The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 26, 2020
Filed:
Feb. 20, 2018
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Hajime Ozaki, Kyoto, JP;
Tatsumi Setomoto, Osaka, JP;
Tamotsu Ando, Osaka, JP;
Koji Matsushita, Osaka, JP;
Tomokazu Yamamoto, Osaka, JP;
Kohji Hiramatsu, Osaka, JP;
Abstract
A lighting-up device includes: a power supply circuit which supplies power to a light source; a wireless communication circuit including an antenna; and a metallic casing which includes metal, and houses the power supply circuit and the wireless communication circuit. The metallic casing has a first side face and a second side face which share a side, the first side face is provided with a first slit which extends in a first direction intersecting with the side, from a first portion of the side other than both ends of the side, the second side face is provided with a second slit which extends in a second direction intersecting with the side, from a second portion of the side other than the both ends of the side, and each of the first slit and the second slit is electromagnetically coupled to the antenna and functions as a slot antenna.