Invention Grant
US09125258B2 Light source driving apparatus, light source device including the same and light source driving method of the light source driving apparatus
有权
光源驱动装置，包括该光源驱动装置的光源装置和光源驱动装置的光源驱动方法
- Patent Title: Light source driving apparatus, light source device including the same and light source driving method of the light source driving apparatus
- Patent Title (中): 光源驱动装置，包括该光源驱动装置的光源装置和光源驱动装置的光源驱动方法
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Application No.: US13869647Application Date: 2013-04-24
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Publication No.: US09125258B2Publication Date: 2015-09-01
- Inventor: Bong Jin Lee
- Applicant: SAMSUNG ELECTRONICS CO., LTD.
- Applicant Address: KR Suwon-Si
- Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee Address: KR Suwon-Si
- Agency: Sughrue Mion, PLLC
- Priority: KR10-2012-0087934 20120810
- Main IPC: H01J1/52
- IPC: H01J1/52 ; H05B33/08
Abstract:
Provided are a light source driving apparatus, a light source device including the same, and a light source driving method. The light source driving apparatus includes: a first external input terminal and a second external input terminal; a thermistor with an end connected to the first external input terminal; a discharge resistor with an end connected to the second external input terminal; and a switch which selectively connects, according to a control signal, another end of the discharge resistor to another end of the thermistor or the first external input terminal to the other end of the thermistor.
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