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:
Feb. 13, 2024
Filed:
Sep. 16, 2020
Shenzhen Goodix Technology Co., Ltd., Shenzhen, CN;
SHENZHEN GOODIX TECHNOLOGY CO., LTD., Shenzhen, CN;
Abstract
A capacitor includes: a semiconductor substrate; at least one trench provided in the semiconductor substrate and formed downward from an upper surface of the semiconductor substrate; a first conductive layer provided above the semiconductor substrate and in the trench; a first insulating layer provided between the substrate and the first conductive layer to isolate the first conductive layer from the substrate; a second conductive layer provided above the r substrate and in the trench, the second conductive layer including a first and a second conductive region that are independent from each other, the first conductive region being electrically connected to the substrate, and the second conductive region being electrically connected to the first conductive layer; and a second insulating layer provided between the first and the second conductive layer to isolate the first conductive region from the first conductive layer and isolate the second conductive region from the substrate.