WO2003105181A1 - 画像表示装置およびその製造方法 - Google Patents
画像表示装置およびその製造方法 Download PDFInfo
- Publication number
- WO2003105181A1 WO2003105181A1 PCT/JP2003/007201 JP0307201W WO03105181A1 WO 2003105181 A1 WO2003105181 A1 WO 2003105181A1 JP 0307201 W JP0307201 W JP 0307201W WO 03105181 A1 WO03105181 A1 WO 03105181A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sealing
- image display
- display device
- substrate
- rear substrate
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/18—Assembling together the component parts of electrode systems
- H01J9/185—Assembling together the component parts of electrode systems of flat panel display devices, e.g. by using spacers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
- H01J9/26—Sealing together parts of vessels
-
- 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
- H01J11/48—Sealing, e.g. seals specially adapted for leading-in conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/86—Vessels; Containers; Vacuum locks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
- H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/20—Seals between parts of vessels
- H01J5/22—Vacuum-tight joints between parts of vessel
- H01J5/24—Vacuum-tight joints between parts of vessel between insulating parts of vessel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
- H01J9/26—Sealing together parts of vessels
- H01J9/261—Sealing together parts of vessels the vessel being for a flat panel display
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/40—Closing vessels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2329/00—Electron emission display panels, e.g. field emission display panels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2329/00—Electron emission display panels, e.g. field emission display panels
- H01J2329/86—Vessels
- H01J2329/867—Seals between parts of vessels
- H01J2329/8675—Seals between the frame and the front and/or back plate
Definitions
- Image display device and method of manufacturing the same
- the present invention relates to an image display device including: a substrate disposed to face, a large number of electron-emitting devices disposed on one substrate, and a method for manufacturing the same.
- Such flat-panel display devices include a liquid crystal display (hereinafter referred to as an LCD) that controls the intensity of light using the orientation of the liquid crystal, and a plasma that emits phosphors by ultraviolet rays of plasma discharge.
- LCD liquid crystal display
- plasma that emits phosphors by ultraviolet rays of plasma discharge.
- a display panel (hereinafter, referred to as PDP), a field emission display (hereinafter, referred to as FED) for emitting phosphors by an electron beam of a field emission type electron-emitting device, and a surface
- FED field emission display
- SEDs surface conduction electron emission displays
- FEDs and SEDs generally have a front substrate and a rear substrate opposed to each other with a predetermined gap. These substrates constitute a vacuum envelope by joining their peripheral parts to each other via a rectangular frame-shaped side wall.
- a phosphor screen is formed on the inner surface of the front substrate, and a number of electron-emitting devices are provided on the inner surface of the rear substrate as electron emission sources for exciting the phosphor to emit light.
- a plurality of support members are provided between these substrates.
- the potential on the rear substrate side is almost the ground potential, and an anode voltage Va is applied to the phosphor screen.
- the red, green, and blue phosphors that make up the phosphor screen are irradiated with the electron beam emitted from the electron-emitting device, causing the phosphor to emit light, thereby forming an image. indicate.
- Such FEDs and SEDs can reduce the thickness of the display device to a few millimeters, and can be compared to CRTs currently used as displays for televisions and computers. As a result, the weight and thickness can be reduced.
- the front substrate, the back substrate, and the side walls, which are the components of the envelope are heated and joined in the air with an appropriate sealing material, and then joined.
- the inside of the envelope is evacuated through an exhaust pipe provided on the front substrate or the rear substrate, and then the exhaust pipe is vacuum-sealed.
- the exhaust speed is extremely low, and the achievable vacuum degree is low. For this reason, there are problems in mass productivity and characteristics.
- Japanese Patent Application Laid-Open No. 2000-229825 discloses that the final assembly of a front substrate and a rear substrate constituting an envelope is performed in a vacuum chamber. How to do is shown.
- the front substrate and the rear substrate carried into the vacuum chamber are sufficiently heated. This is to reduce the outgassing from the inner wall of the envelope, which is the main factor that deteriorates the degree of vacuum in the envelope.
- the getter film for improving and maintaining the degree of vacuum in the envelope is screened with a phosphor screen. Form on top.
- the front substrate and the rear substrate are heated again to a temperature at which at least one of the sealing materials filled in the front substrate and the rear substrate is dissolved.
- the front substrate and the rear substrate are combined at predetermined positions, and the sealing portion is sealed with a sealing material.
- the front substrate and the rear substrate are cooled until the sealing material solidifies.
- the sealing surface is filled with an indium while the sealing surface is slightly contaminated, the indium has a wettability to the sealing surface. Lower. Therefore, at the time of sealing, indium may flow out of a desired sealing area to another area, which may cause a leak.
- an image display device such as an SED requires a high degree of vacuum, and if any leak occurs in any part of the sealing layer, it becomes a defective product. In order to improve the airtightness and reliability of the sealing part, It is necessary to improve the wettability of indium on the contaminated sealing surface.
- a method of improving the wettability of indium to the sealing surface by providing an underlayer made of metal paste or the like on the sealing surface can be considered.
- the number of manufacturing steps and manufacturing costs for forming the underlayer increase.
- the present invention has been made in view of the above points, and an object of the present invention is to provide an image display device in which the sealing portion has high airtightness and improved reliability, and a method of manufacturing the same.
- an image display device includes an envelope having a rear substrate, a front substrate opposed to the rear substrate, and an inside provided inside the envelope. , A plurality of pixel display elements, and
- the peripheral portions of the front substrate and the rear substrate are sealed with a sealing material, and at least one of the front substrate and the rear substrate sealed with the sealing material is sealed.
- the surface has been modified.
- a method of manufacturing an image display device includes: an envelope having a rear substrate, a front substrate disposed to face the rear substrate, and an inner container provided inside the envelope. A plurality of pixel display elements, and wherein the front substrate and the rear substrate are sealed by a sealing material.
- the sealing surface becomes a clean surface reactivated by the modification treatment.
- the wettability of the sealing material to the sealing surface is improved, and even when the sealing material is melted at the time of sealing, it is possible to prevent the sealing material from flowing out of the sealing surface. Therefore, it is possible to prevent the leakage of the sealing portion and obtain an image display device with improved airtightness and reliability.
- FIG. 1 is a perspective view showing an FED according to an embodiment of the present invention
- FIG. 2 is a perspective view showing a state where a front substrate of the FED is removed
- FIG. 3 is a cross-sectional view taken along line 1 1 1 1 1 1 1 of FIG. 1,
- Fig. 4 is a plan view showing the phosphor screen of the FED
- Fig. 5 shows a state in which an indium layer is formed on the sealing surface of the side wall and the sealing surface of the front substrate constituting the vacuum envelope of the FED.
- FIG. 6 is a diagram schematically showing a vacuum processing apparatus used for manufacturing the above FED.
- FIG. 7 shows the wettability of the indium during vacuum heating when the sealing surface is modified by chemical and physical polishing or heat treatment, and when the sealing surface is not modified.
- FIG. 8 is a cross-sectional view showing a state in which an indium layer is formed on a sealing surface of a side wall constituting a vacuum envelope and a sealing surface of a front substrate in a method of manufacturing an FED according to another embodiment of the present invention. It is a figure.
- this FED includes a front substrate 11 and a rear substrate 12 each made of rectangular glass as an insulating substrate. 3. Opposed to each other with a gap of O mm. The front substrate 11 and the rear substrate 12 are connected to each other through a rectangular frame-shaped side wall 18 to form a flat rectangular vacuum envelope 10 whose inside is maintained in a vacuum state. Make up.
- a plurality of plate-like support members 14 that support an atmospheric pressure load applied to the rear substrate 12 and the front substrate 11 are provided. These support members 14 extend in a direction parallel to the short side of the vacuum envelope 10 and are arranged at predetermined intervals along a direction parallel to the long side.
- the support member 14 is not limited to the plate shape, and a columnar support member may be used.
- a phosphor screen 16 is formed on the inner surface of the front substrate 11.
- the phosphor screen 16 has striped phosphor layers R, G, and B that emit light in three colors, red, blue, and green, and non-light-emitting portions located between these phosphor layers. It is configured by arranging light absorbing layers 20 in a stripe shape.
- Phosphor layer R, G, and B extend in a direction parallel to the short side of the vacuum envelope 10 and are arranged at predetermined intervals along a direction parallel to the long side. .
- an aluminum layer (not shown) is deposited as a metal back.
- a large number of electron-emitting devices 22 are provided as electron-emitting sources for exciting the phosphor layers R, G, and B.
- Each of these electron-emitting devices 22 is configured as a field-emission electron-emitting device that emits an electron beam.
- These electron-emitting devices 22 constituting the pixel display device are arranged in a plurality of columns and a plurality of rows corresponding to each pixel.
- a conductive cathode layer 24 is formed on the inner surface of the rear substrate 12, and a silicon dioxide having a large number of cavities 25 is formed on the conductive cathode layer.
- a cone film 26 is formed.
- a gate electrode 28 made of molybdenum, niobium, or the like is formed on the silicon dioxide film 26.
- a cone-shaped electron-emitting device 22 made of molybdenum or the like is provided in each cavity 25.
- a number of wirings for supplying a potential to the electron-emitting devices 22 are provided in a matrix.
- a video signal is input to the electron-emitting device 22 and the gate electrode 28 formed in a simple matrix system.
- a gate voltage of +100 V is applied when the brightness is highest. +10 kV is applied to phosphor screen 16 n
- the electron beam emitted from the electron-emitting device 22 is modulated by the voltage of the gate electrode 28, and the electron beam excites the phosphor layer of the phosphor screen 16 to emit light. This displays the image.
- the front substrate 11, the rear substrate 12, the side walls 18, and the support members 14 are made of high strain point glass. Is formed. As will be described later, the space between the back substrate 12 and the side wall 18 is sealed with a low-melting glass 30 such as a frit glass.
- the front substrate 11 and the side walls 18 are sealed by an indium layer 31 containing indium (In) as a low melting point sealing material.
- the indium layer 31 is formed in a band shape, and extends in a rectangular frame shape along the side wall 18.
- a phosphor screen 16 is formed on a plate glass serving as the front substrate 11.
- a glass plate having the same size as the front substrate 11 is prepared, and a stripe pattern of a phosphor layer is formed on the glass plate by a plotter machine.
- the glass sheet on which the phosphor strip pattern is formed and the glass sheet for the front substrate are placed on a positioning jig and set on an exposure table.
- a phosphor screen is formed on a glass plate to be the front substrate 11. Thereafter, a metal knock is formed on the phosphor screen 16.
- the electron-emitting device 22 is formed on the glass plate for the rear substrate. I do.
- a matrix-like conductive cathode layer is formed on a sheet glass, and the conductive force source layer is formed on the conductive glass layer by, for example, a thermal oxidation method, a CVD method, or a sputtering method. Then, an insulating film of a silicon oxide silicon film is formed.
- a metal film for forming a gate electrode such as Limolybdenum or Niobium is formed on the insulating film by, for example, a sputtering method or an electron beam evaporation method.
- a resist pattern having a shape corresponding to the gate electrode to be formed is formed on the metal film by a resodara filter.
- the metal film is re-etched by a wet etching method or a dry etching method to form a gate electrode 28.
- the insulating film is etched by a wet etching method or a dry etching method to form cavities 25.
- electron beam evaporation is performed from a direction inclined at a predetermined angle with respect to the rear substrate surface, so that aluminum or nickel is formed on the gate electrode 28.
- a release layer made of Thereafter, for example, molybdenum as a material for forming a force source is vapor-deposited from a direction perpendicular to the rear substrate surface by an electron beam vapor deposition method.
- the electron-emitting device 22 is formed inside each cavity 25.
- the release layer and the metal film formed thereon are removed by a lift-off method.
- the periphery of the back substrate 12 on which the electron-emitting devices 22 are formed and the rectangular frame-shaped side wall 18 are moved in air. They are sealed to each other by low melting point glass 30.
- the rear substrate 12 and the front substrate 11 are sealed to each other via the side wall 18.
- first, physical polishing, chemical polishing, or heat treatment is performed on the upper surface of the side wall 18 serving as the sealing surfaces 32 and 33 and the inner peripheral portion of the front substrate 11.
- the sealing surfaces 32 and 33 are modified into clean surfaces, and the wettability to indium is improved.
- an indium is applied to the sealing surfaces 32 and 33 to form a rectangular frame-shaped indium layer 31 extending over the entire circumference.
- a sealing material it is desirable to use a low-melting-point metal material having a melting point of about 350 ° C. or less and excellent adhesion and bonding properties.
- Indium (In) used in the present embodiment has not only a melting point as low as 156.7 ° C., but also has excellent features such as a low vapor pressure and not being brittle even at a low temperature.
- the low melting point metal material is not a simple substance of In, but at least Ag, Ni, Co, Au, Cu, Sn, Bi, Zn.
- An alloy in which any one of the above elements is added alone or in combination may be used.
- the melting point in a eutectic alloy of In 97% -Ag 3%, the melting point can be further reduced to 141 ° C, and the mechanical strength can be increased.
- the expression “melting point” is used.
- an alloy composed of two or more metals may not have a single melting point.
- the liquidus temperature and the solidus temperature are generally defined.
- the former is the temperature at which part of the alloy begins to solidify when the temperature is lowered from the liquid state, and the latter is the temperature at which the alloy begins to solidify. Is the temperature at which all solidification occurs.
- the expression “melting point” will be used in such a case, and the solidus temperature will be referred to as the melting point.
- a front substrate 11 having an indium layer 31 formed on a sealing surface 33 and a side wall 18 are sealed on a rear substrate 12 and the upper surface of the side wall, that is, As shown in FIG. 5, the back surface assembly in which the indium layer 31 is formed on the sealing surface 32 faces the sealing surface facing each other at a predetermined interval, as shown in FIG. In this state, it is held by a jig or the like, and then put into a vacuum processing device.
- the vacuum processing apparatus 100 includes a load chamber 101, a baking, electron beam cleaning chamber 102, a cooling chamber 103, and a getter film deposition chamber, which are arranged in this order. It has 104, an assembly room 105, a cooling room 106, and an unloading room 107. Each of these chambers is configured as a processing chamber capable of vacuum processing, and all of the chambers are evacuated during FED manufacturing. Adjacent processing chambers are connected to each other by gate valves.
- the rear-side assembly and the front substrate 11 facing each other at a predetermined interval are put into the load chamber 101, and the inside of the load chamber 101 is evacuated to a vacuum atmosphere, and then the baking and the electron beam cleaning chamber are performed. Sent to 102. Base one king, the electron beam cleaning chamber 1 0 2, 1 0 - to 5 P at which point a high vacuum degree of approximately a, rear side assembly and front board 1 1 3 0 0 ° C a temperature of about Heat and bake to release the surface adsorbed gas of each component sufficiently.
- an electron beam generator (not shown) was used to remove the phosphor on the front substrate 11.
- the screen surface and the electron-emitting device surface of the rear substrate 12 are irradiated with an electron beam.
- the electron beam is deflected and scanned by a deflector mounted outside the electron beam generator.
- the phosphor screen surface and the entire surface of the electron-emitting device are cleaned with an electron beam.
- the rear substrate side assembly and the front substrate 11 are sent to a cooling chamber 103 and cooled to a temperature of, for example, about 100 ° C.
- the back-side assembly and the front substrate 11 are sent to a vapor deposition chamber 104, where a Ba film is vapor-deposited on the outer surface of the phosphor screen as a getter film.
- the Ba film is prevented from being contaminated on its surface with oxygen, carbon, and the like, and maintains an active state.
- the rear-side assembly and the front substrate 11 are sent to an assembly chamber 105, where they are heated to 200 ° C. Thereby, the indium layer 31 is again melted or softened into a liquid state. In this state, after bonding the front substrate 11 and the side wall 18 to each other and applying a predetermined pressure, the indium is cooled and solidified. Thereby, front substrate 11 and side wall 18 are sealed by indium layer 31 to form vacuum envelope 10.
- the vacuum envelope 10 thus formed is cooled to room temperature in the cooling chamber 106 and then taken out of the unloading chamber 107. After that, the FED is completed through various post-processes.
- the front substrate 11 and the rear substrate 12 are sealed in a vacuum atmosphere, and both baking and electron beam cleaning are performed.
- the surface adsorbed gas on the substrate and the side wall can be sufficiently released.
- the getter film can maintain a sufficient gas absorbing effect without being oxidized. Therefore, an FED that can maintain a high degree of vacuum can be obtained.
- indium as a sealing material, it is possible to obtain a highly airtight FED without foaming in a vacuum, which is a problem with the flat glass.
- An indium layer is formed on the untreated sealing surfaces 32 and 33, and when the indium is melted in a vacuum, for example, by heating to 300 ° C, the indium is deposited on the sealing surfaces. I will be flipped. This is because the impurities remaining on the sealing surfaces 32 and 33 deteriorate the wettability of indium. Therefore, cormorants I described above, to remove the chemical and physical abrasive C e 0 2 by the Rifugi surface 3 2 is, 3 3 by polishing the sealing surface 3 2, 3 3 impurities. Thereby, the sealing surfaces 32 and 33 are reformed to become a clean surface, and the wettability of indium is greatly improved. Accordingly, indium is not repelled even during vacuum heating, and the occurrence of leakage at the sealing portion can be prevented. As a result, a highly airtight vacuum envelope is obtained.
- Abrasives is not limited to C e O 2, rather by any material with a chemical polishing and physical polishing effect, for example, by using a M n O 2, M n 2 O 3, M n 3 0 4 , etc. Is also good.
- the chemical polishing and the physical polishing are not limited to the sealing surfaces 32 and 33, and the entire inner surface of the front substrate 11 or the rear substrate 12 may be polished.
- sealing surface 3 2, 33 may be modified.
- the sealing surface is polished with a chemical and physical abrasive, or the sealing surface is subjected to a heat treatment to be reformed to become a clean surface.
- the wettability can be greatly improved. Therefore, there is no danger that the image will flow out of the desired sealing area at the time of sealing, and a sealing structure with high airtightness and reliability is realized even for a large FED of 50 inches or more. be able to.
- the electron-emitting device is not limited to a field-emission electron-emitting device, and other electron-emitting devices such as a pn cold-cathode device or a surface-conduction electron-emitting device may be used.
- the present invention also provides a plasma display panel. It can be applied to other image display devices such as (PDP) and Electrified Luminescence (EL).
- the sealing is performed in a state where the indium layer 31 is formed on both the sealing surface 33 of the front substrate 11 and the sealing surface 32 of the side wall 18.
- the front substrate and the side wall 18 are sealed while the indium layer 31 is formed only on the sealing surface 33 of the front substrate 11.
- the configuration may be such that: Further, the space between the peripheral portion of the back substrate 12 and the side wall 18 may be sealed with a metal sealing material such as indium.
- the inner peripheral edge of the back substrate 12 may be used as a sealing surface, and the sealing surface may be subjected to a modification treatment in the same manner as in the above embodiment, and then sealed.
- the wettability to a sealing material is greatly improved by modifying the sealing surface by chemical and physical polishing or heat treatment. Further, it is possible to obtain an image display device in which the sealing portion has high airtightness and improved reliability, and a method of manufacturing the same.
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Gas-Filled Discharge Tubes (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03730851A EP1533827A1 (en) | 2002-06-11 | 2003-06-06 | Image display device and method of producing the device |
KR1020047016882A KR100769383B1 (ko) | 2002-06-11 | 2003-06-06 | 화상 표시 장치 및 그 제조 방법 |
US11/004,993 US20050082975A1 (en) | 2002-06-11 | 2004-12-07 | Image display device and method of manufacturing the same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002-170237 | 2002-06-11 | ||
JP2002170237A JP2004014460A (ja) | 2002-06-11 | 2002-06-11 | 画像表示装置およびその製造方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/004,993 Continuation US20050082975A1 (en) | 2002-06-11 | 2004-12-07 | Image display device and method of manufacturing the same |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2003105181A1 true WO2003105181A1 (ja) | 2003-12-18 |
Family
ID=29727758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/007201 WO2003105181A1 (ja) | 2002-06-11 | 2003-06-06 | 画像表示装置およびその製造方法 |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1533827A1 (ja) |
JP (1) | JP2004014460A (ja) |
KR (1) | KR100769383B1 (ja) |
CN (1) | CN1653578A (ja) |
TW (1) | TWI238430B (ja) |
WO (1) | WO2003105181A1 (ja) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1086931A1 (en) * | 1999-09-27 | 2001-03-28 | Nippon Sheet Glass Co., Ltd. | Method of manufacturing a glass substrate for displays and a glass substrate for displays manufactured by same |
US20010041490A1 (en) * | 2000-03-16 | 2001-11-15 | Ichiro Nomura | Method and apparatus for manufacturing image displaying apparatus |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001210258A (ja) | 2000-01-24 | 2001-08-03 | Toshiba Corp | 画像表示装置およびその製造方法 |
-
2002
- 2002-06-11 JP JP2002170237A patent/JP2004014460A/ja not_active Abandoned
-
2003
- 2003-06-06 WO PCT/JP2003/007201 patent/WO2003105181A1/ja not_active Application Discontinuation
- 2003-06-06 KR KR1020047016882A patent/KR100769383B1/ko not_active IP Right Cessation
- 2003-06-06 CN CNA03809164XA patent/CN1653578A/zh active Pending
- 2003-06-06 EP EP03730851A patent/EP1533827A1/en not_active Withdrawn
- 2003-06-09 TW TW092115561A patent/TWI238430B/zh not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1086931A1 (en) * | 1999-09-27 | 2001-03-28 | Nippon Sheet Glass Co., Ltd. | Method of manufacturing a glass substrate for displays and a glass substrate for displays manufactured by same |
US20010041490A1 (en) * | 2000-03-16 | 2001-11-15 | Ichiro Nomura | Method and apparatus for manufacturing image displaying apparatus |
Also Published As
Publication number | Publication date |
---|---|
EP1533827A1 (en) | 2005-05-25 |
CN1653578A (zh) | 2005-08-10 |
TW200404320A (en) | 2004-03-16 |
KR100769383B1 (ko) | 2007-10-22 |
TWI238430B (en) | 2005-08-21 |
KR20040106361A (ko) | 2004-12-17 |
JP2004014460A (ja) | 2004-01-15 |
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