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WO/1996/037906A2 |
A capped electric lamp according to the invention comprises a lamp vessel (10) which is closed in a gastight manner and encloses a light source. The lamp vessel (10) is surrounded by a glass outer envelope (20) which is fastened at an en...
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WO/1996/036066A1 |
According to the invention, a dielectrically obstructed discharge is either superimposed or series-connected in a discharge chamber (3) on or to a conventional, pulsed, dielectrically unobstructed discharge generated between two electrod...
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WO/1996/033509A1 |
A microwave lamp having a compact structure utilizing a coupling slot which is located off center in one direction and a canted bulb stem which is located off center in the opposite direction. A non-conventional waveguide is used which h...
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WO/1996/028840A1 |
Apparatus for exciting an electrodeless lamp to produce visible light. A source of microwave energy (22) is coupled to a cylindrical cavity (10) which encloses an electrodeless lamp (11). The cylindrical cavity (10) includes a sidewall a...
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WO/1996/024948A1 |
A lighting unit according to the invention comprises an electrodeless low-pressure discharge lamp (10) and a high-frequency supply (40). The electrodeless low-pressure discharge lamp (10) is provided with a discharge vessel (20) which is...
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WO/1996/020496A1 |
An electrodeless low-pressure discharge lamp (10) according to the invention is provided with a radiation-transmitting discharge vessel (11) which encloses a discharge space (14) containing an ionizable filling in a gastight manner. The ...
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WO/1996/019009A1 |
A vacuum state microelectronic device comprising at least a cathode, an anode, and a grid, disposed in a cavity, and formed by the wafer bonding of two planar substrates. The technology permits multiple vacuum state microelectronic devic...
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WO/1996/013851A1 |
A metal halide discharge lamp for photo-optical purposes contains an ionisable filling consisting of mercury, at least one rare gas, at least one halogen, aluminium (Al) and Indium (In) and also gallium (Ga). The Ga additive, typically i...
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WO/1996/013053A2 |
A lighting unit according to the invention comprises an electrodeless low-pressure discharge lamp (10) provided with a discharge vessel (20) enclosing a discharge space (21) with an ionizable filling in a gastight manner. The discharge v...
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WO/1996/013141A2 |
The invention relates to a circuit arrangement for operating a lamp (La), comprising: supply input terminals (K1, K2) for connection to a supply voltage source, a transformer (T) provided with a primary winding L1 and a secondary winding...
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WO/1996/008449A1 |
The invention relates to a sintered moulding of Li(Ni)Zn ferrite material, a transformer core and an inductor core of this material as well as several applications of these cores. In accordance with the invention, the majority of the gra...
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WO/1996/005609A1 |
A microwave lamp (5) has a microwave generator (50) for generating microwave radiation, a microwave resonator (51) made of a metal wire cage for focusing the microwave radiation and an enclosed burner (52) arranged within the microwave r...
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WO/1995/028734A1 |
The electrode-less high pressure discharge lamp has a lamp vessel (1) which is surrounded by an electric coil (2). The coil (2) has a first and a second outer turn (3, 4) and a third turn (9) in between. The outer turns are thermally cou...
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WO/1995/027999A1 |
An electrodeless discharge lamp (10) having a lamp envelope (12) containing a fill of mercury and a rare gas is excitable to a discharge state by introduction of RF energy in close proximity thereto. A ballast circuit contained within th...
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WO/1995/027995A1 |
A mounting arrangement for mounting a lamp envelope (14) to a lamp base (12) for an electrodeless fluorescent discharge lamp (10) includes a bulb mounting clip (36) having a center support portion and a plurality of arms (44) extending t...
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WO/1995/023426A1 |
A magnetron (11) for generating electromagnetic energy in the microwave region includes an extension (14) for its antenna terminal (12). The extension (14) extends the length of the antenna (12) to control the phase of the loading on the...
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WO/1995/019027A2 |
A gas discharge display and the method of making same utilizing integrated circuit fabrication techniques. The display is manufactured from heat and pressure resistant planar substrates (200, 212) in which cavities (208) are etched, by i...
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WO/1995/012222A1 |
This invention pertains to an apparatus for coupling electromagnetic energy to electrodeless lamps. A waveguide (20) having one end connected to a source of electromagnetic radiation (23) was closed at the second opposite end (18). A cou...
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WO/1995/010847A1 |
A lamp (2) for providing visible radiation includes tellurium or a tellurium compound in the fill. This substance is present in an amount such that when the fill is excited with sufficient power, substantially all of the radiation result...
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WO/1995/010848A1 |
A sulfur, selenium, and/or tellurium based lamp for providing visible light. The lamp (2) is operated in a regime for providing high efficacy wherein the ratio of the volume to surface area of the bulb is greater than .45 cm, the concent...
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WO/1995/007545A1 |
A backlighting arrangement comprises a discharge lamp envelope (10) and a spirally formed inductive winding (2), the winding formed in a single layer. The electromagnetic field generated when an alternating voltage is supplied to the win...
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WO/1994/027312A1 |
A gas discharge lamp is disclosed which has a sealed envelope filled with a mixture of gases in which the gases are ionized by a high-frequency electrical field applied by external electrodes.
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WO/1994/023442A1 |
A process for operating an incoherently emitting radiation source, especially a discharge lamp, which emits u/v, i/r or visible radiation. The discharge is produced inside a discharge tube by means of a sequence of voltage pulses with de...
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WO/1994/022975A1 |
The invention concerns fluorescent materials which, when irradiated with VUV radiation, in particular at wavelengths in the range between about 145nm and 185 nm, luminesce efficiently in the visible region of the spectrum. To this end, p...
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WO/1994/022280A1 |
An electrodeless discharge lamp (40) includes a discharge vessel (41) containing an ionizable vapor, a generator for providing a high frequency signal, and an induction coil (44) adjacent the discharge vessel and connected to the generat...
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WO/1994/015354A1 |
A high performance projector (1) generates incoherent UV radiation in a wavelength range from 60 nm to 32 nm. High performance projectors (1) of this kind have an inner electrode (4) and an outer electrode (5). The outer electrode is arr...
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WO/1994/010701A1 |
A shrouded pin electrode structure including an elongated pin that extends into the volume of a gas containment structure of an RF excited gas discharge light source and is physically isolated from the discharge gas contained in the volu...
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WO/1994/008439A1 |
An electrodeless lamp bulb (12) is rotated at sufficient rate to obviate isolated discharges. A coaxially excited electrodeless lamp bulb (12) is rotated in such manner that different regions of the bulb are near the high field region ca...
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WO/1993/021655A1 |
The spectral energy characteristic of a discharge lamp is controlled by changing the density of the fill substance. The spectral characteristic can be shifted while substantially maintaining its shape by changing the density of the fill....
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WO/1993/014512A1 |
The proposed source of ultraviolet vacuum radiation comprises a casing (1) the internal cavity (3) of which is filled with a gas. In one of the walls (5) of the casing (1) are provided at least two identical openings (6) for the output o...
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WO/1992/008240A1 |
A high power lamp (2) that may be either an electrodeless or arc lamp is disclosed. The lamp contains a fill of either selenium or sulfur and a small amount of rare gas (e.g. argon or xenon).
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WO/1991/010984A1 |
A video display (10) for use in conveying information as, for example, in a sports stadium. The video display includes a plurality of electrodeless lamps (26) mounted in a metallic housing (12) which is defined by a back wall (14) and a ...
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WO/1991/011017A1 |
An integrated light source (20) for use in a large scale video display. The light source includes a cylindrical housing (22) containing at least one electrodeless fluorescent lamp (24) and a circuit (28) for starting and operating the la...
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WO/1991/009414A1 |
A gas discharge display apparatus (10) in the form of an electroluminescent gas filled panel adapted for quickly and inexpensively making a durable and robust luminous sign using image patterns transferred to the panel by painting, silks...
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WO/1991/005450A1 |
A device (10) with a waveguide (11) powered by a microwave transmitter having an output slot (12) in an outer wall (13) to ignite and maintain a gas discharge and a discharge chamber containing a gas discharge path (15) and arranged para...
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WO/1990/000341A1 |
A gas discharge apparatus (10) includes a discharge chamber (12) including a transparent dome portion (18) and an electrode (22) including base portion (16), which together enclose an ionizable gas. A cup-shaped base member (30) is affix...
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WO/1989/011159A1 |
A gas discharge display apparatus (10) in the form of an electroluminescent gas filled panel adapted for quickly and inexpensively making a durable and robust luminous sign using image patterns transferred to the panel by painting, silks...
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WO/1989/010046A1 |
A fluorescent light source (10) based on a phosphor excited by a molecular discharge is described. The fluorescent light source (10) comprises a capacitively coupled compact fluorescent lamp (20) coated with a manganese doped magnesium a...
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WO/1989/001234A1 |
A power supply circuit for a magnetron adapted to supply microwave energy to an electrodeless discharge bulb is disclosed. The circuit comprises a rectifier coupled across a commercial AC voltage source, a filter for smoothing the output...
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WO/1988/006397A2 |
A gas discharge apparatus includes a discharge chamber including a transparent dome portion and an electrode-including base portion, which together enclose an ionizable gas. A cup-shaped base member is affixed at its periphery to the edg...
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WO/1987/004562A1 |
A flat light source comprising two sheets of material at least one of which is transparent, the sheets being overlaid one upon the other and sealed together to form a gas-tight enclosure. One or more gas discharges can be initiated withi...
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WO/1983/004099A1 |
Method and device for the production of photons (7), in the ultraviolet wavelength range, comprising the implantation in a solid matrix of inert or respectively matrix-insoluble gas ions, the excitation of the gas imprisoned (2) in the s...
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JP2024067260A |
[Problem] To provide a lamp that can effectively perform ultraviolet irradiation, ozone generation, etc. while suppressing the generation of harmful gases such as nitrogen oxides, or an ozone generation device, ultraviolet ray irradiatio...
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JP7484463B2 |
To provide a UV irradiation device that can suppress deformation of an arc tube due to heat and suppress production of nitric acid.A UV irradiation device according to an embodiment includes an arc tube that has a cylindrical shape and i...
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JP7483208B2 |
To provide a UV irradiation device that can improve the uniformity of illuminance.A UV irradiation device includes an arc tube 21 that has a cylindrical shape and is filled with rare gas in an internal space, an internal electrode 22 hav...
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JP7479576B2 |
A microwave exciting light source device (1) according to the present application comprises a central conductor (2) extending in an axial direction, an annular conductor (3) which is optically transparent and is arranged concentrically w...
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JP3246482U |
[assignment]Provides a high brightness and highly stable laser excitation light source. A laser-excited plasma light source includes a chamber 1 filled with high-pressure gas, a plasma ignition means, a region 2 for emitting plasma maint...
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JP7474422B2 |
Provided is an ultraviolet irradiation device having a significantly smaller size than structures of the prior art.　The ultraviolet irradiation device is provided with: a lamp house (2) having a light extraction surface formed on at le...
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JP7470994B2 |
To provide an ultraviolet irradiation apparatus including a self-convergence function in a mercury-less structure capable of obtaining high-intensity irradiation light without using a reflecting mirror or a condenser lens.The present inv...
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JP7464907B2 |
To provide a UV irradiation device that can suppress the position of a barrier discharge lamp around a tube axis from shifting.A UV irradiation device includes an arc tube that has a cylindrical shape and is filled with rare gas in an in...
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