基于60GHz脉冲无线电的高精度导航定位关键问题研究

项目名称： 基于60GHz脉冲无线电的高精度导航定位关键问题研究

项目编号： No.61304222

项目类型： 青年科学基金项目

立项/批准年度： 2014

项目学科： 自动化技术、计算机技术

项目作者： 王景景

作者单位： 青岛科技大学

项目金额： 27万元

中文摘要： 高精度导航定位技术在室内机器人导航定位、生产管理等领域均有重大需求，但目前无线定位技术存在精度低等瓶颈问题而无法满足，亟待寻求新技术和理论解决方案。近年来兴起的以时间分辨率高、多径分辨能力强而著称的60GHz脉冲无线电为解决该问题提供了有效途径。本课题拟研究视距信道下适于60GHz脉冲无线电的几何定位算法，给出最适合60GHz脉冲特点及信道特性的定位算法策略和联合定位策略；研究60GHz复杂信道下基于压缩感知的直接定位算法，并根据定位目标的稀疏特性提出适合60GHz定位要求的稀疏重构算法和三维空间位置网格构建策略；针对不同定位场景分别研究60GHz定位脉冲设计与优化方案，揭示定位精度和脉冲波形、持续时间、调制方式之间的内在关系；最后设计若干仿真试验验证新算法和方法。本课题有望突破厘米级精确定位技术瓶颈，为研发60GHz脉冲定位系统奠定坚实的理论基础，促进高精度导航定位技术发展。

中文关键词： 60GHz脉冲；定位；压缩感知；空间复用；协作通信

英文摘要： High-precision navigation and position technologies have a significant demand for indoor robot navigation and positioning, production management and other fields. But existing wireless location technologies have low accuracy and other bottleneck problems which unable meet the urgent needs. New technical and theoretical solutions are needed urgently. 60GHz pulse radio, rising in recent years, known by its high temporal resolution and multipath resolution capability, has provided an effective way to solve this problem. This project will study the geometric positioning algorithm suitable for 60GHz pulse radio under the line-of-sight channel, give the position algorithm strategies and the joint position strategies which suit the 60GHz pulse characteristics and the channel characteristics best; Then，it will research the Direct Position Determination based on compressed sensing under 60GHz complex channels, and give the sparse reconfigurable algorithm and construction strategy of three-dimensional space position grid suitable for 60GHz position requirements according to the sparse features of position goals. Besides，it will study 60GHz position pulse design and optimization methods respectively for different positioning scenarios to reveal the intrinsic relationship between position accuracy, pulse waveform, duration

英文关键词： 60GHz Pulse；location；compressed sensing；Spatial Multiplexing；Cooperative Communication