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:
Apr. 03, 2007
Filed:
Aug. 01, 2002
Ju-beam Lee, Seoul, KR;
Sang-jun Park, Seoul, KR;
Ju-Beam Lee, Seoul, KR;
Sang-Jun Park, Seoul, KR;
Abstract
There is provided an apparatus with a touch screen including a touch pad. The apparatus includes a connecter for connecting the apparatus to an external display device; a sensor for generating a sensing signal upon detecting connection between the apparatus and the external display device; a touch screen display driver for displaying data input from the touch pad on the touch screen; an external display driver for displaying data input from the touch pad on the external display device when the touch pad operates in a mouse pad mode; and a controller for upon receiving the sensing signal, disabling the touch screen display driver, enabling the external display driver, recognizing a point on the touch pad selected by a user, generating a coordinate value corresponding to the point, performing calculation for mapping the coordinate value with a screen display coordinate of the external display device, and determining a position of a pointer to be displayed on a screen of the external display device.