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:
Sep. 07, 2021
Filed:
Apr. 26, 2019
Xiao LU, Nanjing, CN;
Di Shi, San Jose, CA (US);
Yingmeng Xiang, San Jose, CA (US);
Haifeng LI, Nanjing, CN;
Chunlei Xu, Nanjing, CN;
Zhe Yu, San Jose, CA (US);
Jiangpeng Dai, San Jose, CA (US);
Shiming Xu, Nanjing, CN;
Xueming LI, Nanjing, CN;
Haiyun Han, San Jose, CA (US);
Zhiwei Wang, San Jose, CA (US);
Xiao Lu, Nanjing, CN;
Di Shi, San Jose, CA (US);
Yingmeng Xiang, San Jose, CA (US);
Haifeng Li, Nanjing, CN;
Chunlei Xu, Nanjing, CN;
Zhe Yu, San Jose, CA (US);
Jiangpeng Dai, San Jose, CA (US);
Shiming Xu, Nanjing, CN;
Xueming Li, Nanjing, CN;
Haiyun Han, San Jose, CA (US);
Zhiwei Wang, San Jose, CA (US);
Other;
Abstract
Systems and methods are disclosed to control the power grid frequency by capturing the frequency change using an extended Kalman filter method with the distributed smart outlet devices at the low-voltage distribution level; and locally control the relay that provides power to the appliance by comparing the captured frequency with the threshold sent from the cloud control center.