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Patent Searching and Data


Title:
LINEAR LIGHT-EMITTING MEMBER AND PLANAR LIGHT-EMITTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/205815
Kind Code:
A1
Abstract:
A linear light-emitting member (2) according to one embodiment improves light-emission efficiency. The linear light-emitting member (2) includes: a mounting substrate (21) extending in a predetermined direction; a circuit board (22) that is disposed on the mounting board (21) and that has an opening extending in the predetermined direction; an electrode (23) disposed on the circuit board (22); a plurality of light-emitting elements (24) that are disposed on the mounting board (21) along the predetermined direction on the inner side of the opening and that are electrically connected to the electrode (23); and a frame body (25) that is disposed on the circuit board (22) so as to surround the plurality of light-emitting elements (24) and that reflects light from the light-emitting elements (24). The frame body (25) protrudes so that an inner circumferential surface thereof curves in the direction of the light-emitting elements (24).

Inventors:
TAMURA RYO (JP)
WATANABE KIYOKAZU (JP)
Application Number:
PCT/JP2021/010224
Publication Date:
October 14, 2021
Filing Date:
March 12, 2021
Export Citation:
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Assignee:
CITIZEN ELECTRONICS (JP)
CITIZEN WATCH CO LTD (JP)
International Classes:
F21V19/00; F21S2/00; H01L33/60; F21Y103/10; F21Y115/10
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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