US Patent No. 9,396,686

DISPLAY DEVICE


Patent No. 9,396,686
Issue Date July 19, 2016
Title Display Device
Inventorship Tadayuki Ito, Tokyo (JP)
Yoshihito Mochizuki, Tokyo (JP)
Naoki Itakura, Tokyo (JP)
Yasuki Sato, Tokyo (JP)
Kiyofumi Natori, Tokyo (JP)
Assignee NEC DISPLAY SOLUTIONS, LTD., Tokyo (JP)

Claim of US Patent No. 9,396,686

1. A display device comprising:
a display panel body that has a display surface emitting light; and
a brightness sensor unit that is fixed on the display surface of the display panel body,
wherein the brightness sensor unit includes: a brightness sensor detecting a brightness of the light from the display surface;
and a sensor holder comprising a light transmissive material,

the sensor holder includes: an adhesion surface adhered to the display surface of the display panel body; and a light diffusing
portion diffusing the light from the display surface,

the brightness sensor is fixed to a position facing the display surface with sandwiching the light diffusing portion of the
sensor holder between the brightness sensor and the display surface,

wherein the sensor holder includes a base portion in which a housing cavity housing the brightness sensor is formed, and the
light diffusing portion is provided on an inner surface of the housing cavity, the inner surface opposing the brightness sensor.