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:
Jul. 10, 2020
Lg Electronics Inc., Seoul, KR;
Korea Advanced Institute of Science and Technology, Daejeon, KR;
Seongjae Kim, Daejeon, KR;
Jaehoon Chung, Seoul, KR;
Sangrim Lee, Seoul, KR;
Dongho Cho, Seoul, KR;
Juyong Lee, Daejeon, KR;
Seungwon Keum, Daejeon, KR;
Dangoh Kim, Sejong, KR;
Sangmi Noh, Daejeon, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
A method of calibrating an array antenna in a wireless communication system includes a first step of transmitting a radio signal through a first antenna and a second antenna determined among a plurality of antennas included in the array antenna, a second step of measuring the radio signal through a specific coupling antenna of a plurality of coupling antennas adjacent to the plurality of antennas, a third step of estimating an error of the second antenna based on a result of the measurement of the radio signal, and a fourth step of calibrating the second antenna based on the error.