Then the article specifies the control principle of the infrared sensor , the dust warehouse detection , the collision detection , the floating switch , the speedometer , the edge - walking detection , the keyboard , the liquid crystal display as well as the vacuum motor , the brush motor , the driver motor and etc . in the software design aspect , through analyzing the link between the bottom hardware and path coverage planning algorithm , it actualizes pid adjustment algorithm for the robot ’ s straight walking , the coordinate transformation and computation of speedometer ’ s return value , providing the basis for the route coverage algorithm 然后,详细说明了红外传感器,尘仓检测,碰撞检测,浮动开关,里程计,贴边行走检测、键盘、液晶显示以及吸尘电机、毛刷电机、主动轮驱动电机等控制原理。在软件设计方面,通过分析底层与路径规划算法的衔接,实现了机器人直行pid校正算法、里程计返回值的坐标变换及计算等算法,为路径覆盖算法提供依据。
Abstract : thermochromic liquid crystal infrared imaging system includes a thermochromic liquid crystal infrared sensor , a chopper , controller , a light source , lens , liquid crystal phase plate , optical system , a charge coupled device ( ccd ) array , and microprocessor . the operation and performance of the thermochromic liquid crystal infrared imaging system are described 文摘:红外摄像系统包括热色液晶红外传感器、斩波器、控制器、光源、透镜、液晶相位推移器、微处理器、光学系统、 ccd阵列等，描述了热色液晶红外摄像系统的工作原理和特性。
Integration , networking and intellectualization are the trend of the infrared alarm system in the future . zigbee is a wireless technology with global standard , and is designed for low - cost , low - power - consumption , and the supporting of wireless network . based on the deep understanding of zigbee , a new type of infrared alarm system is investigated 集成化、网络化和智能化是红外探测防盗报警系统未来的发展趋势, zigbee技术是一种全球统一标准的无线技术,低成本,低功耗,支持无线组网,本文在深入研究zigbee技术的基础上,在开发新型红外探测防盗报警系统方面作了探索性的研究,主要内容为: 1 .介绍了热释电红外传感器的原理、结构和特点,以及以热释电红外传感器作为核心元件的被动式红外探测器防盗报警技术的发展概况。
Firstly , the outputs of the infrared sensors are analog signals , which can be disturbed by noise in optical path and circuit . it has a low precision and stability when using traditional signal processing method , so in this paper a novel spectrum analysis method based on the fft is discussed and some methods are taken to rectify errors from the limitation of the fft 首先,由于红外传感器的光电转换在光路和电路中都会受到噪声的影响,针对采用传统信号处理方法带来的测量精度低、可靠性差这一问题,本文采用快速傅立叶变换和周期图法的经典谱分析方法对传感器信号进行处理,并对产生的误差进行了分析和校正。
