Broadcasters have a unique opportunity to satisfy consumers’ desire for the highest possible visual quality while continuing ...
Everyday life is saturated with location-dependent devices. They are multiplying faster than ever and their requirements have ...
Abstract: A 50-Mb/s quadrature phase-shift keying (QPSK)/offset quadrature phase-shift keying (O-QPSK) transmitter suitable for biomedical high-quality imaging application is presented. Centered at ...
Abstract: Polarization-switched quadrature phase-shift keying (PS-QPSK) is a recently introduced 4-D signal constellation that has a power efficiency (and sensitivity) advantage over ...
Do we really need broadband speeds faster than 1Gbps at home? Researchers have now tested 430Tbps over a single fibre optic ...
MATLAB Imitation Modeling for the BER of the Satellite Communication System using QPSK and OFDM Modulation with LS Channel Estimation based on Pilot Signals in the Transionospheric Communication ...
Block diagram of demodulator section: As you can see, I'm using a Costas Loop with a PI (Proportional-Integrator controller) to control the local oscillator The screenshot at the top shows an example ...
Russian operator TTK, in cooperation with the company T8, has tested 400GDP-QPSK backbone links on a 1,400-km segment of its ...
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