Method for signalling a time of departure and a mobile data processing device
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Abstract
A method for signaling a departure time comprising calculating a route between a departure point for a transport means and an arrival point and the required time for the journey. On the basis of a desired arrival time, a departure time for a user is established and is timely signaled to the user. The method can be carried out by a mobile data processing unit whereby appointment planner software can output not only the appointment which is to be observed but also the departure time to be followed in order to be on time for the appointment.
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Citations
27 Claims
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1-14. -14. Cancel
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15. A method for providing a departure time signal comprising:
- calculating a route between a departure point for at least one transport means and an arrival point for the transport means;
calculating a journey time for the transport means to reach the arrival point;
taking into account an access time required between a starting location and the departure point;
determining a departure time by deducting the journey time and the access time from a desired arrival time at the arrival point;
recording the departure in a data processing unit; and
signaling the departure time. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
- calculating a route between a departure point for at least one transport means and an arrival point for the transport means;
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27. A portable data processing unit comprising:
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a memory having a digital roadmap loaded therein, a processor which (a) calculates a route from a first location to a second location; and
(b) calculates an arrival time to the second location, and ascertains and signals a departure time required in order to meet the arrival time which takes into account means of transport and route conditions.
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Specification