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:
Mar. 09, 2004
Filed:
Nov. 09, 2001
Applicant:
Inventors:
Jen-Shou Tseng, MiaoLi, TW;
Cheng-Kuei Chen, Hsinchu, TW;
Assignee:
Umax Data Systems, Inc., , TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 3/14 ;
U.S. Cl.
CPC ...
H01J 3/14 ;
Abstract
A scanning method for detecting documents is provided an optical scanning device. The optical scanning device is capable of scanning an object by a reflective scanning mode or a transmittal scanning mode. Then obtaining an image signal of the object by either the reflective scanning mode or a transmittal scanning mode with the retrieved scanning mod. Comparing the image signal with a pre-determined signal will result in an implementation from one of the reflective scanning mode or the transmittal scanning mode.