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.
Patent No.:
Date of Patent:
May. 23, 2017
Filed:
Nov. 23, 2015
Kouji Ohno, Chiba, JP;
Kouji Ohno, Chiba, JP;
RICOH COMPANY, LTD., Tokyo, JP;
Abstract
A projection display system includes a projector to project an image onto a projection surface, and a remote controller to control the projector. The remote controller includes a first sensor to measure a current value of horizontal distance to the projection surface, a second sensor to measure a current value of vertical distance to the projection surface, and a processor to obtain, from a memory, preset values of horizontal distance and vertical distance corresponding to a screen size selected by a user, and to control a display to display a screen including the obtained preset values of horizontal distance and vertical distance, the current value of horizontal distance measured by the first sensor, and the current value of vertical distance measured by the second sensor.