Title:
無線通信アンテナを有する固体照明デバイス
Document Type and Number:
Japanese Patent JP6731501
Kind Code:
B2
Abstract:
A lighting device (1) is disclosed. The lighting device (1) comprises: a solid-state lighting element (2); a radio frequency communication unit (7) for wireless communication between the lighting device (1) and an external device; a light guide (3) having a circumferential edge (3a), wherein the light guide (3) is adapted to couple in light emitted by the solid-state lighting element (2) and to provide illumination to the surroundings of the lighting device (1); and a metal strip (4) extending along at least a portion of the circumferential edge (3a) of the light guide (3), wherein the metal strip (4) is in thermal contact with the solid-state lighting element (2) and the light guide (3), and wherein the metal strip (4) is coupled to the radio frequency communication unit (7) so as to operate as an antenna for the radio frequency communication unit (7).
Inventors:
Marinian Antonius Adriana Maria
Loaf
Jin Din
Loaf
Jin Din
Application Number:
JP2018563836A
Publication Date:
July 29, 2020
Filing Date:
June 01, 2017
Export Citation:
Assignee:
SIGNIFY HOLDING B.V.
International Classes:
F21V33/00; F21K9/232; F21K9/237; F21K9/238; F21K9/61; F21S2/00; F21V8/00; F21V23/00; F21V29/504; F21V29/83; H01L33/00; H01Q1/22; H05B47/185; H05B47/19
Domestic Patent References:
| JP2014194952A | ||||
| JP2016504723A | ||||
| JP2016100125A | ||||
| JP2016514353A |
Foreign References:
| US20140273892 | ||||
| US20120293652 | ||||
| US20140168020 | ||||
| US8750671 |
Attorney, Agent or Firm:
Sakiko Shibata