Design and realization of ultrasonic locating systemin the classroom environment
碩士 === 元智大學 === 電機工程學系 === 93 === An active system based on the active ultrasonic signal and time difference of arrival (TDOA) method is proposed to track the teacher in the classroom environment. The teacher pick up a ultrasonic emitter, whereby the ultrasonic signal is recived by square ultrasonic...
| Main Authors: | , |
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| Other Authors: | |
| Format: | Others |
| Language: | zh-TW |
| Published: |
2005
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| Online Access: | http://ndltd.ncl.edu.tw/handle/20369728850076066293 |