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:
Jan. 07, 2003
Filed:
Aug. 16, 2000
Applicant:
Inventor:
Yung Yih, Taipei, TW;
Assignee:
Acer Communications & Multimedia Inc., Yaoyuan, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/325 ; B41J 3/300 ; B41J 3/516 ;
U.S. Cl.
CPC ...
B41J 2/325 ; B41J 3/300 ; B41J 3/516 ;
Abstract
A thermal printer using colorful rays and infrared rays for identifying colorant regions of an ink sheet is provided. The ink sheet includes a number of colorant region sets. Each colorant region set includes a yellow region, a magenta region, a cyan region and a black mark arranged at the beginning of the cyan region. The black mark is infrared ray non-transmittable. The thermal printer further includes an infrared ray source/an infrared ray sensor for sensing the black mark, and a blue ray source/a blue ray sensor (or an amber ray source/an amber ray sensor) for sensing the colorant regions.