Plasma display panel having high brightness and high contrast
First Claim
1. A plasma display panel comprising:
- a rear substrate;
a plurality of address electrodes arranged on a surface of the rear substrate;
a rear dielectric layer arranged on the rear substrate to cover the address electrodes;
a plurality of barrier ribs adapted to define discharge cells, the plurality of barrier ribs arranged on an upper portion of the rear dielectric layer;
a fluorescent material adapted to coat an inner surface of the discharge cells;
a front substrate arranged to face the rear substrate;
a plurality of sustain electrode pairs, each pair composed of X and Y electrodes adapted to form unit discharge cells and to cross the address electrodes and arranged on a lower surface of the front substrate;
a light absorption reflection film including a first light absorption reflection film arranged between adjacent sustain electrode pairs on a lower surface of the front substrate and a second light absorption reflection film having a different width than that of the first light absorption reflection film, the second light absorption reflection film arranged on a lower surface of the first light absorption reflection film; and
a front dielectric layer arranged on a lower surface of the front substrate to cover the X and Y electrodes and the light absorption reflection film.
1 Assignment
0 Petitions
Accused Products
Abstract
A plasma display panel having a light absorption reflection film that does not reflect light emitted from a discharge space in a non-discharge region includes: a rear substrate; a plurality of address electrodes arranged on a surface of the rear substrate; a rear dielectric layer arranged on the rear substrate to cover the address electrodes; a plurality of barrier ribs arranged on the rear dielectric layer to define discharge cells; a front substrate facing the rear substrate; a plurality of sustaining electrode pairs composed of X and Y electrodes; a light absorption reflection film including a first light absorption reflection film arranged between the adjacent sustaining electrode pairs and a second light absorption reflection film having a different width than that of the first light absorption reflection film, the second light absorption reflection film arranged on a lower surface of the first light absorption reflection film; and a front dielectric layer arranged on a lower surface of the front substrate to cover the X and Y electrodes and the light absorption reflection film.
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Citations
37 Claims
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1. A plasma display panel comprising:
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a rear substrate;
a plurality of address electrodes arranged on a surface of the rear substrate;
a rear dielectric layer arranged on the rear substrate to cover the address electrodes;
a plurality of barrier ribs adapted to define discharge cells, the plurality of barrier ribs arranged on an upper portion of the rear dielectric layer;
a fluorescent material adapted to coat an inner surface of the discharge cells;
a front substrate arranged to face the rear substrate;
a plurality of sustain electrode pairs, each pair composed of X and Y electrodes adapted to form unit discharge cells and to cross the address electrodes and arranged on a lower surface of the front substrate;
a light absorption reflection film including a first light absorption reflection film arranged between adjacent sustain electrode pairs on a lower surface of the front substrate and a second light absorption reflection film having a different width than that of the first light absorption reflection film, the second light absorption reflection film arranged on a lower surface of the first light absorption reflection film; and
a front dielectric layer arranged on a lower surface of the front substrate to cover the X and Y electrodes and the light absorption reflection film. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A plasma display panel comprising:
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a rear substrate;
a plurality of address electrodes arranged on a surface of the rear substrate;
a rear dielectric layer arranged on the rear substrate to cover the address electrodes;
a plurality of barrier ribs adapted to define discharge cells, the plurality of barrier ribs arranged on an upper portion of the rear dielectric layer;
a fluorescent material adapted to coat an inner surface of the discharge cells;
a front substrate arranged to face the rear substrate;
a plurality of sustain electrode pairs, each pair composed of X and Y electrodes adapted to form unit discharge cells and to cross the address electrodes and arranged on a lower surface of the front substrate;
a light absorption reflection film including a first light absorption reflection film arranged between adjacent sustain electrode pairs on a lower surface of the front substrate and a second light absorption reflection film having a different width than that of the first light absorption reflection film and composed of a material having a higher reflectance than that of the first light absorption reflection film, the second light absorption reflection film arranged on a lower surface of the first light absorption reflection film; and
a front dielectric layer arranged on a lower surface of the front substrate to cover the X and Y electrodes and the light absorption reflection film. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15)
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16. A plasma display panel comprising:
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a rear substrate;
a plurality of address electrodes arranged on a surface of the rear substrate;
a rear dielectric layer arranged on the rear substrate to cover the address electrodes;
a plurality of barrier ribs adapted to define discharge cells, the plurality of barrier ribs arranged on an upper portion of the rear dielectric layer;
a fluorescent material adapted to coat an inner surface of the discharge cells;
a front substrate arranged to face the rear substrate;
a plurality of sustain electrode pairs, each pair composed of X and Y electrodes adapted to form unit discharge cells and to cross the address electrodes and arranged on a lower surface of the front substrate;
a front dielectric layer arranged on a lower surface of the front substrate to cover the sustain electrode pairs; and
a light absorption reflection film including a first light absorption reflection film arranged between the adjacent sustain electrode pairs on a lower surface of the front dielectric layer and a second light absorption reflection film having a different width than that of the first light absorption reflection film, the second light absorption reflection film arranged on a lower surface of the first light absorption reflection film. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23)
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24. A plasma display panel comprising:
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a rear substrate;
a plurality of address electrodes arranged on a surface of the rear substrate;
a rear dielectric layer arranged on the rear substrate to cover the address electrodes;
a plurality of barrier ribs adapted to define discharge cells, the plurality of barrier ribs arranged on an upper portion of the rear dielectric layer;
a fluorescent material adapted to coat an inner surface of the discharge cells;
a front substrate arranged to face the rear substrate;
a plurality of sustain electrode pairs, each pair composed of X and Y electrodes adapted to form unit discharge cells and to cross the address electrodes and arranged on a lower surface of the front substrate;
a light absorption reflection film including a first light absorption reflection film arranged between adjacent sustain electrode pairs on a lower surface of the front substrate and a second light absorption reflection film having a different width than that of the first light absorption reflection film and composed of a material having a higher reflectance than that of the first light absorption reflection film, the second light absorption reflection film arranged on a lower surface of the first light absorption reflection film; and
a light absorption reflection film including a first light absorption reflection film arranged between adjacent sustain electrode pairs on a lower surface of the front dielectric layer and a second light absorption reflection film having a different width than that of the first light absorption reflection film and composed of a material having a higher reflectance than that of the first light absorption reflection film, the second light absorption reflection film arranged on a lower surface of the first light absorption reflection film. - View Dependent Claims (25, 26, 27, 28, 29, 30, 31)
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32. A plasma display panel comprising:
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a rear substrate;
a plurality of address electrodes arranged on a surface of the rear substrate;
a rear dielectric layer arranged on the rear substrate to cover the address electrodes;
a plurality of barrier ribs adapted to define discharge cells, the plurality of barrier ribs arranged on an upper portion of the rear dielectric layer;
a fluorescent material adapted to coat an inner surface of the discharge cells;
a front substrate arranged to face the rear substrate;
a plurality of sustain electrode pairs, each pair composed of X and Y electrodes adapted to form unit discharge cells and to cross the address electrodes and arranged on a lower surface of the front substrate;
a light absorption reflection film undercut such that a width of a lower surface is narrower than that of an upper surface contacting the front substrate, the light absorption reflection film arranged between adjacent sustain electrode pairs on a lower surface of the front substrate; and
a front dielectric layer arranged on a lower surface of the front substrate to cover the X and Y electrodes and the light absorption reflection film. - View Dependent Claims (33, 34)
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35. A plasma display panel comprising:
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a rear substrate;
a plurality of address electrodes arranged on a surface of the rear substrate;
a rear dielectric layer arranged on the rear substrate to cover the address electrodes;
a plurality of barrier ribs adapted to define discharge cells, the plurality of barrier ribs arranged on an upper portion of the rear dielectric layer;
a fluorescent material adapted to coat an inner surface of the discharge cells;
a front substrate arranged to face the rear substrate;
a plurality of sustain electrode pairs, each pair composed of X and Y electrodes adapted to form unit discharge cells and to cross the address electrodes and arranged on a lower surface of the front substrate;
a front dielectric layer arranged on a lower surface of the front substrate to cover the sustain electrode pairs; and
a light absorption reflection film undercut such that a width of an upper surface, contacting the front dielectric layer is narrower than that of a lower surface, the light absorption reflection film arranged between adjacent sustain electrode pairs on a lower surface of the front substrate. - View Dependent Claims (36, 37)
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Specification