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Joint Design in OFDM Systems Using Constellation Extension

文献类型: 会议论文

第一作者: Zhiwei Mao

作者: Zhiwei Mao 1 ; Kewei Yuan 2 ; Xianmin Wang 3 ;

作者机构: 1.Gildart Haase School of Computer Sciences and Engineering

2.Sylva Control Systems Inc.

3.Harmonic Inc.

会议名称: IEEE Sarnoff Symposium

主办单位:

页码: 147-152

摘要: In this paper, a joint optimal design is investigated to reduce peak-to-average power ratio (PAPR), peak interference-to-carrier ratio (PICR), and out-of-band power (OBP) radiations of orthogonal frequency division multiplexing (OFDM) signals and thus to improve performance of OFDM systems. The constellation extension approach is proposed to convert this joint design problem into a second order cone programming (SOCP) problem, whose global optimal solution has been shown to exist and can be obtained efficiently. Simulation results are presented to demonstrate efficacy of the proposed algorithm in joint PAPR, PICR, and OBP reduction.

分类号: TP3-53

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