EFFICIENT SOLID-STATE LIGHT EMITTING DEVICE WITH EXCITED PHOSPHORS FOR PRODUCING VISIBLE LIGHT OUTPUT

• Main Authors: BURGESS R JOHNSON, YANG WEI
• Format: Patent
• Language: English
• Published: 15.05.2014
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; SEMICONDUCTOR DEVICES

PROBLEM TO BE SOLVED: To provide an efficient solid-state light emitting device in which phosphors excited by radiation produce visible light.SOLUTION: The efficiency is increased by, for example, providing a reflector adjacent to a phosphor layer for reflecting at least some of radiation that passe...