High Efficiency Wi-Fi- 802.11ax | Dr. Eldad Perahia | WLPC US Phoenix 2017

Chapters:
00:00 - Start
00:36 - Wi-Fi Network Issues
01:55 - Goals of the 802.11ax Task Group
03:45 - Timeline
07:15 - Categories of Enhancements
12:24 - Orthogonal Frequency Division Multiple Access (OFDMA)
17:25 - 80 MHz BSS
19:03 - OFDMA Resources Unit Allocation Examples
19:47 - OFDMA Performance
21:05 - Multi- User MIMO (MU-MIMO)
25:28 - Uplink Multi User MIMO
27:38 - Uplink Multi User Operation (UL MU Operation)
27:47 - Basic Frame Exchange Sequence for UL MU Transmissions
31:44 - Downlink MU Performance
34:08 - Spatial Reuse
34:38 - BSS Coloring
37:27 - Spatial Reuse Channel Access Rule
40:26 - Spatial Reuse Capacity Improvement
43:08 - Long OFDM Symbol
47:08 - Outdoor/ Longer Range Features
50:48 - 1024 QAM
51:25 - Example of New PHY Data Rates
53:09 - Power Saving: Target Wake Time (TWT)
55:29 - 20 MHz- Only Clients
57:09 - Other Power Saving Features