http://hdl.handle.net/10397/80 Search the Channel search http://repository.lib.polyu.edu.hk/jspui/simple-search http://hdl.handle.net/10397/5244 Title: Zoom lens system = 变焦透镜系统<br/><br/>Authors: To, Sandy (杜雪); Cheung, Chi-fai Benny (張志輝); Lee, W. B. (李榮彬); Jiang, Jinbo (蔣金波); Wang, Wenkui (王文奎)<br/><br/>Abstract: 本发明提供了一种变焦透镜系统，包括依次安装在同一光轴上的变焦单元、补偿单元和成像单元以及驱动传动机构和微处理控制单元。其中驱动传动机构包括变焦步进电机和补偿步进电机。变焦单元通过传动件安装在变焦步进电机的输出轴上，补偿单元通过传动件安装在补偿步进电机的输出轴上，微处理控制单元根据由变焦步进电机驱动的变焦单元和成像单元之间的距离变化调节由补偿步进电机驱动的补偿单元和成像单元之间的距离。本发明结构紧凑，体积小，制造简单、成本低、经济，方便携带。; 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 motor and a compensating stepping motor. The zooming unit is arranged on an output shaft of the zooming stepping motor through a driving piece; the compensating unit is arranged on an output shaft of the compensating stepping motor through the driving piece; and the micro-processing control unit adjusts the distance between the compensating unit driven by the compensating stepping motor and the imaging unit according to the distance changes between the zooming unit driven by the zooming stepping motor and the imaging unit. The zoom lens system has the advantages of compact structure, small volume, simple manufacturing, low cost, economization and portability http://hdl.handle.net/10397/5243 Title: 触觉传感器及相应的触觉传感阵列<br/><br/>Authors: Tao, Xiaoming (陶肖明); Wang, Yangyong (王楊勇); Shu, Lin (舒琳)<br/><br/>Abstract: 本实用新型涉及一种触觉传感器，其中包括用于接收外界压力发生形变的流体包；设置在所述流体包上用于将所述流体包的形变转换为阻值变化的传导线；以及用于测量所述传导线的电阻值并将所述电阻值转化为所述外界压力的检测模块。本实用新型还涉及一种触觉传感阵列，本实用新型的触觉传感器及相应的触觉传感阵列在低压范围内具有较高的灵敏度、集成的测量设备非常适合小型化和穿戴使用以及可应用于多个领域，避免了现有的触觉传感器在低压测量领域不够敏感或测量不方便的缺陷。 http://hdl.handle.net/10397/5232 Title: Method for manufacturing fabric strain sensors<br/><br/>Authors: Tao, Xiaoming; Wang, Guangfeng; Wang, Yangyong; Zhang, Hui<br/><br/>Abstract: A fabric strain sensor (10) for measuring in-plane unidirectional strain, the sensor (10) comprising a mixture (20) of electrically conductive particles or fibers and an elastomer matrix, applied onto an elastic fabric substrate (30). http://hdl.handle.net/10397/5229 Title: Method and apparatus for pilling reduction<br/><br/>Authors: Tao, Xiaoming; Li, Wai Man; Xu, Bingang; Lo, Kok-keung<br/><br/>Abstract: An apparatus for reducing pilling on a piece of garment/fabric includes at least one holding member adapted to secure the piece of garment/fabric, a rotatable brush member adapted to brush on the piece of garment/fabric until loose fibers of the garment/fabric migrates to a surface of the garment/fabric to form a layer of pillable fuzz, a shaving member adapted to remove the layer of pillable fuzz on the piece of garment/fabric, and a control unit adapted to control movement of the rotatable brush member and the shaving member.