A Wideband IQ-Mapping Direct-Digital RF Modulator for 5G Transmitters

Y Shen,R Bootsman,MS Alavi,LCN de Vreede

IEEE Journal of Solid-State Circuits（2022）

引用 6|浏览5

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摘要

This article presents a wideband $2 \times 12$ -bit direct-digital RF modulator (DDRM) operating in a 0.5-to-3-GHz band for 5G transmitters. The proposed digital Cartesian modulator features an advanced IQ-mapping technique to boost RF power by 3 dB and suppress the $I/Q$ ...

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关键词

Radio frequency,Modulation,Computer architecture,Power generation,Microprocessors,Delays,Clocks

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