clearwire

Clearwire has been talking about deploying TDD-LTE (Time Division Duplexing, as opposed to FDD) on its 2.5 GHz spectrum for some time now, and has announced some more launch details today, including initial markets and a rough timeline. Clearwire is focusing on upgrading "hot zones" in urban markets first, which probably means its most actively used cell sites. In its earnings report, Clearwire notes that it has already completed the first phase of its network overlay on 8,000 such "hot zone" cell sites, primarily ones where it can offload for future compatible Sprint and Cricket devices. Some 5,000 of such cell sites are in major markets which it is targeting for early 2013 launch, including New York City, San Francisco, Los Angeles, Chicago and Seattle...