IEEE 802.11aj-2018
Specific requirements Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications Amendment 3: Enhancements for Very High Throughput to Support Chinese Millimeter Wave Frequency Bands (60 GHz and 45 GHz)
Available Formats:
Availability: Immediate Download
Language: English
License Type: Single User
Updates: Not Included
About This Item
802.11aj-2018 is a wireless networking standard focused on Wireless LAN MAC and PHY requirements for very high throughput operation in Chinese millimeter wave frequency bands, including 60 GHz and 45 GHz. It defines enhancements intended to support short-range, high-capacity communication links where bandwidth, channel behavior, and device coordination are critical. For engineers and purchasers, this technical document helps align equipment design and evaluation with a specific millimeter wave WLAN profile.
Overview of 802.11aj-2018
This standard extends the 802.11 family with amendment-level requirements aimed at improving Wireless LAN performance in millimeter wave bands used in China. It addresses both the medium access control layer and the physical layer, so it is relevant to protocol behavior as well as radio transmission characteristics. The focus on very high throughput suggests attention to data rate capability, link efficiency, and compatibility within defined spectrum conditions. As a superseded standard, 802.11aj-2018 is still useful for understanding the technical basis of the specification.
Typical use cases
802.11aj-2018 is typically relevant to WLAN equipment designed for 60 GHz and 45 GHz operation, especially where short-range links need high capacity and low-latency transport. It may apply to access points, client devices, fixed wireless modules, and embedded communication systems developed for millimeter wave environments. The standard is also useful in product engineering, interoperability planning, and testing workflows where Chinese band-specific MAC and PHY behavior must be evaluated against a defined technical baseline.
Why it matters
This standard matters because millimeter wave WLAN design depends on precise control of radio behavior, protocol handling, and throughput expectations. Using 802.11aj-2018 can support more consistent compliance testing, procurement review, and engineering validation for systems intended for the covered frequency bands. It also helps reduce integration risk by giving teams a shared reference for performance and implementation details. For organizations working with 802.11aj-2018-based equipment, the specification provides a clear benchmark for technical consistency.
- MAC and PHY requirements
- Very high throughput support
- 60 GHz and 45 GHz bands
- Chinese millimeter wave WLAN context
- Superseded 802.11 amendment
- Publication Date: 2018
- Standard Status: Superseded
- Publisher: IEEE
- Subject: Communication, Networking and Broadcast Technologies; Components, Circuits, Devices and Systems; Computing and Processing
- Official IEEE: Doi link
- New Version Available: 802.11 (2025)
- Previous Version: 802.11 (2025)
- Previous Version: 802.11 (2025)
- Previous Version: 802.11 (2024)
- Previous Version: 802.11 (2024)
- Previous Version: 802.11 (2023)
- Previous Version: 802.11 (2023)
- Previous Version: 802.11 (2023)
- Previous Version: 802.11 (2023)
- Previous Version: 802.11 (2022)
- Previous Version: 802.11 (2021)
- Previous Version: 802.11 (2021)
- Previous Version: 802.11 (2021)
- Previous Version: 802.11 (2021)
- This Version: 802.11 (2018)
- Previous Version: 802.11 (2018)
- Previous Version: 802.11 (2018)
- Previous Version: 802.11 (2017)
- Previous Version: 802.11 (2016)
- Previous Version: 802.11 (2016)
- Previous Version: 802.11 (2014)
- Previous Version: 802.11 (2013)
- Previous Version: 802.11 (2012)
- Previous Version: 802.11 (2012)
- Previous Version: 802.11 (2012)
- Previous Version: 802.11 (2012)
- Previous Version: 802.11 (2011)
- Previous Version: 802.11 (2011)
- Previous Version: 802.11 (2011)
- Previous Version: 802.11 (2010)
- Previous Version: 802.11 (2010)
- Previous Version: 802.11 (2009)
- Previous Version: 802.11 (2009)
- Previous Version: 802.11 (2008)
- Previous Version: 802.11 (2008)
- Previous Version: 802.11 (2008)
- Previous Version: 802.11 (2007)
- Previous Version: 802.11 (2005)
- Previous Version: 802.11 (2004)
- Previous Version: 802.11 (2004)
- Previous Version: 802.11 (2003)
- Previous Version: 802.11 (2003)
- Previous Version: 802.11 (2003)
- Previous Version: 802.11 (2001)
- Previous Version: 802.11 (2001)
- Previous Version: 802.11 (2000)
- Previous Version: 802.11 (1999)
- Previous Version: 802.11 (1998)
- Previous Version: 802.11 (1997)
Please request information about the document. Contact Page
Need This Standard?
Request a personalized quote today to receive the latest edition in PDF or other available formats.
Need This Standard?
Request a personalized quote today to receive the latest edition in PDF or other available formats.
Summarize with AI
Get quick summaries using your favorite AI engine.
