IEEE 802.11 IEEE 802.11 ENHANCEMENTS FOR HIGH EFFICIENCY POSITIONING

摘要

The ranging operation between the first wireless device and the second wireless device may include sending a data frame containing a request to cause the second wireless device to report its own actual SIFS duration to the first wireless device, 2 wireless device; Determine a time of departure (TOD) of the data frame; Receive, from the second wireless device, a response frame comprising SIFS information indicative of the actual SIFS duration of the second wireless device; Determine a time of arrival (TOA) of the response frame; And determining the round trip time (RTT) of the data frame and the response frame using the TOD of the data frame, the TOA of the response frame, and the actual SIFS duration of the second wireless device.