| 发明名称 |
WATER QUALITY SENSOR USING POSITIVE FEEDBACK |
| 摘要 |
A sensing system according to the embodiment of the present invention includes an optical actuator configured to apply an optical stimulus into a detection target substance, a photo detector configured to output an electrical signal having a snapback form in response to an optical response generated according to a concentration of the detection target substance to which the optical stimulus is applied, an amplifier configured to amplify the electrical signal output from the photo detector and to provide the amplified electrical signal as positive feedback to the optical actuator, and a detection unit configured to detect the detection target substance in response to the electrical signal. |
| 申请公布号 |
US2016238581(A1) |
申请公布日期 |
2016.08.18 |
| 申请号 |
US201415026506 |
申请日期 |
2014.10.28 |
| 申请人 |
SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION ;SEOUL VIOSYS CO., LTD. |
发明人 |
PARK Young June;CHOI Seong Wook;LEE Sang Woo |
| 分类号 |
G01N33/18 |
主分类号 |
G01N33/18 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A sensing system, comprising:
an optical actuator configured to apply an optical stimulus into a detection target substance; a photo detector configured to output an electrical signal having a snapback form in response to an optical response generated according to a concentration of the detection target substance to which the optical stimulus is applied; an amplifier configured to amplify the electrical signal output from the photo detector and to provide the amplified electrical signal as positive feedback to the optical actuator; and a detection unit configured to detect the detection target substance in response to the electrical signal. |
| 地址 |
Seoul KR |
