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Title:
ILLUMINATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/200068
Kind Code:
A1
Abstract:
An illumination device (10) comprises: first light sources (21); a light guide plate (40) that, upon incidence of light emitted by the first light sources (21) on end sections, emits light from a surface; and oscillators (30) that oscillate the light guide plate (40) so as to cause a sound to be generated.

Inventors:
AKETA TAKANORI
TANAKA KENICHIRO
HYODO SATOSHI
Application Number:
PCT/JP2021/010372
Publication Date:
October 07, 2021
Filing Date:
March 15, 2021
Export Citation:
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Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
F21V21/34; F21S2/00; F21V23/00; F21V33/00; F21Y113/10; F21Y115/10; F21Y115/15; F21Y115/20
Domestic Patent References:
WO2018181622A12018-10-04
Foreign References:
JP2003023693A2003-01-24
JP2009505376A2009-02-05
Attorney, Agent or Firm:
NII, Hiromori et al. (JP)
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