Invention Grant
- Patent Title: LED projector
- Patent Title (中): LED投影机
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Application No.: US13062792Application Date: 2009-09-09
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Publication No.: US08733950B2Publication Date: 2014-05-27
- Inventor: Stefan Grötsch , Ewald Karl Michael Günther , Alexander Wilm , Siegfried Herrmann
- Applicant: Stefan Grötsch , Ewald Karl Michael Günther , Alexander Wilm , Siegfried Herrmann
- Applicant Address: DE
- Assignee: OSRAM Opto Semiconductors GmbH
- Current Assignee: OSRAM Opto Semiconductors GmbH
- Current Assignee Address: DE
- Agency: DLA Piper LLP (US)
- Priority: DE102008046762 20080911
- International Application: PCT/DE2009/001270 WO 20090909
- International Announcement: WO2010/028637 WO 20100318
- Main IPC: G03B21/26
- IPC: G03B21/26 ; H01J1/62 ; H01J63/04
Abstract:
An LED projector includes a plurality of light sources; and an image generator which includes an arrangement of pixels, each pixel including at least one light source; wherein the LEDs are stacked epi-LEDs which include layers arranged above one another for different colors, or each pixel includes an emission surface and at least two LEDs are arranged adjacent one another in the emission surface.
Public/Granted literature
- US20110176116A1 LED PROJECTOR Public/Granted day:2011-07-21
Information query
