Wireless LAN White Papers

Outage Probability Comparison of CP-OFDM and TDS-OFDM for Broadcast Channels

Overview The Time Domain Synchronous Orthogonal Frequency Division Multiplex (TDS-OFDM) modulation scheme has recently been proposed in a new Digital TeleVision (DTV) system. The European DTV standard DVB-T, on the other hand, uses the Cyclic Prefix (CP) OFDM modulation. In this paper, TDS-OFDM and CP-OFDM for nonergodic broadcast inter-symbol-interference channels are compared from an information theoretical perspective. The outage probability expressions are derived for both schemes and evaluated numerically under various system configurations and channel distributions.

Further White Paper Details
PublisherCornell University File FormatPDF
Date PublishedSeptember 2002
FormatWhite Papers   
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