For decades, David Kelley has helped people unlock their creativity. A pioneer of design, he founded the Stanford d.school as ...

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Abstract: mmWave communications systems usually rely on analog or hybrid analog/digital architectures and thus need a predefined codebook to perform beamforming. Traditional codebooks are designed for ...

Abstract: With the rapid development of electronic science and technology, the research on wearable devices is constantly updated. Still, the current wearable devices are not yet comprehensive in ...