Bolb Inc.

Huazhong Deng

Ying Gao

Jianping Zhang

Ling Zhou

Alex Lunev

The present application discloses a ceiling-mount air disinfector, i.e., an air disinfection troffer, including: a housing; a first air outlet and a first air inlet respectively near two opposing ends of a side of the housing; a filter covering the first air inlet; a cross flow fan located near the first air outlet, and an air disinfection apparatus disposed in the housing including an ultraviolet disinfection mechanism and an air rectifying chamber, said air rectifying chamber including a plurality of air ducts configured in parallel. In operation, ultraviolet light and air flow are introduced into the air ducts, traveling toward each other along a long side of the air ducts so that maximized air-light interaction time is achieved for the best disinfection efficacy.

Air disinfection troffer

An UV or DUV light-emitting diode package includes: a foundation; a first metal layer, a second metal layer, and third metal layer formed on a top surface of the foundation, wherein the first metal layer and the second metal layer are electrically isolated by a first gap, the third metal layer surrounds the first and second metal layers and is electrically isolated from the first and second metal layers by a second gap; a lens attached to the top surface of the foundation, wherein a cavity is formed between the foundation and the lens; a chip disposed in the cavity, wherein an anode of the chip is electrically connected to the first metal layer and a cathode of the chip is electrically connected to the second metal layer; and a fluid encapsulate, wherein the cavity is fully or partially filled with the fluid encapsulate.

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LIVERMORE, CA, United States of America

Huazhong Deng