Invention Grant
- Patent Title: Method, wireless device, and computer readable medium for conducting a multiple station beam refinement protocol in a wireless network
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Application No.: US16268760Application Date: 2019-02-06
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Publication No.: US10554268B2Publication Date: 2020-02-04
- Inventor: Laurent Cariou , Chittabrata Ghosh , Carlos Cordeiro
- Applicant: INTEL IP CORPORATION
- Applicant Address: US CA Santa Clara
- Assignee: INTEL IP CORPORATION
- Current Assignee: INTEL IP CORPORATION
- Current Assignee Address: US CA Santa Clara
- Agency: Sheridan Ross, PC
- Agent Jason H. Vick
- Main IPC: H04B7/0452
- IPC: H04B7/0452 ; H04B7/06 ; H04B7/08

Abstract:
New wireless networks can perform enhanced beamforming training for a multiple access technique, such as orthogonal frequency division multiple-access (OFDMA). The configurations of the stations and the networks presented herein provide a multiple-station beam refinement protocol (MSBRP) that may be used to train the transmit end and/or the receive end for the stations in a dense wireless local area network (WLAN). The MSBRP can have at least two phases. The first phase concurrently trains the receive side of multiple responder stations from one set of training signals sent from an initiator station. Then, each responder station can send training signals to the initiator station in a set of ordered phases associated with each responder station. The MSBRP eliminates inefficiencies associated with conducting multiple BRPs that include only pairs of stations.
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