802.11ax 6E Physical Rates ============================ .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What is the range of physical data rates supported by IEEE 802.11ax 6E?** 802.11ax 6E supports physical data rates from approximately 0.3 Mbps up to 9.6 Gbps depending on channel width, MCS, and spatial streams. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **Which frequency band does 802.11ax 6E operate in?** 802.11ax 6E operates in the 6 GHz frequency band, ranging from 5925 MHz to 7125 MHz. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What modulation schemes are used in 802.11ax 6E?** Modulation schemes include BPSK, QPSK, 16-QAM, 64-QAM, 256-QAM, and optional 1024-QAM for higher data rates. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **How does channel bandwidth affect physical rates in 802.11ax 6E?** Wider channels (20, 40, 80, 160, and 320 MHz) allow transmission of more data simultaneously, increasing maximum data rates. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What is MCS in 802.11ax 6E physical rates?** Modulation and Coding Scheme (MCS) indicates the modulation type and coding rate, impacting throughput and data rate. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **How many spatial streams does 802.11ax 6E support?** Up to 8 spatial streams are supported, enabling parallel data streams to increase throughput. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What is OFDMA and how does it impact 802.11ax 6E rates?** Orthogonal Frequency Division Multiple Access (OFDMA) divides channels into subcarriers allowing simultaneous transmission to multiple clients, improving efficiency. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **Does 802.11ax 6E support MU-MIMO?** Yes, Multi-User MIMO enables the AP to communicate with multiple clients simultaneously, increasing network capacity and throughput. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What is the maximum channel width supported in 802.11ax 6E?** The maximum supported channel width is 320 MHz, enabling very high data rates. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **How does 1024-QAM improve physical rates in 802.11ax 6E?** 1024-QAM increases bits per symbol, allowing higher throughput in good signal conditions. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What role does spatial reuse play in 802.11ax 6E rates?** Spatial reuse techniques allow multiple devices to use the same frequencies with reduced interference, increasing network efficiency. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **How does 6 GHz band availability affect physical rates?** The new 6 GHz band provides additional spectrum, less interference, and more contiguous channels, enabling higher throughput. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What is the relationship between SNR and physical rates in 802.11ax 6E?** Higher Signal-to-Noise Ratio (SNR) allows use of higher MCS levels, increasing data rates. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **Does 802.11ax 6E support backward compatibility in physical rates?** Yes, it supports legacy rates for compatibility with older devices while offering higher rates to capable devices. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What is the impact of channel bonding on 802.11ax 6E physical rates?** Channel bonding combines adjacent channels to increase bandwidth and throughput. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **How does transmit power affect physical rates in 802.11ax 6E?** Adequate transmit power ensures better signal quality, enabling higher data rates. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **Are physical rates fixed or dynamic in 802.11ax 6E?** They are dynamic; devices adjust MCS and rates based on channel conditions and interference. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **How does frame aggregation influence effective throughput in 802.11ax 6E?** Frame aggregation combines multiple frames into one transmission, reducing overhead and increasing throughput. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What is the theoretical maximum PHY rate for 802.11ax 6E using 8 spatial streams and 320 MHz channels?** Approximately 9.6 Gbps is the maximum theoretical physical data rate under ideal conditions. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow Topics in this section, * :ref:`physical_rates in 802.11ax 6E ` * :ref:`Reference links ` .. _physical_rates6e_step4: .. tab-set:: .. tab-item:: physical_rates in 802.11ax 6E =========== ==== ==== =========== ============ =========== ================ ========= ============ =========== ========== =========== Modulation BW Tsc FSP=BW/Tsc Tdata=1/FSP GI (ns) Symbol (ns) 1/Symbol Bits/Symbol Code rate Usable sc Rate (Mbps) =========== ==== ==== =========== ============ =========== ================ ========= ============ =========== ========== =========== BPSK 20 256 78.125 12.8 800 13.6 0.0735 1 1/2 234 7.8 BPSK 20 256 78.125 12.8 400 13.2 0.0758 1 3/4 234 11.7 QPSK 20 256 78.125 12.8 800 13.6 0.0735 2 1/2 234 15.6 QPSK 20 256 78.125 12.8 400 13.2 0.0758 2 3/4 234 23.4 16-QAM 20 256 78.125 12.8 800 13.6 0.0735 4 1/2 234 31.2 16-QAM 20 256 78.125 12.8 400 13.2 0.0758 4 3/4 234 46.8 64-QAM 20 256 78.125 12.8 800 13.6 0.0735 6 2/3 234 41.6 64-QAM 20 256 78.125 12.8 400 13.2 0.0758 6 3/4 234 46.8 256-QAM 20 256 78.125 12.8 800 13.6 0.0735 8 3/4 234 62.4 256-QAM 20 256 78.125 12.8 400 13.2 0.0758 8 5/6 234 78.0 1024-QAM 20 256 78.125 12.8 800 13.6 0.0735 10 3/4 234 78.0 1024-QAM 20 256 78.125 12.8 400 13.2 0.0758 10 5/6 234 97.5 BPSK 40 512 78.125 12.8 800 13.6 0.0735 1 1/2 468 15.6 BPSK 40 512 78.125 12.8 400 13.2 0.0758 1 3/4 468 23.4 QPSK 40 512 78.125 12.8 800 13.6 0.0735 2 1/2 468 31.2 QPSK 40 512 78.125 12.8 400 13.2 0.0758 2 3/4 468 46.8 16-QAM 40 512 78.125 12.8 800 13.6 0.0735 4 1/2 468 62.4 16-QAM 40 512 78.125 12.8 400 13.2 0.0758 4 3/4 468 93.6 64-QAM 40 512 78.125 12.8 800 13.6 0.0735 6 2/3 468 83.2 64-QAM 40 512 78.125 12.8 400 13.2 0.0758 6 3/4 468 93.6 256-QAM 40 512 78.125 12.8 800 13.6 0.0735 8 3/4 468 124.8 256-QAM 40 512 78.125 12.8 400 13.2 0.0758 8 5/6 468 156.0 1024-QAM 40 512 78.125 12.8 800 13.6 0.0735 10 3/4 468 156.0 1024-QAM 40 512 78.125 12.8 400 13.2 0.0758 10 5/6 468 195.0 BPSK 80 1024 78.125 12.8 800 13.6 0.0735 1 1/2 980 32.7 BPSK 80 1024 78.125 12.8 400 13.2 0.0758 1 3/4 980 49.1 QPSK 80 1024 78.125 12.8 800 13.6 0.0735 2 1/2 980 65.4 QPSK 80 1024 78.125 12.8 400 13.2 0.0758 2 3/4 980 98.1 16-QAM 80 1024 78.125 12.8 800 13.6 0.0735 4 1/2 980 130.8 16-QAM 80 1024 78.125 12.8 400 13.2 0.0758 4 3/4 980 196.2 64-QAM 80 1024 78.125 12.8 800 13.6 0.0735 6 2/3 980 174.5 64-QAM 80 1024 78.125 12.8 400 13.2 0.0758 6 3/4 980 196.2 256-QAM 80 1024 78.125 12.8 800 13.6 0.0735 8 3/4 980 261.6 256-QAM 80 1024 78.125 12.8 400 13.2 0.0758 8 5/6 980 326.9 1024-QAM 80 1024 78.125 12.8 800 13.6 0.0735 10 3/4 980 326.9 1024-QAM 80 1024 78.125 12.8 400 13.2 0.0758 10 5/6 980 408.6 BPSK 160 2048 78.125 12.8 800 13.6 0.0735 1 1/2 1960 65.4 BPSK 160 2048 78.125 12.8 400 13.2 0.0758 1 3/4 1960 98.1 QPSK 160 2048 78.125 12.8 800 13.6 0.0735 2 1/2 1960 130.8 QPSK 160 2048 78.125 12.8 400 13.2 0.0758 2 3/4 1960 196.2 16-QAM 160 2048 78.125 12.8 800 13.6 0.0735 4 1/2 1960 261.6 16-QAM 160 2048 78.125 12.8 400 13.2 0.0758 4 3/4 1960 392.4 64-QAM 160 2048 78.125 12.8 800 13.6 0.0735 6 2/3 1960 349.0 64-QAM 160 2048 78.125 12.8 400 13.2 0.0758 6 3/4 1960 392.4 256-QAM 160 2048 78.125 12.8 800 13.6 0.0735 8 3/4 1960 523.2 256-QAM 160 2048 78.125 12.8 400 13.2 0.0758 8 5/6 1960 653.8 1024-QAM 160 2048 78.125 12.8 800 13.6 0.0735 10 3/4 1960 653.8 1024-QAM 160 2048 78.125 12.8 400 13.2 0.0758 10 5/6 1960 817.2 =========== ==== ==== =========== ============ =========== ================ ========= ============ =========== ========== =========== .. _physical_rates6e_step17: .. tab-set:: .. tab-item:: Reference links * Reference links