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公开(公告)号：US20220098482A1
公开(公告)日：2022-03-31
申请号：US17103972
申请日：2020-11-25
Applicant: Lextar Electronics Corporation
Inventor： Chun-Che LIN , Chun-Han LU , Yi-Ting TSAI , Yu-Chun LEE , Tzong-Liang TSAI
Abstract: In the present disclosure embodiments, a phosphate phosphor including an activation center of trivalent chromium and a light emitting device are provided. The light emitting device includes a light source and the above mentioned phosphate phosphor, such that the phosphate phosphor is excited by the light source and emits a wide spectrum of the infrared light. The light emitting device with wide emission spectrum of the infrared light may be widely applied in detecting devices.
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