在OFDM中，一个符号内，连续信号瞬间功率峰值与信号功率平均值之比
多载波信号的峰值平均功率比远远大于单载波系统，而且峰平比随着子载波个数无限增长。
The ratio of peak and average power in multi carrier system is much larger than that in single carrier system, and may grow unboundedly as the number of subcarriers grows to infinity.
为了降低OF DM信号的峰平比，提出了一种适应于任意子载波数目OF DM信号PAR降低的冲激脉冲峰值相消的方法。
A novel impulse cancellation method is proposed to reduce the PAR of OFDM signal of any number of carriers.
合理的信道化码资源管理策略设计可以提高3g系统的吞吐量、降低用户的呼叫阻塞率和降低信号的峰平功率比。
Channelization code management can increase the throughput, decrease the blocking probability of call setup requests, and reduce the signal Peak to Average Power Ratio (PAPR) in 3g systems.
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