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.

Date of Patent:
Nov. 17, 1998

Filed:

Feb. 09, 1996
Applicant:
Inventor:

Jerzy A Teterwak, Colorado Springs, CO (US);

Assignee:

Symbios, Inc., Fort Collins, CO (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G08C / ; G09G / ;
U.S. Cl.
CPC ...
178 1807 ; 178 1801 ; 178 1803 ; 178 1903 ; 178 2003 ; 345173 ; 345179 ;
Abstract

A digitizing panel responsive to a signal transmitted from a stylus for generating stylus position information is disclosed. The digitizing panel includes a coordinate generator for determining coordinate data indicative of a position of the stylus relative to the digitizing panel, a velocity calculator for determining a stylus velocity value based on the coordinate data, a mechanism for determining a filter bandwidth value based on the stylus velocity value, a filter for filtering the coordinate data wherein the filter has a predetermined bandwidth characteristic, and a mechanism for varying the predetermined bandwidth characteristic based on the filter bandwidth value. A method for filtering position data of a stylus associated with a digitizing panel is also disclosed.


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