Acer Communications and Multimedia Inc.

Yung Yih

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.

Growing community of inventors

Taipei, Taiwan

Yung Yih