802.11ad - Basics ========================== .. 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 IEEE 802.11ad?** 802.11ad is a wireless networking standard that operates in the 60 GHz frequency band, designed for multi-gigabit short-range wireless communication. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **When was 802.11ad ratified?** 802.11ad was ratified by the IEEE in December 2012. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What frequency band does 802.11ad use?** 802.11ad operates in the unlicensed 60 GHz frequency band. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What is the maximum data rate of 802.11ad?** 802.11ad can achieve data rates of up to 7 Gbps. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What is the range of 802.11ad?** 802.11ad has a very short range, typically around 1 to 10 meters, and is limited by its high frequency and lack of wall penetration. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What modulation techniques are used in 802.11ad?** 802.11ad uses a variety of modulation schemes including BPSK, QPSK, and 16-QAM, depending on the data rate and conditions. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **Is 802.11ad compatible with 802.11ac or 802.11n?** No, it is not directly compatible as it operates in a different frequency band. However, some tri-band routers support all three standards. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What is WiGig in relation to 802.11ad?** WiGig is the marketing name for products based on the 802.11ad standard, emphasizing high-speed short-range wireless communication. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What are the ideal use cases for 802.11ad?** 802.11ad is ideal for high-speed data transfers over short distances, such as wireless docking stations, VR headsets, and uncompressed video streaming. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **Does 802.11ad support beamforming?** Yes, beamforming is essential in 802.11ad to maintain signal quality over short distances and reduce interference. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **Is 802.11ad affected by obstacles like walls?** Yes, the 60 GHz signals used in 802.11ad are heavily attenuated by walls and obstacles, limiting its use to line-of-sight environments. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **Is 802.11ad widely adopted?** Adoption has been limited due to its range constraints and the emergence of newer standards like 802.11ay and 802.11ax. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What is the latency performance of 802.11ad?** 802.11ad offers ultra-low latency, making it suitable for applications like wireless VR or high-speed peripherals. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What devices support 802.11ad?** Some high-end routers, laptops, and docking stations, especially from 2016–2020, came with 802.11ad (WiGig) support. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **Is 802.11ad suitable for outdoor use?** No, due to its short range and susceptibility to atmospheric absorption, it is primarily intended for indoor, line-of-sight use. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **Does 802.11ad support MU-MIMO?** No, 802.11ad does not support MU-MIMO; it relies on high frequency and beamforming for performance. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **Which OSI layers does 802.11ad operate on?** Like other Wi-Fi standards, 802.11ad operates on Layer 1 (Physical) and Layer 2 (Data Link) of the OSI model. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What are the limitations of 802.11ad?** The major limitations include short range, poor wall penetration, and limited adoption in consumer devices. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **What security protocols are supported by 802.11ad?** 802.11ad supports WPA2 and WPA3 depending on device support and implementation. .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow **Where can I get the official 802.11ad standard?** The full 802.11ad specification can be accessed via the [IEEE Standards Store](https://standards.ieee.org). .. panels:: :container: container pb-4 :column: col-lg-12 p-2 :card: shadow Topics in this section, * :ref:`Learnings in this section <802_11ad_step1>` * :ref:`Terminology <802_11ad_step2>` * :ref:`Version Info <802_11ad_step3>` * :ref:`802_11ad Version&IEEE Details <802_11ad_step4>` * :ref:`802_11ad Basic Setup on Ubuntu using IPv4 <802_11ad_step5>` * :ref:`802_11ad Basic Setup on Ubuntu using IPv6 <802_11ad_step6>` * :ref:`802_11ad List of MAC features <802_11ad_step7>` * :ref:`802_11ad Medium Access Functions and their inner working <802_11ad_step8>` * :ref:`802_11ad Supported Frequency Bands in 802.11ad <802_11ad_step9>` * :ref:`802_11ad List of Physical Features <802_11ad_step10>` * :ref:`802_11ad Power Saving Mechanisms in IEEE 802.11ad <802_11ad_step11>` * :ref:`802_11ad Interoperability Mechanisms in IEEE 802.11ad <802_11ad_step12>` * :ref:`802_11ad End-User Products that support 802.11ad <802_11ad_step13>` * :ref:`802_11ad Protocol Packet Details <802_11ad_step14>` * :ref:`802_11ad Basic Features <802_11ad_step15>` * :ref:`Reference links <802_11ad_step16>` .. _802_11ad_step1: .. tab-set:: .. tab-item:: Learnings in this section * In this section, you are going to learn .. _802_11ad_step2: .. tab-set:: .. tab-item:: Terminology * Terminology .. _802_11ad_step3: .. tab-set:: .. tab-item:: Version Info * Version Info .. _802_11ad_step4: .. tab-set:: .. tab-item:: 802.11ad Version&RFC Details * rfc details .. _802_11ad_step5: .. tab-set:: .. tab-item:: 802.11ad Basic Setup on Ubuntu using IPv4 * setup .. _802_11ad_step6: .. tab-set:: .. tab-item:: 802.11ad Basic Setup on Ubuntu using IPv6 * setup .. _802_11ad_step7: .. tab-set:: .. tab-item:: 802.11ad List of MAC features * mac features .. _802_11ad_step8: .. tab-set:: .. tab-item:: 802.11ad Medium Access Functions and their inner working * Medium Access Functions and their inner working .. _802_11ad_step9: .. tab-set:: .. tab-item:: Supported Frequency Bands in 802.11ad * Supported Frequency Bands in 802.11ad .. _802_11ad_step10: .. tab-set:: .. tab-item:: 802.11ad List of Physical Features * List of Physical Features .. _802_11ad_step11: .. tab-set:: .. tab-item:: Power Saving Mechanisms in IEEE 802.11ad * Power Saving Mechanisms in IEEE 802.11ad .. _802_11ad_step12: .. tab-set:: .. tab-item:: Interoperability Mechanisms in IEEE 802.11ad * Interoperability Mechanisms in IEEE 802.11ad .. _802_11ad_step13: .. tab-set:: .. tab-item:: End-User Products that support 802.11ad * End-User Products that support 802.11ad .. _802_11ad_step14: .. tab-set:: .. tab-item:: Protocol Packet Details in 802.11ad * Protocol Packet Details .. _802_11ad_step15: .. tab-set:: .. tab-item:: Basic Features * Basic Features .. _802_11ad_step16: .. tab-set:: .. tab-item:: Reference links * Reference links