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7612285 |
Conversion of solar energy to electrical and/or heat energy
A parabolic primary mirror ( 10 ) has a concave specular surface ( 12 ) that is constructed and positioned to receive solar energy and focus it towards a focal point. A secondary mirror ( 14 )...
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7612284 |
Space-based power system
A space-based power system. The system maintains proper positioning and alignment of system components without using connecting structures. Power system elements are launched into orbit, and the...
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7607427 |
Solar tracking device with springs
A solar tracking device for overcoming the disadvantages of a conventional solar energy system utilizing motors and to lower electricity consumption and decrease cost is provided. The device...
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7602035 |
Light emitting or light receiving semiconductor module and method for manufacturing same
A solar module 20 comprises first and second sheets 21 and 22 , a plurality of rows (a plurality of groups) of spherical solar cells 11 incorporated in between these sheets 21 and 22 in...
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7588957 |
CVD process gas flow, pumping and/or boosting
The present invention generally comprises a method and apparatus for supplemental pumping, gas feed, and/or RF current for a process. When depositing amorphous silicon, the amount of process gases,...
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7582826 |
Compact photovoltaic generation assembly and power supply
A compact photovoltaic generation assembly exhibiting improved photovoltaic efficiency and an extended operating life as compared to conventional photovoltaic systems is described. The assembly can...
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7557292 |
Modular shade system with solar tracking panels
A modular shade system with solar tracking panels includes a series of generally North-South oriented, spaced apart torque tubes, each torque tube having an axis, a series of panels mounted to at...
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7554030 |
Tracking solar collector assembly
A tracking solar collector assembly includes Southside supports, North side supports and support structures. Each support structure has pivotal support points defining a tilt axis and supports at...
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7550665 |
Stacked photoelectric converter
In a stacked-layer type photoelectric conversion device, a plurality of photoelectric conversion units are stacked on a substrate, each of which includes a one conductivity-type layer, a...
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7541537 |
Photovoltaic cell cover
The present invention is a photovoltaic cell having improved conversion properties. The cell includes a cover for a photovoltaic device. In one embodiment, the cover includes a fluorescent material...
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7531741 |
Tracking solar shelter
The present invention comprises a tracking solar power array that provides shelter to items disposed beneath the solar power array, particularly to vehicles.
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7501572 |
Solar photovoltaic cell system tracks the sun for increased efficiency
This invention deals with novel method and apparatus for positioning and motion control of a solar cell system that tracks the sun or other light source. This achieves an advantageous increase in...
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7487771 |
Solar panel frame assembly and method for forming an array of connected and framed solar panels
A solar panel frame assembly including a plurality of corner pieces and side extension pieces is disclosed. Each corner piece and side extension has an inner and outer side which terminate at their...
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7485799 |
Stress-induced bandgap-shifted semiconductor photoelectrolytic/photocatalytic/photovoltaic surface and method for making same
Titania is a semiconductor and photocatalyst that is also chemically inert. With its bandgap of 3.0, to activate the photocatalytic property of titania requires light of about 390 nm wavelength,...
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7482532 |
Light trapping in thin film solar cells using textured photonic crystal
A solar cell includes a photoactive region that receives light. A photonic crystal is coupled to the photoactive region, wherein the photonic crystal comprises a distributed Bragg reflector (DBR)...
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7459065 |
Hydrogen generator photovoltaic electrolysis reactor system
An apparatus for creating hydrogen from the disassociation of water using sunlight (photoelectrolysis) is provided. The system utilizes an aqueous fluid filled container which functions both to...
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7442871 |
Photovoltaic modules for solar concentrator
An energy conversion system comprises a solar cell adapted to receive solar energy and convert the solar energy into electrical energy. The energy conversion system also comprises a solar...
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7435898 |
Solar energy utilization unit and solar energy utilization system
A solar energy utilization unit comprises a solar radiation concentrating optics and a solar radiation receiver including first and second receiver components. The first receiver component is...
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7405864 |
Dimming device and display device incorporating the same
A dimming device is provided by using a material which is capable of transitioning between a metallic reflection state and a transmitting state. The dimming device has a layered structure including...
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7394016 |
Bifacial elongated solar cell devices with internal reflectors
A solar cell assembly comprising a plurality of elongated solar cells, each elongated solar cell in the plurality of elongated solar cells comprising (i) an elongated conductive core configured as...
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7388146 |
Planar solar concentrator power module
A planar concentrator solar power module has a planar base, an aligned array of linear photovoltaic cell circuits on the base and an array of linear Fresnel lenses or linear mirrors for directing...
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7387400 |
Light-emitting device with spherical photoelectric converting element
A light-emitting device has spherical photo-electric converting elements that have a substantially spherical acceptance surface, respectively; a light emitting diode powered by the spherical...
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7381886 |
Terrestrial solar array
A concentrator photovoltaic solar cell array for terrestrial use for generating electrical power from solar radiation including a central support which is rotatable about its central longitudinal...
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7368656 |
Solar cell for a solar generator panel, a solar generator panel, and a space vehicle
A solar cell for a solar generator panel ( 10, 10′ ). According to the invention, the cell is coupled to a reflector ( 70, 71, 700 ) in such a manner that together with the reflector the cell...
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7368655 |
Textured transparent plate with high light transmission
A textured transparent panel placed near an element capable of collecting or emitting light. The panel is textured on at least one of its faces by a plurality of geometrical features in relief,...
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7339108 |
Solar energy concentrator device for spacecraft and a solar generator panel
A device is disclosed for reducing the risk of primary and secondary electrostatic discharges occurring in particular in the solar generators of spacecraft. A solar energy concentrator device for...
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7328534 |
Shingle system
A barrier, such as a PV module, is secured to a base by a support to create a shingle assembly with a venting region defined between the barrier and base for temperature regulation. Water resistant...
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7321095 |
Solar generator panel and a spacecraft including it
A solar generator panel includes at least one reflector for reflecting solar radiation onto at least one photovoltaic cell. The reflector takes the form of a flexible material blade, a first end of...
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7319189 |
Solar concentrator
A space solar concentrator based on deployable reflectors attached to a panel base is described. Each of the reflectors includes sides coated with reflective coating on surfaces facing away from...
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7301095 |
Solar cell array
A solar panel for a spacecraft has a base with a face, and at least one row of solar cells and at least one elongated reflector are mounted on the face of the base. The reflectors and the rows are...
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7297866 |
Ventilated photovoltaic module frame
In one embodiment, a photovoltaic frame assembly comprises a photovoltaic module and a frame having a plurality of air vents. The air vents allow air to flow into the frame and thereby cool the...
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7297865 |
Compact micro-concentrator for photovoltaic cells
A reflector array comprises a plurality of partial parabolic reflectors arranged in rows and columns with each reflector directing radiation to a receiver or from a transmitter located at the focus...
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7259322 |
Interconnects for solar cell devices
A solar cell assembly comprising a plurality of elongated solar cells, each respective solar cell comprising (i) a core configured as a first electrode, (ii) a semiconductor junction...
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7247790 |
Spinning concentrator enhanced solar energy alternating current production
Due to an ever growing shortage of conventional energy sources, there is an increasingly intense interest in harnessing solar energy. This invention deals with method and apparatus for the direct...
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7238878 |
Photovoltaic module with light reflecting backskin
A photovoltaic module comprises electrically interconnected and mutually spaced photovoltaic cells that are encapsulated by a light-transmitting encapsulant between a light-transparent front cover...
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7235736 |
Monolithic integration of cylindrical solar cells
A solar cell unit comprising a substrate and a plurality of photovoltaic cells is provided. The substrate has a first end and a second end. The plurality of photovoltaic cells, which are linearly...
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7231128 |
Hybrid solar lighting systems and components
A hybrid solar lighting system and components having at least one hybrid solar concentrator, at least one fiber receiver, at least one hybrid luminaire, and a light distribution system operably...
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7227078 |
Colored solar cell unit
The invention pertains to a solar cell unit comprising a back electrode, a photovoltaic (PV) layer, and, optionally, a front electrode, with part of the surface of the solar cell unit not...
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7202457 |
Device that automatically tracks the position of the sun
A sun-position tracking system for a solar module has a base on which a rotary plate is supported. Several generally parallel fixed rods fixed to the plate have outer ends extending outward past...
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7189917 |
Stacked photovoltaic device
To provide a stacked photovoltaic device including: at least one pair of a first photovoltaic device and a second photovoltaic device stacked in order from a light incident side; and a selective...
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7178295 |
Shingle assembly
A barrier, such as a PV module, is secured to a base by a support to create a shingle assembly with a venting region defined between the barrier and base for temperature regulation. The first edge...
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7173179 |
Solar co-generator
A solar co-generator for producing both heat energy and electricity is disclosed. A solar concentrator directs sunlight into a container lined with solar cells and filled with a thermal transfer...
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7166797 |
Tandem filters using frequency selective surfaces for enhanced conversion efficiency in a thermophotovoltaic energy conversion system
This invention relates to the field of thermophotovoltaic (TPV) direct energy conversion. In particular, TPV systems use filters to minimize parasitic absorption of below bandgap energy. This...
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7109461 |
Solar tracking system
The invention provides a solar tracking system for controlling the alignment of an instrument with respect to the sun, the instrument having a solar radiation receiver and a solar radiation...
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7081585 |
Super structure for roof patio solar plant
Supporting frame structure for installing solar cell module plates and incidental facilities on a house roof is provided. The supporting structure has a shape of pluralities of slope structure...
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7081584 |
Solar based electrical energy generation with spectral cooling
Method and system for converting solar energy into electrical energy utilizing serially coupled multijunction-type photovoltaic cells in conjunction with a form of spectral cooling. The latter...
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7078612 |
Photon battery
The invention is a photon battery device for converting concentrated light into electricity. Daylight is focused into numerous individual optical waveguides which feeds the light into a Faraday...
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7076965 |
Cooling circuit for receiver of solar radiation
A receiver for a system for generating electrical power from solar radiation is disclosed. The systems includes the receiver and a means ( 3 ) for concentrating solar radiation onto the receiver....
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7060891 |
Thermophotovoltaic generator apparatus
A thermophotovoltaic generator apparatus has: a burner that is supplied with a fuel and an air, and burns the fuel; an emitter heated by combustion heat produced by the burner; a photoelectric...
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7057821 |
Integrated artificial and natural lighting system
An artificial and natural lighting system placed in the roof of a building that is substantially self-contained and powered. A photovoltaic cell provides electricity stored in a battery to power...
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