Title:
光源装置および投射型表示装置
Document Type and Number:
Japanese Patent JP6624066
Kind Code:
B2
Abstract:
A light source unit of the disclosure includes a plurality of light source sections, a light quantity detector, and a controller. The plurality of light source sections emit rays of colors different from each other. The light quantity detector receives a plurality of color rays emitted by the plurality of light source sections as spatially common light. The controller controls a light emission timing of each of the plurality of light source sections and a gain of the light quantity detector, and measures light quantities of the respective plurality of color rays at different timings and with different gains on a basis of a detection result of the light.
Inventors:
Masahiro Ando
Application Number:
JP2016561435A
Publication Date:
December 25, 2019
Filing Date:
September 29, 2015
Export Citation:
Assignee:
ソニー株式会社
International Classes:
G03B21/14; G03B21/00; G09G3/20; G09G3/34; G09G3/36; H04N9/31
Domestic Patent References:
| JP2006349731A | ||||
| JP2004207420A | ||||
| JP2014077991A |
Foreign References:
| WO2014128883A1 | ||||
| US20110241990 |
Attorney, Agent or Firm:
Patent Business Corporation Tsubasa International Patent Office