Spatial control of the phase and amplitude of a laser beam is useful for applications ranging from imaging and holography to interferometry and optical tweezers, reports Neil Savage. Digital spatial ...
Abstract: The hybrid amplifier that combines a buck converter and a linear amplifier has been widely used as the envelope tracking (ET) supply modulator for ET power amplifier (PA) application.
Abstract: In this paper, low-voltage evolution and high-speed operation mixer design are presented for millimeter-wave (MMW) CMOS in-phase/quadrature (I/Q) modulator and demodulator. The modified ...
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