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Class 250/338.4 - Semiconducting type


Subclass of Class 250 - Radiant energy
Definition: Subject matter including material having a resistivity intermediate
No. of patents: 544
Last issue date: 05/15/2012


1                      
NumberTitleIssue Date
8178843Polycrystalline heterostructure infrared detector
A midwave infrared lead salt photodetector manufactured by a process comprising the step of employing molecular beam epitaxy (MBE) to grow a heterostructure photoconductive detector with a wide-gap surface layer that creates a surface channel for minority carriers.
05/15/2012
8178844Infrared detecting device and manufacturing method thereof
An infrared detecting device is provided that is capable of improving device characteristics thereof by narrowing the width of each beam portion. The infrared detecting device has an infrared detection portion having a thermoelectric transducing part formed over a s...
05/15/2012
8143579Resistive material for bolometer, bolometer for infrared detector using the material, and method of manufacturing the bolometer
A resistive material for a bolometer, a bolometer for an infrared detector using the material, and a method of manufacturing the bolometer are provided. In the resistive material, at least one element selected from the group consisting of nitrogen (N), oxygen (O) an...
03/27/2012
8110804Through substrate optical imaging device and method
A through-substrate optical imaging device for through-imaging of translucent work objects, includes a radiation source outputting radiation that will be transmissive through the work object and an imaging system configured for capturing inspection information from ...
02/07/2012
8097850Infrared sensor
To improve thermal insulation, a thermal infrared sensing element is carried on a sensor mount of a porous material and is spaced upwardly from a substrate by means of anchor studs projecting on the substrate. The sensor mount is formed with a pair of coplanar beams...
01/17/2012
8097851Light detection circuit for ambient light and proximity sensor
A circuit for implementing an ambient light sensing mode and a proximity sensing mode includes a light sensor, a light source, and a controller coupled to the light sensor and the light source. The controller is configured to process outputs from the light sensor be...
01/17/2012
8080797Bolometer and method of producing a bolometer
A bolometer includes a membrane, a first spacer and a second spacer, the membrane including resistive and contact layers. At a side facing a foundation, the contact layer has a first contact region at which the first spacer electrically contacts the contact layer, a...
12/20/2011
8071945Infrared retina
Exemplary embodiments provide an infrared (IR) retinal system and method for making and using the IR retinal system. The IR retinal system can include adaptive sensor elements, whose properties including, e.g., spectral response, signal-to-noise ratio, polarization,...
12/06/2011
8071946Multi-function light sensor
The light sensor according to an exemplary embodiment of the present invention is a multi-function light sensor that is equipped at low cost with both an ultraviolet light sensor and a visible light sensor and suppresses leak current between adjacent elements on the...
12/06/2011
8067740Image sensor and manufacturing method thereof
An image sensor includes a semiconductor substrate; first pixels laid out above cavities provided within the semiconductor substrate, the first pixels converting thermal energy generated by incident light into an electric signal; supporting parts connected between t...
11/29/2011
8067739Photoconductive element for generation and detection of terahertz wave
A photoconductive element for generating or detecting a terahertz wave comprises a carrier generation layer for generating carriers on light irradiation, a pair of conductive electrodes provided in opposition on one face of the carrier generation layer, each contain...
11/29/2011
8063370Semiconductor device and method of manufacturing the same
A micro-bolometer type infrared (IR) sensing device is provided. The IR sensing device includes an absorbed heat discharging part and a sensing structure part formed as bean structure, spaced apart from the absorbed heat discharging part, supported at least at one e...
11/22/2011
8058615Wide spectral range hybrid image detector
An apparatus for detecting radiation of a plurality of wavelengths of the electromagnetic spectrum may be provided. The apparatus includes a substrate, a laser irradiated layer proximal to a first side of the substrate, and a microbolometer and at least one readout ...
11/15/2011
8058616Apparatus for authenticating a person of at least one biometric parameter
The apparatus for authenticating a person on the basis of at least one biometric parameter, particularly on the basis of a fingerprint, comprises a biometric detector (20) for detecting a biometric parameter, a skin detector (24) for identifying, in a ...
11/15/2011
8039800Light detector, light detecting apparatus, infrared detector and infrared detecting apparatus
An infrared detector which converts entering infrared IR into light in a different wavelength band, and which detects the converted light in the different wavelength band includes: a convex-concave structure provided on a light acceptance surface of the infrared det...
10/18/2011
8013302Thermal vision and heat seeking missile countermeasure system
The present invention relates to an infrared detection countermeasure system for enabling concealment of objects from identification by thermal imaging night vision systems and/or for deception of heat seeking missiles. The system comprises a screen formed of at lea...
09/06/2011
7977637Honeycomb infrared detector
An absorber is disclosed. The disclosed absorber contains a base layer, and a pyramidally shaped absorbing material disposed above the base layer and configured to absorb an incident light and generate minority electrical carriers and majority electrical carrier, wh...
07/12/2011
7960699Light detection circuit for ambient light and proximity sensor
A circuit for implementing an ambient light sensing mode and a proximity sensing mode includes a first light sensor that is more sensitive to light in the infrared spectrum than to light in the visible spectrum and a light source that emits light in the infrared spe...
06/14/2011
7932496Infrared detector, infrared detecting apparatus, and method of manufacturing infrared detector
An infrared detector comprises: a reflection portion transmitting far- and middle-infrared rays and reflecting near-infrared and visible rays; a photo-current generating portion having a quantum well structure in which electrons are excited by the far- and middle-in...
04/26/2011
7928389Wide bandwidth infrared detector and imager
An apparatus and method for a detector are disclosed. The apparatus disclosed contains an extractor layer, an absorber layer disposed adjacent to the extractor layer, a first electrical contact and a second electrical contact. The absorber layer is configured to abs...
04/19/2011
7893404Electromagnetic wave sensor, imaging element and imaging device
The present invention enables to provide a simple and inexpensive electromagnetic wave sensor that selectively detects sub-millimeter waves and millimeter waves in a specific frequency band, an imaging element and an imaging device. The distance of the gap between a...
02/22/2011
7884329Device and method for detecting electromagnetic radiation
A device for detecting electromagnetic radiation, with a diode structure acting absorbingly for the electromagnetic radiation and having a diode, and an ascertainer for ascertaining a measurement value for the absorbed electromagnetic radiation by means of at least ...
02/08/2011
7872234Color image sensing apparatus and method of processing infrared-ray signal
A color image sensing apparatus and a method of processing an infrared-ray signal are provided. The image sensing apparatus includes: a color filter array including a plurality of color filter units, each color filter unit including a red-pass filter, a preen-pass f...
01/18/2011
7855366Bipolar junction transistor-based uncooled infrared sensor and manufacturing method thereof
A BJT (bipolar junction transistor)-based uncooled IR sensor and a manufacturing method thereof are provided. The BJT-based uncooled IR sensor includes: a substrate; at least one BJT which is formed to be floated apart from the substrate; and a heat absorption layer...
12/21/2010
7842924Infrared detector, infrared detecting apparatus, and method of manufacturing infrared detector
An infrared detector comprises: a reflection portion transmitting far- and middle-infrared rays and reflecting near-infrared and visible rays; a photo-current generating portion having a quantum well structure in which electrons are excited by the far- and middle-in...
11/30/2010
7820971Photodetector with dark current reduction
A detector of incident infrared radiation has a first region with a first spectral response, and a second region with a second, different spectral response. The second absorption region is stacked on the first and may be separated therefrom by a region in which the ...
10/26/2010
7800067Electronically tunable and reconfigurable hyperspectral photon detector
Electronically tunable and reconfigurable hyperspectral IR detectors and methods for making the same are presented. In one embodiment, a reconfigurable hyperspectral sensor (or detector) detects radiation from about 0.4 μm to about 2 μm and beyond. This sensor is ...
09/21/2010
7759644Spectrally tunable infrared image sensor having multi-band stacked detectors
A tunable infrared detector is provided that includes a substrate, a bottom wavelength detector formed over the substrate, a top wavelength detector formed over the first wavelength detector layer, and an interferometer filter formed over the top wavelength detector...
07/20/2010
7737400Bolometer type uncooled infrared ray sensor and method for driving the same
A bolometer type uncooled infrared ray sensor includes: an image pickup region having detection pixels arranged in a matrix form on a semiconductor substrate to detect incident infrared rays; a plurality of row selection lines provided in the image pickup region; cu...
06/15/2010
7718966Thermal infrared solid state imaging device and infrared camera
An infrared solid state imaging device includes a pixel area with arranged infrared detection pixels and a integration circuit for modulating output current based on the output of the pixel. The integration circuit contains an integrating transistor that modulates a...
05/18/2010
7683324Bolometer
Bolometers utilize an organic semiconductor diode layer assembly for temperature measurement. These bolometers are particularly sensitive to the infrared wave range so that they are employable as infrared sensors and may be combined to form one-dimensional sensor ro...
03/23/2010
7671335Infrared detector and process for fabricating the same
An infrared detector includes a circuit block carrying an infrared sensor element and electronic components. The circuit block is composed of a dielectric resin layer and a first substrate formed with a circuit pattern and mounting the electronic components. The die...
03/02/2010
7667201Sensitive silicon sensor and test structure for an ultra-sensitive silicon sensor
A thermal radiation sensor is disclosed wherein a semiconductor thermocouple comprised of a pair of silicon diodes is connected in back-to-back relationship, with one of the diodes being located in a detector stage. The other diode is located in a heat bath stage to...
02/23/2010
7667202Multilayer-structured bolometer and method of fabricating the same
Provided are a multilayer-structured bolometer and a method of fabricating the same. In the multilayer-structured bolometer, the number of support arms supporting the body of a sensor structure is reduced to one, and two electrodes are formed on the one support arm....
02/23/2010
7652252Electronically tunable and reconfigurable hyperspectral photon detector
Electronically tunable and reconfigurable hyperspectral IR detectors and methods for making the same are presented. In one embodiment, a reconfigurable hyperspectral sensor (or detector) detects radiation from about 0.4 μm to about 2 μm and beyond. This sensor is ...
01/26/2010
7638769Solid-state image sensing device, method for manufacturing the same, and imaging system
The present invention provides a solid-state image sensing device that converts long-wavelength light represented by the terahertz band into electric signals without being affected by the fluctuation of radiated heat, and outputs the signals mainly as picture signal...
12/29/2009
7619221Infrared receiving module
An infrared receiving module is disclosed. The infrared receiving module including a first strip element, a second strip element, an infrared receiver disposed on the second strip element, and a resin wrapping the first strip element and the second strip element. Th...
11/17/2009
7612340Method of operating an avalanche photodiode for reducing gain normalized dark current
An avalanche photodiode is operated in avalanche mode at a selected reverse bias that achieves high gain and a reduced gain normalized dark current. ...
11/03/2009
7608824Doped carbon nanostructure field emitter arrays for infrared imaging
An infrared imaging device and method for making infrared detector(s) having at least one anode, at least one cathode with a substrate electrically connected to a plurality of doped carbon nanostructures; and bias circuitry for applying an electric field between the...
10/27/2009
7608825Image pickup device, vision enhancement apparatus, night-vision apparatus, navigation support apparatus, and monitoring apparatus
There is provided an image pickup device which picks up an image of an object by absorbing light in a near infrared region reflected from the object and which has semiconductor photodetectors including an absorption layer of a bandgap wavelength in the range of 1.65...
10/27/2009
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