1、WHITE PAPER Navigating Wi-Fi 7A Deep Dive into Next-Gen Advancements 2WHITE PAPERNavigating Wi-Fi 7Table of contents1.Abstract.42.Wi-Fi Legacy.43.Introduction of Wi-Fi 7.5 3.1.4096 QAM.6 3.2.New Preamble design.7 3.3.320 MHz Bandwidth.7 3.4.Multi RU.8 3.5.512 MPDU compressed block-ack.9 3.6.Enhanced

2、 QoS.9 3.6.1.Wi-Fi 6 Latency improvements.9 3.6.2.Wi-Fi 7 Restricted Service Periods for Latency guarantees.10 3.6.3.Restricted TWT.11 3.6.4.Triggered Peer-to-Peer(P2P)Transmission.11 3.7.Multi-Link Operation.12 3.7.1.Multi-Link Architecture.12 3.7.2.Reliability vs Latency.13 3.7.3.Types of MLDs.13

3、3.7.4.Multi-Link Channel access.14 3.7.5.Multi-link performance.15 3.8.Multi-link discovery.16 3.8.1.Legacy link discovery.16 3.8.2.Wi-Fi 7 Multi-link discovery.17 3.8.3.Multi-link Association.17 3.8.4.Multi-link security setup.18 3.9.NSEP.194.New Wi-Fi 7 testing challenges.195.Testing systems.20 5.

4、1.OCTOBOX Testbeds.20 5.2.OCTOBOX software.21 5.3.REST API.22 5.4.ScriptManager.226.References.23Appendix A.24Appendix B.253WHITE PAPERNavigating Wi-Fi 7FiguresFigure 1 Wi-Fi 7 development timeline.5Figure 2 Wi-Fi generational increase in constellation size.6Figure 3 Diversity gains using multiple a

5、ntennas.6Figure 4 EHT preamble.7Figure 5 Worldwide 6 GHz adoption.7Figure 6 Illustration of puncturing.8Figure 7 Examples of Multi RU operation.8Figure 8 OFDMA minimizes channel contention for multiple users.Source WFA.9Figure 9 Wi-Fi 6 latency improvement compared to legacy.9Figure 10 Enhanced QoS

6、using restricted service periods.10Figure 11 Comparison of OWD spreads for devices with and without deterministic QoS.10Figure 12 Restricted TWT SP operation.11Figure 13 Triggered P2P operation.11Figure 14 MLD Architecture.12Figure 15 MLO reduced latency or increased throughput.13Figure 16 MLO for i