CCDF

Multicarrier modulation system based on wavelet packet transform is introduced. By analyzing the CCDF about peek value's power, its efficiency on measuring the performance of PAPR is demonstrated.

介绍了以小波包函数为载波的多载波调制系统，分析了WPM信号符号周期内峰值功率的互补累积分布函数（CCDF）及其对PAPR性能的有效描述；

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The code restriction technique and clipping are combined to achieve higher PAPR reduction and better BER, which can be seen from the simulation results of CCDF and BER based on MATLAB.

基于MATLAB的互补累积分布函数和误码率的仿真结果表明，码元约束技术和传统限幅的结合不仅降低了高峰均功率比，而且很好地改善了误码率性能。

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Compared with the performance of the IEEE 802.16d standard, the IPR method achieves better Complementary Cumulative Distribution Function ( CCDF) performance without BER performance degradation almost.

与IEEE802.16d标准中峰均比性能相比，本文提出的方法能在几乎不损失系统BER性能的情况下，获得良好的互补累积分布函数（CCDF）性能。

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CCDF, which can measure multi-carrier signals very effectively, is one of the important technologies of real-time spectrum analyzer.

CCDF测量是实时频谱分析仪的关键技术之一，对于测量多载波信号非常有用。

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We test its performance with software 89600. The test results show that its main parameters EVM, ACPR, CCDF reached the specifications of 3GPP protocol.

测试结果表明，信号源的主要参数EVM、ACPR、CCDF和码域功率等均达到了3GPP协议相关指标的要求。

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Thank you so much for the invaluable time, encouragement, advice and support. I know I am not just speaking for myself when I say how fruitful and exhilarating the whole CCDF.

非常感谢你们提供了这麽宝贵的时间、鼓励、建议和支持，当我说整个CCDF是这麽样的成功和令人振奋的活动时，我知道这不仅仅是对我个人而言。

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For both LOS and NLOS cases, different MIMO capacities are calculated and examined. For the better comparison, the Complementary Cumulative Distribution Function ( CCDF) of MIMO channel capacity is calculated.

本文计算并比较了在LOS和NLOS情况下MIMO的容量差异；为进行更好的比较，还计算了MIMO信道容量的互补累积分布函数（CCDF）。

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