no code implementations • 23 Jun 2020 • Shuaishuai Guo, Haixia Zhang, Peng Zhang, Shuping Zhang, Chengcheng Xu, Mohamed-Slim Alouini
Specifically, we firstly propose a joint optimization based signal shaping (JOSS) approach, in which the symbol vector sets used for all analog precoder activation states are jointly optimized by solving a series of quadratically constrained quadratic programming (QCQP) problems.