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Navigation system remote control unit with data caddy functionality

  • US 6,182,006 B1
  • Filed: 06/01/1999
  • Issued: 01/30/2001
  • Est. Priority Date: 06/01/1999
  • Status: Expired due to Term
First Claim
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1. An improved remote control unit for a navigation system, wherein the navigation system is installed in a vehicle and wherein said improved remote control unit comprises:

  • a housing removable from said vehicle and having a size suitable for holding in a hand of a driver of said vehicle;

    an energy supply mounted in said housing;

    a user interface located on said housing by which the driver can manually input commands for control of said navigation system;

    a data transmission interface located on said housing by which data signals embodying the commands input by the driver are transmitted from said housing to a data input port on said navigation system wherein said data transmission interface is coupled to receive energy for operation thereof from said energy supply;

    a re-writable data storage memory located in said housing;

    a data reception interface located on said housing through which data from an external computing device other than the navigation system can be input into said re-writable memory; and

    programming stored within said housing providing for operating the data reception interface to receive data therefrom for temporary storage in said re-writable data storage memory and transmission therefrom via said data transmission interface.

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