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:
Nov. 17, 2020
Filed:
Feb. 13, 2017
Sharp Kabushiki Kaisha, Sakai, JP;
Takatoshi Orui, Sakai, JP;
Makoto Nakazawa, Sakai, JP;
Wataru Nakamura, Sakai, JP;
Kiyoshi Minoura, Sakai, JP;
Tadashi Ohtake, Sakai, JP;
Fumiki Nakano, Sakai, JP;
SHARP KABUSHIKI KAISHA, Sakai, JP;
Abstract
The scanning antenna () is a scanning antenna in which antenna units (U) are arranged, the scanning antenna including: a TFT substrate () including: a first dielectric substrate (), TFTs, gate bus lines, source bus lines, and patch electrodes (); a slot substrate () including: a second dielectric substrate (), and a slot electrode (); a liquid crystal layer (LC) provided between the TFT substrate and the slot substrate; and a reflective conductive plate (). The slot electrode includes slots () arranged in correspondence with the plurality of patch electrodes, and a thickness of the second dielectric substrate () is smaller than the thickness of the first dielectric substrate () at least in a region where the antenna units (U) are arranged.