Boyle Fredrickson, S.C.
Light source device and projection display device
The light source device includes a laser for generating laser light, a fluorescent wheel, a filter wheel and a control unit. The fluorescent wheel includes a reflection section, and a transmission section. First and second phosphors are attached on a surface of the reflection section, and the first phosphor is excited by the laser light to emit yellow light and the second phosphor is excited by the laser light to emit green light. The filter wheel comprises a transparent section, a red filter section and a green filter section. The control unit controls the fluorescent wheel and the filter wheel to rotate in synchronization. the laser light emitted from the transmission section of the fluorescent wheel and a part of the yellow light enter into the transparent section, another part of the yellow light enter into the red filter section, and the green light enter into the green filter section.
Hisense International Co., Ltd. Hisense USA Corporation Hisense Co., Ltd.
G G G
G03B G02B G03B
inventional inventional inventional
Fei Xianrong Wei
Zhao Liu Li