter in selectable wireless communication with a car based entry system. The handheld remote keyless entry transmitter comprises an integrated electronic compass element and logic adapted to store a first compass direction when activated and directed towards a destination. The logic further is adapted to display a return compass direction and a return distance from the car based entry system when activated leaving the destination.
16 Citations
15 Claims
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1. A remote keyless entry system comprising:
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a handheld remote keyless entry transmitter in selectable wireless communication with a car based entry system, said handheld remote keyless entry transmitter comprising; an integrated electronic compass element; and logic adapted to; store a first compass direction when activated and directed towards a destination; display a return compass direction when activated leaving said destination; display a return distance from said car based entry system; wherein said return distance is based on signal strength from said car based entry system; store a plurality of journey segments, each journey segment comprising; a stored step compass direction, and a stored step distance from said car based entry system; and calculate a return trip comprising for each journey segment; a step return compass direction; and a step return distance; and display sequentially each journey segment when leaving said destination. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A vehicle location system comprising:
a handheld remote comprising; an integrated compass element; and logic adapted to; store a first compass direction when activated and directed towards a destination; calculate and display a return compass direction and a return distance to the vehicle when activated leaving said destination; and wherein said logic is further adapted to; store a plurality of journey segments, each journey segment comprising; a stored step compass direction; and a stored step distance; and calculate and display a return trip comprising for each journey segment; a step reverse compass direction; and a step reverse distance. - View Dependent Claims (8, 9, 10, 11)
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12. A method of locating a parked vehicle comprising:
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storing a first compass direction of an integrated electronic compass element positioned within a handheld remote keyless entry transmitter within a memory of the handheld remote keyless entry transmitter, the first compass direction being stored upon said handheld remote keyless entry transmitter being activated when directed towards a destination, said handheld remote keyless entry transmitter in selectable wireless communication with a car based entry system; the handheld remote keyless entry transmitter calculating and displaying a return compass direction and return distance from said car based entry system upon said handheld remote keyless entry transmitter being activated when leaving said destination; wherein the handheld remote keyless entry transmitter calculates said return distance based on a pedometer count of a pedometer positioned within the handheld remote keyless entry transmitter; storing a plurality of journey segments, each journey segment comprising; a stored step compass direction; and a stored step distance; and calculating and displaying a return trip comprising for each journey segment; a step reverse compass direction; and a step reverse distance. - View Dependent Claims (13, 14, 15)
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Specification