Abstract: In case of Quadrature amplitude modulated (QAM) transmission, the residual carrier affects the quality of the received signal. We show that the carrier tracking problem is equivalent to a ...

Abstract: In this paper, we propose and experimentally demonstrate a rate-adaptive multiple-input-single-output (MISO) visible light communication (VLC) system, realized by superposition coded ...

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Besides using MUMIMO, beamforming and 1024 QAM modulation to give you a strong signal, its 5dBi amplified antennas help it grab a weak Wi-Fi signal to boost it and retransmit it. Its paddle ...

Rather, it could be due to a poor connection to the network. That's why the best cell phone signal boosters help boost your cell reception in your home, office, or car. The last thing you need to ...

Data transmission over HF circuits using phase-shift keying Superseded ...

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Nelson Aguilar is an LA-based tech how-to writer and graduate of UCLA. With more than a decade of experience, he covers Apple and Google and writes on iPhone and Android features, privacy and ...

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Despite a fierce second-half effort from Golden Valley, the Hart boys’ soccer team kept its perfect Foothill League campaign alive ...

No wonder Americans are so weak in learning foreign languages. Take this case. I had not heard of this academy, but I was not surprised to find that one of its critics was Daniel Pipes, who ...