An HE PPDU may have a Packet Extension (PE) field appended at the end of the PPDU, with possible durations being 0 4 8 12 or 16 The PE field provides additional receive processing time at μs, μs, μs, μs, μs. the end of the HE PPDU. The PE field, when present, shall be transmitted with the same average power as the Data field and shall not cause significant power leakage outside of the spectrum used by the Data field. Other than that, and its content is arbitrary. References [1] Discussion of CID 9021, IEEE 802.11/2017-0678
An HE PPDU may have a Packet Extension (PE) field appended at the end of the PPDU, with possible durations being 0 μs, 4 μs, 8 μs, 12 μs, or 16 μs. The PE field provides additional receive processing time at the end of the HE PPDU. The PE field, when present, shall be transmitted with the same average power as the Data field and shall not cause significant power leakage outside of the spectrum used by the Data field. Other than that, and its content is arbitrary. References [1] Discussion of CID 9021, IEEE 802.11/2017-0678
11-17-1007-00-00ax-proposed-resolution-for-cid-9021.docx