Invention Grant
- Patent Title: Drop detection
- Patent Title (中): 跌落检测
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Application No.: US13985393Application Date: 2011-03-20
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Publication No.: US08864289B2Publication Date: 2014-10-21
- Inventor: Alexander Govyadinov , Chien-Hua Chen
- Applicant: Alexander Govyadinov , Chien-Hua Chen
- Applicant Address: US TX Houston
- Assignee: Hewlett-Packard Development Company, L.P.
- Current Assignee: Hewlett-Packard Development Company, L.P.
- Current Assignee Address: US TX Houston
- International Application: PCT/US2011/029120 WO 20110320
- International Announcement: WO2012/128749 WO 20120927
- Main IPC: B41J2/125
- IPC: B41J2/125 ; B41J2/045 ; G01V8/16 ; G01V8/24 ; B41J2/165
Abstract:
A drop detector assembly is provided including an ejection element to eject a fluid drop, a light guide to selectively receive light scattered off of the fluid drop, and a light detector formed in the light guide to detect light received by the light guide.
Public/Granted literature
- US20130320198A1 DROP DETECTION Public/Granted day:2013-12-05
Information query
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