Title:
DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/180653
Kind Code:
A1
Abstract:
Provided is a display device that can suppress the occurrence of brightness unevenness in the outer peripheral portion of a display panel. The display device is provided with: a display panel; a backlight emitting light toward the back surface of the display panel; a first optical sheet arranged between the display panel and the backlight; a second optical sheet arranged between the first optical sheet and the backlight; and a supporting member that supports the outer peripheral portion of the first optical sheet. The first optical sheet includes: a first sheet body part: and a first supporting piece protruding laterally from the outer peripheral portion of the first sheet body part and supported by the supporting member. The second optical sheet includes: a second sheet body part; and a flat part formed in a flat shape on the outer peripheral portion of the second sheet body part and arranged corresponding to the first supporting piece.
Inventors:
SASAKI AKIHIKO
NAMIKOSHI MITSUHIRO
NAKAYAMA RYOUTA
NAMIKOSHI MITSUHIRO
NAKAYAMA RYOUTA
Application Number:
PCT/JP2018/010677
Publication Date:
October 04, 2018
Filing Date:
March 19, 2018
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
G02F1/1333; F21S2/00; G02F1/1335; G02F1/13357; F21Y115/10
Domestic Patent References:
WO2018043460A1 | 2018-03-08 | |||
WO2013099765A1 | 2013-07-04 |
Foreign References:
JP2012033415A | 2012-02-16 | |||
JP2002196312A | 2002-07-12 | |||
JP2013190480A | 2013-09-26 | |||
JP2010026410A | 2010-02-04 | |||
JP2008107739A | 2008-05-08 | |||
JP2014203602A | 2014-10-27 |
Other References:
See also references of EP 3605211A4
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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