U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Quotables

"There is no likelihood man can ever tap the power of the atom."

Robert Millikan, Nobel Prize winner in physics

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 257/E31.001 - SEMICONDUCTOR DEVICES RESPONSIVE OR SENSITIVE TO ELECTROMAGNETIC RADIATION (E.G., INFRARED RADIATION, ADAPTED FOR CONVERSION OF RADIATION INTO ELECTRICAL ENERGY OR FOR CONTROL OF ELECTRICAL ENERGY BY SUCH RADIATION PROCESSES, OR APPARATUS PECULIAR TO MANUFACTURE OR TREATMENT OF SUCH DEVICES, OR OF PARTS THEREOF) (EPO)


Subclass of Class 257 - Active solid-state devices (e.g., transistors, solid-state diodes)
Definition: This main group provides for semiconductor devices that
No. of patents: 28
Last issue date: 10/07/2008


NumberTitleIssue Date
7432571Multi-scale cantilever structures having nano sized holes and method of preparing the same
Provided are a multi-scale cantilever structure having nano-sized holes prepared by anodic oxidation and a method of preparing the same. The multi-scale cantilever structure is prepared using anodic oxidation and electro-polishing so that a manufacturing process is ...
10/07/2008
7425491Nanowire transistor with surrounding gate
One aspect of the present subject matter relates to a method for forming a transistor. According to an embodiment of the method, a pillar of amorphous semiconductor material is formed on a crystalline substrate, and a solid phase epitaxy process is performed to crys...
09/16/2008
7424136Finger sensing with enhanced mounting and associated methods
A finger sensor may include a finger sensing integrated circuit (IC) having a finger sensing area, an IC carrier having a cavity receiving the finger sensing IC therein and having at least one beveled upper edge, and a frame surrounding at least a portion of an uppe...
09/09/2008
7422922Photoelectric conversion element and process for fabricating the same, electronic device and process for fabricating the same
In a photoelectric conversion device using a semiconductor electrode composed of semiconductor nanoparticles, the semiconductor electrode is made by coating and drying a paste containing a binder and semiconductor nanoparticles dispersed therein on a transparent con...
09/09/2008
7420205Electronic device including a guest material within a layer and a process for forming the same
An electronic device made by a process that includes forming a first layer over a substrate and placing a first liquid composition over a first portion of the first layer. The first liquid composition includes at least a first guest material and a first liquid mediu...
09/02/2008
7413919Method of manufacturing a structural health monitoring layer
Methods of manufacturing a diagnostic layer containing an array of sensing elements. The sensing elements, associated wires, and any accompanying circuit elements, are incorporated various layers of a thin, flexible substrate. This substrate can then be affixed to a...
08/19/2008
7400023Photoelectric converting film stack type solid-state image pickup device and method of producing the same
In a photoelectric converting film stack type solid-state image pickup device, a plurality of photoelectric converting film are stacked on a semiconductor substrate in which a signal readout circuit is formed, each of the photoelectric converting films is sandwiched...
07/15/2008
7393715Manufacturing method for image pickup apparatus
In an image pickup device, a step of forming an embedded plug includes a step of forming a connecting hole in the insulation film in which the embedded plug is to be formed, a metal layer deposition step of depositing a metal layer on the insulation film in which th...
07/01/2008
7378293MEMS fabrication method
A method for singulating a substrate such as a semiconductor wafer populated with a plurality of MEMS devices. A preferred embodiment of the present invention comprises mounting a glass cover onto the wafer, then orienting the wafer and removably mounting it on an a...
05/27/2008
7358527Systems and methods for testing germanium devices
Systems and methods are disclosed for a test device that is configured to allow assessment of the quality of germanium devices. In one embodiment, the test device is formed on the same substrate as the germanium devices, and includes a plurality of germanium compone...
04/15/2008
7335546Method and device for CMOS image sensing with separate source formation
A method and device for image sensing. The method includes forming a first well and a second well in a substrate, forming a gate oxide layer on the substrate, and depositing a first gate region and a second gate region on the gate oxide layer. The first gate region ...
02/26/2008
7323256Large area, uniformly low dislocation density GaN substrate and process for making the same
Large area, uniformly low dislocation density single crystal III-V nitride material, e.g., gallium nitride having a large area of greater than 15 cm2, a thickness of at least 1 mm, an average dislocation density not exceeding 5E5 cm−2, and a ...
01/29/2008
7301215Photovoltaic device
A photovoltaic device includes at least a first electrode, a first-conductivity-type layer composed of non-single-crystalline silicon, a second-conductivity-type layer composed of polycrystalline silicon, a third-conductivity-type layer composed of non-single-crysta...
11/27/2007
7294523Method for fabricating CMOS image sensor
In a method for fabricating a CMOS image sensor, microlenses are formed with a silicon nitride layer formed on a pad such that it is possible to decrease a height of microlens and to improve a refraction ratio. In addition to main lenses in shape of curved surface, ...
11/13/2007
7282777Interband cascade detectors
A device for detecting radiation, typically in the infrared. Photons are absorbed in an active region of a semiconductor device such that the absorption induces an interband electronic transition and generates photo-excited charge carriers. The charge carriers are c...
10/16/2007
7244632Complementary metal oxide semiconductor image sensor and method for fabricating the same
A complementary metal oxide semiconductor image sensor and a method for fabricating the same are disclosed, wherein a width of a depletion area of a photodiode is varied by variably applying a back bias voltage to a semiconductor substrate without using any color fi...
07/17/2007
7242069Thin wafer detectors with improved radiation damage and crosstalk characteristics
The present invention provides for reduced radiation damage susceptibility, decreased affects of crosstalk, and increased flexibility in application. In one embodiment, the present invention includes a back side illuminated photodiode array with a back side etching ...
07/10/2007
7223625CMOS image sensor and method for fabricating the same
A complementary metal-oxide semiconductor (CMOS) image sensor and a method for fabricating the same are disclosed. The CMOS image sensor a plurality of photosensitive devices formed on a semiconductor substrate, an interlayer dielectric formed on the photosensitive ...
05/29/2007
7205585Organic photosensitive optoelectronic device with an exciton blocking layer
An organic photosensitive optoelectronic device having a plurality of cells disposed between a first electrode and a second electrode. Each cell includes a photoconductive organic hole transport layer adjacent to a photoconductive organic electron transport layer. A...
04/17/2007
7187049Data download to imager chip using image sensor as a receptor
An imaging device having a CMOS photosensor array for capturing images is described in which the array is also used to input programming and/or data used to control the imaging operations. The data-input can be based upon variations in light color, value, intensity,...
03/06/2007
7176048Optically coupled sealed-cavity resonator and process
A process to form a laterally offset photodiode for an optically coupled resonator includes implanting a semiconductor substrate to form the laterally offset photodiode adjacent to the resonator. The resonator masks the implanting underneath the resonator when the s...
02/13/2007
7141516High frequency plasma generator and high frequency plasma generating method
An object is to provide a high-frequency plasma generating apparatus and process which can further advance uniformity of the thickness of a film on a substrate with a large area in comparison with conventional apparatuses. In a reaction chamber (1), a ground ...
11/28/2006
7115963Circuitry for image sensors with avalanche photodiodes
In-pixel circuit architectures for CMOS image sensors are disclosed, which are suitable for avalanche photo-diodes operating either in linear or in non-linear mode. These architectures apply in particular to photo-diodes and image sensors in which CMOS devices are f...
10/03/2006
7112457Method of manufacturing an opto-coupler
A method of manufacturing an opto-coupler includes disposing an insulating layer on a first die and disposing an isolation layer on the insulating layer. The method further includes disposing a securing layer on the isolation layer and disposing a second die on the ...
09/26/2006
6194721Uncooled far infrared thermal imaging system
An infrared image is directed onto a transducer having a planar array of absorbing discs, on one side. The discs are supported by a thin membrane which sags or bulges as the discs heat up. The discs thus change their spacings with respect to a partially r...
02/27/2001
5559358Opto-electro-mechanical device or filter, process for making, and sensors made therefrom
The present invention relates to microstructures fabricated from semiconductor material and having a flexible member which is excited into various modes of resonance and in which such resonance is read optically. By coupling the microstructure to a surfac...
09/24/1996
5045158Electrically conductive water/oil microemulsions of the water-in-oil type based on perfluorinated compounds and used as a catholyte in electrochemical processes
An electrochemical process, in which a gaseous matter is reduced at the cathode and in which microemulsions of the water-in-oil (w/o) type are utilized as catholytes, the microemulsions having ionic electric transfer and matter interphase transfer capacit...
09/03/1991
4199777Semiconductor device and a method of manufacturing the same
A semiconductor device includes at least two different elements having different functions. At least one of the elements is fixed within a recess provided in a substrate, and wirings are provided on an insulating film deposited commonly on the elements an...
04/22/1980
 
Sign InRegister
Username  
Password   
forgot password?