US Patent Issued to NXP USA on Nov. 3 for "Clear to send frame transmission on a non-primary channel" (California Inventors)

ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,787,062, issued on Nov. 3, was assigned to NXP USA Inc. (Austin, Texas).

"Clear to send frame transmission on a non-primary channel" was invented by Kiseon Ryu (San Diego), Liwen Chu (San Ramon, Calif.), Rui Cao (Sunnyvale, Calif.), Huizhao Wang (San Jose, Calif.) and Hongyuan Zhang (Fremont, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and system including: transmitting, by an access point (AP), a multi-user request to send (MU-RTS) frame requesting a non-AP station (non-AP STA) to respond with a clear to send (CTS) frame on one or more 20 MHz non-primary subchannels; and receiving, by the AP, a CTS frame from the non-AP STA on the one...