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. 23, 2024
Filed:
Aug. 03, 2022
Aac Kaitai Technologies (Wuhan) Co., Ltd, Hubei, CN;
Shitao Yan, Shenzhen, CN;
Zhan Zhan, Shenzhen, CN;
Shan Yang, Shenzhen, CN;
Zhao Ma, Shenzhen, CN;
Hongtao Peng, Shenzhen, CN;
Xiao Kan, Shenzhen, CN;
Yang Li, Shenzhen, CN;
Kahkeen Lai, Singapore, SG;
Yan Hong, Shenzhen, CN;
Veronica Tan, Singapore, SG;
AAC Kaitai Technologies (Wuhan) CO., LTD, Wuhan, CN;
Abstract
The invention provides an acceleration sensor, including a sensing unit, a sensing unit includes a ring-shaped outer coupling unit; seesaw structures, including at least two and arranged on an inner side of the outer coupling unit; an inner coupling unit, including an inner coupling elastic beam connecting two adjacent seesaw structures; proof mass blocks fixed on the outer coupling unit or the inner coupling unit or the seesaw structures; an in-plane coupling elastic member elastically connecting the seesaw structures to the outer coupling unit; in-plane displacement detection devices arranged on the proof mass blocks and configured to detect movements of the proof mass blocks along the first direction and/or along the second direction; and out-of-plane displacement detection devices arranged on the outer coupling unit and/or the seesaw structures and/or the inner coupling unit configured to detect movements of the seesaw structures along the third direction.