LED Lamp with Security Signal Broadcasting
碩士 === 崑山科技大學 === 光電工程研究所 === 102 === Traditionally, all the security alarm always broadcast acoustic signal to remind people of the security alarming. But, for the deaf person or the elder with hearing impairment, they hardly hear anything. We propose a common LED lamp which emits various color lig...
| Main Authors: | , |
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| Other Authors: | |
| Format: | Others |
| Language: | zh-TW |
| Published: |
2014
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| Online Access: | http://ndltd.ncl.edu.tw/handle/2s4s4z |