专利检索 ap:("SIGNIFY HOLDING B.V.") AND inv:"Luna X Zhang" 第 1 页

1.

发明授权
Retrofit light emitting diode, LED, lighting device for connection to a ballast, wherein said LED lighting device is arranged to detect a dip in said mains voltage using a zero current detector 有权

公开(公告)号：US11277898B2

公开(公告)日：2022-03-15

申请号：US16628213

申请日：2018-07-03

申请人： SIGNIFY HOLDING B.V.

发明人： Dmytro Viktorovych Malyna , Luna X Zhang , Yuanqiang Liu , Marcus Cornelis Van Meel , Tijmen Cornelis Van Bodegraven , Raimundo De Heer Galisteo

IPC分类号： H05B45/48 , H05B45/50 , F21K9/238 , H05B45/34 , H05B45/3578 , F21Y115/10

摘要： A retrofit Light Emitting Diode, LED, lighting device for connection to a ballast, wherein said ballast is arranged to be connected to a mains voltage and arranged to provide for a ballast current, wherein said LED lighting device is arranged to detect a dip in said mains voltage using a zero current detector.