"The Next Evolution" for Wi-Fi

SBC Chief Technology Officer Ross Ireland says the DSL giant is working on ways to switch seamlessly between Wi-Fi and cellular service

When Wi-Fi (or wireless fidelity) appeared two years ago, it was mostly the province of startups. They provided the "hot spots" where anyone could piggyback onto an already established broadband connection and get on the Net wirelessly, as long as they had a wireless card or a Wi-Fi chip built into their laptops. Since then, Wi-Fi has expanded from a grassroots movement into a mainstream way to reach the Net from airports, hotels, cafés, businesses, and homes -- and big tech companies have taken notice.

To continue reading this article you must be a Bloomberg Professional Service Subscriber.