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Patent Searching and Data


Title:
DISPLAY PANEL AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/111775
Kind Code:
A1
Abstract:
A display panel according to an embodiment of the present invention is provided with: a flexible organic electroluminescent panel; and one or more piezoelectric films that are provided to the backside of the organic electroluminescent panel and that vibrate the organic electroluminescent panel as a flat speaker.

Inventors:
OHASHI, Yoshio (2-10-1 Osaki Shinagawa-k, Tokyo 10, 〒1418610, JP)
YOSHIOKA, Hiroshi (3-3-1 Tsujidou Shinmachi, Fujisawa-sh, Kanagawa 42, 〒2510042, JP)
Application Number:
JP2018/043685
Publication Date:
June 13, 2019
Filing Date:
November 28, 2018
Export Citation:
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Assignee:
SONY CORPORATION (1-7-1, Konan Minato-k, Tokyo 75, 〒1080075, JP)
International Classes:
H04R17/00; G09F9/00; G09F9/30; H01L27/32; H01L51/50; H04R1/02; H04R7/04; H05B33/02
Domestic Patent References:
WO2017091509A12017-06-01
Foreign References:
JPH0555686U1993-07-23
Other References:
"226th issue: Quiet Battle of Flexible Organic EL Substrate", ELECTRONIC DEVICE INDUSTRY NEWS, 1 December 2017 (2017-12-01), pages 1, Retrieved from the Internet [retrieved on 20190131]
YAMAMOTO, TATSUYA: "Samsung acquires a trademark YOUM on a flexible organic EL display", DREAM SEED, 10 June 2012 (2012-06-10), pages 2, Retrieved from the Internet [retrieved on 20190131]
Attorney, Agent or Firm:
TSUBASA PATENT PROFESSIONAL CORPORATION (3F Sawada Building, 15-9 Shinjuku 1-chome, Shinjuku-k, Tokyo 22, 〒1600022, JP)
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