The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 10, 2004
Filed:
Jun. 03, 2003
James Blake Bullock, Gilbert, AZ (US);
Rafael A. Saavedra, Chandler, AZ (US);
Jeffrey Solomon, Flitwick, GB;
Patrick Luffman, Clapham, GB;
Other;
Abstract
A navigation system ( ) having a service center ( ) and a navigation unit ( ) and a method of transmitting data to reduce the complexity of the navigation unit ( ) and minimize the transmitted data. The navigation unit ( ) transmits ( ) a current location (or starting point ( )) and a desired destination (or destination point ( )). The service center ( ) receives ( ) the starting point and the destination point and selects ( ) a route ( ) between the two points. The service center ( ) then generates ( ) and transmits ( ) data associated with a plurality of points on the selected route ( ). These points may include items such as preparation points ( ), warning points ( ), instruction points ( ) and confirmation points ( ). The navigation unit ( ) receives the data associated with points and uses the data to prepare, warn, instruct and confirm that the user of the navigation unit ( ) is correctly traversing to the desired destination point ( ).