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JSSC 2009第5期RF & Wireless

A Fully Integrated Ultra-Low Insertion Loss TR Switch for 80211bgn Application i

展示了一种用于802.11b/g/n应用的超低插入损耗TR开关,集成于收发器前端。
插入损耗0.4 dB(发射模式),0.1 dB(接收模式),噪声系数3.6 dB,P1dB >30 dBm
TR开关802.11b/g/n超低插入损耗CMOS收发器前端
超低插入损耗(0.4 dB发射模式,0.1 dB接收模式)
采用衬底隔离技术,无需深n阱技术
集成于1.2V供电的CMOS工艺
Abstract
A 30 dBm ultra-low insertion loss CMOS transmit-re- ceive switch fully integrated with an 802.11b/g/n transceiver front-end is demonstrated. The switch achieves an insertion loss of 0.4 dB in transmit mode and 0.1 dB in receive mode. The entire receiver chain from antenna to baseband output achieves a measured noise figure of 3.6 dB at 2.4 GHz. The switch has a P /49/100/66 greater than 30 dBm by employing a substrate isolation technique without using deep n-well technology. The switch employs a