Invention Grant
- Patent Title: Dedicated TDLS link in off-channel 5 GHz band using RSDB
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Application No.: US16710328Application Date: 2019-12-11
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Publication No.: US10743358B1Publication Date: 2020-08-11
- Inventor: Siva Mullati , Nitin Bhaskar
- Applicant: Cypress Semiconductor Corporation
- Applicant Address: US CA San Jose
- Assignee: Cypress Semiconductor Corporation
- Current Assignee: Cypress Semiconductor Corporation
- Current Assignee Address: US CA San Jose
- Main IPC: H04W4/00
- IPC: H04W4/00 ; H04W76/14 ; H04W76/12 ; H04W88/06 ; H04W80/02 ; H04W76/15 ; H04W84/12

Abstract:
Disclosed are methods and systems for operating a dual-band capable STA of a WiFi network in a real-time simultaneous dual band (RSDB) configuration in which a 2.4 GHz base-channel link to the WiFi network through the AP may operate in parallel with 5 GHz off-channel links to one or more peer STAs of the WiFi network through tunneled direct link setup (TDLS). The STA may connect to the AP and may establish a TDLS link with a peer STA over the base-channel. If the peer STA is capable of RSDB configuration using the off-channel TDLS link, the STA and the peer STA may switch the TDLS link from the base-channel to the off-channel. The base-channel AP link and the off-channel TDLS link are maintained in parallel, eliminating the need to toggle between the channels of the two links, reducing packet latency, eliminating discontinuity of data transfer, and increasing data throughput.
Information query