Challenges and Requirements of Multimode Multiband Power Amplifiers for Mobile Applications

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  • Author: Nick Cheng and James P. Young

Multimode multiband (MMMB) power amplifiers have been developed in recent years for next generation mobile handsets and tablets applications. Designers face new and greater challenges due to more stringent requirements in functionality, performance, size and cost. This paper will discuss the motivations that drive MMMB PA development and the requirements, challenges and considerations relevant to power amplifier design.