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:
Jul. 07, 2026
Filed:
Mar. 09, 2021
Lg Electronics Inc., Seoul, KR;
The Industry & Academic Cooperation IN Chungnam National University, Daejeon, KR;
Se Hwa Choe, Seoul, KR;
Cha Seung Jun, Seoul, KR;
Sung Yong Shin, Seoul, KR;
Sun Ku Kwon, Seoul, KR;
Dong Hyun Lim, Seoul, KR;
LG Electronics Inc., Seoul, KR;
The Industry & Academic Cooperation in Chungnam National University (IAC), Daejeon, KR;
Abstract
Provided an electronic device including a main body and a kit connected to the main body, and the main body includes a battery, a first motor, an electric wire connected to the battery, and a first controller connected to the electric wire, the kit includes a second motor supplied with power through the electric wire, an inverter connected to the second motor, and a second controller connected to the electric wire and configured to control driving of the inverter, and the second controller is configured to transmit information to the first controller through switching frequency control of the inverter and control a switching frequency of the inverter so that a current associated with the second motor is greater than zero in a section in which transmission of the information is performed.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile