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:
Oct. 28, 2003
Filed:
Jul. 21, 2001
Applicant:
Inventors:
Tatsuo Yokota, Torrance, CA (US);
Micchael Clark, North Hollywood, CA (US);
Assignee:
Alpine Electronics, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 2/130 ;
U.S. Cl.
CPC ...
G01C 2/130 ;
Abstract
A display method and apparatus for navigation system for displaying information for guiding a driver of a vehicle. The navigation system designed to achieve an easy and efficient operation by a user for displaying information or changing displayed images with use of a substantially simplified set of control keys. In he navigation system, an enter (selection) key functions not only to set and select a menu but also to switch between a p screen and a map zoom screen. Cursor (scroll) keys function not only to scroll a map image in the map screen but also to adjust a zoom scale of the map image in the ma zoom screen.