Patent ID: 7471037
Filing Date: 2008-12-30
Classification: G02F,H01J

Abstract:
1. A flat fluorescent lamp with a discharge uniformity, the lamp comprising: a first substrate and a second substrate having discharge electrodes; a sidewall corresponding to a frame of any one of the two substrates; and a plurality of serpentine shaped discharge channels defined by the sidewall, first barrier ribs, and second barrier ribs, and having serpentine shaped widths corresponding to horizontal pitches between the left/right sidewall and the first barrier rib and between the first barrier ribs, and having discharge channel widths corresponding to vertical pitches between the second barrier ribs, wherein the length of a serpentine shaped discharge channel is varied depending on the position of the serpentine shaped discharge channel within the flat fluorescent lamp, and wherein the position comprises a distance of the serpentine shaped discharge channel from a center line of the flat fluorescent lamp.