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.

Date of Patent:
Jul. 05, 2005

Filed:

Sep. 16, 2003
Applicants:

Jih-ching Chang, Hsinchu, TW;

Teng-chou Yang, Hsinchu, TW;

Chih-kuang Wang, Hsinchu, TW;

Inventors:

Jih-Ching Chang, Hsinchu, TW;

Teng-Chou Yang, Hsinchu, TW;

Chih-Kuang Wang, Hsinchu, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B021/08 ; G03B021/20 ; G03B021/14 ; G03B021/22 ; G02F001/1335 ;
U.S. Cl.
CPC ...
Abstract

A projection method using a real object projector is disclosed. The real object projector comprises a base, a control circuit installed in the base, and an image receiving apparatus installed on the base. The base is combined with a light source module, and between the light source module and the base is a different movable connection relationships according to different designs. The light source module can have a transparent film clip with an identifying mark, and different transparent film clips have different marks. When projecting with the real object projector the steps are, firstly moving the image receiving apparatus to a suitable position according to the mark on the transparent film clip, then focusing the image receiving apparatus according to the transparent film clip, and finally pressing an image receiving key to automatically identify the kind of transparent film clip and magnify the projection image with the control circuit. The real object projector has a design with a movable light source module, and is flexible and convenient. The projection method can suitably magnify the image according to the kind of transparent film, and adjust for maximum magnifying power.


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