3 papers
cs.IT2025
Joint Space Time Coding on RIS for Simultaneous Direct Modulation and Beamforming
Shiyuan Li, Baojiang Yan, Yihan Xie +5
Reconfigurable Intelligent Surface (RIS)-based direct modulation communication systems have garnered significant attention due to their low cost, low power consumption, and baseban…
cs.NI2025
B2LoRa: Boosting LoRa Transmission for Satellite-IoT Systems with Blind Coherent Combining
Yimin Zhao, Weibo Wang, Xiong Wang +6
With the rapid growth of Low Earth Orbit (LEO) satellite networks, satellite-IoT systems using the LoRa technique have been increasingly deployed to provide widespread Internet ser…
eess.SP2025
Phased Array Calibration based on Rotating-Element Harmonic Electric-Field Vector with Time Modulation
Shiyuan Li, Yuyue Zhou, Chi Zhang +4
Calibration is crucial for ensuring the performance of phased array since amplitude-phase imbalance between elements results in significant performance degradation. While amplitude…