CN1326208A - Plasma display with drive circuit mounted on one side and method for manufacturing same - Google Patents
Plasma display with drive circuit mounted on one side and method for manufacturing same Download PDFInfo
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- CN1326208A CN1326208A CN00117965A CN00117965A CN1326208A CN 1326208 A CN1326208 A CN 1326208A CN 00117965 A CN00117965 A CN 00117965A CN 00117965 A CN00117965 A CN 00117965A CN 1326208 A CN1326208 A CN 1326208A
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Abstract
A plasma display with a driving circuit mounted on one surface and its manufacturing method are provided. The plasma display comprises a first substrate, a second substrate, a first electrode arranged on the first substrate along a first direction, a second electrode arranged on the second substrate along a second direction, wherein the first direction is approximately vertical to the second direction, a joint electrode arranged on a first edge of the first substrate which is not covered by the second substrate, and an auxiliary conducting device. The second electrode of the second substrate is electrically connected to the bonding electrode through the auxiliary conductive device, so that the second electrode can be conducted with the external circuit.
Description
(plasma-display panel PDP) and manufacture method, specifically, relates to plasma scope and the manufacture method thereof of driver circuit installed on single surface (driving circuit) to the present invention relates to plasma scope.
In order to obtain the jumbotron of plane, full-color, high-res, but avoid the large volume of conventional picture tube display, (plasma-display panel, development PDP) comes into one's own plasma scope gradually.Plasma scope is a kind of with the luminous flat-panel screens of plasma discharge, its structure can imagine that becoming is hundreds thousand of lampets, it is luminous to be in juxtaposition, each lampet can be considered a discharge space (cell) that is filled with a little indifferent gas, its inwall is coated with luminescent substance (1uminescent material), just cause plasma discharge when being pressed on discharge space and produce ultraviolet ray when powering up, when visible light is just sent in ultraviolet irradiation during to the luminescent substance of inwall.The light that is sent not is white light, but the three primary colors red, green, blue of light (R, G B), by arranging trichromatic configuration, make light produce delicate mixing, promptly mirror the color of various kinds in beholder's eye.
The structure system of plasma scope is made up of two parallel glass substrates, and as Fig. 1 and shown in Figure 2, wherein Fig. 2 is the profile of Fig. 1 along A-A ' line.In the face of beholder the place ahead person is called prebasal plate 12 (frontplate); has one scan electrode 13 on it; one dielectric layer 14; in order to cover and protection scan electrode 13; one protective layer 16; be generally a magnesium oxide layer (MgO), in order to protect scan electrode 13 and to keep the surface charge that scan electrode 13 discharges.Another side is called back of the body substrate 11 (rear plate), also has an address electrode 17 on it, and scan electrode 13 and the direction of address electrode 17 be about vertically, makes two electrodes intermesh and be able to discharge in the staggered place.Back of the body substrate comprises a dielectric layer 18 in addition, covers and protect this address electrode 17.Wherein, have more a barrier rib (rib) structure 19 between two glass plates, in order to define a plurality of discharge spaces (discharge cell).Scribble one deck luminescent substance 10 (1uminescentmaterial) on discharge space 1 inwall, in addition, more fill the mist of an xenon and neon in the discharge space 1, when powering up when being pressed on electrode 13,17, produce plasma discharge in the discharge space 1, cause luminescent substance 10 and send visible light.Have more an involution wall 15 (sealing frit) between two glass plates, in order to the sealing and fixing two substrates.
As shown in Figure 3, when having the glass substrate involution now, because the direction of electrodes series is orthogonal, therefore to be designed to length and width inequality for two substrates, when prebasal plate 12 places on the back of the body substrate 11, the two substrates edge is outstanding mutually, and the bonding electrodes 131,171 of substrate edge part is exposed, and is not covered by another substrate.Thus, the bonding electrodes 131,171 that exposes is able to respectively and external drive circuit (not shown) conducting.Yet because substrate involution Hou, bonding electrodes 131,171 lays respectively on the double-basis plate of display, and is so double-face electrode must load external drive circuit (direction A and direction B) with two directions, very inconvenient.
Moreover, because intensity is not still fixed, do not had to glass paste shape before glazing, if immediately with the glass substrate involution, can produce between offset (shift), glass substrate problems such as spacing compression, so necessarily must waiting until glass paste glazing Hou, the contraposition involution just can carry out.Therefore, prior art must adopt the program of twice glass paste coating and glazing, could accurately two substrates accurately be fixed in predeterminated position, and is forming the involution wall 15 among Fig. 1, very time-consuming, take a lot of work.
Duty is event, the applicant is in view of the disappearance of prior art, be through concentrated test and research, and spirit of working with perseverance, invent out the present invention's " plasma scope of driver circuit installed on single surface and manufacture method thereof " eventually, only need driver circuit installed on single surface, production cost reduction, output are improved.Below be brief description of the present invention.
Main purpose of the present invention is, a kind of plasma scope and manufacture method thereof of novelty is provided, in its two substrate side's length greater than the opposing party's length.This plasma displaying appliance has an additional conductive device and a bonding electrodes, in order to change the supply path of the electrode on the less substrate.
Another purpose of the present invention is, a kind of plasma scope and manufacture method thereof of novelty is provided, and only needs folk prescription to loading drive circuit.
Another object of the present invention is, a kind of plasma scope and manufacture method thereof of novelty is provided, and easilier carries out substrate involution and contraposition.
Plasma scope of the present invention, it comprises at least: one first substrate; One second substrate places on first substrate, with first substrate distance and towards first substrate, the first substrate length is greater than the second substrate length at interval; One first electrode is located on first substrate along a first direction; One second electrode is located on second substrate along a second direction, and wherein first direction is about vertical with second direction: a bonding electrodes, be located at one first limit that is not covered on first substrate by second substrate; And an additional conductive device, comprising one first conductive pole and one second conductive pole, first conductive pole system is outstanding by bonding electrodes, and second conductive pole system is outstanding by second electrode, and contacts first conductive pole.Wherein the bonding electrodes on first substrate system is electrically connected an external circuit, and second electrode system of second substrate is electrically connected to bonding electrodes via the additional conductive device, make second electrode can with the external circuit conducting.
The conception according to the present invention, plasma scope of the present invention more comprises an involution wall, between first substrate and second substrate, in order to involution first substrate and second substrate.The position of involution wall can be between additional conductive device and edge, first substrate, first limit, or between an additional conductive device and a barrier rib.Barrier rib system is between first substrate and second substrate, in order to define a discharge space.
Another purpose of the present invention is, a kind of plasma scope manufacture method is provided, plasma scope comprises one first substrate and one second substrate, second substrate system places on first substrate, with first substrate distance and towards first substrate, the first substrate length is greater than the second substrate length at interval.Method comprises the following steps: that (a) forms one first electrode along a first direction on first substrate; (b) one first limit that is not covered by second substrate on first substrate forms a bonding electrodes, and forms one first conductive pole on bonding electrodes; (c) form one second electrode along a second direction on second substrate, it is vertical that second direction system and first direction are about, and one first end on second electrode forms one second conductive pole; (d) first conductive pole is contacted with second conductive pole,, and make second electrode of second substrate be electrically connected to the bonding electrodes of first substrate with locating engagement first substrate and second substrate; And (e) form an involution wall in the second substrate outer rim, make plasma scope in order to first and second substrate of sealing and fixing.
Perhaps, above-mentioned plasma scope manufacture method is to comprise the following steps: that (a) forms one first electrode along a first direction on first substrate; (b) one first limit that is not covered by second substrate on first substrate forms a bonding electrodes, and forms one first conductive pole on bonding electrodes; (c) form one second electrode along a second direction on second substrate, it is vertical that second direction system and first direction are about, and one first end on second electrode forms one second conductive pole; (d) between first electrode and bonding electrodes, form an involution wall, in order to first and second substrate of involution; And (e) first conductive pole is contacted with second conductive pole, with locating engagement first substrate and second substrate, and make second electrode of second substrate be electrically connected to the bonding electrodes of first substrate.
Another object of the present invention is, provide a kind of can with an external circuit folk prescription to the plasma scope that is electrically connected, it comprises at least: one first substrate, first substrate has a upper surface, upper surface can be divided into an area of coverage and an exposed region, and exposed region has one first edge; One second substrate, second substrate have a lower surface and one second edge, and second substrate places on the first substrate area of coverage, and following surface is towards first substrate, and the first exposure of substrates district is protruded in outside second substrate, second edge; One signal electrode is located at second base lower surface, and extends to second substrate, second edge; One bonding electrodes is located at first upper surface of base plate, and extends to first edge in the first exposure of substrates district from the first substrate area of coverage, and bonding electrodes is positioned at the first exposure of substrates district part and can be used to be electrically connected with an external circuit; One first conductive pole is projected upwards by first upper surface of base plate, and is electrically connected bonding electrodes; And one second conductive pole outstanding downwards by second base lower surface, and contact first conductive pole and be electrically connected signal electrode.Wherein the signal electrode of second substrate can be via first conductive pole and second conductive pole and is electrically connected to bonding electrodes, make signal electrode can with the external circuit conducting.
The conception according to the present invention, above-mentioned plasma scope more comprises an involution wall, and the involution wall is connected to first substrate and second substrate in two ends up and down, in order to sealing and fixing first substrate and second substrate.The preferably, the involution wall is connected to the first exposure of substrates district and second substrate, second edge in two ends up and down, or is connected to the first substrate area of coverage and second base lower surface.
Still a further object of the present invention is, a kind of plasma scope manufacture method that can be electrically connected with an external circuit is provided, plasma scope comprises one first substrate and one second substrate, the first substrate cording has a upper surface, upper surface can be divided into an area of coverage and an exposed region, and exposed region has one first edge, and second substrate has a lower surface and one second edge.Method comprises the following steps: that (a) forms a bonding electrodes in first upper surface of base plate, extends to first edge in the first exposure of substrates district from the first substrate area of coverage, and one first conductive pole, is electrically connected bonding electrodes and projects upwards; (b) form a signal electrode in second base lower surface, extend to second substrate, second edge, and one second conductive pole, be electrically connected signal electrode and outstanding downwards; (c) second substrate is placed on the first substrate area of coverage, and with second base lower surface towards first substrate, the first exposure of substrates district is protruded in outside second substrate, second edge, first conductive pole is contacted with second conductive pole, make the signal electrode of second substrate be electrically connected to the first substrate bonding electrodes, and then make bonding electrodes be positioned at the first exposure of substrates district part to can be used to be electrically connected with external circuit; (d) form an involution wall in the first exposure of substrates district, make the involution wall be connected to the first exposure of substrates district and second substrate, second edge in two ends up and down, make plasma scope in order to first and second substrate of sealing and fixing.
Perhaps, above-mentionedly a kind ofly can be electrically connected the plasma scope manufacture method with an external circuit, system comprises the following steps: that (a) forms a bonding electrodes in first upper surface of base plate, extend to first edge in the first exposure of substrates district from the first substrate area of coverage, one first conductive pole, be electrically connected bonding electrodes and project upwards, and an involution wall, be positioned at the first substrate area of coverage and project upwards; (b) form a signal electrode in second base lower surface, extend to second substrate, second edge, one second conductive pole is electrically connected signal electrode and outstanding downwards; (c) second substrate is placed on the first substrate area of coverage, and with second base lower surface towards first substrate, the first exposure of substrates district is protruded in outside second substrate, second edge, first conductive pole is contacted with second conductive pole, make the signal electrode of second substrate be electrically connected to the first substrate bonding electrodes, and then make bonding electrodes be positioned at the first exposure of substrates district part to can be used to be electrically connected with external circuit; And (d) involution wall upper end is connected with second base lower surface, make plasma scope in order to first and second substrate of sealing and fixing.
Fig. 1 is the pie graph of the existing plasma scope of signal.
Fig. 2 is the profile of Fig. 1 along A-A ' line
Fig. 3 is the state diagram when having plasma scope glass substrate involution now.
Fig. 4 is the part sectioned view of plasma scope first preferred embodiment of the present invention.
The state diagram of Fig. 5 during for the plasma scope first preferred embodiment glass substrate involution of the present invention.
Fig. 6 is the part sectioned view of plasma scope second preferred embodiment of the present invention.
The state diagram of Fig. 7 during for the plasma scope second preferred embodiment glass substrate involution of the present invention.
Fig. 8 is the part sectioned view of another preferred embodiment of plasma scope of the present invention.
Fig. 9 is the part sectioned view of the another preferred embodiment of plasma scope of the present invention.
Figure 10 carries on the back the making flow chart of the outstanding plasma scope of substrate for the present invention.
Figure 11 is the making flow chart of the outstanding plasma scope of prebasal plate of the present invention.
Plasma scope of the present invention, it comprises one first substrate, one second substrate, one first electrode, one second electrode, a bonding electrodes and an additional conductive device at least.This second substrate system places on this first substrate, and with this first substrate distance at interval, make the lower surface of the upper surface of this first substrate, and the length of this first substrate is greater than this second substrate towards this second substrate.This first electrode and second electrode system are located on this first substrate and second substrate along a first direction and a second direction respectively, and wherein this two direction is about vertically.This bonding electrodes is located at one first edge that is not covered by second substrate on first substrate.This additional conductive device comprises one first conductive pole and one second conductive pole, and this first conductive pole system is outstanding by this bonding electrodes, and this second conductive pole system is outstanding by this second electrode, and contacts this first conductive pole.
Wherein, this bonding electrodes system on this first substrate is electrically connected an external circuit, and this second electrode system of this second substrate is electrically connected to this bonding electrodes via this additional conductive device, make this second electrode can with this external circuit conducting.Because the equal conducting of electrode on the two substrates is so plasma scope of the present invention only needs the installed on single surface external drive circuit, comparatively quick, convenient on the processing procedure to the first bigger substrate of length.
Figure 4 shows that plasma scope first preferred embodiment of the present invention.In this example, first substrate is a back of the body substrate 21, has an address electrode 27 on it.Second substrate is a prebasal plate 22, has one scan electrode 23 on it.When two substrate in combination, some is covered (claiming the area of coverage 201) for prebasal plate back of the body substrate 21, and another part then is exposed to (title exposed region 202) outside the prebasal plate.Be coated with a dielectric layer 24 on the scan electrode 23, in order to protection scan electrode 23, and a protective layer 26, be generally magnesium oxide layer (MgO), in order to keep the surface charge that scan electrode 23 discharges.Be coated with one dielectric layer 28 on the address electrode 27 of back of the body substrate 21, in order to protect this address electrode 27.More comprise a plurality of barrier ribs 29 between two substrates in order to define a plurality of discharge spaces 2 (discharge cell), be filled with the mist of an xenon and neon in the discharge space 2, more scribble one deck luminescent substance 20 on the inwall, when powering up when being pressed on electrode 23,27, produce plasma discharge in the discharge space 2, it is luminous to cause luminescent substance.
Be that its material is generally glass paste by an involution wall 25 (sealing frit) sealing and fixing in addition between two substrates.The involution wall is connected to first edge 211 in back of the body exposure of substrates district 202 and one second edge 221 of prebasal plate 22 in two ends about in the of 25.
Because scan electrode 23 is to be located at prebasal plate 22 lower surfaces, and extend to one second edge 221 of prebasal plate 22, bonding electrodes 31 is to be arranged at back of the body substrate 21 upper surfaces, and these back of the body substrate 21 areas of coverage 201 extend to first edge 211 of exposed region 202 certainly, can make between scan electrode 23 and the bonding electrodes 31 via an additional conductive device 30 to be electrically connected.Additional conductive device 30 comprises one first conductive pole 301, and is outstanding downwards by the scan electrode on the prebasal plate 22 23, with one second conductive pole 302, projected upwards by the bonding electrodes 31 of carrying on the back substrate 21 upper surfaces, and contacts this first conductive pole 301.
As shown in Figure 5, the other end of bonding electrodes 31 more is connected to an external circuit 33, as flexible circuit board (FPC), like this then can make scan electrode 23 on the prebasal plate 22 via bonding electrodes 31 and additional conductive device 30 and with these external circuit 33 conductings.Since two substrates top electrode path all conducting to carrying on the back on the substrate 21, so only need be by C direction installed on single surface external drive circuit, i.e. electrode on the may command two substrates so can be simplified the complex steps of traditional two-sided loading drive circuit.In addition, utilize the contact procedure of first conductive pole and second conductive pole, can make the two substrates contraposition more accurate.
Figure 6 shows that plasma scope second preferred embodiment of the present invention, in this example, involution wall 25 is between this additional conductive device 30 and barrier rib 29, and two ends are connected to the lower surface of prebasal plate 22 and the area of coverage 201 of back of the body substrate 21 up and down.Fig. 7 is the top view of Fig. 6.
By first or second embodiment of Fig. 4 to Fig. 7 as can be known, the characteristic of plasma scope of the present invention is that one of them length of two substrates is greater than another substrate length, and utilize a bonding electrodes and an additional conductive device that the supply path of less substrate top electrode is changed on the larger substrate, thus, only need the installed on single surface external drive circuit, and simplify traditional plasma coating and contraposition processing procedure, and then increase production efficiency.
Fig. 8 and Fig. 9 are plasma scope of the present invention two preferred embodiments in addition, with aforementioned two embodiment differences, first substrate is a prebasal plate 22, second substrate is back of the body substrate 21, be the length of the length of prebasal plate greater than back of the body substrate, and make that when two substrate in combination, prebasal plate can protrude in back of the body substrate.
The manufacture method of plasma scope of the present invention, according to outstanding (frontplate extension) the different differentiation of back of the body substrate outstanding (rear plate extension) and prebasal plate, it makes flow process shown in Figure 10 and 11.
Figure 10 shows that the present invention carries on the back the making flow process of the outstanding plasma scope of substrate.Aspect prebasal plate (step 40), at first on prebasal plate, form one scan electrode (step 41); It is outstanding downwards by this scan electrode edge that now forms one first conductive pole (step 42); Now forms a dielectric layer (step 43) and keeps on the electrode in this with a protective layer (step 44).Aspect back of the body substrate (step 50), at first on back of the body substrate, form an address electrode and a bonding electrodes (step 51), regional appellation one area of coverage that is covered by prebasal plate on the back of the body substrate, the zone that is not covered by prebasal plate on the back of the body substrate is called an exposed region, and this bonding electrodes system extends to back of the body exposure of substrates district by the back of the body substrate area of coverage.Form again a dielectric layer (step 52) on this address electrode to protect this address electrode; Now forms a plurality of barrier ribs (rib) (step 53) to define a plurality of discharge spaces; Now forms one second conductive pole (step 54) at this bonding electrodes edge, is projected upwards by bonding electrodes; Now forms one deck luminescent substance (step 55) in each discharge space, in order to Discharge illuminating.Hou is carried out the contraposition of prebasal plate and back of the body substrate and is formed an involution wall (step 56) with the involution two substrates.The involution wall can be formed at prebasal plate outer rim or two substrates inboard between first and second conductive pole and barrier rib, and right Hou is carried out further gluing, filled minimum gas, envelope is ended (tip-off), burning machine canned programs (step 57) such as (aging).
Figure 11 shows that the making flow process of the plasma scope that prebasal plate of the present invention is outstanding.Aspect prebasal plate (step 60), at first on prebasal plate, form one scan electrode (step 61); Now forms a bonding electrodes (step 62) on prebasal plate, regional appellation one area of coverage that is covered by back of the body substrate on the prebasal plate, and the zone that is covered by prebasal plate is not called an exposed region, and this bonding electrodes system extends to the prebasal plate exposed region by the prebasal plate area of coverage; On bonding electrodes, form one first conductive pole (step 63) with Hou, outstanding downwards by this bonding electrodes edge; Now forms a dielectric layer (step 65) and a protective layer (step 65) on this scan electrode.Aspect back of the body substrate (step 70), at first on back of the body substrate, form an address electrode (step 71), on address electrode, form a dielectric layer (step 72) again to protect this address electrode; Now forms a plurality of barrier ribs (step 73) to define a plurality of discharge spaces; Now forms one second conductive pole (step 74) at this address electrode edge, is projected upwards by address electrode; Now forms one deck luminescent substance (step 75) in each discharge space, in order to Discharge illuminating.Hou is carried out the contraposition of prebasal plate and back of the body substrate and is formed an involution wall (step 76) with the involution two substrates.The involution wall can be formed at prebasal plate outer rim or two substrates inboard between first and second conductive pole and barrier rib, and right Hou is carried out further gluing, filled minimum gas, envelope is ended (tip-off), burning machine canned programs (step 77) such as (aging).
Plasma scope of the present invention and manufacture method thereof only need the installed on single surface external drive circuit, and simplify traditional involution wall slurry coating and contraposition processing procedure, thereby the accuracy of promoting production efficiency and contraposition.The present invention must be appointed by the person skilled in the art and executes that the craftsman thinks and be to modify right neither taking off as attached application Protector that claim is desired as all.
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001179659A CN1178265C (en) | 2000-05-31 | 2000-05-31 | Plasma display with single-side mounted driving circuit and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001179659A CN1178265C (en) | 2000-05-31 | 2000-05-31 | Plasma display with single-side mounted driving circuit and its manufacturing method |
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| Publication Number | Publication Date |
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| CN1326208A true CN1326208A (en) | 2001-12-12 |
| CN1178265C CN1178265C (en) | 2004-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB001179659A Expired - Fee Related CN1178265C (en) | 2000-05-31 | 2000-05-31 | Plasma display with single-side mounted driving circuit and its manufacturing method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1296955C (en) * | 2003-12-04 | 2007-01-24 | 友达光电股份有限公司 | The positioning structure of the display board |
| CN1319110C (en) * | 2003-05-21 | 2007-05-30 | 株式会社日立制作所 | Display device |
-
2000
- 2000-05-31 CN CNB001179659A patent/CN1178265C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1319110C (en) * | 2003-05-21 | 2007-05-30 | 株式会社日立制作所 | Display device |
| CN1296955C (en) * | 2003-12-04 | 2007-01-24 | 友达光电股份有限公司 | The positioning structure of the display board |
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| Publication number | Publication date |
|---|---|
| CN1178265C (en) | 2004-12-01 |
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Owner name: YOUDA PHOTOELECTRIC CO., LTD. Free format text: FORMER NAME OR ADDRESS: DAQI TECHNOLOGY CO., LTD. |
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Address after: No. 23, Li Gong Road, Hsinchu Science Industrial Park, Taiwan, China Patentee after: AU Optronics Corporation Address before: No. 23, Li Gong Road, Hsinchu Science Industrial Park, Taiwan, China Patentee before: Daqi Science and Technology Co., Ltd. |
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