Class / Patent application number | Description | Number of patent applications / Date published |
313491000 | Electrode structure or material | 37 |
20080197763 | DISPLAY APPARATUS - A display apparatus is having a first substrate and a second substrate facing the first substrate. An electrode is located on an inner surface of the first substrate or an inner surface of the second substrate. An electron emitter is located on the electrode. A barrier rib structure is disposed between the first substrate and the second substrate to define a sealed inner space therebetween. The barrier rib structure is comprised of a conductive material. A gas is located between the first substrate and the second substrate. | 08-21-2008 |
20080211379 | Fluorescent Lamp - The disclosed subject matter includes a fluorescent lamp and particularly a cold cathode fluorescent lamp that can be employed as a light source for a LCD backlight unit for a television, a computer, a display, and the like. The fluorescent lamp can include a couple of electrode units located opposite to each other at each end of a tube, a couple of welding beads sealing both the tube and the couple of electrode units, and a filler gas located in the tube. Each of the electrode units can include an emitter electrode that is configured with a crystalline silicon carbide material having an electrical conductivity and including a concave portion formed thereon. The electrode units can prevent blackening on an inner surface of the tube by avoiding the occurrence of spattering. Thus, the fluorescent lamp using the electrode units can enjoy a long life, high reliability, easy manufacture, and the like. | 09-04-2008 |
20080231164 | Flat display panel and method of driving the same - A flat display panel in which a field emission principle of ferroelectrics is applied to improve the luminous efficiency with a low driving voltage, and a method of driving the same. The flat display panel includes a first substrate and a second substrate which face each other, barrier ribs which are disposed between the first and second substrates and partition a space between the first and second substrates into a plurality of display cells, a ferroelectric layer which is disposed to face the display cells and is formed of a ferroelectric material that is to be dielectric-polarized according to an external electric field, a first electrode and a third electrode to which electric fields having different opposite polarities are sequentially applied and which induces polarization inversion in the ferroelectric layer placed between the first and third electrodes so that the ferroelectric layer emits electron beams into the display cells, an excitation gas filled in the display cells to be excited by the electron beams, and a phosphor layer formed in the display cells. | 09-25-2008 |
20080246386 | ELECTRODE SHEET FOR PLASMA DISPLAY PANEL AND PLASMA DISPLAY PANEL USING THE SAME - An electrode sheet for a plasma display panel and a plasma display panel utilizing the same. The electrode sheet for the plasma display panel includes: a dielectric layer having a first surface and a second surface and including a discharge hole for providing a side wall of a discharge space, the dielectric layer being composed of metal oxide (MxOy); and a discharge electrode including a discharge unit around a perimeter of the discharge hole and a connection unit for connecting the discharge unit and another discharge unit to each other, the discharge electrode being within the dielectric layer and composed of metal (M) of the metal oxide (MxOy). Here, the discharge unit of the discharge electrode is within the dielectric layer such that the first surface of the dielectric layer has an area differing from that of the second surface of the dielectric layer. | 10-09-2008 |
20080278056 | COMPACT FLUORESCENT LAMP WITH OUTER BULB - A compact fluorescent lamp having an arc tube is disclosed. The arc tube comprises: at least a first tube part and a second tube part connected to each other through a transverse connecting tube portion including a cold spot. The lamp further comprises an outer bulb enclosing the arc tube. A clip member is adapted to clip to the connecting tube portion. The clip member is for providing heat dissipation from the cold spot and for providing resilient positioning for the arc tube along a longitudinal axis of the lamp. The clip member is comprised of:
| 11-13-2008 |
20090108731 | ELECTRODE FOR COLD-CATHODE FLUORESCENT LAMP - A cold-cathode fluorescent lamp having high brightness with long life and an electrode for this lamp are offered. At least one part of the electrode surface is formed by using one material selected from the group consisting of rhodium, palladium, and alloys of these. For example, a surface layer made of the foregoing material is formed on a base. To increase the bonding strength between the surface layer and the base, a bonding layer made of gold or gold alloy is formed on the base. Because a metal such as rhodium is resistant to alloying with mercury and has a high melting point, a cold-cathode fluorescent lamp provided with an electrode made of the foregoing metal can suppress not only the consumption of the mercury due to the formation of an amalgam but also the reduction in brightness due to insufficient discharging. Furthermore, because the lamp can suppress the consumption of the mercury and electrode, the lamp has long life. | 04-30-2009 |
20090128001 | ELECTRODE FOR COLD-CATHODE FLUORESCENT LAMP - A cold-cathode fluorescent lamp having high brightness with long life and an electrode for this lamp are offered. The electrode comprises a base and a covering layer that covers the surface of the base. The base is formed of one metal selected from nickel, a nickel alloy, iron, and an iron alloy. Consequently, a base having a shape, such as a cup, can be easily produced. The covering layer comprises (a) a surface layer made of tungsten or molybdenum and (b) a bonding layer that is made of zinc alloy and that is placed between the base and the surface layer. In comparison with nickel and iron, tungsten and molybdenum are resistant to sputtering, have a small work function, and have a high melting point. The presence of the bonding layer enables sufficient bonding between the surface layer and base. A cold-cathode fluorescent lamp provided with the foregoing electrode can suppress the reduction in brightness and the consumption of the electrode. Therefore, it has high brightness and long life. | 05-21-2009 |
20090134770 | FLUORESCENT LAMP AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME - Disclosed is an EEFL and LCD device using the same, the EEFL comprising: a glass tube coated with a fluorescent material therein and filled with discharge gas, main electrodes at both ends of the glass tube and sub-electrodes formed at an outer surface of the glass tube and being respectively spaced from the main electrodes, or comprising: a glass tube coated with a fluorescent material therein and filled with discharge gas, main electrodes at both ends of the glass tube, sub-electrodes at an outer surface of the glass tube and being respectively spaced from the main electrodes and electrode connection lines connecting each of the main electrodes and the sub-electrodes to each other. | 05-28-2009 |
20090200916 | Cold cathode fluorescent lamp and method of manufacturing the same - There are provided cold cathode fluorescent lamp with high quality and high reliability and method of manufacturing the cold cathode fluorescent lamp, the cold cathode fluorescent lamp making it possible to reduce the amount of a portion on which a sputter phenomenon occurs thereby reducing the discharge start-up time in the cold cathode fluorescent lamp, and to maintain stable discharge for a long period of time thereby improving the dark start-up characteristic as well as high luminance and long life properties. A cold cathode fluorescent lamp has a cesium zirconate film deposited on inner and outer wall surfaces of each of cup electrodes, and a cesium film obtained by activating the cesium zirconate film and deposited on a phosphor film in the vicinity of each of the cup electrodes, thereby changing the electron emission characteristic on the inner wall surface of each of the cup electrodes during lighting to increase a contacting property to the cesium zirconate film, thus generation of the sputtering of the nickel material forming the cup electrodes is reduced. | 08-13-2009 |
20090206725 | Discharge tube array - A discharge tube array includes a plurality of elongated discharge tubes ( | 08-20-2009 |
20090218928 | ELECTRODE, METHOD FOR PRODUCING ELECTRODE, AND COLD-CATHODE FLUORESCENT LAMP - Cylindrical electrodes ( | 09-03-2009 |
20090218929 | COLD CATHODE FLUORESCENT LAMP - A cold cathode fluorescent lamp is disclosed. The cold cathode fluorescent lamp includes a sealed glass tube provided with a fluorescent layer on an inner surface thereof, inner electrodes provided in opposite ends of the glass tube, and outer electrodes to apply an electric field to the inner electrodes. Each of the inner electrodes includes a first electrode formed in a cup shape and a second electrode provided inside the first electrode and formed in a coil shape. | 09-03-2009 |
20090289543 | Plasma display panel - A plasma display panel includes a pair of substrates facing each other, barrier ribs defining discharge cells between the pair of substrates, sustain electrodes between the pair of substrates, the sustain electrodes including second bus electrodes along a first direction, the second bus electrodes being on the barrier ribs, scan electrodes between the pair of substrates, the scan electrodes including first bus electrodes along the first direction, the first bus electrodes being positioned between adjacent second bus electrodes, address electrodes between the pair of substrates, the address, scan, and sustain electrodes being configured to generate discharge in the discharge cells, and phosphors in the discharge cells, the phosphors being configured to emit light by the discharge. | 11-26-2009 |
20090322204 | COLD CATHODE FLUORESCENT LAMP AND MANUFACTURING METHOD THEREOF - A method for manufacturing a cold cathode fluorescent lamp (CCFL) is disclosed. The CCFL includes a light transmitting shell and an electrode disposed at one end of the light transmitting shell. The method includes the steps of exhausting a gas existing inside the light transmitting shell via a vent of the light transmitting shell, charging at least one inert gas into the light transmitting shell, and removing an amalgam, which is initially disposed in a gas adjusting instrument, into a temporal region of the light transmitting shell after the step of exhausting. | 12-31-2009 |
20100013371 | ELECTRODE MEMBER FOR COLD CATHODE FLUORESCENT LAMP - An electrode member for a cold cathode fluorescent lamp which is excellent in sputtering resistance and a discharge property, and which is excellent in productivity, a method of producing the electrode member, and a cold cathode fluorescent lamp are provided. | 01-21-2010 |
20100102705 | FLUORESCENT LAMP HAVING CERAMIC-GLASS COMPOSITE ELECTRORDE - Disclosed is a fluorescent lamp having ceramic-glass composite electrodes, which has a higher dielectric constant, higher secondary electron emission, and higher polarization under the same electric field, and thus enables the movement of many more electrons and cations, resulting in high brightness. The fluorescent lamp having ceramic-glass composite electrodes includes a glass tube, which has a phosphor applied on the inner surface thereof and is filled with a mixture of inert gas and metal vapor, both ends of which are sealed; and hollow cylindrical electrodes provided at both ends of the glass tube, each of the hollow cylindrical electrodes having a stepped portion between a central portion thereof and an end portion thereof, and being formed of a ceramic-glass composite. As the material for the electrode, a composite, including a CaO—MgO—SrO—ZrO | 04-29-2010 |
20100117514 | ELECTRODE FOR COLD CATHODE TUBE AND COLD CATHODE TUBE EMPLOYING IT - An electrode ( | 05-13-2010 |
20100123383 | DUAL-PURPOSE LIGHT-PENETRATING AND LIGHT-EMITTING DEVICE AND LIGHT-PENETRATIVE ILLUMINATING STRUCTURE - A dual-purpose light-penetrating and light-emitting device is provided. The dual-purpose light-penetrating and light-emitting device includes a first transparent substrate, a spacing sidewall, a second transparent substrate, and a light-penetrative illuminating structure. The spacing sidewall is disposed between the first transparent substrate and the second transparent substrate for configuring a hermetic space. The light-penetrative illuminating structure includes a cathode structure, an anode structure, a low pressure gas layer, and a patterned fluorescent layer. The low pressure gas layer is accommodated in the hermetic space. The cathode structure and the anode structure are oppositely disposed on the first transparent substrate and the second transparent substrate, respectively. The patterned fluorescent layer is positioned between the cathode structure and the anode structure, for allowing an ambient natural light penetrating therethrough. | 05-20-2010 |
20100156270 | Discharge lamp and electrode for use in the same - It is possible to enhance the luminance of a cold-cathode type discharge lamp and to contribute to a prolongation of service life thereof. A discharge lamp | 06-24-2010 |
20100231118 | CATHODE BODY AND FLUORESCENT TUBE USING THE SAME - An object of the present invention is to provide a cathode body having a high intensity, a high efficiency, and a long life. The cathode body of the present invention is manufactured by forming, on a cylindrical cup formed of a metal alloy containing lanthanum oxide and having a high thermal conductivity, a LaB | 09-16-2010 |
20100244659 | PLASMA DISPLAY PANEL - A Plasma Display Panel includes a front panel having a display electrode and a dielectric layer formed on a glass substrate; and a rear panel having an electrode, a barrier rib, and a phosphor layer formed on a substrate. The front panel and the rear panel are disposed facing each other and sealed together at peripheries thereof with discharge space provided therebetween. The display electrode has at least a metal bus electrode including a metal electrode layer containing silver and a glass material, and a black layer containing a black material and a glass material. The glass material of the metal electrode layer and the black layer includes bismuth oxide. An undercut amount of the metal bus electrode is 25 μm or more. | 09-30-2010 |
20100244660 | HOT CATHODE FLUORESCENT LAMP AND ELECTRODE FOR FLUORESCENT LAMP - A long-life hot cathode fluorescent lamp can include a pair of parallel lead wires that can be arranged at each end of a tube. A coiled filament can be connected at its opposite end portions to the lead wires. The coiled filament can have two long pitched regions in which a coil pitch is longer than regions outside of the long pitched regions. Emitter can be located in a region defined between the two long pitched regions. Shape characteristics and intensive current flow obtained by the presence of the long pitched regions can form the origins of discharge near the boundaries between long and short pitched regions. Accordingly, stable discharge can be achieved with the origins of discharge located at ends of the emitter. As a result, the hot cathode fluorescent lamp is allowed to have a long life and stable light emission characteristics. | 09-30-2010 |
20100277058 | COLD CATHODE FLUORESCENT LAMP - There is provided a cold cathode fluorescent lamp that has excellent sputtering resistance and long life, even if high tube current is applied, and can be easily manufactured at low cost. In a cold cathode fluorescent lamp comprising a transparent tube having a fluorescent layer provided on an inner wall surface, containing a rare gas and mercury inside, and having both ends enclosed by sealing members, electrodes provided near both ends inside the transparent tube, and lead wires connected to the electrodes and provided through the sealing members, the electrode contains nickel as a main component and contains cerium metal or cerium oxide. | 11-04-2010 |
20110181177 | FLUORESCENT LAMP ELECTRODE, METHOD FOR PRODUCING SAME, AND A FLUORESCENT LAMP - Provided is a fluorescent lamp electrode, having excellent sputtering resistance and able to retain excellent dark-start characteristics over a long period of time when used as an electrode in a cold cathode fluorescent lamp, and which can be produced inexpensively. A fluorescent lamp of this invention has a prolonged life resulting from the use of said electrode. Said electrode is made by dispersing in a nickel or nickel alloy base one or more rare earth metals selected from among lanthanum, cerium, yttrium, samarium, praseodymium, niobium, europium and gadolinium in the form of a precipitated boride phase. | 07-28-2011 |
20110260602 | AC-PLASMA DISPLAY DEVICES USING METAL NANOPARTICLES OR NANOSTRUCTURES AND METHOD FOR MANUFACTURING THE SAME - The present invention provides an AC plasma display device using metal nanostructures, including: a front panel and a rear panel which are disposed in parallel to each other and at least one of which is provided with electrodes for gas discharge; an electrode layer, a front dielectric layer and a protective film which are sequentially formed on a side of the front panel which faces the rear panel; a phosphor layer which is formed on the rear panel and which is excited and simultaneously radiated by gas discharge occurring in the electrodes; and metal nanostructures included in the protective film and the phosphor layer, and provides a method of manufacturing the same. The AC plasma display device can improve a secondary electron emission coefficient and photoluminescent intensity using surface plasmon excitation because it is provided with a protective film including metal nanostructures. | 10-27-2011 |
20110266943 | MERCURY DOSING METHOD FOR FLUORESCENT LAMPS - A fluorescent lamp includes a discharge tube having an inner wall forming a discharge chamber. One or more coiled electrodes are disposed within the discharge tube. A mercury containing composition is disposed on at least one coiled electrode. | 11-03-2011 |
20110304259 | COILS FOR ELECTRON DISCHARGE DEVICES | 12-15-2011 |
20120153805 | ELECTRODE FOR DISCHARGE LAMP AND MANUFACTURING METHOD THEREOF - An electrode for a discharge lamp includes an electrode body configured to emit thermal electrons. The electrode body is formed by a sintered body of a conductive mayenite compound. | 06-21-2012 |
20120153806 | ELECTRODE FOR DISCHARGE LAMP, METHOD OF MANUFACTURING ELECTRODE FOR DISCHARGE LAMP, AND DISCHARGE LAMP - An electrode for a discharge lamp is provided with a mayenite compound in at least a part of the electrode that emits secondary electrons, and a surface of a surface layer of the mayenite compound is plasma treated. | 06-21-2012 |
20120153807 | ELECTRODE FOR DISCHARGE LAMP AND MANUFACTURING METHOD THEREOF - An electrode for a fluorescent lamp includes a filament and an emitter provided on the filament. The emitter includes a mayenite compound. | 06-21-2012 |
20120212121 | CERAMIC-GLASS COMPOSITE ELECTRODE AND FLUORESCENT LAMP HAVING THE SAME - The present invention provides a ceramic-glass composite electrode and a fluorescent lamp having the same. The ceramic-glass composite electrode according to the present invention is a ceramic-glass composite, which is disposed at the ends of a glass tube of the fluorescent lamp. A stopper is disposed at the end of the glass tube for pushing against the ceramic-glass composite electrode and limiting the position of the ceramic-glass composite electrode slipped on the glass tube. Thereby, flowing of adhesives into the glass tube is avoided when the adhesives are used for gluing the glass tube and the ceramic-glass composite electrode, and hence extending the lifetime of the fluorescent lamp. | 08-23-2012 |
20130187533 | PLASMA DISPLAY PANEL AND METHOD FOR PRODUCING THE SAME - A method for producing a plasma display panel includes steps of forming a bus electrode by separately exposing two regions such as a first electrode region, and a second electrode region divided at a center of a front substrate, forming a barrier rib by separately exposing two regions such as a first barrier rib region, and a second barrier rib region divided at a center of a rear substrate, finding an aperture ratio of the first electrode region and an aperture ratio of the second electrode region in a vicinity of a boundary between the first electrode region and the second electrode region, and finding an aperture ratio of the first barrier rib region and the aperture ratio of the second barrier rib region in a vicinity of a boundary between the first barrier rib region and the second barrier rib region. | 07-25-2013 |
20140125217 | DIELECTRIC BARRIER DISCHARGE LAMP AND FABRICATION METHOD THEREOF - A dielectric barrier discharge lamp includes a lamp tube, a discharge gas, a support member, a first electrode, and a second electrode. The lamp tube has a first and a second sealed end. The discharge gas is filled in the lamp tube. The support member is disposed at the first sealed end and extended toward the inside of the lamp tube. The support member has an accommodating space with its opening facing the inside of the lamp tube. The first electrode is disposed in the lamp tube. A first terminal of the first electrode passes through the opening of the accommodating space. A gap exists between an end of the first terminal of the first electrode and a closed end of the accommodating space. A second terminal of the first electrode penetrates and is closely fitted with the second sealed end. The second electrode is disposed outside the lamp tube. | 05-08-2014 |
20150035429 | EXCIMER LAMP - A first excimer lamp includes: a quartz glass-made light-emitting tube containing an excimer emission gas sealed therein; and a pair of electrodes for generating dielectric barrier discharge. One of the pair of electrodes is disposed in the inner space of the light-emitting tube so as to extend in the direction of a tube axis of the light-emitting tube, and the other one of the pair of electrodes is embedded in the tube wall of the light-emitting tube so as to extend in the direction of the tube axis of the light-emitting tube. The one electrode is electrically connected to a conductive foil hermetically embedded in an end portion of the light-emitting tube. | 02-05-2015 |
313492000 | With shield or additional electrode | 3 |
20080272684 | PLASMA DISPLAY PANEL AND METHOD FOR PRODUCING THE SAME - A method for producing a plasma display panel wherein the projection of the end portions of electrode in the widthwise direction are suppressed so that failure in insulation and pressure proof is not caused upon forming an electrode pattern by collectively exposing and developing a bus electrode having a two-layered structure. When the electrode pattern having two-layered structure by a photolithography method using a mask, exposure is made by applying light, while a part of a surface of portion of a paste film of an electrode material which portion to be formed into the electrode pattern is shield from the light, so that a dent is formed in the electrode surface after developing and the thermal shrinkage of the center portion and the thermal shrinkage of the end portions of the electrode in the widthwise direction are controlled separately by the dent. | 11-06-2008 |
20130088141 | ELECTRODE FOR HOT CATHODE FLUORESCENT LAMP AND HOT CATHODE FLUORESCENT LAMP - An electrode for a hot cathode fluorescent lamp may include a main body that emits thermions, a conductive support that supports the main body, and a lead electrically connected to the conductive support. The main body includes no filament structure and may be made of a bulk material having a columnar shape or an ingot shape formed by a conductive mayenite compound. | 04-11-2013 |
20150364317 | EXCIMER LAMP - Provided is an excimer lamp having a simple and small structure, which can be used in, for example, a refrigerator, and can emit ultraviolet light at a wavelength effective in disinfection processing without generating ozone in a surrounding atmosphere, without leaving gas impurities and moisture in an electrical discharge vessel, and without causing a steep illuminance decrease. A fluorescent substance is disposed on an inner face of the electrical discharge vessel for converting ultraviolet light emitted upon excimer electrical discharge of a light emitting gas to ultraviolet light having a longer wavelength. An inner electrode has a coil shape. A tight winding portion is formed at a certain area of the interior electrode which extends in the center axial direction of the interior electrode such that the coil is tightly wound in the tight winding portion. A getter is attached to the tight winding portion. | 12-17-2015 |