Abstract: This article mainly introduce the latest WLAN technology standardization progress and the key technology evolution trend inWi-Fi 6.We also do a further analysis among all the 802.11ax key technology, which is related to physical layer and RF measurement.At last, we introduced the 802.11ax test requirement, RF test item and test solution,Wi-Fi alliance newtest requirement and item are involved in this part.

Key words: Wi-Fi6, 802.11ax signaling test, MIMOTest, CMW270, Wi-Fi alliance certification