Matches 251 - 300 out of 418 < 1 2 3 4 5 6 7 8 9 >
Match Document Document Title
4773943 Photovoltaic device and a method of producing the same  
A photovoltaic device including a plurality of power generation regions arranged in alignment with one another on one side of an insulative substrate, the power generation region being composed of...
4771321 High conductance ohmic junction for monolithic semiconductor devices  
In order to increase the efficiency of solar cells, a monolithic stacked device is constructed comprising a plurality of solar sub-cells adjusted for different bands of radiation. The...
4769086 Thin film solar cell with nickel back  
A solar module of the type having at least two series connected solar cells which each include a transparent front-face electrode, a thin film photovoltaic device, and an aluminum back contact. A...
4769682 Boron doped semiconductor materials and method for producing same  
An improved p-type semiconductor alloy film, an improved substantially intrinsic amorphous semiconductor alloy film, improved photovoltaic and photoresponsive devices incorporating such films and...
4756074 Method of making a high conductance ohmic junction for monolithic semiconductor devices  
In order to increase the efficiency of solar cells, a monolithic stacked device is constructed comprising a plurality of solar sub-cells adjusted for different bands of radiation. The...
4754544 Extremely lightweight, flexible semiconductor device arrays  
An extremely lightweight, interconnected array of semiconductor devices, such as solar cells, is formed from a large continuous area of semiconductor material disposed on an unconventionally thin,...
4746371 Mechanically stacked photovoltaic cells, package assembly, and modules  
The present invention is an apparatus of mechanically stacked photovoltaic cells having a bottom heat spreader and a top heat spreader, a bottom photovoltaic cell and a top photovoltaic cell, and...
4737196 Amorphous solar cell  
An amorphous solar cell having a p-i-n (or n-i-p) structure, in which either or both of the p and n layers are of a double layer structure, including an amorphous semiconductor layer and a...
4734379 Method of manufacture of solar battery  
A solar battery having a plurality of photoelectric conversion elements connected in series. Each element consists of a transparent electrode layer, a non-crystalline semiconductor layer and a...
4724011 Solar cell interconnection by discrete conductive regions  
Cells of a thin film solar module having opposed upper and lower electrodes are connected in series by a plurality of discrete conductive regions extending between each upper electrode and the...
4721535 Solar cell  
A solar cell including at least a thin film formed of an amorphous silicon material and having p-type conductivity. The thin film comprises a multi-layer structure including at least one non-doped...
4713493 Power generating optical filter  
A power generating optical filter specially tuned to (1) transmit at least portions of selected wavelengths of incident light and (2) generate electrical power from absorbed portions of selected...
4703131 CdS/CuInSe.sub.2 solar cells with titanium foil substrate  
Increased specific powers are achieved for space solar cells by using 2-5 mil titanium foil as the substrate of a cell. Specific powers above the NASA goal of 300 watts/kg for (Cd,Zn)S/CuInSe 2 ...
4701572 Amorphous solar cell  
An amorphous solar cell including an amorphous SiGe film which is produced by a glow discharge method using a mixed gas obtained by mixing Si 2 H 6 and GeH 4 or obtained by diluting Si 2 H 6 ...
4697041 Integrated solar cells  
An insulating strip is disposed between a top or/and bottom electrode layer and a photosensitive semiconductor layer, particularly an amorphous semiconductor layer, so that even if a groove...
4688068 Quantum well multijunction photovoltaic cell  
A monolithic, quantum well, multilayer photovoltaic cell comprises a p-n junction comprising a p-region on one side and an n-region on the other side, each of which regions comprises a series of at...
4686323 Multiple cell, two terminal photovoltaic device employing conductively adhered cells  
A two terminal, multiple cell photovoltaic device, each including materials having mutually imcompatible preparatory processes, is manufactured by separately forming the cells on substrates and...
4681982 Light-electricity conversion semiconductor device  
A semiconductor light-electricity conversion device, includes: a Group III-V compound semiconductor region having a pn junction therein and including gallium and arsenic; a silicon region having a...
4680422 Two-terminal, thin film, tandem solar cells  
Tandem solar cells combine the energy-absorbing efficiencies of 1.7 eV CdSe/ZnTe heterojunctions with 1.0 eV I-III-VI 2 /II-VI heterojunctions in mechanically-stacked or monolithic cells....
4680616 Removal of defects from semiconductors  
Removal of defects from semiconductors by applying a reverse bias potential to the semiconductors and irradiating the semiconductors with photon energy greater than their bangap energies.
4675467 Directed energy conversion of semiconductor materials  
Directed energy conversion of semiconductors by the directed energy fusion of a selective region of a semiconductor layer to provide a conductive path through the layer. A conductive path is formed...
4667059 Current and lattice matched tandem solar cell  
A multijunction (cascade) tandem photovoltaic solar cell device is fabricated of a Ga x In 1 -x P (0.505≤X≤0.515) top cell semiconductor lattice matched to a GaAs bottom cell semiconductor at...
4665277 Floating emitter solar cell  
Front surface contact floating emitter solar cell "transistors" having a semiconductor body (n-type) and floating emitter sections (p-type) diffused or implanted in the front surface are provided...
4663495 Transparent photovoltaic module  
A thin film photovoltaic module has transparent electrodes on front and back surfaces of a semiconductive layer. In one embodiment, both transparent electrodes pass light to the semiconductive...
4661370 Electric discharge processing of thin films  
A deposited film is processed in a preselected pattern by discharging electric energy through the film across a gas dielectric. In a preferred embodiment, a voltage pulse chain is applied to a...
4658086 Photovoltaic cell package assembly for mechanically stacked photovoltaic cells  
A mechanically stacked module package is described. The package permits the effective mechanical stacking of two solar cells in a compact arrangement. The design also permits the easy wiring of the...
4654468 Photovoltaic device having a predetermined current carrying capacity  
An improved photovoltaic device having a preselected current carrying capacity includes an electrically conductive body, an electrically insulating layer disposed atop the conductive body and a...
4643817 Photocell device for evolving hydrogen and oxygen from water  
A photocell device for evolving hydrogen and oxygen from water using solar radiation is formed with a plurality of p-n junctions. A transparent ohmic window is disposed at the p-n junctions to...
4638109 Sun light electricity generator  
A sun light electricity generator comprising an amorphous sun light battery, which comprises: a conductive substrate which also constitutes an output electrode; amorphous semiconductor layers...
4638111 Thin film solar cell module  
A solar cell module contains a thin film silicon (TFS) semiconductor panel positioned above a copper indium dieselenide (CIS) semiconductor panel. The combination of the TFS panel and the CIS panel...
4633031 Multi-layer thin film, flexible silicon alloy photovoltaic cell  
The flexible photovoltaic cell includes thin front and rear junction regions electrically in series, each formed of ceramic metallic glass semi-conductor alloys of silicon of approximately zero...
4633030 Photovoltaic cells on lattice-mismatched crystal substrates  
A photovoltaic cell formed on a crystal substrate in which the lattice constant of the material of which the substrate is composed differs from the lattice constant of crystal material of which at...
4633034 Photovoltaic device and method  
An improved photovoltaic device exhibiting increased tolerance of shorting and shunting defects includes a pattern of current flow restricting material operatively disposed so as to limit the flow...
4631352 High band gap II-VI and III-V tunneling junctions for silicon multijunction solar cells  
A multijunction silicon solar cell of high efficiency is provided by providing a tunnel junction between the solar cell junctions to connect them in series, where the tunnel junction is comprised...
4624045 Method of making thin film device  
A thin film device such as an amorphous thin film solar battery is easily made with high integration by use of metal-diffused regions in the thin film as an electrical connection region across the...
4625070 Laminated thin film solar module  
A thin film solar module structure comprising a front face untempered glass sheet having a thin film photovoltaic structure fabricated on the back surface thereof, a second glass sheet formed of...
4617421 Photovoltaic cell having increased active area and method for producing same  
An improved large area photovoltaic device includes a plurality of electrically interconnected smaller area cells. The smaller area cells each have a laterally disposed bus bar and are disposed in...
4612408 Electrically isolated semiconductor integrated photodiode circuits and method  
An interconnected array of solar cell or photodiode devices is formed by a method which includes the steps of forming on one major surface of a semiconductor wafer a plurality of said devices,...
4609771 Tandem junction solar cell devices incorporating improved microcrystalline p-doped semiconductor alloy material  
A p-doped microcrystalline silicon alloy material incorporated into a tandem photovoltaic device.
4603470 Method of making plurality of series connected solar cells using multiple groove forming processes  
A plurality of first electrodes are sequentially arranged on a substrate and covered with a non-single-crystal semiconductor laminate member. On the semiconductor laminate member are formed second...
4600801 Fluorinated, p-doped microcrystalline silicon semiconductor alloy material  
A fluorinated, p-doped microcrystalline semiconductor alloy material; electronic devices incorporating said p-doped material; and the method for fabricating said p-doped material.
4598164 Solar cell made from amorphous superlattice material  
A semiconductor device which includes an active region including a superlattice amorphous material wherein the energy gap has a predetermined value. A preferred embodiment of the device is a solar...
4582952 Gallium arsenide phosphide top solar cell  
An improved tandem solar cell includes a gallium arsenide phosphide top solar cell and silicon bottom solar cell. The gallium arsenide phosphide solar cell is fabricated on a transparent gallium...
4575576 Three-junction solar cell  
A photovoltaic solar cell is formed in a monolithic semiconductor. The cell contains three junctions. In sequence from the light-entering face, the junctions have a high, a medium, and a low energy...
4575577 Ternary III-V multicolor solar cells containing a quaternary window layer and a quaternary transition layer  
Two- and three-terminal ternary III-V two-color and three-color solar cells which incorporate GaAs 1 -x-y P x Sb y transparent window layers are described. The window layers lower the surface...
4574160 Flexible, rollable photovoltaic cell module  
A photovoltaic array module incorporating a plurality of photovoltaic cell strips (11). Each cell strip (11) incorporates an electrically conductive substrate layer (22), a semiconductor body (23)...
4570332 Method of forming contact to thin film semiconductor device  
A method for making an electrode on a desired region of a thin film semiconductor layer having a junction therein and deposited on a conductive surface comprising the steps of applying an...
4569697 Method of forming photovoltaic quality amorphous alloys by passivating defect states  
Relatively dense, photovoltaic quality amorphous alloys which are characterized by reduced density of defect states in the band gaps thereof and which are particularly suited for use in tandem...
4547621 Stable photovoltaic devices and method of producing same  
An improved photovoltaic device characterized by long term stability in its photoconversion ability. The device is adapted to absorb incident light throughout a substantial portion of the bulk of...
4547622 Solar cells and photodetectors  
An improved photovoltaic device in which a charge separation junction is provided over a charge confining heterojunction. The charge separation junction is a junction formed of an n + -doped...
Matches 251 - 300 out of 418 < 1 2 3 4 5 6 7 8 9 >