%0 Journal Article %T Design of Paper Path Detection and Diagnostic System in Ink-Jet Printers Using an Observer-Based Technique %A Kuan-Heng Chen %A Syh-Shiuh Yeh %J Engineering Letters %D 2012 %I International Association of Engineers %U http://www.engineeringletters.com/issues_v20/issue_2/EL_20_2_06.pdf