MURRAY HILL, N.J. As cell phone providers scramble to up their second-generation (2G) bit rates for wireless digital communications from a measly 14 kbits/second to 3G rates of 2 Mbits/s, AT&T's ...
Orthogonal frequency division multiplexing (OFDM) has become attractive for many current and emerging commercial applications because it provides a combination of data throughput, scalability, and ...
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