Invention Grant
- Patent Title: Lighting device
- Patent Title (中): 照明设备
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Application No.: US12772233Application Date: 2010-05-03
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Publication No.: US08482186B2Publication Date: 2013-07-09
- Inventor: Wei-Chih Wang , Udo Custodis , Jung-Min Hwang
- Applicant: Wei-Chih Wang , Udo Custodis , Jung-Min Hwang
- Applicant Address: TW Hsin-Chu
- Assignee: Young Lighting Technology Inc.
- Current Assignee: Young Lighting Technology Inc.
- Current Assignee Address: TW Hsin-Chu
- Agency: Jianq Chyun IP Office
- Main IPC: H01J5/16
- IPC: H01J5/16 ; H01J61/40 ; H01K1/26 ; H01K1/30
Abstract:
A lighting device includes a light guide body and at least one light-emitting unit. The light guide body has a light guide channel and a local roughened surface on the light guide channel as a scattering region. The at least one light-emitting unit is capable of emitting a light into the light guide channel, wherein at least one portion of the light is guided to the scattering region, and the scattering region scatters the light as a local light source region.
Public/Granted literature
- US20110266939A1 LIGHTING DEVICE Public/Granted day:2011-11-03
Information query
