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公开(公告)号:US20240130022A1
公开(公告)日:2024-04-18
申请号:US18249451
申请日:2022-09-18
发明人: Tao Jiang , Lin Zhou , Ming-Bin Wang , Chih-Shan Yu , Rong-Huan Yang , Ji-Feng Xu , Heng Zhao , Jian Lu , Qi Wu
IPC分类号: H05B45/54 , H05B45/345
CPC分类号: H05B45/54 , H05B45/345
摘要: This application relates to the field of lighting, and discloses an LED filament. The LED filament includes an LED chip unit, a light conversion layer, and an electrode. The light conversion layer covers the LED chip unit and part of the electrode, and a color of a light emitted by the LED filament after lighting is different from a color of the light conversion layer. This application has the characteristics of uniform light emission and good heat dissipation effect.