Invention Grant
- Patent Title: Display system with variable diffuser
- Patent Title (中): 显示系统与可变扩散器
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Application No.: US12096808Application Date: 2006-12-05
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Publication No.: US07755827B2Publication Date: 2010-07-13
- Inventor: Adrianus Johannes Stephanus Maria De Vaan
- Applicant: Adrianus Johannes Stephanus Maria De Vaan
- Applicant Address: NL Eindhoven
- Assignee: Koninklijke Philips Electronics N. V.
- Current Assignee: Koninklijke Philips Electronics N. V.
- Current Assignee Address: NL Eindhoven
- Priority: EP05112208 20051215
- International Application: PCT/IB2006/054592 WO 20061205
- International Announcement: WO2007/069125 WO 20070621
- Main IPC: G02F1/03
- IPC: G02F1/03 ; G02B5/02 ; F21V9/00
Abstract:
A display system comprises a display device (DD) with a display screen (DS) for displaying an image. A diffuser (DI) is arranged in front of the display device (DD). A controller (CO) controls at least a portion of the diffuser (DI) to be in a transparent state wherein the display screen (DS) is visible or in an opaque state for hiding the display screen (DS). The controller (CO) also controls an illumination system (IS) to illuminate at least the portion of the diffuser (DI) when in the opaque state.
Public/Granted literature
- US20080278791A1 Display System With Variable Diffuser Public/Granted day:2008-11-13
Information query
