Class 257/E31.038 - Shape of body (EPO)

Subclass of Class 257 - Active solid-state devices (e.g., transistors, solid-state diodes)
Definition: This subclass is indented under subclass E31.037. This subclass
No. of patents: 160
Last issue date: 05/13/2008

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Number	Title	Issue Date
7372123	Semiconductor light-receiving module capable of converting light into current efficiently at light absorbing layer A semiconductor light-receiving module includes a semiconductor light-receiving element and an incident light direction device. The semiconductor light-receiving element includes a substrate, at least a light absorbing layer and an upper cladding layer formed sequen...	05/13/2008
7317236	Semiconductor light-receiving module capable of converting light into current efficiently at light absorbing layer A semiconductor light-receiving module includes a semiconductor light-receiving element and an incident light direction device. The semiconductor light-receiving element includes a substrate, at least a light absorbing layer and an upper cladding layer formed sequen...	01/08/2008
7279764	Silicon-based resonant cavity photodiode for image sensors An imager with pixels having a resonant-cavity photodiode. The resonant cavity photodiode increases absorption of light having long wavelengths. A trench is formed for the photodiode and reflective film is grown on the bottom of the trench. The reflective film refle...	10/09/2007
6635908	Burying type avalanche photodiode and fabrication method thereof The object of disclosing the novel art consists in providing a highly reliable mesa-structured avalanche photo-diode using a novel structure capable of keeping the dark current low, and a fabrication method thereof. The avalanche photo-diode for achieving...	10/21/2003
6610920	Photoelectric conversion device Plasma is generated from a plasma generating gas comprising an inert gas and hydrogen gas. Silicon material is passed through the plasma and heated so as to form a crystalline silicon particle containing hydrogen at a concentration of 1×1016 -...	08/26/2003
6563289	Solar cell arrangements In a solar cell arrangement, a generally rectangular solar cell has mutually orthogonal sides in plan view and a third oblique side to them which adjoins them. A protection diode is located in the region bounded by the third side and projections of the fi...	05/13/2003
6548878	Method for producing a thin distributed photodiode structure A method is shown for producing a distributed PN photodiode having a first active region of the photodiode that can be made arbitrarily thin. A fabrication substrate is doped to have a first conductivity type in order to form the first active region of th...	04/15/2003
6458619	Process for producing an isolated planar high speed pin photodiode with improved capacitance A method is shown for producing a PIN photodiode having low parasitic capacitance and wherein an intrinsic layer of the photodiode can be made arbitrarily thin. A fabrication substrate is lightly doped to have a first conductivity type in order to form th...	10/01/2002
6451702	Methods for forming lateral trench optical detectors A method for forming an optical detector device on a semiconductor substrate. The method includes forming a first set and a second set of trenches in the substrate, wherein trenches of the first set are alternately disposed with respect to trenches of the...	09/17/2002
6404031	Transparent semiconductor light-receiving element and manufacturing method thereof If a semiconductor device employing semiconductor light-receiving elements is disposed on a single optical axis, laser light which is incident on these light-receiving elements is interrupted by the semiconductor device, and it will be impossible to confi...	06/11/2002
6303967	Process for producing an isolated planar high speed pin photodiode A method is shown for producing a PIN photodiode using a reduced number of masks wherein an intrinsic layer of the photodiode can be made arbitrarily thin. A fabrication substrate is lightly doped to have a first conductivity type in order to form the int...	10/16/2001
6294822	Spheric semiconductor device, method for manufacturing the same, and spheric semiconductor device material The present invention discloses a small spherical solar cell SS (spherical semiconductor) and the manufacturing method for the same, comprising: a spherical core 1; a reflective film 2 formed on the surface of core 1; a semiconductor thin film layer (p ty...	09/25/2001
6204545	Semiconductor device The present invention is a semiconductor device which has one or a plurality of spherical semiconductor elements as its main component. The spherical semiconductor element is a spherical semiconductor crystal with a photovoltaic part and a pair of electro...	03/20/2001
6198037	Solar battery module for optical electrolysis device and optical electrolysis device Partition member 34 is provided, which partitions the interior of glass container 31 into reduction reaction chamber 32 and oxidation reaction chamber 33 and which is made of a polymer electrolyte that conducts hydrogen ions; solar battery modules 35 are ...	03/06/2001
6177710	Semiconductor waveguide type photodetector and method for manufacturing the same A semiconductor waveguide type photo detector capable of preventing leak current from occurring and excellent in dark current characteristics, and a manufacturing method thereof are provided. In a semiconductor waveguide type photo detector, a layered str...	01/23/2001
6177289	Lateral trench optical detectors A monolithic semiconductor optical detector is formed on a substrate having a plurality of substantially parallel trenches etched therein. The trenches are further formed as a plurality of alternating N-type and P-type trench regions separated by pillar r...	01/23/2001
6120602	Method and apparatus for fabricating near spherical semiconductor single crystal particulate and the spherical product produced An apparatus and a method for producing single crystal semiconductor particulate in near spherical shape and the particulate product so formed is accomplished by producing uniform, monosized, near spherical droplets; identifying the position of an underco...	09/19/2000
6106614	Method and apparatus for fabricating near spherical semiconductor single crystal particulate and the spherical product produced An apparatus and a method for producing single crystal semiconductor particulate in near spherical shape and the particulate product so formed is accomplished by producing uniform, monosized, near spherical droplets; identifying the position of an underco...	08/22/2000
6106739	Method and apparatus for fabricating near spherical semiconductor single crystal particulate and the spherical product produced An apparatus and a method for producing single crystal semiconductor particulate in near spherical shape and the particulate product so formed is accomplished by producing uniform, monosized, near spherical droplets; identifying the position of an underco...	08/22/2000
6104047	Avalanche photodiode with thin built-in depletion region The present invention relates to an avalanche photodiode having a simple structure, high reliability, and a high speed response on the order of Gbps. This photodiode is formed by depositing laminated layers on a semiconductor substrate in the order of an ...	08/15/2000
6075253	Monocrystalline semiconductor photodetector A semiconductor photodetector having a planar structure, including a first silicon layer having a first conductivity and formed with a recess, a silicon dioxide film covering a sidewall of the recess therewith, a germanium monocrystal layer formed in the ...	06/13/2000
6075275	Planar dielectrically isolated high speed photodiode A method is shown for producing a PIN photodiode wherein an intrinsic layer of the photodiode can be made arbitrarily thin. A fabrication substrate is lightly doped to have a first conductivity type in order to form the intrinsic layer of the photodiode. ...	06/13/2000
6072181	Ionizing radiation detector An ionizing radiation detector comprises a flat substrate having a plurality of etched parallel ridges on one surface. The parallel sides of the ridges carry a thin layer of a conducting material, acting as an electrode. A particle or radiation beam to be...	06/06/2000
6049638	Photodetector module A photodetector module including a support substrate having a main surface, an optical waveguide mounted on the support substrate and having an end face for emerging a light beam along a first optical path, and a photodetector mounted on the support subst...	04/11/2000
6027956	Process for producing planar dielectrically isolated high speed pin photodiode A method is shown for producing a PIN photodiode wherein an intrinsic layer of the photodiode can be made arbitrarily thin. A fabrication substrate is lightly doped to have a first conductivity type in order to form the intrinsic layer of the photodiode. ...	02/22/2000
6005185	Coolant sealing structure for a solar cell A coolant sealing structure for a solar cell of which the sealing property is maintained with high reliability in use for a long period. A solar cell has its light receiving surface and a reinforced portion formed around the fringe portion of the light re...	12/21/1999
5994724	Photodetector A photodetector design is disclosed for preventing an electrode from being broken. A recess portion is formed in a semiconductor substrate. A light absorbing layer is formed in the recess portion, and a buffer layer is formed on the light absorbing layer....	11/30/1999
5973260	Converging type solar cell element The present invention discloses a converging type solar cell element able to restrain recombination of carriers and inflow of carriers into an embankment section and improve photoelectric conversion efficiency. A p+ diffusion layer 16 is forme...	10/26/1999
5961742	Converging solar cell element For a converging solar cell element capable of preventing excessive concentration of converged sunlight to one point without lowering the degree of light convergence, a p+ layer 14 and an n+ layer 12 are formed on the rear surface of a silicon substrate; ...	10/05/1999
5963790	Method of producing thin film solar cell A method for producing a thin film solar cell includes preparing a substrate of a low purity material and having opposed front and rear surfaces; forming an insulating film on the front surface of the substrate; forming a second conductivity type active l...	10/05/1999
5936380	Alternative power for a portable computer via solar cells A system for prolonging the operational life of a battery-powered laptop or notebook computer. Solar cells are incorporated into the chassis or display screen of a notebook computer so that the solar cells can provide power to any component of the noteboo...	08/10/1999
5926727	Phosphorous doping a semiconductor particle A method (10) of phosphorus doping a semiconductor particle using ammonium phosphate. A p-doped silicon sphere is mixed with a diluted solution of ammonium phosphate having a predetermined concentration. These spheres are dried (16, 18), with the phosphor...	07/20/1999
5902416	Element of a photovoltaic solar cell and a process for the production thereof as well as the arrangement thereof in a solar cell The invention relates to an element, and a method for making the element, of a photovoltaic solar cell with an elongated, rod-like, wire-like, thread-like, or band-like electrode, which is provided on its surface with at least one photovoltaically active ...	05/11/1999
5877040	Method of making charge-coupled device with microlens A CCD and manufacturing method thereof is disclosed including: a first conductivity-type substrate having a convex portion; a first conductivity-type charge transmission domain formed on the substrate excluding the convex portion; a light detecting domain...	03/02/1999
5852322	Radiation-sensitive detector element and method for producing it A radiation-sensitive detector element has an active area which is formed between two adjoining layer areas of a layer arrangement and within which a conversion of incident electromagnetic radiation into electrical signals takes place. Taking into conside...	12/22/1998
5831266	Microbridge structure for emitting or detecting radiations and method for forming such microbridge structure The microbridge structure is for emitting or detecting radiations. According to one embodiment, it comprises a substrate layer provided with two first electrical contacts, and a microstructure provided with two second electrical contacts and having an und...	11/03/1998
5763320	Boron doping a semiconductor particle A method (10,30) of boron doping a semiconductor particle using boric acid to obtain a p-type doped particle. Either silicon spheres or silicon powder is mixed with a diluted solution of boric acid having a predetermined concentration. The spheres are dri...	06/09/1998
5757007	Segmented electrode radiation detector The segmented electrode radiation detector includes a semiconductor diode; an internal recess having a decreasing cross-sectional area extending at least partially axially into the diode. The plurality of inner electrode segments disposed axially spaced f...	05/26/1998
5731622	Semiconductor photodiode It is the object of the invention to suppress the leakage current of a semiconductor photodiode. A trench, a side wall of which is covered with and insulating layer, is formed on the surface of a semiconductor substrate of the first conductivity type. The...	03/24/1998
5726066	Method for manufacturing an infrared sensor array An infrared sensor array and manufacturing method thereof is disclosed including a substrate; a supporter having a space portion for adiabatic structure between the substrate and supporter; and a plurality of infrared sensors arranged with a predetermined...	03/10/1998

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Class 257/E31.038 - Shape of body (EPO)