Plasma display panel without transparent electrodes

Abstract

In order to reduce reactive consumption power and enhance daylight contrast, provided is a plasma display panel including a first substrate and a second substrate that are facing and separated from each other; a plurality of barrier ribs defining a discharge space between the first substrate and the second substrate and forming a plurality of discharge cells; a plurality of X electrodes including a plurality of first extending electrode parts disposed in a stripe pattern on the first substrate, and a plurality of first protruding electrode parts protruding substantially perpendicularly from the first extending electrode parts; a plurality of Y electrodes including a plurality of second extending electrode parts disposed in parallel to the first extending electrode parts of the X electrodes on the first substrate, and a plurality of second protruding electrode parts protruding substantially perpendicularly from the second extending electrode parts, and generating a sustain discharge together with the first protruding electrode parts; a plurality of address electrodes disposed in a stripe pattern on the second substrate and substantially perpendicular to the first extending electrode parts and the second extending electrode parts; and a first dielectric layer formed on the surface of the first substrate to cover the X electrodes and the Y electrodes.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

The above and other features and advantages of the present embodiments will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings in which:

FIG. 1 illustrates a partially sectioned perspective view of a plasma display panel according to an embodiment;

FIG. 2 illustrates a structure of bus electrodes of the plasma display panel according to the embodiment;

FIG. 3 is a cross-sectional view of the plasma display panel along line III-III as illustrated in FIG. 1, according to the embodiment;

FIG. 4 illustrates a cross-sectional view of a plasma display panel according to another embodiment;

FIG. 5 is a cross-sectional view of a plasma display panel according to another embodiment;

FIG. 6 illustrates a structure in which field concentration parts of the plasma display panel illustrated in FIG. 4 are separately formed so that the respective field concentration parts are arranged to correspond to respective discharge cells, according to an embodiment; and

FIG. 7 illustrates a structure in which a field concentration part of the plasma display panel illustrated in FIG. 4 is continuously formed, according to an embodiment.

Claims

1. A plasma display panel comprising: a first substrate and a second substrate facing each other and separated from each other;a plurality of barrier ribs defining a discharge space between the first substrate and the second substrate and forming a plurality of discharge cells;a plurality of first electrodes including a plurality of first extending electrode parts located in a stripe pattern on the first substrate, and a plurality of first protruding electrode parts protruding substantially perpendicularly from the first extending electrode parts;a plurality of second electrodes including a plurality of second extending electrode parts disposed in parallel to the first extending electrode parts on the first substrate, and a plurality of second protruding electrode parts protruding substantially perpendicularly from the second extending electrode parts, and generating a sustain discharge together with the first protruding electrode parts;a plurality of address electrodes disposed in a stripe pattern on the second substrate and substantially perpendicular to the first extending electrode parts and the second extending electrode parts; anda first dielectric layer formed on the surface of the first substrate covering the first electrodes and the second electrodes.

2. The plasma display panel of claim 1, wherein the plurality of barrier ribs comprise a plurality of horizontal barrier ribs substantially parallel to the first extending electrode and a plurality of vertical barrier ribs, wherein the first protruding electrode parts and the second protruding electrode parts are alternately disposed on vertical barrier ribs, and wherein at least one portion of the first protruding electrode parts is facing at least one portion of the second protruding electrode parts.

3. The plasma display panel of claim 2, wherein the at least one portion of the first extending electrode parts and the at least one portion of the second extending electrode parts are respectively disposed on adjacent horizontal barrier ribs forming a discharge cell such that the at least one portion of the first protruding electrode parts is facing the at least one portion of the second protruding electrode parts.

4. The plasma display panel of claim 1, wherein the first dielectric layer includes a plurality of field concentration parts in a groove shape.

5. The plasma display panel of claim 4, wherein the plurality of field concentration parts are separately formed so that the respective field concentration parts are arranged to correspond to the discharge spaces of the discharge cells.

6. The plasma display panel of claim 4, wherein the field concentration parts are continuously formed between the pairs of first extending electrode parts and the second extending electrode parts so that the field concentration parts are extended across the discharge spaces of the discharge cells.

7. The plasma display panel of claim 4, wherein a cross-section of each of the field concentration parts is in the form of a rectangle when viewing in a direction substantially perpendicular to the first substrate and the first extending electrode parts.

8. The plasma display panel of claim 4, wherein a cross-section of each of the field concentration parts is in the form of a trapezoid when viewing in a direction substantially perpendicular to the first substrate and the first extending electrode parts.

9. The plasma display panel of claim 1, further comprising: a protective layer formed on the first dielectric layer;a second dielectric layer formed on the second substrate to cover the address electrodes; anda plurality of phosphor layers formed on at least one portion of the discharge space.

10. A plasma display panel comprising: a first substrate and a second substrate facing each other and separated from each other;a plurality of horizontal barrier ribs and a plurality of vertical barrier ribs, defining a discharge space between the first substrate and the second substrate and forming a plurality of discharge cells;a plurality of first electrodes including a plurality of first extending electrode parts disposed in a stripe pattern on the first substrate, and a plurality of first protruding electrode parts protruding substantially perpendicularly from the first extending electrode parts;a plurality of second electrodes including a plurality of second extending electrode parts disposed parallel to the first extending electrode parts on the first substrate, and a plurality of second protruding electrode parts protruding substantially perpendicularly from the second extending electrode parts, and generating a sustain discharge together with the first protruding electrode parts;a plurality of address electrodes disposed in a stripe pattern on the second substrate and substantially perpendicular to the first extending electrode parts and the second extending electrode parts;a first dielectric layer formed on the surface of the first substrate covering the first electrodes and the second electrodes and having a plurality of field concentration parts in a groove shape;a protective layer formed on the first dielectric layer;a second dielectric layer formed on the second substrate covering the address electrodes; anda plurality of phosphor layers formed on at least one portion in the discharge space,wherein the first protruding electrode parts and the second protruding electrode parts are alternately located on vertical barrier ribs such that at least one portion of the first protruding electrode parts is facing at least one portion of the second protruding electrode parts.

11. The plasma display panel of claim 9, wherein the at least one portion of the first extending electrode parts and the at least one portion of the second extending electrode parts are disposed on adjacent horizontal barrier ribs forming a discharge cell such that the at least one portion of the first extending electrode parts is facing the at least one portion of the second extending electrode parts.

12. The plasma display panel of claim 9, wherein the at least one portion of the first extending electrode parts and the at least one portion of the second extending electrode parts are respectively disposed on adjacent horizontal barrier ribs forming a discharge cell such that the at least one portion of the first protruding electrode parts is facing the at least one portion of the second protruding electrode parts.

13. The plasma display panel of claim 9, wherein the plurality of field concentration parts are separately formed so that the respective field concentration parts are arranged to correspond to the discharge spaces of the discharge cells.

14. The plasma display panel of claim 9, wherein the field concentration parts are continuously formed between the pairs of first extending electrode parts and the second extending electrode parts so that the field concentration parts are extended across the discharge spaces of the discharge cells.

15. The plasma display panel of claim 9, wherein a cross-section of each of the field concentration parts is in the form of a rectangle when viewing in a direction substantially perpendicular to the first substrate and the first extending electrode parts.

16. The plasma display panel of claim 9, wherein a cross-section of each of the field concentration parts is in the form of a trapezoid when viewing in a direction substantially perpendicular to the first substrate and the first extending electrode parts.