Plasma display panel (PDP)

• US 7,564,187 B2
• Filed: 08/10/2006
• Issued: 07/21/2009
• Est. Priority Date: 08/29/2005
• Status: Expired due to Fees

• Current Assignee: Samsung SDI Company Limited
• Original Assignee: Samsung SDI Company Limited
• Inventors: Kang, Kyoung-Doo, Yi, Won-Ju
• Primary Examiner(s): Patel; Ashok
• Application Number:
  US11/501,765
• Publication Number:
  US 20070046202A1
• Time in Patent Office: 1,076 Days
• Field of Search: None
• US Class Current: 313/585
• CPC Class Codes: H01J 11/16 with main electrodes provided inside or on the side face of the spacers
• CPC Class Codes: H01J 11/32 Disposition of the electrodes
• CPC Class Codes: H01J 11/36 Spacers, barriers, ribs, partitions or the like
• CPC Class Codes: H01J 2211/323 Mutual disposition of electrodes
• CPC Class Codes: H01J 2211/326 Disposition of electrodes with respect to cell parameters H01J2211/323 takes precedence, e.g. electrodes within the ribs
• CPC Class Codes: H01J 2211/365 Pattern of the spacers
• CPC Class Codes: H01J 2211/42 Fluorescent layers

Abstract

A Plasma Display Panel (PDP) includes: a first substrate; a second substrate arranged parallel to the first substrate; first barrier ribs arranged between the first and second substrates and defining discharge cells with the first and second substrates; second barrier ribs arranged between the first and second substrates, defining the discharge cells with the first substrate, the second substrate, and the first barrier ribs and being wider than the first barrier ribs; first discharge electrodes arranged inside the first barrier ribs to surround the discharge cells; second discharge electrodes arranged inside the second barrier ribs to surround the discharge cells and separated from the first discharge electrodes; phosphor layers arranged closer to the first barrier ribs and arranged inside the discharge cells; and a discharge gas contained within the discharge cells.

Claims

1. A Plasma Display Panel (PDP), comprising:

a first substrate;

a second substrate arranged parallel to the first substrate;

first barrier ribs arranged between the first and second substrates and defining discharge cells with the first and second substrates;

second barrier ribs arranged between the first and second substrates and defining the discharge cells with the first substrate, the second substrate, and the first barrier ribs, the second barrier ribs being wider than the first barrier ribs;

first discharge electrodes arranged inside the first barrier ribs to surround at least part of the discharge cells;

second discharge electrodes arranged inside the second barrier ribs to surround at least part of the discharge cells, the second discharge electrodes being separated from the first discharge electrodes;

phosphor layers arranged inside the discharge cells, the phosphor layers being closer to the first barrier ribs than to the second barrier ribs; and

a discharge gas contained within the discharge cells.

2. The PDP of claim 1, wherein the first discharge electrodes extend in one direction and the second discharge electrodes extend to cross the first discharge electrodes.

3. The PDP of claim 1, further comprising address electrodes crossing the first and second discharge electrodes, wherein the first and second discharge electrodes extend in one direction.

4. The PDP of claim 3, wherein one of the first and second substrates is devoid of phosphor layers, and wherein the address electrodes are arranged on the one of the first and second substrates devoid of phosphor layers, and wherein a dielectric layer is arranged on the address electrodes.

5. The PDP of claim 1, wherein one of the first and second substrates is closer to the first barrier ribs and has grooves and wherein the phosphor layers are arranged in the grooves.

6. The PDP of claim 1, wherein a pair of first discharge electrodes is arranged inside the first barrier ribs and a pair of second discharge electrodes is arranged inside the second barrier ribs, and wherein a distance between the pair of second discharge electrodes is greater than a distance between the pair of first discharge electrodes.

7. A Plasma Display Panel (PDP), comprising:

a first substrate;

a second substrate arranged parallel to the first substrate;

barrier ribs arranged between the first and second substrates and defining discharge cells with the first and second substrates and having cross-sections having a trapezoid shape;

first discharge electrodes arranged inside the barrier ribs to surround at least part of the discharge cells;

second discharge electrodes arranged inside the barrier ribs to surround at least part of the discharge cells, the second discharge electrodes being separated from the first discharge electrodes;

phosphor layers arranged closer to a portion of the barrier ribs having a minimum cross-sectional width than to a portion of the barrier ribs having a maximum cross-sectional width, the phosphor layers being arranged inside the discharge cells; and

a discharge gas contained within the discharge cells.

8. The PDP of claim 7, wherein the first discharge electrodes extend in one direction and the second discharge electrodes extend to cross the first discharge electrodes.

9. The PDP of claim 7, further comprising address electrodes crossing the first and second discharge electrodes, wherein the first and second discharge electrodes extend in one direction.

10. The PDP of claim 9, wherein one of the first and second substrates is devoid of phosphor layers, and wherein the address electrodes are arranged on the one of the first and second substrates devoid of phosphor layers, and wherein a dielectric layer is arranged on the address electrodes.

11. The PDP of claim 7, wherein one of the first and second substrates is closer to the cross-sectional portion of the barrier ribs having a minimum width, and wherein the one of the first and second substrates closer to the cross-sectional portion of the barrier ribs having the minimum width has grooves and wherein the phosphor layers are arranged in the grooves.

12. The PDP of claim 7, wherein a pair of first discharge electrodes and a pair of second discharge electrodes are arranged inside the barrier ribs, and wherein a distance between the pair of second discharge electrodes is greater than a distance between the pair of first discharge electrodes.

13. A Plasma Display Panel (PDP), comprising:

a first substrate;

a second substrate arranged parallel to the first substrate;

first barrier ribs arranged between the first and second substrates and defining discharge cells with the first and second substrates;

second barrier ribs arranged between the first and second substrates, defining the discharge cells with the first substrate, the second substrate, and the first barrier ribs, the second barrier ribs being wider than the first barrier ribs;

third barrier ribs arranged between the first and second substrates, defining the discharge cells with the first substrate, the second substrate, the first barrier ribs, and the second barrier ribs, the third barrier ribs being wider than the second barrier ribs;

first discharge electrodes arranged inside the first barrier ribs to surround at least part of the discharge cells;

second discharge electrodes arranged inside the second barrier ribs to surround at least part of the discharge cells, the second discharge electrodes being separated from the first discharge electrodes;

third discharge electrodes arranged inside the third barrier ribs to surround at least part of the discharge cells, the third discharge electrodes being separated from the second discharge electrodes;

phosphor layers arranged closer to the first barrier ribs than to the second and third barrier ribs, the phosphor layers being arranged inside the discharge cells; and

a discharge gas contained within the discharge cells.

14. The PDP of claim 13, wherein one of the first through third discharge electrodes extends to cross directions of the other of the first through third discharge electrodes.

15. The PDP of claim 13, wherein one of the first and second substrates is closer to the first barrier ribs, and wherein the one of the first and second substrates closer to the first barrier ribs has grooves and wherein the phosphor layers are arranged in the grooves.

16. The PDP of claim 13, wherein a pair of first discharge electrodes is arranged inside the first barrier ribs and a pair of second discharge electrodes is arranged inside the second barrier ribs, and wherein a distance between the pair of second discharge electrodes is greater than a distance between the pair of first discharge electrodes.

17. The PDP of claim 13, wherein a pair of first discharge electrodes is arranged inside the first barrier ribs, a pair of second discharge electrodes is arranged inside the second barrier ribs and a pair of third discharge electrodes is arranged inside the third barrier ribs, and wherein a distance between the pair of third discharge electrodes is greater than a distance between the pair of second discharge electrodes.

18. The PDP of claim 16, wherein a pair of first discharge electrodes is arranged inside the first barrier ribs, a pair of second discharge electrodes is arranged inside the second barrier ribs and a pair of third discharge electrodes is arranged inside the third barrier ribs, and wherein a distance between the pair of third discharge electrodes is greater than a distance between the pair of second discharge electrodes.

19. A Plasma Display Panel (PDP), comprising:

a first substrate;

a second substrate arranged parallel to the first substrate;

barrier ribs arranged between the first and second substrates, defining discharge cells with the first and second substrates and having cross-sections having a trapezoid shape;

first discharge electrodes arranged inside the barrier ribs to surround at least part of the discharge cells;

second discharge electrodes arranged inside the barrier ribs to surround at least part of the discharge cells, the second discharge electrodes being separated from the first discharge electrodes;

third discharge electrodes arranged inside the barrier ribs to surround at least part of the discharge cells, the third discharge electrodes being separated from the second discharge electrodes;

phosphor layers arranged closer to a portion of the barrier ribs having a minimum width cross-section than to a portion of the barrier ribs having a maximum width cross-section, the phosphor layers being arranged inside the discharge cells; and

a discharge gas contained within the discharge cells.

20. The PDP of claim 19, wherein one of the first through third discharge electrodes extends to cross directions of the other of the first through third discharge electrodes.

21. The PDP of claim 19, wherein one of the first and second substrates is closer to the portion of the barrier ribs having the minimum width cross-section, and wherein the one of the first and second substrates closer to the portion of the barrier ribs having the minimum width cross-section has grooves and wherein the phosphor layers are arranged in the grooves.

22. The PDP of claim 19, wherein a pair of first discharge electrodes and a pair of second discharge electrodes are arranged inside the barrier ribs, and wherein a distance between the pair of second discharge electrodes is greater than a distance between the pair of first discharge electrodes.

23. The PDP of claim 19, wherein a pair of first discharge electrodes, a pair of second discharge electrodes, and a pair of third discharge electrodes are arranged inside the barrier ribs, and wherein a distance between the pair of third discharge electrodes is greater than a distance between the pair of second discharge electrodes.

24. The PDP of claim 22, wherein a pair of first discharge electrodes, a pair of second discharge electrodes, and a pair of third discharge electrodes are arranged inside the barrier ribs, and wherein a distance between the pair of third discharge electrodes is greater than a distance between the pair of second discharge electrodes.