Orthogonal frequency division multiple access (OFDMA) is a version of OFDM (orthogonal frequency division multiplexing) modulation that happens to be optimized for multiple users, specifically for ...

Low-power television station operator WatchTV filed an amended application with the Federal Communications Commission on July 27 seeking Special Temporary Authority (STA) rather than an experimental ...

Even as third generation (3G) wireless equipment continues deployment, the wireless ecosystem is identifying and designing fourth generation (4G) systems. Although there is no clear definition on what ...

The owner of WatchTV, a Portland, OR, based low-power television operator, received word last week that the Federal Communications Commission would not approve its request for Special Temporary ...

Orthogonal Frequency Division Multiplexing (OFDM) is a multi-carrier modulation technique in which a high-rate data stream is divided into a number of parallel low-rate substreams, each modulating an ...

Qualcomm Inc. may have gained another small weapon for what could become a huge battle over essential patents on next-generation wireless networks. In a deal announced Monday, Qualcomm agreed to ...