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WO/2000/063941A1 |
In cathode ray tubes with a dotted screen structure (20), current requirements make it necessary to have a screen structure (25) with elongated matrix apertures, in order to have a good performance with respect to moiré and luminance. T...
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WO/2000/062323A1 |
The present invention provides an improvement in a color picture tube (10) having a tension mask (24) supported by a support frame (28) mounted within said tube. The mask has a significantly lower coefficient of thermal expansion than th...
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WO/2000/062144A2 |
A computer monitor hood (300, 380) is provided having top (302), left side (322), and right side (322) shading panels. The computer monitor hood is formed as a monolithic structure, and is made of rigid material having elastic memory. Wh...
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WO/2000/059839A1 |
A tape for heat sealing substrates comprising a self-supporting layer of glass sealant wherein the glass sealant layer comprises a low-softening point glass, a plurality of refractory particles, a dispersant, and a binder. Also described...
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WO/2000/060635A1 |
A color picture tube (10) has a tension mask (24) attached to a support frame (50), wherein the mask is made from a material having a significantly lower coefficient of thermal expansion than the coefficient of thermal expansion of the m...
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WO/2000/060636A1 |
A color picture tube (10) has a tensioned mask (24) supported by a support frame (28) mounted within said tube. The mask has a significantly lower coefficient of thermal expansion than the frame. Intermediary members (48) are located bet...
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WO/2000/060637A1 |
The present invention provides an improvement in a color picture tube (10) having a tension mask (24) supported by a support frame (50) mounted within the tube. The mask includes an active apertured portion (40) formed by a plurality of ...
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WO/2000/060634A1 |
An active Ba film, for example, is formed as a gettering film in a vacuum atmosphere on a face plate (10) having a phosphor layer and a metal back layer formed on a base. While maintaining the vacuum atmosphere, the face plate (10) is op...
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WO/2000/060639A1 |
A colour display device comprising a cathode ray tube and a deflection unit. The display device includes a compensation coil arranged circumferentially around the display tube, for example on the deflection unit, and means to supply dc c...
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WO/2000/060638A1 |
A color picture tube (10) has a tensioned mask (24) supported by a support frame (50) mounted within the tube. The mask has a significantly lower coefficient of thermal expansion than the frame. The mask has an active apertured portion (...
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WO/2000/060569A1 |
A durable electron source exhibiting uniform or less varying characteristics is provided. A plurality of row wires (8) intersect with a plurality of column wires (6) on a substrate (1). An electron-emitting element consisting of element ...
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WO2000013168A9 |
A field emission display (700) having an improved operational life. In one embodiment, the field emission display (700) comprises a plurality of row lines (230), a plurality of column lines (250), and a plurality of electron emissive ele...
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WO/2000/057641A1 |
The present invention relates to a vibration damping structure capable of suppressing vibration and noise, by using a vibration damping member with a vibration frequency different from that of a vibrating part, in order to damp vibration...
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WO/2000/057447A1 |
Electron-beam deflection system (2) for cathode-ray tubes, which comprises a pair of vertical deflection coils (4), a pair of horizontal deflection coils and a rigid separator (2) which isolates the pairs of deflection coils from each ot...
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WO/2000/057448A1 |
Electromagnetic deflection unit for colour cathode-ray tubes, comprising a pair of frame deflection coils and a pair of line deflection coils, at least one of these two pairs of coils having the shape of a saddle, each saddle-shaped defl...
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WO/2000/055883A1 |
A core for deflection yokes hardly causing magnetic saturation by optimizing the relationship between the distribution of magnetic flux density and the cross sectional area of the core. The core is tubular and fitted between the neck por...
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WO/2000/055383A1 |
A material for shadow mask having the following composition of components: C $m(F) 0.0008 wt.%, Si $m(F) 0.03 wt.%, Mn: 0.1 to 0.5 wt.%, P $m(F) 0.02 wt.%, S $m(F) 0.02 w.%, Al: 0.01 to 0.07 wt.%, N $m(F) 0.0030 wt.%, B: an amount satisf...
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WO2000034973B1 |
A flat-panel display contains a pair of plate structures (20, 22) separated by a spacer (24) having a rough face (54, 56). When electrons strike the spacer, the roughness in the spacer's face causes the number of secondary electrons that...
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WO/2000/054246A1 |
An electron beam display comprising a first substrate (1011) having an electron emitting device (1012); a second substrate having a transparent substrate (1017), a phosphor layer (1018) provided on the transparent substrate, a mask membe...
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WO/2000/054307A1 |
An image forming device having an enclosure comprising a pair of mutually opposed substrates and an outer frame interposed between the substrates and further comprising in the enclosure an electron source provided on one of the substrate...
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WO/2000/052726A1 |
A cathode structure for a field emission display (FED) includes a substrate made of glass and electrodes disposed on the substrate. The substrate if formed of a photosensitive glass and includes groove-shaped recesses, with the electrode...
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WO/2000/052727A1 |
An electron beam emitting device having a first plate provided with electron emitting elements (15) and an electrode (8) opposed to the first plate and given a potential for accelerating electrons emitted from the electron emitting eleme...
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WO/2000/052728A1 |
An air-tight device having an inside pressure lower than an outside pressure, comprising a plurality of plate-shaped spacers (15) which suppress the deformation of an inside form and getter materials (9) for increasing the degree of vacu...
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WO/2000/051156A1 |
In a plasma display or a field emission display, sub-pixels having extra (non-saturating) phosphors are applied to enhance the efficacy. Depending on the luminance and color of a pixel to be displayed, driving of the most efficient combi...
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WO/2000/051155A1 |
An enclosure for image forming devices manufactured by a method including a bonding step at which the bonding is conducted at a temperature lower than 400 °C being the lowest temperature necessary at a frit-bonding step, having merits s...
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WO/2000/051154A1 |
A structure and method for forming a column electrode for a field emission display device wherein the column electrode (702) is disposed beneath the field emitters and the row electrode. In one embodiment, the present invention comprises...
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WO/2000/051153A1 |
In a field emission display device, a spacer assembly (100) and a method for forming a spacer assembly (100). In one embodiment, the present invention is comprised of a spacer wall (102) which has a specific secondary electron emission c...
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WO/2000/051158A1 |
An electron beam device having an airtight container, an electron source provided in the container and a spacer (1), characterized in that the spacer (1) has at least an area (4) where a fine particle-containing layer exists, a sheet res...
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WO/2000/051157A1 |
The support frame for a planar mask pertaining to a cathodic colour display tube, which is generally rectangular in shape, comprises two vertical end members (41,41') that are placed opposite each other and can receive a planar mask, in ...
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WO/2000/049189A1 |
Shadow mask material for a color picture tube excellent in tensile strength and high-temperature creep strength, a shadow mask and a color picture tube incorporating it, wherein the shadow mask material for a color picture tube consists ...
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WO/2000/048223A1 |
A cathode ray tube (1) comprises an electrically conductive layer (10) shielding against alternating electric fields produced by the deflection unit (5). The electrically conductive layer (10), including an electrically conductive polyme...
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WO/2000/047791A1 |
A material of a shadow mask for a color picture tube is characterized by consisting of a low carbon steel containing 0.02 to 0.5 wt% of Mn, by consisting of a low carbon steel containing 0.0001 to 0.08 wt% of C and 0.02 to 0.5 wt% of Mn,...
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WO/2000/048217A1 |
A cathode ray tube, which has a getter assembly (18) for providing proper vacuum conditions within the tube. The getter assembly (18) comprises a resilient strip (19) having a first end portion (23) and a second end portion (25), and is ...
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WO/2000/048222A1 |
A panel (2) of a vacuum envelope includes a substantially rectangular effective portion (8) having a substantially flat outer surface and also having a phosphor screen (1) formed on an inner surface, and a skirt portion (9) provided alon...
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WO/2000/048221A1 |
An electron gun (5) for a cathode-ray tube (1) comprises a dish-shaped control electrode (25'). The electrode is made from three separate components: a substantially planar component (61) drilled with apertures (43, 44) so as to allow th...
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WO/2000/046833A1 |
A shadowmask (1) comprising an extra slit (4) which is provided outside a slit (2) made in at least one edge of the shadowmask (1). The extra slit (4) has a cross section defined by a through width (W) defined by the edge (23) on the lig...
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WO/2000/046835A1 |
A cathode-ray tube having an enclosure comprised of a panel (10), a neck (11), a funnel (12), a stem (13), and an evacuating tube (14) all made of glass, characterized in that at least one of the neck, funnel, stem and evacuating tube is...
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WO/2000/045414A1 |
An electron gun structure (22) comprises at least one additional electrode (Gs) arranged along an equipotential surface formed between a focusing electrode (G3) and an anode electrode (G4), which form a main lens. For no deflection, a pr...
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WO/2000/045415A1 |
An electron beam device comprising an electron source having electron emissive elements, an electron beam-irradiated member and a spacer disposed between the electron source and the member and having a conductivity, characterized in that...
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WO/2000/045413A1 |
A shadow mask for CRT comprising a generally rectangular slot provided in the vicinity of the vertical coordinate axis, and a curved slot provided on an outer peripheral side away from the coordinate axis; the generally rectangular slot ...
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WO/2000/045410A1 |
Embedded electronics (102) are operated under normal operating conditions, with power being supplied to embedded electronics via a power source (205). Heat is generated via the normal operation of the embedded electronics (102), and a vo...
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WO/2000/044029A1 |
A surface treating film is spread on a base material glass so that a maximum transmittance and minimum transmittance of an integral body containing base material glass and surface treating film within an effective picture plane satisfy a...
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WO/2000/044026A1 |
In an electron tube (1), a space (S) between the periphery (15b) of a semiconductor device (15) and a stem (11) is filled with an insulating resin (20). Therefore, the insulating resin (20) functions as a reinforcing member even during t...
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WO/2000/044028A2 |
The invention relates to a deflection unit (10) for cathode ray tubes in which the external magnetic stray fields are further reduced and the sensitivity of the line deflection coils (17) is increased. This is done by applying a (prefera...
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WO/2000/044021A1 |
A bandpass filter containing specific combinations of the dyes to yield filters which are adapted to selectively transmit predetermined primary color wavelengths of an electromagnetic spectrum as well as selectively absorb wavelengths ot...
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WO/2000/043814A1 |
A bandpass filter containing specific red dyes alone or in combination with other dyes selectively transmits predetermined primary color wavelengths as well as selectively absorbs wavelengths other than the predetermined primary color wa...
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WO/2000/044023A1 |
A color CRT comprising a light absorbing layer (black layer) and an optical filter layer both disposed on the inner surface of a transparent panel, and a fluorescent layer formed on them, wherein a length from a sealing end of the panel ...
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WO/2000/042635A1 |
The invention relates to a flat light source comprising a front plate and a rear part. The front plate is held at a distance from the rear part by means of spacers. A gaseous filling which is under a pressure lower than the ambient atmos...
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WO1999044218A9 |
A large-area substrate, an emitter electrode structure disposed on the substrate such that the emitter structure is disposed over a substantial portion of the substrate, a plurality of groups of micropoints, an insulating layer disposed ...
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WO/2000/041204A1 |
A cathode ray tube glass panel having an effective picture plane diameter D of at least 500 mm in the diagonal axis direction of a glass panel and an average radius of curvature of at least 10000 mm at the outer surface of a face portion...
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