TW200426884A - Plasma panel - Google Patents

Abstract

A plasma panel includes a first substrate, a second substrate, a phosphorescent layer disposed on a lower surface of the first substrate, a plurality of parallel electrodes disposed on an upper surface of the second substrate, a dielectric layer covering the electrodes, a discharge space positioned between the first and the second substrates, and at least one heat-evolving structure disposed on a lower surface of the second substrate.

Description

200426884

V. Description of the Invention (l) The technical field to which the invention belongs particularly refers to a type of light emitting panel which includes diffuse light emission. The prior art plasma light-emitting panel is a surface light emitter, which is discharged by a plurality of inert gases (H e) and xenon. • And the inertness in each discharge cell generates ultraviolet light to irradiate each discharge (phosphor), and then by using different green and blue visible light and numbering treatment, the three primary colors of the surface are based on fluorescent light Plasma light-emitting panels and transmissive plasma-light-panel panels are large and thin, and are therefore flat-filled with neon (Ne) and gas (Xe). Or helium tm ^ early cell (discharge cell) group of gas after being excited by an electric field, the red surface of the phosphor on the surface of the unit can be reflected by the design of the driving circuit and the visible light of the image signal to form a color Different paintings can be divided into two types of reflective light-emitting panels. Because the plasma has the advantages of low radiation and wide viewing angle, it is mainstream. Refer to Figure 1, which is a conventional reflective plasma light-emitting surface Schematic diagram of '10'. As shown in FIG. 1, the reflective plasma light-emitting panel 10 is located below a liquid crystal display panel (LCD panel, not shown), and the liquid crystal display panel and the reflective plasma light-emitting panel 丨〇 Department of use-framework

Page 5 200426884 V. Description of the invention (2) (bezel, not shown) are assembled and fixed together. As shown in FIG. 1, the reflective plasma light emitting panel 10 includes a first substrate 14 ′, a second substrate 16 parallel to the first substrate 14, a plurality of lower surfaces 14 a provided on one of the first substrates 14, and Parallel electrodes 18, a dielectric layer 20 completely covering the surface of the plurality of electrodes 18, a reflective layer 22 provided on an upper surface 16b of the second substrate 16, and a completely covering the reflective layer 22 The fluorescent layer 24 and a discharge chamber 26 are provided between the first substrate 14 and the second substrate 16. usually

▼ · I 槪 i 4 Xing the first plate 'and the electrode 18 is made of | Lu or steel made of silicon dioxide, and the reflective layer sintered with titanium oxide and glass is filled with an inert gas or an Under the dual considerations of inertness, please refer to Figure 2 for a conventional cross-sectional schematic diagram of the inert gas (Xe) or helium (He) and xenon in the discharge chamber 26. As shown in FIG. 2, the plasma | light panel 10 is located below the transmissive plasma display panel (not shown), and the plasma light emitting panel 30 is also fixed together. The frame substrate 16 is made of a glass-based metal. The dielectric layers 20 and 22 are made of alumina and aluminum. As mentioned earlier, the discharge cell 2 (gas mixture, filled with neon (Ne) and xenon / ¾ compound in the functional and f-systems. A transmissive plasma light-emitting panel 3 (similar to the reflective electro-optic in Figure 1) The panel 30 is also provided in a liquid crystal. The liquid crystal display panel is assembled with a reflective display (not shown) to form a structure.

200426884 V. Description of the invention (3) As shown in FIG. 2, the transmissive plasma light-emitting panel 30 includes a first substrate 34, a second substrate 36 parallel to the first substrate 34, and a plurality of second substrates 36 provided on the second substrate. One of the substrates 3 6 is an upper surface 3 6 b and the electrodes 3 are parallel to each other. A dielectric layer 40 completely covers the surfaces of the plurality of electrodes 38. A fluorescent layer 44 is provided on a lower surface 34 a of the first substrate 34. A discharge cell 46 between the first substrate 34 and the second substrate 36. The difference between the reflective plasma light-emitting panel 10 in FIG. 1 and the transmissive plasma light-emitting panel 30 in FIG. 2 is only that the fluorescent layer 24 in FIG. 1 stands on the second substrate 16 below. A reflective layer 22 needs to be added, and the fluorescent layer 44 in FIG. 2 is located on the first substrate 34 above, and the reflective layer 22 in FIG. 1 can be omitted. Since the composition and function of the other components included in the transmissive plasma light-emitting panel 30 are equivalent to those of the reflective plasma light-emitting panel 10, no further details are provided here. When the display panel is displayed, the crystal growth light is displayed on the liquid, which is easy for the paste. Ο 6-capacity OC, ο through 4 images are high, or are easy to use. Controversy does not make a statement, but in the face of the light, the light of the display panel that its operation and the quality of the hot products scattered. Face to face questions show that the water class display electricity to Jingshan heavy liquid reform is inefficient and slow to accommodate, why not sound like a shadow, this negative because of health. Face-to-face fate of Banshi violence

Page 7 Chapter 200426884 V. Description of the invention (4) In view of this, the object of the present invention is to provide a plasma light emitting panel to solve the problem that the conventional plasma light emitting panel is difficult to dissipate heat. In a preferred embodiment of the present invention, the plasma light emitting panel is disposed below a liquid crystal display panel. The plasma light emitting panel includes a first substrate, a second substrate provided below the first substrate, a fluorescent layer provided on a lower surface of the first substrate, and a plurality of provided on one of the second substrate. Electrodes that are parallel to each other on the surface, a dielectric layer covering the plurality of electrodes, a discharge chamber disposed between the first substrate and the second substrate, and wherein the inner f is really filled with an inert gas, and at least A heat dissipation structure is disposed on a lower surface of one of the second substrates to increase the heat dissipation area of the plasma light emitting panel.

Page 8 200426884 V. Description of the invention (5) A schematic cross-sectional view of a plasma light-emitting panel 50. As shown in FIG. 3, the reflective plasma light emitting panel 50 is disposed below a liquid crystal display panel (not shown), and the liquid crystal display panel and the reflective plasma light emitting panel 50 are using a frame (beze 1, not shown) ) Phase assembly and fixation. The reflective plasma light-emitting panel 50 includes a first substrate 52, a second substrate 54 disposed below the first substrate 52, and a plurality of parallel electrodes disposed on a lower surface 5 2a of one of the first substrate 52. 56. A dielectric layer 58 covering the surface of the plurality of electrodes 56, a reflective layer 60 disposed on the upper surface 5 4b of the second substrate 54, a fluorescent layer 62 covering the surface of the reflective layer 60, a A discharge chamber 64 is provided between the first substrate 52 and the second substrate 54, and at least one heat dissipation structure 66 is provided on one surface 54a of the second substrate 54. As shown in FIG. 3, the first substrate 52 and the second substrate 54 are two parallel glass substrates. The electrode 5 6 is made of aluminum or copper metal, and the dielectric layer 5 8 is made of silicon dioxide. The reflective layer 60 is a sintered body made of aluminum oxide, titanium dioxide and glass, and the discharge chamber 6 is filled with an inert gas or an inert gas mixture. Generally speaking, under the dual consideration of function and cost, the discharge cell 66 is usually filled with an inert gas mixture of neon (Ne) and xenon (Xe) or helium (He) and xenon. Since the reflective electroluminescent light emitting panel 50 is operated at zero to 40 ° C to 60 ° C during operation, the function of the heat dissipation structure W is to increase the heat dissipation area of the reflective plasma light emitting panel 50. In a preferred embodiment of the present invention, the heat-dissipating structure 66 is made of copper ^ zinc.

200426884 V. Description of the invention (6) A metal layer, an alloy layer containing a copper alloy or a copper alloy, or a material layer with a high heat transfer coefficient, which is adhered to the first layer with an adhesive (not shown). The columnar protrusion structure on the lower surface 54a of the two substrates 54 is shown in FIG. As described above, the function of the heat dissipation structure 66 is to increase the heat dissipation area of the reflective plasma light-emitting panel 50. Therefore, in other embodiments of the present invention, the shape of the heat dissipation structure 66 can also show a little protrusion. The structure (not shown) or a columnar protrusion structure (not shown) containing a plurality of needle-like (pi η) structures on each side, or even any shape that can increase the heat dissipation area of the reflective plasma light emitting panel 50. _ In addition, based on the consideration of process integration, the manufacturing of the heat dissipation structure 66 can also be performed by an etching process on the lower surface 54a of the second substrate 54. The columnar protrusion structure, the dot-like protrusion structure, or the heat dissipation structure of the columnar protrusion structure in which each side includes a plurality of needle-like structures 66, or, after the etching process, can be performed by an electric clock or other methods. The etched lower surface 54a of each of the protruding structures is plated with a metal layer containing copper or copper, an alloy layer containing copper-alloy or copper-alloy alloy, or a material layer having a high heat transfer coefficient, and Forming a heat dissipation structure 6 6. Please refer to FIG. 4, which is a schematic cross-sectional view of a transmissive electric dining light-emitting panel 70 in a second embodiment of the present invention. As shown in FIG. 4, it is similar to the reflective plasma light emitting panel 50 in FIG. 3. The transmissive plasma light emitting panel 70 is disposed below a liquid crystal display panel, and the liquid crystal display panel and the reflection

Page 10 200426884 V. Description of the invention (7) The plasma type light emitting panel 70 is also assembled and fixed by using a frame (not shown). The transmissive plasma light emitting panel 70 includes a first substrate 72, a second substrate 74 provided below the first substrate 72, a fluorescent layer 76 provided on a lower surface 72a of the first substrate 72, and a plurality of devices. An electrode 78 on one upper surface 74b of the second substrate 74 and parallel to each other, a dielectric layer 80 covering the plurality of electrodes 78, and a discharge disposed between the first substrate 72 and the second substrate 74 The chamber 82 and a heat dissipation structure 84 arranged at least on a lower surface 7 4 a of the second substrate 74. The difference between the reflective plasma light emitting panel 50 in FIG. 3 and the transmissive plasma light emitting panel 70 in FIG. 4 is only in that the fluorescent layer 6 2 in FIG. 3 is the second substrate 5 4 located below. A reflective layer 60 needs to be added on top, and the fluorescent layer 76 in FIG. 4 is located on the first substrate 72 on the top, and the reflective layer 62 in FIG. 3 can be omitted. Since the composition and function of the other components included in the transmissive plasma light-emitting panel 70 are equivalent to those of the reflective plasma light-emitting panel 50, no further details are provided here. Compared to the conventional reflective plasma light-emitting panel 10 and the transmissive plasma light-emitting panel 30 in FIGS. 1 and 2, the reflective plasma-light-emitting panel 50 and the transmissive type in FIGS. 3 and 4 of the present invention The plasma light-emitting panel 7 0 is provided on the lower surface 5 4 a and 7 4 of the second side plate 5 4 a and 7 4 a, respectively, and a reflective light-emitting panel 50 and a transmissive plasma light-emitting panel 7 are provided. The heat dissipation structure of 6 with a heat dissipation area of 0, 6 6 and 8 4 can be achieved by a heat dissipation junction composed of a material having a high heat transfer coefficient without greatly increasing the manufacturing cost.

Page 11 200426884 V. Description of the invention (8) Structures 6 6 and 8 4 exclude the thermal energy generated by the plasma light emitting panels 50 and 70 during operation, thereby ensuring the display quality of the liquid crystal display panel. The above are only the preferred embodiments of the present invention. Any equivalent changes and modifications made in accordance with the scope of the patent application for the present invention shall fall within the scope of the patent for the present invention.

Page 12 200426884

Brief description of the drawings on page 13 Figure 1 is a schematic sectional view of a conventional reflective plasma light-emitting panel. Figure 2 is a schematic sectional view of a conventional transmissive plasma light-emitting panel. Third is a reflective plasma in the first embodiment of the present invention. Schematic cross-sectional view of the hair. Figure 4 is a schematic cross-sectional view of the transmissive plasma hair in the first embodiment of the present invention. 〇 Symbol description of the drawings «► 10 Reflective plasma light-emitting panel 14 First substrate 14a Lower surface 16 Two substrates 16b upper surface 18 electrodes 20 dielectric layer 22 reflective layer 24 fluorescent layer 26 discharge cell 30 transmissive plasma light-emitting panel 34 first substrate 34a lower surface 36 second substrate 36b upper surface 38 electrode 40 dielectric layer 44 Fluorescent layer 46 Discharge chamber 50 Reflective plasma light-emitting panel • 52 First substrate 52a Lower surface 54 No. Substrate 54a Lower surface 54b Upper surface 56 Electrode 200426884 Brief description of drawings 58 Dielectric layer 60 Reflective layer 62 Fluorescent layer 64 Discharge chamber 66 Heat dissipation structure 70 Transmissive plasma light-emitting panel 72 First substrate 72a Lower surface 74 Second substrate 74a lower surface 74b upper surface 76 fluorescent layer 78 electrode 80 dielectric layer 82 discharge cell 84 scattered structure

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Claims (1)

200426884 VI. Scope of patent application 1. A plasma light-emitting panel is disposed below a liquid crystal display panel, and the plasma light-emitting panel includes: a first substrate; a second substrate disposed below the first substrate; A glory layer is provided on a lower surface of one of the first substrates; a plurality of electrodes parallel to each other is provided on an upper surface of the second substrate; a dielectric layer covers the plurality of electrodes; Φ a discharge cell, It is disposed between the first substrate and the second substrate, the discharge chamber is filled with an inert gas; and at least one heat dissipation structure is disposed on a lower surface of one of the second substrates. 2. The plasma light-emitting panel according to item 1 of the application, wherein the first substrate and the second substrate are two parallel glass substrates. 3. The plasma light-emitting panel according to item 1 of the patent application scope, wherein the electrode contains an inscription or copper. 4. The plasma light-emitting panel according to item 1 of the patent application scope, wherein the dielectric layer is composed of SiO2. 5. The plasma light emitting panel according to item 1 of the patent application scope, wherein the heat dissipation structure is used to increase the heat dissipation area of the plasma light emitting panel. Page 15 200426884 6. Scope of patent application 6. For example, the plasma light-emitting panel of the scope of patent application No. 5 wherein the heat dissipation structure is a columnar protrusion structure or a dot-like protrusion structure. 7. The plasma light-emitting panel according to item 6 of the patent application, wherein the columnar protrusion structure includes a plurality of needle-like (p i η) structures provided on each side of the columnar protrusion structure. 8. The plasma light-emitting panel according to item 7 of the application, wherein the heat dissipation structure includes a metal layer, an alloy layer, or a material layer having a high heat transfer coefficient. 9. The plasma light-emitting panel according to item 8 of the application, wherein the metal layer includes a copper metal layer or a metal layer, and the alloy layer includes a copper-alloy layer or a copper alloy layer. . 10. The plasma light-emitting panel according to item 7 of the patent application scope, wherein the heat dissipation structure is formed by etching the lower surface of the second substrate. 11. The plasma light-emitting panel according to item 10 of the application, wherein the surface of the heat dissipation structure includes a metal layer, an alloy layer, or a material layer having a high heat transfer coefficient. 1 2. The plasma light-emitting panel according to item 11 of the application, wherein the metal layer comprises a copper metal layer or a metal layer, and the alloy layer is Page 16 200426884 6. Scope of patent application Contains a copper alloy alloy layer or a copper alloy alloy layer. 1 3. A plasma light emitting panel, which is disposed below a liquid crystal display panel. The electroluminescence light emitting panel includes: a first substrate; a second substrate disposed below the first substrate; A plurality of electrodes parallel to each other is provided on a lower surface of the first substrate; a dielectric layer covers the surfaces of the plurality of electrodes; a reflective layer is provided on an upper surface of the second substrate; φ a fluorescent layer Is disposed on the reflective layer; a discharge chamber is disposed between the first substrate and the second substrate, the discharge chamber is filled with an inert gas; and at least one heat dissipation structure is disposed on a lower surface of one of the second substrates . 14. The plasma light-emitting panel according to item 13 of the patent application scope, wherein the first substrate and the second substrate are two parallel glass substrates. 15. The plasma light-emitting panel according to item 13 of the patent application scope, wherein the electrode comprises aluminum or copper. 1 # The plasma light-emitting panel according to item 13 of the patent application scope, wherein the dielectric layer is composed of silicon dioxide. Page 17 200426884 6. Scope of patent application 1 7. The plasma light-emitting panel according to item 13 of the patent application scope, wherein the heat dissipation structure is used to increase the heat dissipation area of the plasma light-emitting panel. 18 · The plasma light-emitting panel according to item 17 of the patent application scope, wherein the heat dissipation structure is a columnar protrusion structure or a dot-like protrusion structure. 19. The plasma light-emitting panel according to item 18 of the scope of patent application, wherein the columnar protrusion structure includes a plurality of needle-like (p i η) structures provided on each side of the columnar protrusion structure. U. The plasma light-emitting panel according to item 19 of the application, wherein the heat dissipation structure includes a metal layer, an alloy layer, or a material layer having a high heat transfer coefficient. In the gold system, the metal is in this layer, and the plate is facing. The light layer layer is one of the gold paste metallurgy word -IS-item or ο 2 layers of gold A? 襄 同 翔 # Li Yixin proprietary T Please include copper φ-clad as it is. The layer contains 1 × 2 It is copper-clad-or layered metal. The composition is formed, the plate is formed, and the surface of the light surface is sizing the electricity of the plate item base. • Knot 2 2 Thermal Dissipation The high school has its i-board or surface layer, which is a combination of water and electricity. The layer item is 2 2 gold and the first circle has a range. Laminated cladding, special materials, surface materials, application forms, such as number of structures, #tie 2 heat transfer Page 18 200426884 6. Application for patent scope 2 4. The plasma light-emitting panel according to item 23 of the patent application scope, wherein the metal layer includes a copper metal layer or a zinc metal layer, and the alloy layer includes a copper -Alloy layer or a copper-alloy layer. IHIBi Page 19