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1. (WO2017156700) PRIVACY FILM FILTER, DISPLAY DEVICE, AND DEVICE AND MANUFACTURING METHOD THEREOF

Pub. No.:    WO/2017/156700    International Application No.:    PCT/CN2016/076349
Publication Date: Fri Sep 22 01:59:59 CEST 2017 International Filing Date: Wed Mar 16 00:59:59 CET 2016
IPC: B32B 3/14
G02F 1/13
Applicants: HUAWEI TECHNOLOGIES CO., LTD.
华为技术有限公司
Inventors: ZHANG, Guozheng
张国正
Title: PRIVACY FILM FILTER, DISPLAY DEVICE, AND DEVICE AND MANUFACTURING METHOD THEREOF
Abstract:
A privacy film filter (100), a display device (200), and a device (300) and a manufacturing method thereof are provided for a user to configure freely, according to different application scenarios, viewing angles for different display screens. The method comprises: arranging on a driving layer (101) a plurality of barrier structures (102); wherein the barrier structures (102) has transparent cavities filled with transparent filling liquid (1121) and opaque particles (1022); and the opaque particles (1022) carries charges having a same electrical polarity. A user can freely configure, according to different application scenarios, viewing angles for different display screens, without needing to remove the privacy film and reapply the privacy film back to the display screens.