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5467257 |
Solar panel unit and solar lamp including same
A solar panel unit includes a solar panel (10) supported for rotation about a frame (13) and driven around the frame (13) by an electric motor (14). Radiation sensors (22) and (23) have their...
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5460659 |
Concentrating photovoltaic module and fabrication method
A solar cell assembly is fabricated by adapting efficient microelectronics assembly techniques to the construction of an array of small scale solar cells. Each cell is mounted on an individual...
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5445177 |
Platform for the utilization of solar power
The invention relates to a platform of the utilization of solar power which makes use of linear concentrators to beam the solar radiation for use in thermal, chemical or photovoltaic solar power...
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5437736 |
Semiconductor fiber solar cells and modules
A semiconductor solar cell formed on a optical fiber or fibers, including layers of semiconductor materials surrounding an annular extent of each fiber. The cell is embedded into a superstrate...
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5427628 |
Solar rhyno
A geometric dome comprises a number of interconnected members which are arranged at specific angles. The geometric dome is excellent in strength due to the angular configuration of each member. One...
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5419782 |
Array of solar cells having an optically self-aligning, output-increasing, ambient-protecting coating
A cover (14) for an array (12) of foil matrix-mounted (18), spaced photovoltaic members (16) protects the array (12) from the environment and increases its efficiency. Upper portions (31) of the...
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5409550 |
Solar cell module
The solar cell module comprises a housing (10) having at least one aperture (15) with associated concentrator (12). Light energy, propagated along the optical principal axis (45) of the...
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5404869 |
Faceted totally internally reflecting lens with individually curved faces on facets
A radiant energy redirecting system comprising a radiant energy transmitting body structure; the structure comprising multiple elements, each of which acts as a radiant energy redirecting module,...
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5401329 |
Thermophotovoltaic receiver assembly
In the present invention, we describe a generic interchangeable thermophotovoltaic (TPV) receiver assembly that can be incorporated in a variety of large or small TPV generators. Our TPV receiver...
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5394075 |
Spacecraft bus regulation using solar panel position
A spacecraft power bus regulation method and apparatus for a spacecraft. The spacecraft has solar arrays (10) and a battery (30) coupled to the spacecraft power bus (32) to drive electrical loads...
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5385615 |
Solar energy system
The present invention provides a photovoltaic module for converting solar energy into electrical energy. The module comprises a substrate having a relatively large first surface and a relatively...
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5383976 |
Compact DC/AC electric power generator using convective liquid cooled low bandgap thermophotovoltaic cell strings and regenerative hydrocarbon burner
Multiple low bandgap GaSb photovoltaic cell strings are mounted around the perimeter of a cylinder in parallel with the cylinder axis. These cell strings face radially inward and receive infrared...
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5379596 |
Self-contained hand-held solar chest
A portable, hand-held, completely self-contained, solar energy device that uses only sunlight and solar energy to power a thermoelectric or mechanical chemical cooling and heating system for the...
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5379753 |
Solar panel control apparatus
A solar panel control apparatus for varying the position of a solar panel mounted upon a roof comprising a solar panel support frame having a horizontal pivot rod mounted there beneath; a...
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5374317 |
Multiple reflector concentrator solar electric power system
Disclosed is a solar electric power system that utilizes multiple reflectors to concentrate sun light onto a panel of photovoltaic (PV) cells. The power system, consisting of multiple reflectors,...
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5368654 |
Photovoltaic system using reflected solar rays of the surroundings and method therefor, to dispose of snow, frost and ice
This invention relates to a photovoltaic system comprising a casing having mounted therein a plurality of solar cells. The casing has a front and opposite thereto, a rear. The front of the casing...
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5344497 |
Line-focus photovoltaic module using stacked tandem-cells
A novel low-cost solar photovoltaic module using line-focus lenses and photovoltaic receivers incorporating high-performance tandem cell-stacks is described. It consists of an array of linear...
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5344496 |
Lightweight solar concentrator cell array
A self supporting solar concentrator cell array adapted for use in space applications that includes a plurality of cylindric parabolic reflective mirror surfaces, each of which focus recipient...
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5338369 |
Roof-integratable photovolatic modules
A solar module design comprises a specially-designed substrate material with interconnected solar cells and topcoat laminated to the top surface by known polymer encapsulation methods. The...
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5322572 |
Monolithic tandem solar cell
A single-crystal, monolithic, tandem, photovoltaic solar cell is described which includes (a) an InP substrate having upper and lower surfaces, (b) a first photoactive subcell on the upper surface...
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5317145 |
Radiation source detector and tracker control having a shade pole and radiation responsive surface in the shape of narrow bands
A tracker controller system in which a pair of photo-resistive cadmium sulfide sensors mounted in the shadow of a shade pole generate a voltage signal proportional to their resistive values which...
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5312521 |
Compact DC electric power generator using low bandgap thermophotovoltaic cell strings with a hydrocarbon gas burner fitted with a regenerator
Multiple low bandgap Ga1-x Inx Sb photovoltaic cell strings are mounted around the perimeter of a cylinder parallel to a central cylindrical emitter, or radiator. These cell strings face radially...
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5288337 |
Photovoltaic module with specular reflector
A photovoltaic module having a plurality of photovoltaic cells disposed behind a front cover portion to receive radiation has at least one specular reflector disposed alongside the cells to direct...
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5286305 |
Photovoltaic power plant
Solar power plant consisting of elongated modules whose longitudinal axes lie in a plane parallel to the direction of the sun rays to be converted. These modules are covered by lenses which refract...
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5279679 |
Multi-layered photovoltaic element having at least three unit cells
A multi-layered photovoltaic element obtained by stacking at least three cells for photovoltaic generation. A second cell formed adjacent to a light incident-side cell and adapted to receive light...
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5268037 |
Monolithic, parallel connected photovoltaic array and method for its manufacture
A monolithic array of photovoltaic devices includes a plurality of subcells electrically interconnected in a parallel relationship. The subcells are disposed upon a common, electrically conductive...
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5255666 |
Solar electric conversion unit and system
A solar electric conversion unit and system includes substantially increased efficiency with reduced losses and increased acceptance angles. The system employs a short focal length fresnel lens...
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5250265 |
Automotive solar-operated deodorizer with solar cell cooling and automated operational control
A deodorizer which comprises a deodorant member, an electric motor, a fan fixed to the electric motor, a receptacle having these members accommodated therein, and a solar cell provided in the...
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5244509 |
Substrate having an uneven surface for solar cell and a solar cell provided with said substrate
A reflective solar cell substrate comprising a base member composed of a metallic material provided with irregularities at the surface thereof and a buffer layer disposed on said base member so as...
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5236516 |
Photovoltaic apparatus
A photovoltaic apparatus for directly converting light energy into electric energy, comprising a light shielding substrate, at least one surface of the light shielding substrate being a metal; a...
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5228926 |
Photovoltaic device with increased light absorption and method for its manufacture
A photovoltaic cell having a light-directing optical element integrally formed in an encapsulant layer thereof. The optical element redirects light to increase the internal absorption of light...
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5228924 |
Photovoltaic panel support assembly
A solar energy power source is provided comprising at least two flat photovoltaic panels disposed in co-planar side-by-side relation and an improved support structure for supporting the panels for...
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5221364 |
Lightweight solar cell
A method for fabricating a lightweight solar cell is provided wherein a) an LD silica aerogel substrate at densities between 10-1,000 mg/cc is prepared, b) the surface of such aerogel substrate is...
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5220462 |
Diode glazing with radiant energy trapping
A transparent glazing material with a plurality of concentrating lenses on its top surface such that incident radiation on the top surface is focused to pass through apertures in a corresponding...
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5217539 |
III-V solar cells and doping processes
Zinc diffusion procedures applicable for large scale manufacture of GaAs and GaSb cells used in tandem solar cells having a high energy conversion efficiency. The zinc doping and carrier...
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5216543 |
Apparatus and method for patterning a film
The present invention relates to an apparatus and method for patterning areas of a radiation absorbent film material. In the preferred embodiment, the film material is at least partially...
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5180441 |
Solar concentrator array
A solar concentrator panel having an array of off axis cylindrical parabolic mirrors with an optical design of relatively short focal length solar cells arranged in line that converts sunlight to...
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5167724 |
Planar photovoltaic solar concentrator module
A planar photovoltaic concentrator module for producing an electrical signal from incident solar radiation includes an electrically insulating housing having a front wall, an opposing back wall and...
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5154777 |
Advanced survivable space solar power system
A photovoltaic electric power system for use in space. A self contained sun powered electric power generating system comprising a fresnel mirror array made up of a plurality of quadrilateral...
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5131955 |
Depolyable retractable photovoltaic concentrator solar array assembly for space applications
A deployable/retractable photovoltaic concentrator solar array assembly for space applications that includes a plurality of solar array panels that are carried by a pantograph arm arrangement that...
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5125983 |
Generating electric power from solar radiation
An extensive photovoltaic array for generating electric power from solar radiation as in a power plant includes an extensive unitary structural grid having substantial extent in both x and y...
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5123968 |
Tandem photovoltaic solar cell with III-V diffused junction booster cell
A photovoltaic cell array involving rows and columns of tandem or stacked solar cell units composed of GaSa/GaSb associated with a radiation collector have produced measured energy conversion...
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5118361 |
Terrestrial concentrator solar cell module
Solar cells, particularly GaAs/GaSb tandem solar cells, are mechanically and electrically connected in the form of a string using a flexible circuit tape and mounted in optical alignment with solar...
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5114101 |
Modular distributed concentrating collector using power bus to route power to centralized converter
A modular distributed concentrating collector using a low loss power bus to route solar radiation collected from a plurality of concentrating and collecting dishes to a centralized converted for...
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5110368 |
Device for spatially transmitting a plurality of signals over a fiberoptic monofilament
A transmitting device for transmitting a plurality of spatially separate laser beams over a single fiberoptic glass monofilament, for conveying a plurality of signals without multiplexing. Means...
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5096505 |
Panel for solar concentrators and tandem cell units
Solar cells, particularly GaAs/GaSb tandem solar cells, are mounted on a honeycomb light weight panel in optical alignment with solar energy concentrators mounted on a front panel side. The cells...
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5089055 |
Survivable solar power-generating systems for use with spacecraft
A survivable solar power-generating system for use with spacecraft is disclosed comprising optical means positioned to collect and concentrate solar energy flux, a flexible solar energy flux...
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5086828 |
Lunar radiator shade
An apparatus for rejecting waste heat from a system located on or near the lunar equator which utilizes a reflective catenary shaped trough deployed about a vertical radiator to shade the radiator...
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5081049 |
Sculpted solar cell surfaces
The present invention relates to the shaping of solar cell substrate surfaces in order to provide advantageous light-catching and interaction properties.Previous solar cell substrates have suffered...
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5062899 |
Wide acceptance angle, high concentration ratio, optical collector
A cassegrain optical system provides improved collection of off-axis light yet is still characterized by a high concentration ratio. The optical system includes a primary mirror for collecting...
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