一种跌倒监测和预防系统包括：跌倒监测和预防设备、装有数据分析模型的服务器和电子接收终端。跌倒监测和预防设备包括依次连接的传感器单元、模数转换器、微控制器以及微控制器的外围电路和扩展模块。本发明公开的一种跌倒监测和预防方法通过综合分析运动数据、环境数据、生理参数、位置数据和图片等信息，能够实时监测佩戴者，特别是老年人是否处于跌倒或近于跌倒的危险状态，并发出报警信号。根据这些信息可以生成关于跌倒和近于跌倒事件的数量、频率、类型和时间的记录，看护人可以给患者提供更好的建议和预防方法。由于同时利用当前数据和以前记录的数据进行分析本系统能够更加精确的监测和预防跌倒事件的发生。
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The invention provides a detecting system for soft tissues of soles, which comprises a data acquisition unit and a data pretreatment unit connected with the data acquisition unit; wherein the data acquisition unit comprises at least one ultrasonic sensor and at least one pressure pickup; the ultraso.....
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The present invention disclosed a foot massage apparatus which comprises: a housing; a pair of replaceable footprint plates with holes arranged according to a particular foot massage pattern, which are placed on an upper plate of the housing; protrusions protruding from the holes of each replaceable.....
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The invention provides a zoom lens system, which comprises a zooming unit, a compensating unit and an imaging unit arranged on a same optical axis in turn, a driving transmission mechanism and a micro-processing control unit, wherein the driving transmission mechanism comprises a zooming stepping mo.....
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本发明涉及变压器故障气体监测系统及方法，采用油气分离装置(100)和包括分布反馈式激光器(206)的光纤气体传感器(200)。油气分离装置(100)将变压器中的故障气体分离到气室(104)；光纤气体传感器(200)中的分布反馈式激光器(206)的输出光传至气室(104)中的光纤气体传感头(201)，再送至光探测器(202)作光电转换，然后再送到带通滤波器(203)进行滤波及放大，再输入到FPGA(204)和工控机(208)进行分析进而对变压器状况做出判断。本发明的系统及方法可以使多个不同的气体传感头共用同一套光源和检测系统，实现低成本、多点、多种气体的同时测量。
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