Title Page
Abstract
Contents
Chapter 1. Introduction 7
Chapter 2. Terahertz UM-MIMO System Model 11
Chapter 3. Transformer-based parametric Terahertz Channel Acquisition 14
3.1. Basic of Transformer 15
3.2. Network Architecture of T-PCA 17
Chapter 4. Simulation Result 19
4.1. Simulation Setup 19
4.2. Simulation Result 21
Chapter 5. Conclusion 24
Bibliography 26
Abstract (In Korean) 29
Figure 1.1. Correlation structure of the received pilot signal in THz UM-MIMO systems. 8
Figure 3.1. Attention maps of TTN and STN. 16
Figure 3.2. Overall structure of T-PCA 18
Figure 4.1. NMSE vs. SNR (M=256, N r=4, T=32, S=16) use the path loss model in 3GPP Rel. 16. 20
Figure 4.2. NMSE versus number of time slots (M=256, Nr=4, S=16, SNR=15dB)[이미지참조] 21
Figure 4.3. NMSE versus number of pilot subcarriers (M=256, Nr=4, T=32, SNR=15dB)[이미지참조] 22