基于MEMS技术的惯性/地磁组合导航  

Inertial/geomagnetic integrated navigation based on MEMS technology

作　　者：艾文娟[1] 刘岩[1] 

机构地区：[1]长春理工大学机电工程学院,吉林长春130022

出　　处：《自动化与仪器仪表》2016年第1期110-113,共4页Automation & Instrumentation

摘　　要：针对复杂战争环境,无人机要顺利地完成敌后侦查任务,要求导航系统能够实现成本低、体积小、精度高的导航任务,并且能够适应复杂环境的抗干扰等问题,AD公司新推出的ADIS16405三轴导航传感器,是基于MEMS(微机电系统)技术的组合导航元件,集成了三轴加速计、三轴陀螺仪、三轴磁力计以及相关的信号采集电路,通过FPGA芯片对采集数据进行实时的导航计算和姿态解算,并采用高速的DSP芯片专心实现卡尔曼滤波算法,达到实时高速的数据采集和计算,就可以实现高精度,低成本的组合导航要求。In view of the complex environment of the war,the UAV has to be well behind the investigation task,require navigation system can realize low cost,small volume,high precision navigation task,And can adapt to the complex environment of anti-interference,New AD company ADIS16405 triaxial navigation sensor,is based on MEMS technology integrated navigation elements,,integrated threeaxis accelerometer,three-axis gyroscope,three-axis magnetometer and related signal acquisition circuit,Through the FPGA chip to collect data in real-time navigation calculation and attitude algorithm,and Kalman filtering is realized by using high-speed DSP chip to concentrate on algorithms,Achieve real-time high-speed data acquisition and calculation,can achieve high accuracy,low cost integrated navigation requirements.

关 键 词：MEMS 组合导航 FPGA 卡尔曼滤波算法 

分 类 号：TN967.2[电子电信—信号与信息处理]