Key for a vehicle
First Claim
1. A key for a vehicle comprising:
- a locating module to determine the position of the key as a function of a signal of at least one locating satellite and locating support information that is sent from the vehicle, wherein the locating support information comprises the travel time of a signal transmitted between the key and the vehicle.
1 Assignment
0 Petitions
Accused Products
Abstract
A vehicle comprises a base station for wireless transmission of locating support information to support locating, supported on a locating satellite, as well as a key for the vehicle, in which the key includes a locating module to determine the position of the key as a function of a signal of at least one locating satellite and locating support information sent from the vehicle. A locating system and a method for determination of the position of a mobile device separable from the vehicle, comprise that the locating system includes a base station arranged in the vehicle for wireless transmission of locating support information and a locating module arranged in the mobile device to determine the position of the mobile device as a function of a signal of at least one locating satellite and the locating support information. The mobile device, for example, can be a key for a vehicle.
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Citations
14 Claims
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1. A key for a vehicle comprising:
a locating module to determine the position of the key as a function of a signal of at least one locating satellite and locating support information that is sent from the vehicle, wherein the locating support information comprises the travel time of a signal transmitted between the key and the vehicle. - View Dependent Claims (2, 3)
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4. A locating system to determine the position of a mobile device separable from a vehicle, the locating system comprising:
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a base station arranged in the vehicle for wireless transmission of locating support information; and a locating module arranged in the mobile device to determine the position of the mobile device as a function of a signal of at least one locating satellite and the locating support information, wherein the locating support information comprises the travel time of a signal transmitted between the base station and the mobile device. - View Dependent Claims (5, 6, 7, 8)
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9. A method for determination of the position of the key of a vehicle, the method comprising the steps of:
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receiving in the key locating support information comprising the travel time of a signal transmitted between the key and the vehicle sent by the vehicle to support locating, supported on at least one locating satellite; receiving in the key a satellite signal of at least one locating satellite; and determining in the key of the position of the key as a function of the satellite signal and the locating support information. - View Dependent Claims (10, 11)
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12. A key for a vehicle having a locating module comprising
a communication module for directly receiving of a signal of at least one locating satellite and for directly receiving of locating support information sent from the vehicle wherein the locating support information comprises information for time synchronization with the at least one locating satellite, and a device for calculating the geographical position of the key from the signals received by the communication module.
Specification