Abstract: As electromagnetic environments become increasingly complex, the demand for ultra-wideband signal reception has become more widespread. Traditional Nyquist sampling theorem requires high ...

Discover how Android handles high-resolution audio, USB DACs, and Bluetooth codecs — and how to get the best sound from your smartphone.

A Python tool for extracting the hidden ultrasonic message from the "Beyond the Map's Edge" song by ARKADE, created for the "Beyond the Map's Edge" treasure hunt.

本研究针对无透镜芯片显微技术(LOCM)中样本-传感器距离变化敏感和重建噪声累积的难题，提出了一种集成横向配准、特征无关自动对焦及多目标可分离相位恢复的宽场抗伪影成像框架。该方案有效校正衍射尺度畸变与传感器轨迹偏差，实现了28.6 mm2全视场、80 μm ...

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An EDN Design Idea (DI) presented a discussion of how to increase the resolution of an ADC by adding a non-deterministic, zero-mean, Gaussian noise dither waveform to a signal to be converted; then, ...