Class 257/E27.126 - Including multiple vertical junction or V-groove junction solar cells formed in a semiconductor substrate (EPO)

Subclass of Class 257 - Active solid-state devices (e.g., transistors, solid-state diodes)
Definition: This subclass is indented under subclass E27.124. This
No. of patents: 25
Last issue date: 05/05/1998

Number	Title	Issue Date
5747864	Light receiving element and a method of fabricating the same A light receiving element having excellent characteristics, including high sensitivity and high response speed, can be achieved by a light element comprising unit structures each having two pn junction semiconductor layers, and a lightly doped semiconduct...	05/05/1998
5704992	Solar cell and method for manufacturing a solar cell A solar cell comprising a substrate on which grooves are formed on the from and back sides thereof. The grooves on the front side are disposed in order to inscribe an angle with respect to the grooves on the back side. The intersection of the grooves on t...	01/06/1998
5494832	Method for manufacturing a solar cell from a substrate wafer Through-holes are formed in a substrate wafer by electrochemical etching, so that a perforated, self-supporting layer of n-doped, monocrystalline silicon arises. An n-doped region and a p-doped region that form a pn-junction and that both adjoin a first p...	02/27/1996
5306647	Method for manufacturing a solar cell from a substrate wafer A self-supporting layer of n-doped monocrystalline silicon is stripped from a substrate wafer of n-doped, monocrystalline silicon by electrochemical etching for manufacturing a solar cell. Holes are formed in the substrate wafer by electrochemical etching...	04/26/1994
4516314	Method of making a high intensity solar cell A method of manufacturing a high intensity edge illuminated solar cell is provided which comprises the following steps. A semiconductor substrate is formed having first, second and third essentially parallel layers having impurity doped semiconductor mate...	05/14/1985
4409422	High intensity solar cell A high intensity solar cell is comprised of a plurality of semiconductor bodies each having adjacent regions of opposite conductivity type defining a P-N junction therebetween. The adjacent bodies have a layer of aluminum material therebetween. The first ...	10/11/1983
4376872	High voltage V-groove solar cell A high voltage multijunction solar cell comprises a plurality of discrete voltage generating regions, or unit cells, which are formed in a single semiconductor wafer (10) and are connected together so that the voltages of the individual cells are additive...	03/15/1983
4352948	High-intensity solid-state solar-cell device The invention contemplates a solar-cell construction wherein plural spaced elongate unit cells of an array are formed from a parallel-grooved single wafer or body of substrate material of a first conductivity type, with adjacent sidewalls of adjacent unit...	10/05/1982
4335503	Method of making a high voltage V-groove solar cell A method is provided for making a high voltage multijunction solar cell which comprises a plurality of discrete voltage generating regions, or unit cells, which are formed in a single semiconductor wafer (10) and are connected together so that the voltage...	06/22/1982
4332973	High intensity solar cell This invention discloses: (1) A high intensity solar cell; (2) A method of making an array of high intensity solar cells in an economical manner, and (3) A lens system for concentrating incident radiation on to the most responsive region of its structure....	06/01/1982
4295002	Heterojunction V-groove multijunction solar cell A solar cell is disclosed with V-grooves which are series connected, but electrically isolated, indirect bandgap solar cells which are responsive to different light frequencies on both sides of a semi-insulating optically transparent substrate. The device...	10/13/1981
4283589	High-intensity, solid-state solar cell A semiconductor solar cell capable of converting incident radiation to electrical energy at high efficiency includes a plurality of series-connected unit solar cells formed from a common wafer of semiconductor material. The unit solar cells each include a...	08/11/1981
4255212	Method of fabricating photovoltaic cells A solar power system including a movable platform for tracking the sun, a radiation concentrator, and a plurality of photovoltaic cell modules positioned on the platform for receiving concentrated solar radiation. The module includes a heat dissipation ho...	03/10/1981
4200472	Solar power system and high efficiency photovoltaic cells used therein A solar power system including a movable platform for tracking the sun, a radiation concentrator, and a plurality of photovoltaic cell modules positioned on the platform for receiving concentrated solar radiation. The module includes a heat dissipation ho...	04/29/1980
4193081	Means for effecting cooling within elements for a solar cell array A solar cell array, comprised of a plurality of series-connected unit solar cells, formed from a common substrate, is cooled by providing cooling passages between adjacent sidewalls of adjoining unit cells through which a heat transfer medium is transmitt...	03/11/1980
4190852	Photovoltaic semiconductor device and method of making same A photovoltaic semiconductor device which is a horizontal multijunction series-array solar battery with a monocrystalline body and having elongate zones of aluminum doped silicon passed entirely through N-type silicon layers by Thermomigration process to ...	02/26/1980
4179318	Method of making a solar-cell array The invention contemplates a method of making a solar-cell construction wherein plural spaced elongate unit cells of an array are formed from a parallel-grooved single wafer of substrate material of a first conductivity type, with adjacent sidewalls of ad...	12/18/1979
4131984	Method of making a high-intensity solid-state solar cell A semiconductor solar cell capable of converting incident radiation to electrical energy at high efficiency includes a plurality of series-connected unit solar cells formed on a common wafer of semiconductor material. The unit solar cells each include a s...	01/02/1979
4129458	Solar-cell array The invention contemplates a solar-cell construction wherein plural spaced elongate unit cells of an array are formed from a parallel-grooved single wafer of substrate material of a first conductivity type, with adjacent sidewalls of adjacent units at eac...	12/12/1978
4128732	Solar cell An improved solar cell designed for optimum efficiency is comprised of a plurality of series connected unit solar cells formed from a common substrate of semiconductor material. Each unit solar cell has spaced elongate sidewalls, and a "dead space" area b...	12/05/1978
4110122	High-intensity, solid-state-solar cell device A semiconductor solar cell capable of converting incident radiation to electrical energy at high efficiency includes a plurality of series-connected unit solar cells formed on a common wafer of semiconductor material. The unit solar cells each include a s...	08/29/1978
4070205	Aluminum arsenide eutectic gallium arsenide solar cell An improved gallium arsenide solar cell is provided by forming a P+ layer on top of a wafer of plural vertical PN junction eutectic gallium arsenide crystal by liquid phase epitaxial growth of P doped GaAs followed by liquid phase epitaxial growth at Al	01/24/1978
3994012	Photovoltaic semi-conductor devices Apparatus and method for constructing by means of standard high-yield microelectronic batch fabrication processes, reliable, monolithic high-voltage photovoltaic cells and highly efficient photovoltaic arrays therewith. A thin layer of single-crystalline ...	11/23/1976
3948682	Semiconductor photoelectric generator A semiconductor photoelectric generator comprising interconnected photocells with rectifying barriers, with isotype junctions in the base region and with current leads in the regions adjacent the rectifying barriers. Each photocell has a working surface, ...	04/06/1976
3936319	Solar cell A solar cell with improved efficiency is provided with a convoluted P-N junction whereby a higher proportion of carriers produced by exposure of the solar cell to a source of radiation will be collected by the P-N junction rather than being lost by recomb...	02/03/1976

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Class 257/E27.126 - Including multiple vertical junction or V-groove junction solar cells formed in a semiconductor substrate (EPO)