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Showing results 1 to 4 of 4

1
A unity power factor electronic ballast for fluorescent lamp havingimproved valley fill and valley boost converter

Cho, Gyu-Hyeong; Jung, Nam-Sung; Chae, Gyun, 28th Annual IEEE Power Electronics Specialists Conference, pp.53 - 59, IEEE, 1997-06

2
Electronic ballast with modified valley fill and charge pump capacitor for prolonged filaments preheating and power factor correction

Chae, Gyun; Ryoo, Tae-Ha; Cho, Gyu-Hyeong, Proceedings of the 30th Annual IEEE Power Electronics Specialists Conference, PESC'99, v.2, pp.1097 - 1102, IEEE, 1999-06-27

3
High power factor correction circuit using valley charge-pumping for low cost electronic ballasts

Chae, Gyun; Youn, Yong-Sik; Cho, Gyu-Hyeong, Proceedings of the 1998 IEEE 29th Annual Power Electronics Specialists Conference, PESC. Part 2 (of 2), pp.2003 - 2008, IEEE, 1998-05-18

4
Unity power factor electronic ballast for fluorescent lamp having improved valley fill and valley boost converter

Youn, Yong-Sik; Chae, Gyun; Cho, Gyu-Hyeong, 28th Annual IEEE Power Electronics Specialists Conference, v.1, pp.53 - 59, 1997-06-23

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