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:
Apr. 20, 2021
Filed:
Feb. 16, 2017
Sharp Kabushiki Kaisha, Sakai, JP;
Masanobu Mizusaki, Sakai, JP;
Jumpei Takahashi, Sakai, JP;
Hiroshi Tsuchiya, Sakai, JP;
Kiyoshi Minoura, 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 comprising: 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; a sealing portion that envelopes the liquid crystal layer; and a reflective conductive plate (). The slot electrode includes slots () arranged in correspondence with the plurality of patch electrodes. The sealing portion includes a main sealing portion (Fa) that defines an injection port (Fa) and an end sealing portion (Fa) that seals the injection port (Fa). The end sealing portion (Fa) is formed of a thermosetting sealant material.