Invention Application
- Patent Title: ONE-WAY VISION WINDOW SYSTEM
- Patent Title (中): 一路视窗系统
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Application No.: US14923415Application Date: 2015-10-26
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Publication No.: US20160209006A1Publication Date: 2016-07-21
- Inventor: Fung-Hsu WU
- Applicant: BenQ Materials Corporation
- Priority: TW104101804 20150120
- Main IPC: F21V14/00
- IPC: F21V14/00 ; G02B27/14 ; F21V23/04
Abstract:
A one-way vision system includes an indoor lighting, a light valve device, and a control module electrically connecting to the indoor lighting and the light valve device, and synchronously controlling power switch of the indoor lighting and switching frequency of the light valve device. Therefore, the higher brightness indoor still has an excellent effect of secret in the condition of lower brightness outdoors.
Public/Granted literature
- US09970631B2 One-way vision window system Public/Granted day:2018-05-15
Information query
