2 papers
quant-ph2026
Surpassing Quantum Noise Limits with Nonlinear Amplification
Ya-Long Ren, Rong-Teng Cao, Sheng-Li Ma +4
Linear quantum amplifiers are indispensable tools for quantum technologies, yet their performance is fundamentally limited by quantum noise, precluding any signal-to-noise ratio (S…
cs.IT2024
AFDM Channel Estimation in Multi-Scale Multi-Lag Channels
Rongyou Cao, Yuheng Zhong, Jiangbin Lyu +2
Affine Frequency Division Multiplexing (AFDM) is a brand new chirp-based multi-carrier (MC) waveform for high mobility communications, with promising advantages over Orthogonal Fre…