Chang C Lin

US Patent:

20070070109, Mar 29, 2007

Filed:

Sep 29, 2005

Appl. No.:

11/238832

Inventors:

John White - Hayward CA, US
Emanuel Beer - San Jose CA, US
Hongbin Ji - Santa Clara CA, US
Chang Lin - Fremont CA, US
Shinichi Kurita - San Jose CA, US

International Classification:

B41J 29/393

US Classification:

347019000

Abstract:

Methods and apparatus for inkjet inkjet drop positioning are provided. A first method includes determining an intended deposition location of an ink drop on a substrate, depositing the ink drop on the substrate using an inkjet printing system, detecting a deposited location of the deposited ink drop on the substrate, comparing the deposited location to the intended location, determining a difference between the deposited location and the intended location, and compensating for the difference between the deposited location and the intended location by adjusting a parameter of an inkjet printing system. Numerous other aspects are provided.