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:
Jan. 28, 2025
Filed:
Aug. 10, 2021
Samsung Electronics Co., Ltd., Suwon-si, KR;
Soojin Jeong, Bucheon-si, KR;
Myunggil Kang, Suwon-si, KR;
Junggil Yang, Hwaseong-si, KR;
Junbeom Park, Seoul, KR;
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Abstract
A semiconductor device includes a first source/drain, a second source/drain isolated from direct contact with the first source/drain in a horizontal direction, a channel extending between the first source/drain and the second source/drain, a gate surrounding the channel, an upper inner spacer between the gate and the first source/drain and above the channel, and a lower inner spacer between the gate and the first source/drain and under the channel, in which the channel includes a base portion extending between the first source/drain and the second source/drain, an upper protrusion portion protruding upward from a top surface of the base portion, and a lower protrusion portion protruding downward from a bottom surface of the base portion, and a direction in which a top end of the upper protrusion portion is isolated from direct contact with a bottom end of the lower protrusion portion is oblique with respect to a vertical direction.