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公开(公告)号:KR1020140103543A
公开(公告)日:2014-08-27
申请号:KR1020130017043
申请日:2013-02-18
Applicant: 주식회사 코아룩스 , 전남대학교산학협력단
IPC: H05B37/02
CPC classification number: H05B35/00 , H05B33/0806 , H05B41/282 , Y02B20/347
Abstract: A hybrid LED driving device according to the present invention includes a power supply input end generating AC power; a transformer which transforms an input voltage from the power supply input end to a reference voltage according to a predetermined voltage ratio to supply the reference voltage to a discharge lamp; a power factor compensation circuit which is connected between the power supply input end and the transformer in parallel to compensate a ground power factor; and an LED driving circuit which uses a reversed end of the power supply input end as a reverse input and the output of the power factor compensation circuit as a non-reverse input to drive an LED lamp.
Abstract translation: 根据本发明的混合LED驱动装置包括产生AC电力的电源输入端; 变压器,其根据预定电压比将输入电压从电源输入端变换为参考电压,以将参考电压提供给放电灯; 功率因数补偿电路并联连接在电源输入端和变压器之间,以补偿地功率因数; 以及LED驱动电路,其使用电源输入端的反相端作为反向输入,并且功率因数补偿电路的输出作为非反向输入来驱动LED灯。
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公开(公告)号:KR101470414B1
公开(公告)日:2014-12-09
申请号:KR1020130017043
申请日:2013-02-18
Applicant: 주식회사 코아룩스 , 전남대학교산학협력단
IPC: H05B37/02
Abstract: 본발명의하이브리드 LED 구동장치는, 교류전원을발생하는전원입력단과, 상기전원입력단으로부터의입력전압을기 설정된변압비에따른기준전압으로변압하여방전램프에공급하는변압기와, 상기전원입력단과변압기사이에병렬접속되어지상역률을보상하는역률보상회로와, 상기전원입력단의반전측을반전입력으로하고, 상기역률보상회로의출력을비반전입력으로하여 LED 램프를구동하는 LED 구동회로를포함할수 있다.
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公开(公告)号:KR101717082B1
公开(公告)日:2017-03-17
申请号:KR1020150136585
申请日:2015-09-25
Applicant: 전남대학교산학협력단
IPC: B60L11/18
Abstract: 본발명은양방향충방전기에관한것으로, 보다구체적으로는복수개의변압기들의 1차측을직렬로구성하여권선수를줄일수 있으므로소형및 경량화를달성할수 있고, 2차측을병렬로구성하여스위칭소자들에가해지는전류스트레스를줄일수 있으며, 스위칭손실을최소화하여전력변환의효율을향상시킬수 있는양방향충방전기에관한것이다.
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