发明名称 PROJECTOR AND PROJECTOR SYSTEM
摘要 PROBLEM TO BE SOLVED: To provide a projector system capable of reducing load of a control microcomputer built in the projector, automatic focusing or correcting automatic trapezoidal distortion without keeping a user waiting, and automatic focusing or correcting automatic trapezoidal distortion even in a case of changing to a projection lens of different specification. SOLUTION: This projector has a first microcomputer for controlling a projection function of the projector and a second microcomputer for controlling focusing adjustment of the projection lens. The first microcomputer is connected to the second microcomputer with a communication line to perform communication. COPYRIGHT: (C)2005,JPO&NCIPI
申请公布号 JP2005121941(A) 申请公布日期 2005.05.12
申请号 JP20030357469 申请日期 2003.10.17
申请人 CANON INC 发明人 YAMANAKA TOMOAKI
分类号 G02B7/28;G03B21/00;(IPC1-7):G03B21/00 主分类号 G02B7/28
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