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3/4G Multimode Front End Overview
Mar 09 Brief Overview for RTT
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RFMD Multi-Mode Priorities
3G/4G Band and Platform Flexibility 2 or 3 Band Phones will be Highest Volume Band Scalable Platform to Support Different Band Combinations Market Need for 4 or 5 Band Platform Design Cost Lower Total Front-End Enable Market Expansion Current Consumption (Efficiency – Talk Time) Average and Peak Powers (Top 3) UMTS Average GMSK Peak UMTS Peak
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Galaxy Single mode in converged package
Eurasia Converged Integration Design Flexibility Platform Flexibility Performance Genesis Single mode No ant mismatch GECO2 Balanced Broad Portfolio targeting performance & platform
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2G/3G Multi-Band Front End Solutions
GECO2 Galaxy Eurasia Single Mode Separate 2G & 3G Placements Single Mode Single PA Placement Converged Single PA Placement Single Mode Multi-Mode
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True Platform Capability, Same Flexible PA for Multiple Bands
DC-DC optimizes efficiency when using same PA for each band-specific duplexer’s insertion loss Quarature PA optimizes PAE & EVM for: Any given band Any given band-specific duplexer impedance 5 5
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