Optical vector analysis has emerged as a critical tool for characterising optical devices, enabling simultaneous measurement of amplitude and phase responses over wide bandwidths. This technique is ...

Power-density improvements are an increasingly elusive goal as designers exhaust the easiest or most obvious solutions. One direction that’s now being explored more thoroughly is advanced modulation ...

Scientists have unveiled a breakthrough imaging method that can capture the hidden details of events unfolding in trillionths ...

A novel imaging method captures ultrafast events with unprecedented detail by combining laser encoding and AI reconstruction. Researchers have introduced a new imaging method that reveals far more ...

Schematic diagram of the proposed photonic generation of ASK microwave signals based on SSB modulation. Credit: Frontiers of Optoelectronics (2023). DOI: 10.1007/s12200-023-00075-2 As an ...

Researchers have developed a new imaging technique that captures more information about ultrafast processes in the ...

The proposed CORDIC-less digital polar transmitter demonstrates superior power added efficiency (PAE) and system efficiency (SE) for similar modulation signals. It also supports wider bandwidths, ...

Index modulation (IM) has emerged as a promising technique for improving spectral efficiency and hardware efficiency in next-generation communication ...

The key parameters of the FSS technique and their impact on EMI performance. How to evaluate FSS performance using simulation, ICs, and a signal generator. Frequency spread spectrum (FSS) is a ...