Abstract: Isolated conductive Charge Storage Pads (CSP's) are incorporated in and strategically positioned to increase the efficiency of a flat panel gas discharge plasma display device. The display comprises a hermetically sealed gas filled enclosure which includes a first glass substrate having a plurality of electrodes covered by a thin dielectric film upon which charge storage pads are placed, and a second glass substrate spaced from the first glass substrate. The second substrate includes a plurality of phosphor coated micro-voids filled with an ionizable gas, each associated with an address electrode.

Abstract: A plasma display panel has spaced apart and parallel first and second substrates. A base 5 glass layer is provided on one surface of the second substrate confronting the first substrate. A plurality of spaced apart parallel ribs are positioned on the base glass layer and between the first and second substrates. Each rib defines a channel with a neighboring rib. A plurality of phosphors capable of emitting light are provided, each of which is positioned a corresponding channel. In particular, the base glass layer and/or ribs are made of material substantially impermeable to and non-reflective of light.

Abstract: Column electrodes W1 to Wm are arranged on the side of a rear glass substrate along a first direction D1 at regular intervals. Row electrodes X1 to Xn and Y1 to Yn include (a) strip bus electrodes Xb1 to Xbn and Yb1 to Ybn alternately arranged on a surface of a front glass substrate closer to discharge spaces at regular pitches to extend in a second direction D2 and (b) square transparent electrodes Xt and Yt having ends connected to the bus electrodes Xb1 to Xbn and Yb1 to Ybn respectively. The transparent electrodes Xt and Yt alternately extend into single ones of unit areas AR adjacent to each other in the first direction D1 through the bus electrodes Xbi and Ybi connected with the ends thereof. The unit areas AR are separated into discharge cells C having discharge gaps defined by opposite edges of the transparent electrodes Xt and Yt and non-discharge cells NC having no discharge gaps. The discharge gaps C are not adjacent to each other in the first and second directions D1 and D2.

Abstract: A plasma display panel that is capable of improving the discharge and light-emission efficiencies and the brightness. In the panel, a sustaining electrode pair is formed on an upper substrate in such a manner to be positioned at the edges of a discharge cell. A trigger electrode pair is positioned between the sustaining electrode pair to cause a trigger discharge for deriving a sustaining discharge. Dielectric layers are formed on the sustaining electrode pair and the trigger electrode pair to have a different thickness.

Abstract: A plasma display panel and a method for fabricating thereof, capable of preventing damage of a sustain electrode and uniformizing a thickness of a dielectric layer, including the steps of forming a predetermined photoresist pattern on an upper glass substrate, forming a groove on the upper glass substrate by the photoresist pattern, forming bus electrodes to be inserted in the groove formed on the upper glass substrate, forming a sustain electrode which is formed to cover the bus electrodes, for causing discharging, forming a dielectric layer on the front surface of the upper glass substrate and forming a protection layer on the dielectric layer, can reduce thickness of the dielectric layer, thus to improve transmissivity, reduce the cost, and decrease a discharging voltage.

Abstract: The present invention provides an AC memory type plasma display panel comprising a pair of substrates and stacked together via a sealing member so as to have a discharge space therebetween, and discharge electrodes and a dielectric layer covering the discharge electrodes formed on at least one of the substrates. The dielectric layer is formed on the surface of the substrate including a display region and a portion outside the display region in which the sealing member is located. The thickness of the portion for bonding of the sealing member outside the display region is smaller than the thickness of the portion corresponding to the display region.

Abstract: An optical filter comprising: a laminate (A) comprising: a first transparent support; and at least one of an antireflection layer, an antiglare layer, a soil-resistant layer, a hard coat layer and an antistatic layer; a transparent support (B); and at least one of a visible light absorption layer and an infrared shield layer, the infrared shield layer absorbing near infrared rays having a wavelength of 750 nm to 1200 nm, wherein the at least one of a visible light absorption layer and an infrared shield layer is provided on the first transparent support at the opposite side to that the at least one of an antireflection layer, an antiglare layer, a soil-resistant layer, a hard coat layer and an antistatic layer are provided, or on the transparent support (B).

Abstract: A plasma flat-panel display comprising a hermetically sealed gas filled enclosure. The enclosure includes a top glass substrate having a plurality of parallel sustaining electrode pairs deposited upon an interior surface thereof and at least one auxiliary electrode associated with each pair of sustaining electrodes deposited upon the interior surface between the associated sustaining electrodes. The enclosure also includes a thin dielectric film covering the sustaining and auxiliary electrodes and a bottom glass substrate separated from the top glass substrate. The bottom substrate includes a plurality of alternating barrier ribs and microgrooves. An address electrode is associated with each microgroove and a phosphor is deposited over a portion of each address electrode. A first voltage is applied to the auxiliary electrode to initiate a discharge between the auxiliary electrode and a sustaining electrode.

Abstract: A plasma display panel having a high power efficiency by reducing parasitic capacitances comprises first and second substrates disposed facing each other, a plurality of address lines formed on the first substrate and extending along a first direction and a plurality of X and Y electrodes formed on the second substrate and extending along a second direction crossing the first direction. A first dielectric layer covers the X and Y electrodes formed on the second substrate, the first dielectric layer having a dielectric constant higher than a dielectric constant of the second substrate, and a trench formed at least through the first dielectric layer in an area between two adjacent X and Y electrodes, the trench extending along the second direction.

Abstract: A capillary discharge plasma display panel with a field shaping layer is disclosed in the present invention. More particularly, a capillary discharge plasma display panel includes first and second substrates, at least one first electrode on the first substrate, a first dielectric layer on the first electrode including the first substrate, at least one second electrode on the second substrate, a second dielectric layer on the second electrode including the second substrate, wherein the second dielectric layer has at least one capillary discharge site corresponding to each second electrode, thereby generating a continuous plasma discharge from the capillary discharge site, a plurality of discharge spaces between the first and second dielectric layers, and at least one third electrode in the second dielectric layer for concentrating the continuous plasma discharge in the capillary discharge site.

Abstract: A plasma display panel includes first and second substrates facing each other and separated by a predetermined distance from each other, a plurality of address electrodes formed on a lower surface of the first substrate in a predetermined pattern, a first dielectric layer covering the address electrodes, a plurality of maintaining electrodes, each including first and second electrodes, formed on an upper surface of the second substrate at a predetermined angle with respect to the address electrodes of the first substrate, a plurality of black matrixes discontinuously formed between the maintaining electrodes in an alternating pattern one by one, a second dielectric layer formed on the second substrate covering the maintaining electrodes and the black matrixes, a plurality of partitions formed between the first and second substrates and defining discharge spaces therebetween, and red, green and blue fluorescent layers coated in the discharge spaces defined by the partitions.

Abstract: In a plasma display panel which is capable of improving colorimetric purity without lowering light efficiency by selectively filtering only visible light of request color, a plasma display panel includes a filter including a grating layer having plural gratings for diffracting lights generated in a plasma display panel at a certain angle and a black matrix layer for transmitting or cutting off the lights diffracted by the grating layer.

Abstract: Disclosed is an AC plasma display device for preventing an error discharge, improving a luminous intensity, and applicable to high definition display. The device includes a front substrate, which has display electrodes in parallel to each other and a non-display line. The line and the display electrode are arranged alternately each other on the front substrate. Further, the device comprises a rear substrate, which has a plurality of data electrodes extending in a direction perpendicular to the display electrodes. The rear substrate forms a discharge space between itself and the front substrate, defines a gap of the discharge space, and has a partition in a belt shape placed between adjoining data electrodes. Furthermore, the rear substrate has a barrier between the partitions at a position facing to the non-display portion so as to have width corresponding to the non-display portion, form a gap between itself and the front substrate, and prevent an error discharge between the display electrodes.

Abstract: The object of the present invention is to provide a gas discharge display device having improved luminous efficiency by effectively using ultraviolet ray, which is absorbed in a partition wall or a protective film and the like without contributing to excitation of a fluorescent material. By adding gadolinium to the materials excluding the fluorescent material among structures surrounding the discharge cell, ultraviolet ray having a wavelength of 315 nm is generated, which can excite the fluorescent material. The ultraviolet ray excites the fluorescent material to generate visible light, and then, electric-light conversion efficiency is improved.

Abstract: Row electrodes X, Y have bus electrodes Xb, Yb extending in the row direction and a plurality of transparent electrodes Xa, Xa′, Ya, Ya′ extending in the column direction, arranged along the bus electrodes Xb, Yb and connected to the bus electrodes Xb, Yb with intersecting. Each end of the transparent electrodes Xa, Xa′, Ya, Ya′ of one of the row electrodes X, Y and each end of the corresponding transparent electrodes Xa, Xa′, Ya, Ya′ of the other are opposed to each other with a discharge gap g in between. Discharge cells C, C′ are formed in a discharge space between a front glass substrate 10 and a back glass substrate 13, opposing the transparent electrodes Xa, Xa′, Ya, Ya′, which form pairs by opposing each other.

Abstract: A flat fluorescent lamp has a vessel or housing including first and second substrates opposed to each other at a small distance, and having discharge gas enclosed therein. A first planar electrode layer being transparent is disposed on an inner surface of the first substrate. A second planar electrode layer is disposed on an inner surface of the second substrate, for electrical discharge in cooperation with the first planar electrode layer. First and second dielectric layers are disposed on respectively the inner surfaces of the first and second substrates to cover the first and second planar electrode layers. First and second fluorescent layers are overlaid on respectively inner surfaces of the first and second dielectric layers, for emitting electromagnetic rays upon the electrical discharge between the first and second planar electrode layers. A pattern of plural projections is formed with the inner surface of the second dielectric layer.

Abstract: Disclosed is a high contrast PDP, comprising a glass substrate, shielding masks, patterned black matrices, transparent electrodes, display electrodes, a dielectric layer, an MgO layer. A black matrix layer is formed on the discharge region and the non-discharge region of the glass substrate and defined into shielding matrices and patterned black matrices respectively. Transparent electrodes are formed on the shielding mask, and display electrodes are formed on the transparent electrodes. The dielectric layer and MgO layer are sequentially formed over the whole glass substrate. The black matrix layer can consist of Cr/Cr2O3, Fe/Fe2O3 or black low melting-point glass. The transparent electrodes can consist of ITO or stannic oxide. The display electrodes can consist of Cr/Cu/Al, Cr/Al/Cr or Ag. The dielectric layer can consist of lead oxide or silicon oxide.

Abstract: Of three primary color phosphors (38) formed in unit luminescent areas (EU) constituting a pixel (EG), the width of a blue phosphor (38B) is about twice the width of red and green phosphors (38R, 38G). This allows a white color temperature of 9300 K without causing deterioration of the phosphors (38) and degrading red and green gradations.

Abstract: The present PDP includes a rear plate, a plurality of barrier ribs on the rear plate, and a front plate in parallel with the rear plate. The front plate includes a transparent dielectric layer, a plurality of joint notches on the transparent dielectric layer, and a protective layer on the transparent dielectric layer that covers the joint notches. The position of each of the joint notches is aligned with the position of one corresponding barrier rib, and each joint notch has a filler to affix within the joint notch corresponding the barrier rib. When the front plate is mounted onto the rear plate, the top of each of the barrier ribs of the rear plate is pushed through the protective layer and is embedded in the corresponding joint notch of the front plate. The filler within each of the joint notches fills the gap between the top of the barrier rib embedded in the joint notch and the joint notch so that the front plate is tightly fixed to the rear plate.

Abstract: A plasma display panel is able to contrast thereof by increasing a color temperature of the plasma display panel, which comprises a dielectric layer controlling a light transmittance for visible light of a certain wavelength emitted from a phosphor in the plasma display panel.

Abstract: In a manufacturing process for a plasma display panel, a protective layer 3 formed of MgO is placed in a non-display area of a display space in which introduction of a discharge gas is provided, so as to face the discharge space. Bus electrodes Xb and Yb of row electrodes X and Y are increased in length to continue extending from inside a display area of the plasma display panel into the non-display area, and thus constitute a pair of discharge electrode for causing a discharge in the non-display area of the discharge space in which the introduction of the discharge gas is provided. When the discharge gas is introduced into the discharge gas, a voltage is applied between the discharge electrodes to cause an aging discharge.

Abstract: A plasma picture screen comprises a front plate including a glass plate on which a dielectric layer and a protective layer are provided; a carrier plate provided with a phosphor layer including a red and a blue phosphor as well as a green Tb3+-activated phosphor, with a ribbed structure which subdivides the space between the front plate and the carrier plate into gas-filled plasma cells; and a green color filter layer. One or several electrode arrays are provided on the front plate and the carrier plate for generating corona discharges in the plasma cells.

Abstract: A plasma display panel is provided with discharge cells CB, CG, CR at intersecting positions of row electrode pairs (X, Y) formed on a front glass substrate 10 and column electrodes D formed on a back glass substrate 13, and formed with phosphor layers 16B, 16G, 16R of the three primary colors of red, green and blue in the discharge cells CB, CG, CR in order. In such plasma display panel, the discharge cell CR formed with a red phosphor layer 16R, the discharge cell CG formed with a green phosphor layer 16G and the discharge cell CB formed with a blue phosphor layer 16B respectively have opening areas SB, SG, SR opening toward the front glass substrate 10, which are set to be increased with decreasing order of luminance in accordance with each luminance of red, green and blue colors.

Abstract: A discharge lamp, suitable for operating by means of a dielectrically impeded discharge, and having metal electrodes arranged on the wall of the discharge vessel has at least one dielectric impeding layer which covers at least a portion of the electrodes. According to the invention, the electrodes are additionally covered directly with a barrier layer, in particular made from sintered glass ceramic, that is to say the barrier layer is, if appropriate, respectively arranged between the electrode and the dielectric impeding layer. The result of this is to prevent metal ions from diffusing out of the electrodes into the dielectric impeding layer and undesirably influencing the properties thereof. Moreover, it is possible in this way to prevent the electrode tracks from evaporating or being sputtered away during operation of the lamp.

Abstract: Disclosed is a plasma display panel comprising a transparent front panel plate comprising a display electrode and a metal oxide layer covering at least the display electrode, a back panel plate, a discharge space formed by adhering the transparent front panel plate and the back panel plate to each other, and a phosphor layer formed to be exposed to the inside of the discharge space. The metal oxide layer is made of a first metal oxide layer formed to cover the display electrode, and a second metal oxide layer formed to cover the first metal oxide layer, and the linear thermal expansion coefficient of the second metal oxide layer is larger than that of the first metal oxide layer. Using this metal oxide layer having the bi-layered structure as a protective layer for the display electrode, a plasma display panel capable of displaying highly minute images can be produced at low costs.

Abstract: A plasma display panel comprises a selective row electrode Z extending between row electrode pairs (X, Y) adjacent to each other in a column direction. A discharge cell is divided by into two by a second transverse wall 15B of a partition wall 15 defining the periphery of the discharge cell: a display discharge cell C1 provided opposite transparent electrodes Xa, Ya of the paired row electrodes X, Y for a sustaining discharge, and a reset and addressing discharge cell C2 provided opposite the selective row electrode Z for a reset discharge and an addressing discharge which are created between the electrode Z and a column electrode D. A clearance r is provided for communication between the display discharge cell C1 and the reset and addressing discharge cell C2.

Abstract: A plasma display panel including a barrier rib for separating a discharge space thereof into a discharge cell unit and a method of fabricating the barrier rib. The barrier rib is formed by utilizing an electro plating technique. Accordingly, it is possible to shield electrical and optical interference between discharge cells and to improve the radiation efficiency. The barrier rib fabricating method is so simple that it can obtain an improvement of the productivity and a reduction of the manufacturing cost.

Abstract: Disclosed is an AC type plasma display panel for back light of liquid crystal display device. The disclosed comprises a rear substrate and a front substrate arranged opposite to each other with a predetermined distance; seal paste for sealing the edges of the substrates; a pair of discharge electrodes interposed between the rear substrate and the front substrate, having a plurality of holes and separated with a predetermined distance in a state of no contact with the substrates; and a plurality of spacers interposed between the rear substrate and discharge electrodes and between the front substrate and discharge electrodes in order to maintain distances.

Abstract: A method and apparatus for stabilizing glow plasma discharges by suppressing the transition from glow-to-arc includes a perforated dielectric plate having an upper surface and a lower surface and a plurality of holes extending therethrough. The perforated dielectric plate is positioned over the cathode. Each of the holes acts as a separate active current limiting micro-channel that prevents the overall current density from increasing above the threshold for the glow-to-arc transition. This allows for a stable glow discharge to be maintained for a wide range of operating pressures (up to atmospheric pressures) and in a wide range of electric fields include DC and RF fields of varying strength.

Abstract: A plasma picture screen, in particular an AC plasma picture screen with a coplanar arrangement having an enhanced luminance. A UV light emitting layer (8) is provided on the front plate (1), which comprises a glass plate (3) on which a dielectric layer (4) and a protective layer (5) are provided, or on the carrier plate (2) with the phosphor (10). The layer (8) comprises a VUV phosphor which converts the VUV light of the plasma discharge into UV light with a wavelength between 200 and 350 nm and emits this in the direction of the phosphor layer (10).

Abstract: A PDP having a novel cell structure that is superior in light emission efficiency is provided. A conductive film to be display electrodes X and Y is formed on side portions of a wall so that a main surface that contributes to discharge in the display electrode X is disposed so as to be opposed to a main surface of the neighboring display electrode Y via a gas space. A power supplying portion straddling plural cells in the display electrodes X and Y is provided on the upper surface of the wall. The display electrodes X and Y are covered with a dielectric layer that is thin at the side portion and thick at the top portion of the wall.

Abstract: The present invention has as its objective to provide a display panel with silver electrodes without yellowing, and a method of production such a display panel.

Abstract: The present invention discloses a plasma display panel device and a method of fabricating the same including first and second substrates, a first electrode on the first substrate, a second electrode on the second substrate, a dielectric layer on the second substrate including the second electrode, a plurality of third electrodes completely buried in the dielectric layer, a plurality of barrier ribs connecting the first and second substrates formed on the second substrate, a UV-visible conversion layer on the second substrate including the second substrate between the barrier ribs, and a discharge chamber where discharge occurs between the first and second substrates, wherein the discharge chamber faces toward the second electrode through a single row of one or more capillaries formed in the dielectric layer.

Abstract: A plasma display panel that is adaptive for shortening an address interval. The PDP is provided with first and second sustaining electrode lines making each row line, and first and second address electrode lines making each column line. The first and second address electrode lines are alternately overlapped with an insulating material as the row lines are progressed.

Abstract: A method for forming a protective layer for a dielectric material in an alternating current type plasma display is provided. In this connection, a coating sol solution is provided which can form a protective layer on a large area substrate without the need to introduce any expensive equipment, the protective layer thus formed being excellent in properties such as strength, adhesion, transparency, and protective properties and capable of being formed by a sol-gel process without use of the conventional vacuum process. The sol solution comprises a dispersion of a precursor to magnesium oxide in a specific form. A method for film formation, using this solution is also provided.

Abstract: A plasma display device includes front and rear substrates, strips of a conductive material on the front substrate, and an insulating layer covering the conductive strips, first and second electrodes parallel to each other and disposed on the insulating layer and a dielectric layer covering the first and second electrodes, third electrodes perpendicular to the first and second electrodes on the rear substrate, and a dielectric layer covering an interior surface of the rear substrate and the third electrodes, barrier walls defining discharge spaces on the dielectric layer of the rear substrate, and phosphor coatings between the barrier walls. The plasma display device further includes conductive strips at positions directly opposite the barrier walls on the inner surface of the front substrate, and an insulating layer over the inner surface of the front substrate covering the conductive strips.

Abstract: A capillary discharge plasma display panel with an optimized capillary aspect ratio is disclosed in the present invention. More particularly, a capillary discharge plasma display panel includes first and second substrates, at least one first electrode on the first substrate, a first dielectric layer on the first electrode including the first substrate, at least one second electrode on the second substrate, a second dielectric layer on the second electrode including the second substrate, wherein the second dielectric layer has at least one capillary discharge site corresponding to each second electrode and the capillary discharge site has a diameter approximately twice as great as a depth, thereby generating a continuous plasma discharge from the capillary discharge site, and at least one discharge space between the first and second dielectric layers.

Abstract: In a flat display device, display can be carried out with high definition and high density, and furthermore, driving power, that is, consumed power can be reduced. First and second substrates 1 and 2 are provided opposite to each other, the first substrate 1 is provided with a discharge maintaining electrode group 5 having a plurality of discharge maintaining electrodes 3 and 4 arranged thereon, and the second substrate 2 is provided with an address electrode group 9 having a plurality of address electrodes 8 arranged thereon. The discharge display is carried out through negative glow discharge and cathode glow discharge.

Abstract: A PDP minimizes a capacitance of phosphors by removing some of the phosphors of each discharge cell to maintain almost same discharge voltage level applied to discharge areas of each discharge cell. The PDP includes a plurality of lower electrodes successively formed on a first substrate in row direction, a plurality of isolation walls formed between the lower electrodes, a plurality of upper electrode sets successively formed on a second substrate opposite to the first substrate to cross the lower electrodes, and a phosphor formed on the first substrate to expose some of the lower electrodes crossed the upper electrode sets.

Abstract: A plasma display panel has front and back substrates, each in a warped state in which a central portion of the substrate projects forwardly relatively to a peripheral portion thereof, presenting a convex front surface, a stress produced in the front and rear substrates pressing the front and rear substrates together with an elastic deformation. A height difference ratio of a central portion, measured from a central part of a short side, of each substrate, divided by a longitudinal width of the substrate is preferably less than 0.1% for each of the substrates.

Abstract: In a plasma display panel, a floating electrode (F1) is provided each portion on at least one of the front glass substrate (10) and the back glass substrate (13) facing the vertical wall (15a) of the partition wall (15) defining partition between the discharge cells (C) adjacent to each other in the row direction, and formed with the same materials as the transparent electrode (Xa, Ya) or the bus electrode (Xb, Yb).

Abstract: An additional dielectric layer (11A) is formed on a backside of a dielectric layer (11) to protrude to the inside of a discharge space (S) and extend along an edge of a discharge cell C in parallel to the row direction. Row electrodes (X, Y) respectively have bus electrodes (Xb, Yb) extending along the edge of the discharge cells (C) in the row direction, and transparent electrodes (Xa, Ya) paired with each other in each discharge cell C. An overlap portion (m) of a proximal end (Xa3, Ya3) of each transparent electrode (Xa, Ya) connected to the bus electrode (Xb, Yb), which overlaps the additional dielectric layer (11A), is designed to be smaller in width than that of a linking portion (Xa2, Ya2) between the overlapping portion (m) and a distal end of the transparent electrode.

Abstract: An image display panel includes a number of channels extending in a first direction. First electrodes extend parallel to the channels and a pair of second electrodes extend perpendicular to the channels. An image cell is created at the position where the pair of second electrodes cross a crossing of a first electrode. An array of cylindrical lenses is arranged on the viewer's side of the panel each having a longitudinal axis substantially parallel to the second electrodes. The pitch of the lens array may be equal to the vertical pitch of the image cells, while the array is shifted with respect to the image cells in a direction substantially perpendicular to the second electrodes. Also, the pitch of the lens array may be smaller than the vertical pitch of the image cells with or without with the aforementioned shift of the lenses with respect to the image cells.

Abstract: A plasma display device includes a first substrate, an address electrode formed on an upper surface of the fist substrate, a first dielectric layer formed on the upper surface of the first substrate and embedding the address electrode, a second substrate which is transparent and forms a discharge space by being coupled to the first substrate, a plurality of maintaining electrodes formed on a lower surface of the second substrate to form a predetermined angle with the address electrode, each of the maintaining electrodes including first and second electrodes, a second dielectric layer formed on the second substrate where the maintaining electrodes are formed and embedding the maintaining electrodes, at least a portion where an electrical field is concentrated formed between the first and second electrodes constituting the maintaining electrodes, and a partition installed between the first and second substrates for sectioning the discharge space.

Abstract: A method of driving a plasma display panel to improve display brightness and luminescent efficiency. In the sustain periods, the same driving signal is sent to the sustain electrode X as well as the address electrode Ai at the same time to achieve the desired volume discharge effect. In addition, the structure of PDPs is modified to raise firing voltages between these electrodes, preventing erasure of the data written in the address periods.

Abstract: A plasma display panel for easy fabrication is provided with an improved black stripe structure. The structure eliminates the black stripes on a front substrate, leading to more freedom in material selection without suffering from the known problem of tarnishing of component members. Further, non-discharge spaces are provided in barrier ribs formed on a rear substrate and black material layers functioning as the black stripes are formed in cavities corresponding to the non-discharge spaces. Thus, this structure serves to form the black material layers in a sequential process which is similar to that for forming phosphor layers, thereby allowing the plasma display panel to have excellent contrast without complicating the structure and the fabrication process thereof.

Abstract: The invention relates to a plasma picture screen with a improved white color point. The front plate (1) of the plasma picture screen has a blue layer on the side facing the plasma discharge. This may be the dielectric layer (4), the protective layer (5), or an additional layer.

Abstract: A plasma display panel has a pair of substrates, a pair of opposed row electrodes disposed adjacently to the display side substrate interposed by a discharge gap, and a dielectric layer covering the row electrodes. The dielectric layer is formed except in the discharge space, thereby forming a vacant space or groove in the discharge gap.

Abstract: Plasma display panel including a plurality of pairs of sustain electrodes on one of two bonded substrates, each having a transparent electrode and a metal electrode for sustaining an initial discharge between the electrodes for a preset time period, wherein the transparent electrode has a plurality of pass through holes, thereby improving a discharge efficiency between electrodes because an increase of a discharge current and a reduction of transmittivity is prevented even if a width of the transparent electrode is increased for improving an overall luminance of the plasma display panel.

Abstract: A sustain electrode (10, 20) formed by a metal thick film consists of (i) a base portion (15, 25) extending along a second direction (D2) and (ii) a projecting portion (16, 26) coupled with the base portion (15, 25) to extend toward another sustain electrode (20, 10) with respect to the base portion (15, 25). The projecting portion (16, 26) consists of (ii-1) two first portions (161, 261) coupled with an end of the base portion (15, 25) in the second direction (D2) to extend along a first direction (D1), (ii-2) a second portion (162, 262) coupled with an end of the first portion (161, 261) on the side of the other sustain electrode (20, 10) in the first direction (D1) to extend along the second direction (D2) and connect the two first portions (161, 261) with each other, and (ii-3) a third portion (163, 263) coupled with portions of the first portions (161, 261) separate from the second portion (162, 262) for connecting the two first portions (161, 261) with each other.