The average textbook definition of modulation reads: modulation is a process in which the frequency, phase or amplitude of a carrier wave varies in step with the instantaneous value of the modulating ...

Handset manufacturers play an equally important role in this consumer equation by providing reliable, cost-effective handsets that are usable across multiple operating standards and market spaces. In ...

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At the time of original publication, the author was senior scientist at Continental Electronics. He retired in 2017. The text below is as originally published in 2010 and is provided here as an ...

Envelope tracking (ET) power amplifiers and supply modulators represent a pivotal advance in modern radio frequency (RF) design, particularly for wireless communications. These systems dynamically ...