年份 | 2018 |
学科 | 嵌入式系统 EMBEDDED SYSTEMS |
学校 | Plano Senior High School |
国家/州 | TX,United States of America |
EyeMove: Using Electrooculography to Provide Mobility for the Disabled
The goal of this engineering project was to investigate and design an affordable system capable of controlling an electric wheelchair with ocular tracking. Based on electrooculographic (EOG) signals captured through electrodes around the vicinity of the eyes, motors can be controlled to move in corresponding directions. According to available literature, quadriplegics and individuals with severe paralysis lose almost all muscular control, with the only exception being the eyes. For such people, an EOG-based wheelchair system provides the possibility of independent mobility, and hence an overall improvement in the quality of their lives. In this project, a fully functioning system using off-the-shelf components was designed and successfully implemented by retrofitting a standard wheelchair. To do so, an EOG signal acquisition system was designed, implemented, and verified under different conditions, such as varying skin textures. This system used several filter and gain stages to acquire and digitize very low-amplitude EOG signals. The digital signals were subsequently used as inputs to the Arduino UNO microcontroller, which was programmed to control the wheelchair motion using motor controllers and a switching circuit. Final project cost analysis indicated that the retrofitted wheelchair is affordable and can be implemented across the world at a lower cost than most existing independent mobility systems. Lastly, it is easy to retrofit existing wheelchair systems with the EOG based system developed within this project, reducing the cost of the system, as a new electric wheelchair is not required.
高中生科研 英特尔 Intel ISEF
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英特尔国际科学与工程大奖赛,简称 "ISEF",由美国 Society for Science and the Public(科学和公共服务协会)主办,英特尔公司冠名赞助,是全球规模最大、等级最高的中学生的科研科创赛事。ISEF 的学术活动学科包括了所有数学、自然科学、工程的全部领域和部分社会科学。ISEF 素有全球青少年科学学术活动的“世界杯”之美誉,旨在鼓励学生团队协作,开拓创新,长期专一深入地研究自己感兴趣的课题。
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· 数学 · 物理 · 化学 · 生物 · 计算机 · 工程 ·
Studies involving electrical systems in which information is conveyed via signals and waveforms for purposes of enhancing communications, control and/or sensing.
Circuits (CIR): The study, analysis, and design of electronic circuits and their components, including testing.
Internet of Things (IOT): The inter-networking of physical devices embedded with electronics, software, sensors, actuators, and network connectivity to enable objects to collect/exhcange data and/or rovide control. Such devices are to be connected with the internet and/or the cloud.
Microcontrollers (MIC): The study and engineering of microcontrollers and their use to control other devices.
Networking and Data Communications (NET): The study of systems that transmit any combination of voice, video, and/or data among users.
Optics (OPT): The use of visible or infrared light instead of signals sent over wires. The study and development of optical devices and systems devoted to practical applications such as computation.
Sensors (SEN): The study and design of devices that transmit an electrical response to an external device.
Signal Processing (SIG): The extraction of signals from noise and their conversion into a representation for modeling and analysis.
Other (OTH): Studies that cannot be assigned to one of the above subcategories. If the project involves multiple subcategories, the principal subcategory should be chosen instead of Other.
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