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| Number | Title | Issue Date |
| 8164061 | Method and apparatus for a universal infrared analyzer A universal infrared analyzer that includes a tunable optical filter capable of being tuned to one of a selectable set of wavelengths of radiation by a controller accessing a database of a plurality of function specific settings and function specific signatures. The... | 04/24/2012 |
| 8153978 | Dual color/dual function focal plane A single focal plane integrated circuit hybrid replaces multiple focal plane circuits and associated off-focal plane signal processing electronics. A dual function, dual color focal plane PSD sensor chip assembly includes a PSD array, a traditional pixelized camera ... | 04/10/2012 |
| 8124937 | System and method for athermal operation of a focal plane array A method includes determining a signal current based on an average current associated with one or more detectors. The method also includes determining a strip voltage based on the signal current. The method further includes biasing a strip resistance with the strip ... | 02/28/2012 |
| 7985953 | System and method of detecting human presence A detector of human emitted Blackbody radiation includes a plurality of series connected thermocouples. A lens can be associated with each of the thermocouples. Incoming radiation produces a different response in each of the thermocouples in accordance with a respec... | 07/26/2011 |
| 7923689 | Multi-band sub-wavelength IR detector having frequency selective slots and method of making the same In one embodiment, a multiband infrared (IR) detector array includes a metallic surface having a plurality of periodic resonant structures configured to resonantly transmit electromagnetic energy in distinct frequency bands. A plurality of pixels on the array each i... | 04/12/2011 |
| 7858939 | FPA combining SAL and imaging A multi-mode detector and detection method that utilize shared optical components to detect multiple different incoming wavelengths of energy. Partial de-focusing of incoming light enables imaging and non-imaging outputs from the same detector. Analog and digital pi... | 12/28/2010 |
| 7825381 | Micromechanical device for infrared sensing A micromechanical device including an improved sensing element and improved bending elements is described. Sensing elements include multi-layered structures which are thinner, lighter, and flatter than structures presently known within the related arts. Bending elem... | 11/02/2010 |
| 7786440 | Nanowire multispectral imaging array A multispectral imaging array system and method of forming the same. A substrate and a group of antennas can be located with respect to one another on the substrate, such that respective gaps are formed between each antenna group and wherein different antenna sizes ... | 08/31/2010 |
| 7737401 | Radiation measurement using multiple parameters An improved radiation detection device measures a broad range of dose rate levels. According to one arrangement, the radiation detection device calculates a radiation value based on, gamma count information representing counts for different energy levels of radiatio... | 06/15/2010 |
| 7705310 | Passive infra-red detectors A passive infra-red detector including at least three sub-detectors, each sub-detector being operative to receive infra-red radiation from a corresponding one of at least three sub fields-of-view, each sub field-of-view being exclusively defined by an optical elemen... | 04/27/2010 |
| 7633066 | Multiwavelength pyrometry systems A thermal measurement system includes a number of detectors configured to receive radiation within respective wavelength ranges. The system also includes a mirror configured to selectively direct the radiation from an object to each of the detectors. The system furt... | 12/15/2009 |
| 7550727 | Infrared (IR) receiving device An infrared (IR) receiving device (1) with IR detector elements (3) for receiving IR signals from a communication zone (5), as well as with a processing circuit for deriving electric signals corresponding to the IR signals received, wherein the ... | 06/23/2009 |
| 7491938 | Multi-spectral uncooled microbolometer detectors A process and system for a medium wave infrared (MWIR) uncooled microbolometer focal plane array (FPA). One embodiment is for a single MWIR band uncooled IR detector, wherein the design and fabrication utilizes standard silicon processing techniques reducing manufac... | 02/17/2009 |
| 7456405 | Portable radiation monitor methods and apparatus A radiation measuring instrument implements an energy ratio technique that utilizes a ratio between a measured radiation count rate and a detected radiation dose rate to determine if an alarm should be signalled to an operator of the device of this invention. The ra... | 11/25/2008 |
| 7439513 | Fast microbolometer pixels with integrated micro-optical focusing elements Fast microbolometer pixels integrating micro-optical focusing elements are provided. Each microbolometer pixel includes a focusing element located between the pixel body and a substrate, this focusing element preferably sending radiation back towards the central por... | 10/21/2008 |
| 7435964 | Thermal sensor with increased sensitivity The invention provides a thermal sensor having a first and second temperature sensing elements each being formed on a thermally isolated table in a first substrate. ... | 10/14/2008 |
| 7436500 | Near infrared chemical imaging microscope A chemical imaging system is provided which uses a near infrared radiation microscope. The system includes an illumination source which illuminates an area of a sample using light in the near infrared radiation wavelength and light in the visible wavelength. A multi... | 10/14/2008 |
| 7432505 | Infrared-based method and apparatus for online detection of cracks in steam turbine components An online method, system, and computer-readable code for remotely monitoring radiant energy emitted from a turbine blade (106), which may be undergoing an incipient degradation, such as a crack, in a relatively low-temperature, and saturated steam environment... | 10/07/2008 |
| 7427501 | System and method for optically monitoring the concentration of a gas, or the pressure, in a sample vial to detect sample growth A system and method employing infrared laser spectrography and dual wavelength modulation to monitor the concentration of a gas, such as oxygen or carbon dioxide, in the sample vial, or to monitor the pressure in the sample vial, to thus detect for microorganism gro... | 09/23/2008 |
| 7391025 | High-throughput infrared spectroscopy A spectrometer includes an infrared source, a spectrally selective element, and a cell array. The cell array includes walls that define a number of cavities. The spectrometer also includes an infrared spatial detector responsive to infrared radiation travelling from... | 06/24/2008 |
| 7378657 | Small detector array for infrared imaging microscope An infrared imaging microscope, particularly of the type used to carry out FT-IR measurement, has a detector in the form of a small detector array of individual detector elements. The outputs of the detector elements are fed in parallel to processing means which pro... | 05/27/2008 |
| 7365850 | Two-dimensional spectroradiometer A two-dimensional spectroradiometer has an optical system such as an objective optical system 2 and a relay lens 6 for receiving light rays La from a two-dimensional light source L to form an optical image i.e. a first image 2a and a seco... | 04/29/2008 |
| 7364355 | Method and apparatus for obtaining a temperature measurement using an InGaAs detector A method of linearizing the output a infrared camera having an InGaAs includes determining the an equivalent black body temperature of an object by utilizing a plurality of calibration constants determined by collecting data from a number of temperatures of the obje... | 04/29/2008 |
| 7349158 | Diffraction grating-based encoded micro-particles for multiplexed experiments Microparticles 8 includes an optical substrate 10 having at least one diffraction grating 12 disposed therein. The grating 12 having a plurality of colocated pitches Λ which represent a unique identification digital code that is detected... | 03/25/2008 |
| 7348562 | Method for adapting an existing thermal imaging device A method for adapting existing thermal imaging devices employing uncooled focal plane arrays (UFPA) for thermal imaging of target surfaces, the device including a housing (12) with an opening (14) for directing incident infrared rays along an optical p... | 03/25/2008 |
| 7338178 | Interstellar light collector Devices and methods that collect, concentrate, and disperse celestial light into spectra of different wavelengths by utilizing a large collection mirror and a means for dispersion located at a focal point. ... | 03/04/2008 |
| 7335884 | Compensation circuit for compensating non-uniformity according to change of operating temperature of bolometer The present invention relates to a bolometer, and more specifically to a compensation circuit for compensating non-uniformity due to the difference of operating temperature between bolometers which exist in bolometer array using semiconductor material. A compensatio... | 02/26/2008 |
| 7333271 | Dichroic mangin mirror An optical system having at least one dichroic Mangin mirror. The optical system has a front-end optical sub-system or a light source operative to emit an optical beam. The optical beam is dispersed into at least a first color beam and a second color beam and has ce... | 02/19/2008 |
| 7330258 | Spectrometer designs Various embodiments include spectrometers comprising diffraction gratings monolithically integrated with other optical elements. These optical elements may include slits and mirrors. The mirrors and gratings may be curved. In one embodiment, the mirrors are concave ... | 02/12/2008 |
| 7326932 | Sensor and cap arrangement The invention provides a sensor element formed in a first substrate and at least one optical element formed in a second substrate, the first and second substrates being configured relative to one another such that the second substrate forms a cap over the at least o... | 02/05/2008 |
| 7323676 | Color photosensor with color filters and subtraction unit The invention relates to a color photosensor for sensing the color contents of incident light. In order to provide a color photosensor which is cheap to produce and which allows the control of light in as well intensity as color a color photosensor is proposed compr... | 01/29/2008 |
| 7321433 | Method and apparatus for optically measuring the topography of nearly planar periodic structures The present invention discloses a non-destructive method and apparatus for measuring the 3D topography of a sample having periodic microstructure deposited onto the surface, or deposited onto a film, or buried into the film or sample. In particular, the present inve... | 01/22/2008 |
| 7319228 | Passive infra-red detectors A passive infra-red detector including at least three sub-detectors, each sub-detector being operative to receive infra-red radiation from a corresponding one of at least three sub fields-of-view, each sub field-of-view being exclusively defined by an optical elemen... | 01/15/2008 |
| RE39977 | Near infrared chemical imaging microscope A chemical imaging system is provided which uses a near infrared radiation microscope. The system includes an illumination source which illuminates an area of a sample using light in the near infrared radiation wavelength and light in the visible wavelength. A multi... | 01/01/2008 |
| 7315377 | System and method for remote sensing and/or analyzing spectral properties of targets and/or chemical species for detection and identification thereof A method and a low-cost, robust and simple system for remote sensing and analyzing spectral properties of targets as a means to detect and identify them is introduced. The system can be highly portable but is usable in fixed locations or combination thereof. An aspe... | 01/01/2008 |
| 7315667 | Propagating light to be sensed Light to be sensed is spreaded across an entry surface of a transmission structure with a laterally varying energy transmission function. For example, the light could be output from a stimulus-wavelength converter, provided through an optical fiber, or it could come... | 01/01/2008 |
| 7312822 | Attachment of additional information to stored or streamed image A method for storing or streaming images, wherein the images can be further processed after the storing or during the streaming includes the steps of choosing a span of the initially captured data, this span being adapted to be shown as an image to a user storing or... | 12/25/2007 |
| 7304311 | Whole printing medium evaluation method and device A method and device for evaluating a printing medium for use in a printing process, in which a set of spectral data is generated from a sample of the printing medium, and the set of spectral data is analysed. The analysis of the set of spectral data comprises detect... | 12/04/2007 |
| 7297951 | Two F-number, two-color sensor system A sensor system senses a scene and includes a dual-band imaging infrared detector lying on a beam path, wherein the infrared detector detects infrared images in a first infrared wavelength band and in a second infrared wavelength band; and a two-color cold-shield fi... | 11/20/2007 |
| 7289208 | Low profile spectrometer and Raman analyzer utilizing the same A spectrometer comprising a collimating element for receiving input light and collimating the same, a dispersive optical element for receiving light from the collimating element and dispersing the same and a focusing element for receiving light from the dispersive o... | 10/30/2007 |
