Invention Grant
- Patent Title: Phosphor member, light source device, projector and chromaticity adjustment method
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Application No.: US16757282Application Date: 2018-11-20
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Publication No.: US11340444B2Publication Date: 2022-05-24
- Inventor: Isao Takahashi
- Applicant: NEC Display Solutions, Ltd.
- Applicant Address: JP Tokyo
- Assignee: NEC Display Solutions, Ltd.
- Current Assignee: NEC Display Solutions, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: McGinn IP Law Group, PLLC
- Priority: WOPCT/JP2018/042804 20181120
- International Application: PCT/JP2018/042804 WO 20181120
- International Announcement: WO2019/102987 WO 20190531
- Main IPC: G02B26/00
- IPC: G02B26/00 ; G01J3/50 ; G03B21/20 ; H04N9/31
Abstract:
A phosphor member includes: a phosphor plate that converts a part of excitation light into fluorescent light and emits mixed color light including the fluorescent light and the remaining part of the excitation light; and a reflective layer that is provided on the phosphor plate and that transmits a part of the mixed color light and reflects the remaining part.
Public/Granted literature
- US20210195151A1 PHOSPHOR MEMBER, LIGHT SOURCE DEVICE, PROJECTOR AND CHROMATICITY ADJUSTMENT METHOD Public/Granted day:2021-06-24
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