Getting Web connectivity and data at home via electricity lines, or powerline communication (PLC) technology, took a backseat despite the initial hype several years ago, as wireless and mobile ...
Fig 1. Semitech’s SM2200, a power-line communications packet-data modem transceiver, uses OFDMA to achieve up to 175-kbit/s data rates on low and medium power lines. Fig 2. OFDM simply splits one fast ...