3 papers
cs.IT2026
Generalized Two-Dimensional Index Modulation in the Code-Spatial Domain for LPWAN
Long Yuan, Wenkun Wen, Junlin Liu +2
Low-power wide-area networks (LPWANs) are crucial for large-scale Internet of Things (IoT) applications, yet they face increasing demands for higher data rates, improved reliabilit…
cs.IT2025
Unified Block Signal Processing Framework for LPWANs: Sequence Index Modulation Spreading
Wenkun Wen, Tierui Min, Long Yuan +1
Low-power wide-area networks (LPWANs) demand high receiver sensitivity and efficient physical-layer signal processing. This paper introduces a unified framework for generalized blo…
cs.IT2025
Energy-Efficient Index and Code Index Modulations for Spread CPM Signals in Internet of Things
Long Yuan, Wenkun Wen, Junlin Liu +2
The evolution of Internet of Things technologies is driven by four key demands: ultra-low power consumption, high spectral efficiency, reduced implementation cost, and support for…