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Sensors Unlimited Inc patents


Recent patent applications related to Sensors Unlimited Inc. Sensors Unlimited Inc is listed as an Agent/Assignee. Note: Sensors Unlimited Inc may have other listings under different names/spellings. We're not affiliated with Sensors Unlimited Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "S" | Sensors Unlimited Inc-related inventors


Enhancing images

A method of enhancing an image includes constructing an input histogram corresponding to an input image received at a focal plane array, the input histogram representing a pixel intensity distribution corresponding to the input image and performing an analytical operation on the input histogram to produce a modified cumulative distribution,... Sensors Unlimited Inc

Systems and methods for deserializing data

A digital communication interface includes a deserializer module, a gearbox module, and a parallel communication channel connecting the gearbox module to the deserializer module. The deserializer module has a fixed deserialization factor. The gearbox module has a temporal translation factor to change bit-length of words received through the parallel communication... Sensors Unlimited Inc

Image-based detection and diagnosis of diastasis recti

A method for diagnosing a condition of a subject includes imaging an abdominal area of the subject to obtain one or more images of the abdominal area. Separation between rectus abdominis muscles in the abdominal area is located from the one or more images. Distance of the separation between the... Sensors Unlimited Inc

Lens covers

A lens cover includes a housing defining an optical aperture. A pair of opposed lens cover blades are each pivotally mounted to the housing at a common pivot point. A biasing member biases the blades apart from one another about the pivot point to uncover the optical aperture in an... Sensors Unlimited Inc

Thermoelectric cooling management

A method of controlling FPA system stabilization includes calculating FPA adjustments as a function of FPA temperature and adjusting a TEC set point to assist the FPA adjustments in attaining a predetermined level of FPA performance. Adjusting the TEC set point can include adjusting the TEC set point as a... Sensors Unlimited Inc

Multimodal fusion for object detection

A method of image-based quantification for allergen skin reaction includes imaging an area of skin that has been subject to a skin-prick test to produce one or more images of the area. The method includes identifying regions of wheal and/or flare in the one or more images of the area... Sensors Unlimited Inc

Systems and methods for user machine interaction for image-based metrology

A method of image-based quantification for allergen skin reaction includes imaging an area of skin that has been subject to a skin-prick test to produce one or more images of the area. The method includes identifying regions of wheal and/or flare in the one or more images of the area... Sensors Unlimited Inc

Systems and methods for image metrology and user interfaces

A method of image-based quantification for allergen skin reaction includes imaging an area of skin that has been subject to a skin-prick test to produce one or more images of the area. The method includes identifying regions of wheal and/or flare in the one or more images of the area... Sensors Unlimited Inc

Image correction and metrology for object quantification

A method of image-based quantification for allergen skin reaction includes imaging an area of skin that has been subject to a skin-prick test to produce one or more images of the area. The method includes identifying regions of wheal and/or flare in the one or more images of the area... Sensors Unlimited Inc

Systems and methods for image-based quantification for allergen skin reaction

A method of image-based quantification for allergen skin reaction includes imaging an area of skin that has been subject to a skin-prick test to produce one or more images of the area. The method includes identifying regions of wheal and/or flare in the one or more images of the area... Sensors Unlimited Inc

Image-based signal detection for object metrology

A method of image-based quantification for allergen skin reaction includes imaging an area of skin that has been subject to a skin-prick test to produce one or more images of the area. The method includes identifying regions of wheal and/or flare in the one or more images of the area... Sensors Unlimited Inc

Systems and methods for marking plastics

A method of determining the composition of a polymeric body includes applying electromagnetic radiation to the polymeric body, modulating the electromagnetic radiation using a tagant disposed within a polymer composition forming the polymeric body, and receiving the modulated electromagnetic radiation from the tagant at an infrared detector. The electromagnetic radiation... Sensors Unlimited Inc

Enhanced pixel for multiband sensing

An imaging pixel including a control device to control flow of a charge signal from a photodetector. The control device has a variable impedance that varies in response to frequency of an input signal, the control device being biased to permit signals to flow through the control device dependent on... Sensors Unlimited Inc

Enhanced pixel for wavefront sensing

A wavefront sensing pixel is provided. The wavefront sensing pixel includes a low-pass filter filtering a charge signal from a photodetector and outputting a control signal when low-frequency signals are detected in the charge signal, and a control device to control flow of the charge signal past the control device... Sensors Unlimited Inc

Pulse detection bandpass filter with gain stage

An imaging pixel is provided. The imaging pixel includes a photodetector that outputs charge signals in response to incident light and laser pulses and a high-frequency path. A detector biasing circuit is further provided that biases high-frequency signals of the charge signals that are associated with the laser pulses to... Sensors Unlimited Inc

Cooling systems for imaging devices

An imaging assembly includes a base member defining an expansion chamber therein, the base member defining a gas inlet for receiving a compressed gas and a gas outlet for expelling expanded gas, and a focal plane array assembly mounted to the base member including a sensor and a lens.... Sensors Unlimited Inc

System and tracking multiple targets designated by pulse-coded lasers

A method of identifying at least one target includes receiving a series of images over time of pulsed energy reflected from the at least one target, each image including a plurality of pulses related to different first and second pulse codes, detecting the pulses in an image of the received... Sensors Unlimited Inc

Leakage mitigation at image storage node

A leakage mitigation circuit is provided. The leakage mitigation circuit includes an inverter coupled to a storage node, wherein the storage node receives a signal output by an imaging pixel having a first voltage level to be stored. The inverter inverts the signal to a second voltage level. A single... Sensors Unlimited Inc

Gain normalization and non-uniformity correction

A method of normalizing FPA system gain and correcting pixel non-uniformity for varying temperature includes determining an FPA temperature, calculating an FPA system gain as a function of the FPA temperature, and applying the FPA system gain at the FPA temperature to condition output of the FPA to produce temperature... Sensors Unlimited Inc

Imaging pixel subarray with shared pulse detection

An imaging and pulse detection (IPD) pixel array includes a plurality of imaging pixels arranged in a plurality of rows and columns. Each imaging pixel includes a respective photodetector that outputs signals in response to incident light and input laser pulses. The signals include imaging signals that correspond to the... Sensors Unlimited Inc

Method of forming an infrared photodetector

A low noise infrared photodetector has an epitaxial heterostructure that includes a photodiode and a transistor. The photodiode includes a high sensitivity narrow bandgap photodetector layer of first conductivity type, and a collection well of second conductivity type in contact with the photodetector layer. The transistor includes the collection well,... Sensors Unlimited Inc

Sensor systems and methods

An imaging system includes a housing having a lens that defines a first optical axis. A sensor is within the housing offset from the first optical axis. A digital display is within the housing offset from the first optical axis opposite from the sensor across the first optical axis. A... Sensors Unlimited Inc

Sensor systems and methods

An imaging system includes a housing having a lens defining a first optical axis. A first sensor is within the housing aligned with the first optical axis. A second sensor is within the housing offset from the first optical axis. A third sensor is within the housing opposite from the... Sensors Unlimited Inc

Gain normalization

A method of normalizing FPA system gain for varying temperature includes determining an FPA temperature and calculating an FPA system gain as a function of the FPA temperature, system gain for the FPA at a reference temperature, and empirically derived coefficients. The method also includes applying the FPA system gain... Sensors Unlimited Inc

Pixel non-uniformity correction

A method of correcting pixel non-uniformity for varying temperature includes determining an FPA temperature and calculating a non-uniformity correction map on a pixel by pixel basis for the FPA, wherein the non-uniformity correction for each pixel is a function of the FPA temperature and empirically derived coefficients. The method also... Sensors Unlimited Inc

Photodiode arrays

A photodiode includes a cap layer defining an inboard side and an outboard side. A plurality of pixels are formed in the cap layer extending from the inboard side to the outboard side. At least a portion of the cap layer is defined in between the pixels. A metal barrier... Sensors Unlimited Inc

Pixels

A photodiode has an absorption layer and a cap layer operatively connected to the absorption layer. A pixel is formed in the cap layer and extends into the absorption layer to receive charge generated from photons therefrom. The pixel defines an annular diffused area to reduce dark current and capacitance.... Sensors Unlimited Inc

Quantum efficiency (qe) restricted infrared focal plane arrays

A sensor includes an InGaAs photodetector configured to convert received infrared radiation into electrical signals. A notch filter is operatively connected to the InGaAs photodetector to block detection of wavelengths within at least one predetermined band. An imaging camera system includes an InGaAs photodetector configured to convert received infrared radiation... Sensors Unlimited Inc

Multiple channel imaging system

A method of imaging includes monitoring a field of view with a first imaging sensor of a multiple channel imaging system and activating a second component of the imaging system from a stand by state to an active state upon detection of a change in the field of view of... Sensors Unlimited Inc

Imaging systems with digital micromirror devices (dmd)

An imaging system includes an imager housing having a primary aperture defining an optical axis. A primary lens is disposed over the primary aperture. A first focal plane array (FPA) is within the imager housing. A second FPA is within the imager housing. A digital micro-minor device (DMD) is angled... Sensors Unlimited Inc

System for parallax correction

A system for parallax correction includes a rotatable focus adjuster having a longitudinal axis. A lens retainer is engaged with the focus adjuster. A first lens is housed within the lens retainer aligned with the longitudinal axis. A second lens is positioned parallel to the first lens within the lens... Sensors Unlimited Inc

Interconnects for focal plane array integrated circuits

A focal plane array assembly includes a readout integrated circuit with a contact array surface, a photodiode array with a contact array surface facing the readout integrated circuit contact array surface, and an anisotropic conductive film disposed between contact array surfaces. The anisotropic conductive film includes conductive bodies that interconnect... Sensors Unlimited Inc








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