EXTERNAL ELECTRODE FLUORESCENT LAMP, BACK LIGHT UNIT USING THE EXTERNAL ELECTRODE FLUORESCENT LAMP, LCD BACK LIGHT EQUIPMENT USING THE BACK LIGHT UNIT AND DRIVING DEVICE THEREOF

Title:

EXTERNAL ELECTRODE FLUORESCENT LAMP, BACK LIGHT UNIT USING THE EXTERNAL ELECTRODE FLUORESCENT LAMP, LCD BACK LIGHT EQUIPMENT USING THE BACK LIGHT UNIT AND DRIVING DEVICE THEREOF

Document Type and Number:

WIPO Patent Application WO2003001550

Kind Code:

A3

Abstract:

The present invention relates to an external electrode fluorescent lamp which can provide higher degree of and more improved uniformity of brightness than those of conventional ones, and to a LCD back light unit using the external electrode fluorescent lamp. The present invention also relates to an equipment and a driving device to adapt the LCD back light unit. The external electrode fluorescent lamp of the present invention is comprising: an upper panel of lamp which is serpentine shaped; a lower panel which is planer shaped and to be combined with the upper panel to make channels between the upper panel and the lower panel; and external electrodes which are located at the two extreme sides of the surface of the upper panel.

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Inventors:

HUR JEONG-WOOK (KR)
PARK JONG-LEE (KR)
LEE HWAN-WOONG (KR)
LIM SUNG-KYOO (KR)

Application Number:

PCT/KR2002/001213

Publication Date:

April 17, 2003

Filing Date:

June 25, 2002

Export Citation:

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Assignee:

GLD CO LTD (KR)
HUR JEONG-WOOK (KR)
PARK JONG-LEE (KR)
LEE HWAN-WOONG (KR)
LIM SUNG-KYOO (KR)

International Classes:

G02F1/13357; G02F1/133; G09G3/20; G09G3/34; G09G3/36; H01J61/30; H05B41/00; H05B41/24; H05B41/28; H05B41/282; (IPC1-7): G02F1/3357

Foreign References:

KR20010004689A	2001-01-15
KR20010044259A	2001-06-05
JP2000352718A	2000-12-19

Other References: