Low-Overhead Channel Estimation for RIS-Aided Multi-Cell Networks in the Presence of Phase Quantization Errors
IEEE TRANSACTIONS ON VEHICULAR TECHNOLOGY（2024）
关键词
Channel estimation,Wireless communication,Quantization (signal),Estimation,Symbols,Intercell interference,Training,Karhunen-Lo & egrave,ve (KL) transformation,linear minimal mean square error (LMMSE),phase quantization error,reconfigurable intelligent surfaces (RIS)
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