In addition, there will be dramatic improvements in wireless reliability, range, and coverage. Homes and
apartments now plagued with “dead spots” will enjoy vastly improved reception. Faster file transfer also leads to
longer battery life in mobile phones. Products based on IEEE 802.11ac will be fully backward compatible with current
Wi-Fi devices. Older devices, however, won't be able to take advantage of the improved speeds offered by IEEE
802.11ac. Home networking products containing IEEE 802.11ac adapters are expected in Q3 2012. They will begin
appearing in laptops and notebooks for the Christmas 2012 selling season. Mobile phones and tablets—both crucial
Wi-Fi markets—are likely to ship with IEEE 802.11ac chips in 2013.