Patent ID: 6858979
Filing Date: 2005-02-22
Classification: H01J

Abstract:
1. A plasma flat lamp comprising: an upper plate; a lower plate separated a predetermined distance from the upper place; a wall portion for forming a sealed discharge space between the upper and lower plates; a discharge gas filled in the discharge space; a spacer for dividing the discharge space into a plurality of unit discharge spaces; a plurality of first electrode pairs including a first upper plate electrode and a first lower plate electrode arranged to face each other at each of the unit discharge spaces, the first upper and lower plate electrodes of each first electrode pair being provided on the respective upper and lower plates of each of the unit discharge spaces with the corresponding unit discharge space interposed therebetween; and a plurality of second electrode pairs including a second upper plate electrode and a second lower plate electrode arranged to face each other at each of the unit discharge spaces, the second upper and lower plate electrodes of each second electrode pair being separated a predetermined distance from the first upper and lower plate electrode, respectively, at each of the unit discharge spaces, and being provided on the respective upper and lower plates of each of the unit discharge spaces with the corresponding unit discharge space interposed therebetween.