US Patent 7365712 Plasma display panel

A plasma display panel including first and second substrates facing one another with a gap therebetween, address electrodes formed on the first substrate along a first direction, barrier ribs mounted in the gap and defining a plurality of discharge cells, first and second electrodes formed on the second substrate along a second direction, which is substantially perpendicular to the first direction, and third electrodes extending along the second direction between pairs of the first and second electrodes. Areas of the third electrodes vary according to the color of the discharge cell over which the third electrodes are formed.