基于相位校准技术的宽带卫星通信相控阵接收芯片设计与实现  

Design and Implementation of Broadband Satcom Phased Array Receiver Chip Based on Phase Calibration Technology

作　　者：谢卓恒 黄波 刘兰 冯越 阳润 杭虹江 袁素 XIE Zhuoheng;HUANG Bo;LIU Lan;FENG Yue;YANG Run;HANG Hongjiang;YUAN Su(Chongqing Southwest Integrated Circuit Design Co.,Ltd.,Chongqing 401332,China)

机构地区：[1]重庆西南集成电路设计有限责任公司,重庆401332

出　　处：《电子器件》2024年第5期1157-1164,共8页Chinese Journal of Electron Devices

基　　金：国家重点研发计划课题项目(2020YFB1806203)。

摘　　要：论述了一种基于SiGe BiCMOS工艺的19 GHz~23 GHz四通道卫星通信相控阵接收芯片,该芯片采用有源矢量合成架构进行移相器设计,每个通道由低噪声放大器、移相器、合路器构成,测试结果表明单通道增益(包含合成损耗)大于25 dB,噪声系数小于2.3 dB,增益平坦度小于2 dB,移相精度小于2°,单通道电流小于50 mA。A design of four-channel phased array receiver chip for 19 GHz~23 GHz broadband satellite communication is reported,which is based on SiGe BiCMOS technology.Each channel is composed of low noise amplifier,phase shifter and combiner.Testing results show that the chip gain is more than 25 dB,noise figure is less than 2.3 dB,gain flatness is less than 2 dB,RMS phase error is less than 2 degrees,and the current of a single channel is less than 50 mA.

关 键 词：卫星通信 四通道 接收芯片 毫米波 锗硅双极互补金属氧化物半导体 

分 类 号：TN402[电子电信—微电子学与固体电子学] TN821.8