- 专利标题: Die emitting white light
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申请号: US17032547申请日: 2020-09-25
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公开(公告)号: US11637224B2公开(公告)日: 2023-04-25
- 发明人: Babak Imangholi , Khashayar Phil Oliaei , Scott West
- 申请人: BRIDGELUX, INC.
- 申请人地址: US CA Fremont
- 专利权人: BRIDGELUX, INC.
- 当前专利权人: BRIDGELUX, INC.
- 当前专利权人地址: US CA Fremont
- 代理机构: ArentFox Schiff LLP
- 主分类号: H01L33/50
- IPC分类号: H01L33/50 ; H01L33/00 ; H01L33/56 ; H01L33/62
摘要:
Various methods and apparatuses are disclosed. A method may include disposing at least one die on a location on a carrier substrate, forming at least one stud bump on each of at least one die, forming a phosphor layer on the at least one stud bump and the at least one die, removing a top portion of the phosphor layer to expose the at least one stud bump, and removing a side portion of the phosphor layer located between two adjacent dies. An apparatus may include a die comprising top, bottom, and side surfaces. A phosphor layer may be disposed on the top, bottom, and side surfaces of the die. The phosphor layer may have substantially equal thicknesses on the top and side surfaces of the die as well as one or more stud bumps disposed on the top surface of the die.
公开/授权文献
- US20210083150A1 DIE EMITTING WHITE LIGHT 公开/授权日:2021-03-18
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