CN1794318A - Plasma display panel apparatus - Google Patents
Plasma display panel apparatus Download PDFInfo
- Publication number
- CN1794318A CN1794318A CNA2005101358185A CN200510135818A CN1794318A CN 1794318 A CN1794318 A CN 1794318A CN A2005101358185 A CNA2005101358185 A CN A2005101358185A CN 200510135818 A CN200510135818 A CN 200510135818A CN 1794318 A CN1794318 A CN 1794318A
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- Prior art keywords
- film
- light filter
- plasma display
- display panel
- panel
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J11/00—Gas-filled discharge tubes with alternating current induction of the discharge, e.g. alternating current plasma display panels [AC-PDP]; Gas-filled discharge tubes without any main electrode inside the vessel; Gas-filled discharge tubes with at least one main electrode outside the vessel
- H01J11/20—Constructional details
- H01J11/46—Connecting or feeding means, e.g. leading-in conductors
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J11/00—Gas-filled discharge tubes with alternating current induction of the discharge, e.g. alternating current plasma display panels [AC-PDP]; Gas-filled discharge tubes without any main electrode inside the vessel; Gas-filled discharge tubes with at least one main electrode outside the vessel
- H01J11/10—AC-PDPs with at least one main electrode being out of contact with the plasma
- H01J11/12—AC-PDPs with at least one main electrode being out of contact with the plasma with main electrodes provided on both sides of the discharge space
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J11/00—Gas-filled discharge tubes with alternating current induction of the discharge, e.g. alternating current plasma display panels [AC-PDP]; Gas-filled discharge tubes without any main electrode inside the vessel; Gas-filled discharge tubes with at least one main electrode outside the vessel
- H01J11/20—Constructional details
- H01J11/34—Vessels, containers or parts thereof, e.g. substrates
- H01J11/44—Optical arrangements or shielding arrangements, e.g. filters, black matrices, light reflecting means or electromagnetic shielding means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2211/00—Plasma display panels with alternate current induction of the discharge, e.g. AC-PDPs
- H01J2211/20—Constructional details
- H01J2211/34—Vessels, containers or parts thereof, e.g. substrates
- H01J2211/44—Optical arrangements or shielding arrangements, e.g. filters or lenses
- H01J2211/446—Electromagnetic shielding means; Antistatic means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2211/00—Plasma display panels with alternate current induction of the discharge, e.g. AC-PDPs
- H01J2211/20—Constructional details
- H01J2211/34—Vessels, containers or parts thereof, e.g. substrates
- H01J2211/44—Optical arrangements or shielding arrangements, e.g. filters or lenses
- H01J2211/448—Near infrared shielding means
Abstract
Disclosed is a plasma display panel (PDP) apparatus having a film-type filter and a filter support structure for supporting and fixing the film-type filer to a panel of the PDP apparatus. The PDP apparatus includes a panel divided into a display region and a non-display region, and a film-type filter electrically connected to the non-display region of the panel via a ground layer or a grounding member. By such construction, the filter can be grounded and supported. The film-type filter has a main body part and a projected part which is provided in such a manner that at least one film among a plurality of films constituting the main body part are extended from an edge portion of the main body part. The projected part of the filter is electrically connected to a heat sink frame disposed on a rear side of the panel so that charges accumulated on the filter can be discharged out.
Description
Technical field
The present invention relates to a kind of plasma display panel apparatus, more specifically relate to a kind of the have light filter of shielding electromagnetic wave and the plasma display panel apparatus of light filter supporting construction, this light filter supporting construction is used for the light filter support and is fixed to panel.
Background technology
Plasmia indicating panel (PDP) equipment is a kind of image display.This PDP equipment comprises a preceding substrate and the back substrate in the face of preceding substrate, has a plurality of barrier ribs (barrier ribs) on preceding substrate, by forming a plurality of discharge cells between preceding substrate of being limited to of barrier rib and the back substrate.Based on because the noble gas discharge that produces of HF voltage, and can excite fluorophor in the discharge cell according to vacuum ultraviolet (UV) ray of discharge emission in discharge cell, thereby produce the principle of the emission of visible light, this PDP equipment just can display image.
Fig. 1 for example understands the skeleton view of conventional plasma display panel apparatus.
With reference to Fig. 1, formed a discharge cell in preceding substrate 10 with in the face of between the back substrate 18 of preceding substrate 10, this discharge cell is to be limited by the barrier rib 24 that is provided with between preceding substrate 10 and back substrate 18.
In the substrate 18 of back, form addressing electrode X, in preceding substrate, form scan electrode Y and keep electrode Z, scan electrode Y and keep electrode Z and constitute an electrode pair in preceding substrate.Addressing electrode X is arranged to intersect with other electrode Y and Z.
In back substrate 18, formed a following dielectric layer 22 with addressing electrode X.
Barrier rib 24 is set at down on the dielectric layer 22, so that form discharge space between this, and avoids leaking in the contiguous discharge space owing to UV ray and visual ray that discharge produces.On the surface of following dielectric layer 22 and barrier rib 24, form fluorophor 26.
Inert gas is injected in the discharge space, and the UV ray that produces according to gas discharge is understood excited fluophor, so that launch any visible light in redness, green and the blue beam.
Each the scan electrode Y that forms in preceding substrate 10 comprises a transparency electrode 12Y and a bus electrode 12Z, and each is kept electrode Z and comprises a transparency electrode 12Z and a bus electrode 13Z, bus electrode 12Z wherein is set on the marginal portion of transparency electrode 12Z one side, bus electrode 12Z has the width less than transparency electrode 12Y, and bus electrode 13Z is set on the marginal portion of transparency electrode 13Y one side, this bus electrode 13Z has the width less than transparency electrode 13Y.
Form transparency electrode 12Y and 13Y and bus electrode 12Z and 13Z and crossing with addressing electrode X.Scan electrode Y and keep electrode Z and be coated with upper dielectric layer 14 and diaphragm 16.
Select to have the discharge cell of said structure by the other side between addressing electrode X and scan electrode Y in the face of discharge, and by at scan electrode Y with keep the discharge that discharge cell is kept in surface-discharge between the electrode Z, so that visible emitting.
Fig. 2 for example understands the sectional view of a conventional light filter, and this light filter is connected to the front of Plasmia indicating panel.
With reference to Fig. 2, light filter 30 comprises near infrared ray (NIR) screened film 51, electromagnetic shielding film 52, glass 53, light characteristic film (optical characteristic film) 54, and antireflection (AR) film 55.Each film 51 to 55 of light filter 30 is adhered to contiguous film by bonding film.For convenience of description, bonding film is not described in the accompanying drawings.
51 shieldings of this NIR screened film are from the near infrared ray of Plasmia indicating panel emission, leak into the outside of panel with the energy level of avoiding near infrared ray to surpass allowing.
Glass 53 is avoided because external impact wrecks light filter, and supports light filter 30.
Light characteristic film 54 is adjusted the colour temperature (color temperature oflight) that incides the light on the panel, so that improve the optical characteristics of panel, this light characteristic film 54 is to form by specific material is injected in the bonding film.
The light that this AR film 55 is avoided inciding on the panel reflects from panel, thereby strengthens the contrast of panel.
Fig. 3 for example understands the syndeton that connects PDP and conventional light filter.
Panel 32 comprises substrate 18 behind a preceding substrate 10 and, and they are combined together.
The shell that is used for closure panel 32 comprises a preceding casing 42 and a bonnet 38.Conventional PDP equipment comprises that 36, one of a printed circuit board (PCB) (PCB) that are used to drive panel 32 is used for absorbing the heat sink 37 of the heat that produces from PCB36 and the light filter 31 in a front that is connected to this panel.
This syndeton comprises a finger springs packing ring 43, it is used to support light filter 30 and light filter is electrically connected to bonnet 38, a light filter supporting member 44 and a module support 45 that is used for supporting module are combined with PCB 36 and panel 32 in module.
As mentioned above, because light filter 30 is electrically connected to bonnet 38 through supporting member 44, therefore just discharge charges accumulated on light filter.
Yet, because light filter is manufactured into film-type recently, do not comprise glass 53 therein, so light filter not needing the help of supporting member 44 and only just is attached on the panel 32 by bonding agent, these supporting member 44 electrical ground connection are also supported light filter.
Therefore, should develop a kind of new light filter supporting construction, it not only can be fixed to the film-type light filter panel 32, and can make light filter ground connection.
Summary of the invention
Correspondingly, one aspect of the present invention provides a kind of PDP equipment with light filter supporting construction and film-type light filter, and this PDP equipment comprises: a panel that is divided into viewing area and non-display area; A film-type light filter that on this panel, is provided with; With an earth element, it is used for the non-display area of panel is electrically connected to the film-type light filter.
This light filter is included at least a film of selecting in the following group, this group comprises AR layer, light characteristic layer, electromagnetic wave shielding and near-infrared shielding, and this earth element is formed as conductive strips, and these conductive strips comprise a conducting metal material and have the impedance of scope from 0.1 to 1000 Ω.
This light filter also comprises at least one pseudo electrode and one or more earth element, and this pseudo electrode is formed in the non-display area, and this earth element is used for pseudo electrode is electrically connected to light filter.
This pseudo electrode comprises at least one pseudo electrode of selecting from following group, this group comprises: first pseudo electrode, second pseudo electrode and the 3rd pseudo electrode, this first pseudo electrode is corresponding to scan electrode Y, and this second pseudo electrode is corresponding to keeping electrode Z, and the 3rd pseudo electrode is corresponding to addressing electrode X.
According to another aspect of the present invention, provide a kind of PDP equipment, this PDP equipment comprises a panel that is divided into viewing area and non-display area; A film-type light filter that on this panel, forms; A ground plane that on non-display area, forms; With an earth element, it is used for light filter is electrically connected to ground plane.
This ground plane is to be made by the transparent conductive metal that comprises ITO, and this light filter has groove at the lower surface of light filter, and groove and ground plane in the light filter closely cooperate.
This groove is to form in the following manner, and promptly at least a film is less than other film of this light filter of structure, and the groove thickness in this light filter thickness with ground plane in fact is identical.The thickness of groove is not more than 1 μ m, and the thickness with ground plane is identical in fact.
At least one jut of film-type light filter has been the effect of earth element.
Jut forms by this way, and promptly at least a film in the AR film, light characteristic film, electromagnetic shielding film and the NIR screened film that constitute light filter is formed the film greater than other.This jut is connected to heat-dissipating frame, and this heat-dissipating frame is incorporated into the rear side of panel.
The filtering supporting construction of this PDP equipment comprises a retaining element, and it is used for the jut of light filter is fixed to heat-dissipating frame, and this retaining element is formed as conductive strips.
Description of drawings
Above-mentioned and/or other aspect and advantage of the present invention will become obviously from the exemplary embodiment of describing below in conjunction with accompanying drawing, and can understand easily, in the accompanying drawings:
Fig. 1 is the skeleton view of the discharge cell of a kind of conventional Plasmia indicating panel of explanation;
Fig. 2 is the sectional view of the conventional glass filter of explanation Plasmia indicating panel;
Fig. 3 is the skeleton view of a side of the conventional display board of explanation;
Fig. 4 is the view of explanation according to the Plasmia indicating panel of first embodiment of the invention;
Fig. 5 is the sectional view of explanation membrane according to the invention type light filter;
Fig. 6 and Fig. 7 are the planimetric map of explanation according to the plasma display panel apparatus of second embodiment of the invention;
Fig. 8 and Fig. 9 are the planimetric map of explanation according to the Plasmia indicating panel of third embodiment of the invention;
Figure 10 is that explanation is applied to the sectional view according to the slim light filter of film on the plasma display panel apparatus of third embodiment of the invention;
Figure 11 is the sectional view of explanation according to the Plasmia indicating panel of third embodiment of the invention;
Figure 12 is the planimetric map of explanation according to the Plasmia indicating panel of four embodiment of the invention;
Figure 13 is that explanation is applied to the sectional view according to the light filter on the plasma display panel apparatus of four embodiment of the invention;
Figure 14 provides the sectional view that is used to illustrate according to the plasma display panel apparatus of the 4th embodiment of the present invention;
Figure 15 A and 15C are used to illustrate the planimetric map that is applied to according to the light filter jut example on the plasma display panel apparatus of four embodiment of the invention.
Embodiment
Embodiments of the invention are illustrative and nonrestrictive detailed descriptions.
To carry out detailed reference to embodiments of the invention now, example of the present invention has been described in the accompanying drawings, wherein all identical reference number is represented components identical.A plurality of embodiment are described below, so that by the present invention will be described with reference to accompanying drawing.
Hereinafter, light filter supporting construction and Plasmia indicating panel (PDP) equipment according to the film-type light filter of the embodiment of the invention are described with reference to the accompanying drawings.
According to embodiments of the invention, has multiple PDP equipment.Hereinafter, with the PDP equipment of describing according to most preferred embodiment.In PDP equipment of the present invention, the basic structure of PDP panel is identical with conventional PDP panel.Therefore, with the description of omitting about the PDP structure.
Fig. 4 has illustrated the PDP equipment of first embodiment according to the invention.First embodiment is characterised in that light filter 300 is a kind of film-types, and the non-display area of panel 320 is electrically connected to light filter 300 through earth element 200.
Film-type light filter 300 is electrically connected to the non-display area of panel 320 through earth element 200, thereby is grounded.
According to the earth element 200 in the PDP equipment of first embodiment is to be made by the material that comprises the conducting metal material, this conducting metal material is such as silver (Ag) or copper (Cu), it preferably has the impedance of scope from 0.1 to 1000 Ω, so that can remove charges accumulated on panel 320 effectively.
For example, earth element 200 can form as having the conductive strips of the impedance of scope from 0.1 to 1000 Ω, and this film-type light filter is connected to the non-display area of panel 320 through conductive strips, and is fixed to panel.
Fig. 5 has illustrated the sectional view that is connected to according to the film-type light filter on the panel of PDP equipment of the present invention.
This film-type light filter 300 comprises at least a film, and this film is selected in NIR screened film 311, electromagnetic shielding film 312, light characteristic film 313 and AR film 314.
The NIR that these NIR screened film 311 shieldings produce from panel 300, and electromagnetic wave shielding ripple 312 prevents from from panel to launch electromagnetic wave, NIR screened film 311 and electromagnetic shielding film 312 can be embodied as a film in this panel.That is, a kind of mixing can be played the effect of NIR screened film and electromagnetic shielding film.
Light characteristic film 313 adjustment colour temperature that launch from light filter and that incide the light on the light filter, so that improve the light characteristic of panel, and this AR film 314 is formed on the surface of the slim light filter 300 of film, to avoid light on the panel from the surface reflection of panel.
Bonding coat is provided between each film 311 to 314 that constitutes light filter 300, so that film is bonded to one another safely.This bonding coat does not show in the accompanying drawings, and the order of laminate film 311 to 314 is not limited to the description in the accompanying drawing, but can change.This AR layer 314 can additionally be arranged on the rear surface of panel.
Fig. 6 and Fig. 7 have illustrated the PDP equipment according to second embodiment of the present invention.The panel of this PDP equipment comprises one or more pseudo electrode 110Y and 110Z in its non-display area, and this pseudo electrode 110Y and 110Z are electrically connected to the film-type light filter by earth element 201.
This pseudo electrode 110Y and 110Z are configured to extend to the outside on the border of panel viewing area, perhaps extend to the edge of the substrate of panel, so that panel 320 is electrically connected to driving circuit.This pseudo electrode comprises the pseudo electrode that at least one is selected from following group, this group comprises first pseudo electrode 110Y, it is corresponding to the scan electrode Y that forms in preceding substrate 100, second pseudo electrode 110Z, it keeps electrode Z corresponding to what form in preceding substrate 100, with the 3rd pseudo electrode, it is corresponding to the addressing electrode that forms in the substrate of back.
Earth element 201 at one end contacts with film-type light filter 300, and contact with some pseudo electrodes among the 110Z at the other end and a plurality of pseudo electrode 110Y so that can by pseudo electrode 110Y and 110Z will be on light filter 300 charges accumulated be discharged into the outside of panel.
Earth element 201 can be made by the material that comprises conducting metal, and this conducting metal is such as silver (Ag) or copper (Cu), and the conduction of the impedance that it can be by having scope from 0.1 to 1000 Ω is brought realization.
Film-type light filter 300 is included in one or more films in NIR screened film 311, electromagnetic shielding film 312, light characteristic film 323 and the AR film.
On the other hand, earth element 201 can be electrically connected to the pseudo electrode 110Y and the 110Z of some quantity, and contact with light filter 300 on the non-display area, perhaps earth element 201 just can electrically contact with light filter 300 on its whole zone by being constructed with and light filter 300 similar sizes.
Earth element 201,201a and 201b are formed on the non-display area of a side of panel or many sides.That is, as shown in Figure 6, earth element 201 can be formed on a side of plate 320, and is perhaps as shown in Figure 7, and earth element 201 can be formed on the both sides of plate 320.
If drive panel 320 by two scan methods, this pair scan method is scan electrode Y/ to be kept electrode Z and addressing electrode X is divided into top electrode and the bottom electrode that is used to drive, so that minimizing addressing period, as shown in Figure 7, the pseudo electrode 110Y of scan electrode Y by being electrically connected to light filter 300 and the pseudo electrode 110Z of scan electrode Z just can be released in the electric charge that keeps on the light filter 300.
As mentioned above, in PDP equipment according to second embodiment of the present invention, because pseudo electrode 110Y and the 110Z that on panel, form respectively from electrode Y and Z extension, all be to be electrically connected to light filter 300 through earth element 201, therefore light filter 300 can be fixed on the panel 320, and can remove the electromagnetic wave of accumulation on light filter 300.
Fig. 8 and Fig. 9 have illustrated the planimetric map according to the PDP equipment of the 3rd embodiment of the present invention.Figure 10 has illustrated the sectional view that is applied to according to the film-type light filter of the PDP equipment of third embodiment of the invention.Figure 11 has illustrated the sectional view according to the PDP equipment of the 3rd embodiment of the present invention.
PDP equipment according to third embodiment of the invention is characterised in that ground plane 400 is formed on the panel 320, and is arranged near film-type light filter 301 and 302, and film-type light filter 301 and 302 is electrically connected to ground plane 400 through earth element 202.
With reference to Fig. 8, light filter 301 is connected to the front of the panel 320 with viewing area and non-display area.
In this example, earth element 202 preferably is electrically connected to the part of light filter 301, and wherein this part is set in the non-display area of panel 320.Above-mentioned configuration does not have the viewing area of cover plate 320, therefore can not reduce the contrast of panel.
In this example, ground plane 400,400a and 400b and earth element 202,202a and 202b that ground plane 400,400a and 400b are electrically connected to light filter 301 and 302 can be formed on the side or many sides in the non-display area of panel.As shown in Figure 8, ground plane 400 and earth element 202 can be formed on the side of panel 302.Replacedly, as shown in Figure 9, ground plane 400a and 400b and earth element 202a and 202b can be formed on the both sides of panel 320.
Figure 10 has illustrated film-type light filter 301 on the PDP equipment that is applied to a third embodiment in accordance with the invention and 302 sectional view.Figure 11 has illustrated the sectional view of the PDP equipment of the film-type light filter that is fixed with shown in Figure 10.
With reference to Figure 10, film-type light filter 301 and 302 is applied on the PDP equipment according to the 3rd embodiment, and this film-type light filter 301 and 302 comprises one or more films of selecting from NIR shielded film 321, electromagnetic shielded film 322, light characteristic film 323 and AR film 324.The detailed description of relevant each film will be omitted.
Yet film-type light filter 301 and 302 NIR shielded film 321 and electromagnetic wave shield film 322 have the size less than other film 323 and 324.Therefore, when these films were stacked, light filter 301 and 302 can have groove on its side, for example have groove on downside, and ground plane 400 and groove be connected (interlock).
That is, form groove by film near panel 320.Therefore, groove formation film can change according to the order of the laminate film that constitutes light filter.
And, form ground plane 400 by on the non-display area of the viewing area of contiguous panel 320, placing transparent conductive metal, and the thickness of ground plane 400 preferably the width with groove is identical.In this embodiment, the width of the thickness of ground plane and groove preferably is not more than 1 μ m.
Correspondingly, as shown in Figure 11, in the light filter 301 according to the 3rd embodiment, therefore the film of close panel 320 forms groove less than other film away from panel 320 in light filter 301.And, on the non-display area of panel, form ground plane 400, and it is configured to be connected with groove.
Because ground plane 400 and light filter 301 are electrically connected each other through the earth element 202 that is similar to upside down L shaped shape, therefore just can discharge charges accumulated on light filter, and light filter 301 is fixed on the panel 320.
Figure 12 to Figure 15 has illustrated the PDP equipment according to the 4th embodiment of the present invention.Figure 12 is the planimetric map of explanation structure of the light filter, and Figure 13 and Figure 14 are the sectional views of explanation light filter part.
Light filter 303 according to four embodiment of the invention has a jut 500, this jut is configured to like this, so that compare with other film, the one or more films in the film that constitutes light filter 303 stretch out more in its marginal portion.Earth element 200,201 among the jut 500 of light filter 303 and first to the 3rd embodiment and 202 effect are similar.This jut 500 contacts with the heat-dissipating frame 520 that is provided with on the rear side of panel.
With reference to Figure 12 and Figure 13, be configured to comprise jut 500 except that main part according to the film-type light filter 303 of four embodiment of the invention.That is, film-type light filter 303 comprises main part and jut.
As shown in Figure 13, film-type light filter 303 is included in a kind of or a plurality of film of selecting in NIR screened film 331, electromagnetic shielding film 332, light characteristic film 333 and the AR film 334.Can omit detailed description about these films.
As mentioned above, one or more films that are applied to according to the film-type light filter 303 on the PDP equipment of the 4th embodiment of the present invention have jut 500, this jut 500 can be formed as one or more films, and it is constructed to have the size greater than other film.As long as extending to, this jut 500 has the contacted length of rear side that can make jut 500 and panel 320, so that this jut is electrically grounded to heat-dissipating frame 620.
With reference to Figure 14, light filter 303 with jut 500 combines with panel 320, so that light filter 303 is applied to the front side of plate 320, rear side at panel 320 is used a heat radiator 610 and heat-dissipating frame 620, this heat radiator 610 is used for the heat that panel produces is sent to heat sink, and this heat-dissipating frame 620 is used for radiate heat.
Have jut 500 in a side of panel or the light filter 303 on many sides, this jut 500 contacts with heat-dissipating frame 620.
This PDP equipment also comprises a retaining element 510, and this retaining element is fixed to heat-dissipating frame 620 with jut 500, and it is by making such as the conducting metal of silver (Ag) and copper (Cu).This retaining element 50 is formed the conductive strips of the impedance with scope from 0.1 to 1000, so that can discharge charges accumulated on panel 320 effectively.
Figure 15 A to Figure 15 C has illustrated light filter 303, and jut 500 extends from the marginal portion of the main part of light filter in every way in this light filter.
With reference to Figure 15 A, this jut 500 extends from the upper left corner of the main part of light filter 303a, so that the upper part of these jut 500 cover plates 320, and this jut 500 contact with heat-dissipating frame 620 (shown in Figure 14).This jut 500 can also be arranged on the upper right corner of the main part of light filter 303a.
With reference to Figure 15 B, jut 500a and 500b more than one are set respectively on the upper left corner of the main part of light filter 303b and the lower left corner.Therefore, the top and the lower part of jut 500a and 500b cover plate 320, and they and heat-dissipating frame 620 contact (shown in Figure 14).
With reference to Figure 15 C, on the upper left corner, the lower left corner, the upper right corner and the lower right corner of the main part of light filter 303c, jut 500a to 500d is set respectively.The upper part and the end portion of this jut 500a to 500d cover plate, they contact with heat-dissipating frame 620 (shown in Figure 14).This jut can be arranged on the middle edge part of the main part of light filter, perhaps forms from the whole lateral edge extension of the main part of light filter.
As mentioned above, because the light filter 303 according to the 4th embodiment comprises at least one jut, this light filter 303 is released in charges accumulated on the light filter 303 by jut 500, and do not need earth element 200,201 and 202 and ground plane 400 just can realize the ground connection of film-type light filter and panel and fixing, and earth element 200,201 and 202 and ground plane 400 be needed in first to the 3rd embodiment.
Although the present invention has shown and has described the several illustrative embodiment of the present invention, but those skilled in the art will understand without departing from the principles and spirit of the present invention, can carry out various modifications or variation to these embodiment, scope of the present invention is to be limited by the additional claim and their equivalent form of value.
Claims (19)
1. plasma display panel apparatus comprises:
Panel with viewing area and non-display area;
The film-type light filter that on panel, forms;
Earth element, it is used for the non-display area of panel is electrically connected to light filter.
2. according to the plasma display panel apparatus of claim 1, wherein this light filter is included in one or more films of selecting in AR film, light characteristic film, electromagnetic shielding film and the NIR screened film.
3. according to the plasma display panel apparatus of claim 1, wherein this earth element comprises conductive strips, and these conductive strips comprise a kind of conducting metal material and have the impedance of scope from 0.1 to 1000 Ω.
4. plasma display panel apparatus comprises:
Panel with viewing area and non-display area;
The film-type light filter that on panel, forms;
The ground plane that non-display area on panel forms; And
Earth element, it is used for light filter is electrically connected to ground plane.
5. according to the plasma display panel apparatus of claim 1, wherein this ground plane is to be made by the transparent conductive metal such as ITO.
6. according to the plasma display panel apparatus of claim 4, wherein this earth element comprises conductive strips that include the conducting metal material.
7. according to the plasma display panel apparatus of claim 4, wherein the thickness of this ground plane is not more than 1 μ m.
8. according to the plasma display panel apparatus of claim 4, wherein this light filter has groove at its downside.
9. plasma display panel apparatus according to Claim 8, wherein at least a film in AR film, light characteristic film, electromagnetic shielding film and NIR screened film is less than other film of this light filter of structure.
10. plasma display panel apparatus according to Claim 8, wherein the thickness with ground plane is identical in fact for the width of this groove.
11. a plasma display panel apparatus comprises:
Panel with viewing area and non-display area;
The film-type light filter that on panel, forms;
One or more earth elements, the one or more pseudo electrodes that form on the non-display area of this earth element with panel are electrically connected to light filter.
12. plasma display panel apparatus according to claim 11, wherein this pseudo electrode comprises one or more pseudo electrodes of selecting from following group, this group comprises: first pseudo electrode, second pseudo electrode and the 3rd pseudo electrode, this first pseudo electrode is corresponding to scan electrode, this second pseudo electrode is corresponding to keeping electrode, and the 3rd pseudo electrode is corresponding to addressing electrode.
13. according to the plasma display panel apparatus of claim 12, wherein this earth element is conductive strips.
14. a plasma display panel apparatus comprises:
Panel with viewing area and non-display area;
Light filter with at least one jut, this jut are to form by extending from the marginal portion of the main part of this light filter.
15. according to the plasma display panel apparatus of claim 14, wherein jut is provided at least one side of main part of light filter.
16. according to the plasma display panel apparatus of claim 14, wherein this light filter comprises one or more films of selecting from AR film, light characteristic film, electromagnetic shielding film and NIR film.
17. the plasma display panel apparatus according to claim 14 also comprises:
The heat-dissipating frame that is provided with on the rear surface of panel, wherein this heat-dissipating frame contacts with the jut of light filter.
18. according to the plasma display panel apparatus of claim 17, also comprise a retaining element, it is used for the jut of light filter is fixed to heat-dissipating frame.
19. according to the plasma display panel apparatus of claim 18, wherein this retaining element comprises conductive strips.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040110881A KR100701943B1 (en) | 2004-12-23 | 2004-12-23 | Plasma display panel and method of fabricating the same |
| KR1020040110881 | 2004-12-23 | ||
| KR1020040110882 | 2004-12-23 | ||
| KR1020040115702 | 2004-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1794318A true CN1794318A (en) | 2006-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005101358185A Pending CN1794318A (en) | 2004-12-23 | 2005-12-23 | Plasma display panel apparatus |
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| Country | Link |
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| KR (1) | KR100701943B1 (en) |
| CN (1) | CN1794318A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102237014A (en) * | 2010-04-26 | 2011-11-09 | Lg电子株式会社 | Multi display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100696820B1 (en) * | 2005-11-02 | 2007-03-19 | 삼성에스디아이 주식회사 | Plasma display device |
| KR100817557B1 (en) * | 2006-12-08 | 2008-03-27 | 엘지전자 주식회사 | Plasma display device |
-
2004
- 2004-12-23 KR KR1020040110881A patent/KR100701943B1/en not_active IP Right Cessation
-
2005
- 2005-12-23 CN CNA2005101358185A patent/CN1794318A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102237014A (en) * | 2010-04-26 | 2011-11-09 | Lg电子株式会社 | Multi display device |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20060072314A (en) | 2006-06-28 |
| KR100701943B1 (en) | 2007-03-30 |
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