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. 23, 2025
Filed:
Feb. 24, 2023
Samsung Electronics Co., Ltd., Suwon-si, KR;
Eunsung Jeon, Suwon-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
An operation method of a first apparatus configured to communicate with a second apparatus in a wireless local area network (WLAN) system including the first apparatus and the second apparatus includes receiving, from the second apparatus, a null data packet (NDP) based on a certain protocol standard, estimating a channel with the second apparatus on the basis of the NDP, determining, on the basis of the estimated channel, whether or not a channel smoothing-related condition is satisfied, generating channel smoothing-related phase information on the basis of a result of the determination, and transmitting, to the second apparatus, a feedback frame including the channel smoothing-related phase information.