Patent ID: 7063439

Claim:
A backlight module at least comprising: a U-shaped fluorescent tube comprising: a curved tube portion; two straight-tube luminous portions of equal length, parallel to each other and situated at the same side of the curved tube portion, wherein each of the straight-tube luminous portions has one end connected to one or the other end of the curved tube portion; and two electrode portions correspondingly disposed at the other end of the two straight-tube luminous portions; a first heat-dissipating structure which envelops the entire or partial of curved tube portion and is thermal-conductively connected to the curved tube portion; a second heat-dissipating structure which envelops one of the two electrode portions and is thermal-conductively connected to the enveloped electrode portion; and a third heat-dissipating structure which envelops the lower half of the central tube of one of the two straight-tube luminous portions and is thermal-conductively connected to the enveloped straight-tube luminous portion.