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Power Supply Modulators with Voltage and Frequency Partitioning
Abstract:Efficiency improvements of power amplifiers in wireless communication devices. Envelope tracking is a popular technique to improve efficiency of power amplifiers in current 4G LTE communication systems. However, next-generation wireless communications will feature ultra-high bandwidth, such as 250 MHz, to support the increasing demand for...
Published: 5/25/2023   |   Inventor(s): Deuk Heo, Zhiyuan Zhou, Nghia Tang