3g/4G 时代，PA面临的挑战

3G4G Multimode Cellular Front End Challenges Part 2AN RFMD WHITE PAPER

RFMD.
Key Concepts Discussed:

3G/4G Multimode Cellular Front End Challenges
Part 2: Architecture Discussion
Kevin Walsh and Jackie Johnson

Multiple architecture options available to fill different design needs for 3G/4G cellular front ends. Mode-specific architectures optimized for performance. Converged multi-mode architectures optimized for smallest size, lowest cost of implementation, and flexible band scalable platforms.

RF MICRO DEVICES, RFMD, Optimum Technology Matching, and PowerStar are trademarks of RFMD, LLC. All other trade names, trademarks and registered trademarks are the property of their respective owners. 2009, RF Micro Devices, Inc.

WP090202

7628 Thorndike Road, Greensboro, NC 27409-9421 For sales or technical support, contact RFMD at (+1) 3