"Next Generation Wireless LANs: 802.11n and 802.11ac" is a well-regarded resource for network engineers, because it discusses the most recent advancements in WLAN technology.
The first few chapters introduce WLANs, explore their evolution, and then set the stage for an in-depth exploration of the 802.11n and 802.11ac standards.
Moving on, seasoned experts Eldad Perahia and Robert Stacey discuss advanced topics such as Multiple Input Multiple Output (MIMO), beamforming, and channel bonding.
The book must be praised for its balance of technical depth and real-world applications. The sections that explain network planning, deployment, and optimization are very valuable, and the detailed diagrams and charts simplify things a lot.
"Next Generation Wireless LANs: 802.11n and 802.11ac" is a comprehensive resource that provides in-depth coverage of the current wireless standards, as well as a forward-looking perspective on 802.11ax, aka Wi-Fi 6.