Most existing spectrum sensing techniques are based on simple energy detection. However, in practice, the signals transmitted by primary users often also contain known pilot symbols for ...

9 analysts have shared their evaluations of Coherent (NYSE:COHR) during the recent three months, expressing a mix of bullish and bearish perspectives. Summarizing their recent assessments ...

SynthID Detector, announced Tuesday at Google I/O 2025, is a verification portal that uses Google’s SynthID watermarking technology to help identify AI-generated content. Users can upload a file ...

Impact Statement: In this work, coherent detection and double adaptive with detection thresholds are utilized in the OOK free-space optical (FSO) communication. Compared with traditional FSO ...

National Key Laboratory of Advanced Micro and Nano Manufacture Technology, Shanghai Jiao Tong University, Shanghai 200240, China Department of Micro/Nano Electronics, School of Electronic Information ...

Hangzhou Institute for Advanced Study, University of Chinese Academy of Sciences, Hangzhou 310024, China State Key Laboratory of Infrared Physics, Shanghai Institute of Technical Physics, Chinese ...