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"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 8188432 | Infrared camera packaging and alignment systems and methods One or more embodiments of the invention provide for a lens package comprising a housing having a vacuum compatible interior space, a base coupled to the housing, a lens coupled to the housing, and an infrared detector within the housing for providing infrared image... | 05/29/2012 |
| 8188433 | Physiological sensor having reduced sensitivity to interference A physiological sensor having reduced sensitivity to interference includes a light source, a light detector in optical communication with the light source, and a sensor pad at least partially housing the light source and the light detector. The sensor pad is configu... | 05/29/2012 |
| 8178841 | Monolithically integrated IR imaging using rare-earth up conversion materials Infrared imaging at wavelengths longer than the silicon bandgap energy (>1100 nm) typically require expensive focal plane arrays fabricated from compound semiconductors (InSb or HgCdTe) or use of slower silicon microbolometer technology. Furthermore, these technolog... | 05/15/2012 |
| 8178842 | Nanowire bolometer photodetector A photodetector for the detection of radiated electromagnetic energy includes at least one bolometer nanowire disposed at least partially within a photon trap. The at least one nanowire has at least one blackened surface. The blackened surface is configured to absor... | 05/15/2012 |
| 8158942 | Device and method for detecting infrared radiation through a resistive bolometer matrix A device for detecting infrared radiation including a matrix of resistive imaging bolometers above a substrate, a read circuit forming an analog electrical signal constituting an image of the infrared radiation impinging on the matrix, a probe for measuring the temp... | 04/17/2012 |
| 8158941 | Bolometric sensor with high TCR and tunable low resistivity The present invention provides a novel way of operating sensing elements or bolometers in the resistive hysteresis region of a phase-transitioning VO2 (or doped VO2) films. The invention is based on a novel principle that minor hysteresis loops... | 04/17/2012 |
| 8158943 | Infrared detector In at least one embodiment, an infrared (IR) detector for generating an image of an object is provided. The IR detector includes a plurality of thermal sensing elements that are arranged in an array of M columns and N rows. Each thermal sensing element is configured... | 04/17/2012 |
| 8153974 | Electronic device for minimizing laser light leakage A transportable electronic cassette and an image reading device carry out communication by laser light between themselves, with the separation distance to the casing of the opposing device detected by separation distance sensors provided respectively to the electron... | 04/10/2012 |
| 8153975 | Interfacing devices and systems A system combining the output of a thermal detection and imaging device with a capture and display device, such as a cordless or portable telephone/camera, is used to manage thermal information and displays. ... | 04/10/2012 |
| 8153976 | Infrared sensor and manufacturing method thereof A manufacturing method for an infrared sensor includes the following steps: providing a wafer having several chips and a substrate; forming four soldering portions, a thermistor, and an infrared sensing layer on the bottom surface of each chip, wherein the soldering... | 04/10/2012 |
| 8148688 | Near-field terahertz wave detector A near-field terahertz wave detector comprises a semiconductor chip (12) whose longitudinal electrical resistance along its surface changes due to a near-field wave of a terahertz wave (1), an insulating film (18) which covers the surface of the... | 04/03/2012 |
| 8143577 | Infrared sensors, focal plane arrays and thermal imaging systems An infrared sensor and infrared imaging system, wherein said infrared sensor comprises: a first film structure, a second film structure, a gap between said first film structure and said second film structure. Reference light is incident from one of said first film s... | 03/27/2012 |
| 8110803 | Sighting system and method This invention relates to optical sighting apparatus systems, and to methods for visualization and for identifying remote target surface areas without physical contact for the purpose of measurement and/or of treatment of the remote surface. An arrangement of projec... | 02/07/2012 |
| 8080795 | Device for imaging and method for producing the device A device for imaging the local distribution of at least one thermodynamic variable includes a radiation emitter capable of emitting electromagnetic radiation and a filter for filtering electromagnetic radiation. The emitter and the filter form an arrangement adapted... | 12/20/2011 |
| 8080794 | Microbolometer heating compensation systems and methods A microbolometer circuit includes, in accordance with an embodiment, a first microbolometer and a bias circuit, coupled to the first microbolometer, configured to provide a bias current to the first microbolometer to provide a first output signal based on a resistan... | 12/20/2011 |
| 8080793 | Device for detecting infrared radiation comprising a resistive imaging bolometer, a system comprising an array of such bolometers and a method for reading an imaging bolometer integrated into such a system A device for detecting infrared radiation including a resistive imaging bolometer intended to be electrically connected to a circuit for measuring a resistance of the imagine bolometer, whereby the device initially controls and adjusts the resistance of the imaging ... | 12/20/2011 |
| 8080796 | Standoff spectroscopy using a conditioned target A system and method are disclosed for standoff spectroscopy of molecules (e.g. from a residue) on a surface from a distance. A source emits radiation that modifies or conditions the residue, such as through photodecomposition. A spectral generating source measures a... | 12/20/2011 |
| 8067738 | Space based calibration transfer spectroradiometer A Space-based Calibration Transfer Spectroradiometer (SCATS) instrument that establishes a maintainable SI traceable radiometric calibration on-orbit with long-term stability accuracy, such as is required for long term climate monitoring missions, is provided. The S... | 11/29/2011 |
| 8063369 | Bolometer element, bolometer cell, bolometer camera and method The invention relates to a bolometer element, a bolometer cell, a bolometer camera, and a method for reading a bolometer cell. The bolometer cell comprises several bolometer elements. Each bolometer element comprises a first bolometer having a first heating resistan... | 11/22/2011 |
| 8053729 | Electromagnetic radiation detector with nanowire connection and method for producing same The electromagnetic radiation detector compromises at least one radiation absorption membrane transforming the absorbed energy into heat transmitted to at least one resistive thermometer having a resistance varying with temperature. Each absorption membrane is suspe... | 11/08/2011 |
| 8053728 | Gas sensor with an especially explosion-proof housing A gas sensor with a housing (1, 11) has an optical signal transmission to the environment of the gas sensor (10). At least one light-emitting diode (3) is arranged in the housing (1, 11) on the inner side of a disk (4) that is tran... | 11/08/2011 |
| 8053730 | Infrared sensor and method of fabricating the same An infrared sensor and a method of fabricating the same are provided. The sensor includes a substrate including a reflection layer and a plurality of pad electrodes, an interdigitated sensing electrode connected to the pad electrode and formed to be spaced apart fro... | 11/08/2011 |
| 8044353 | Non-dispersive infrared gas analyzer The invention relates to a NDIR-gas analyser comprising an infrared radiation source (1), a measuring vessel (3) containing a gas mixture (4) having a measuring gas component (5) that is to be detected, and a detector device (7) th... | 10/25/2011 |
| 8039798 | Dual-wavelength thermal infrared sensor A dual-wavelength thermal infrared sensor includes a first and a second type pixels that detect infrared in different wavelength ranges. The pixels of both types include a diaphragm supported by beams, an eave formed to spread outward from the diaphragm, and reflect... | 10/18/2011 |
| 8039797 | Semiconductor for sensing infrared radiation and method thereof A semiconductor device for sensing infrared radiation is provided. In an embodiment, the semiconductor device includes a sensor configuration which includes a light receiving portion for converting incident photons into heat and a sensing portion integrated with the... | 10/18/2011 |
| 8026484 | Spectrum-forming device on an optical sensor with spatial rejection Optical device comprising: a spatial filter means for eliminating, from the light rays emanating from an observed scene those coming from a direction or restricted range of directions in space, while letting through most of the light rays coming from said scene; mea... | 09/27/2011 |
| 8026485 | Chitin-based cantilever bimorphs and readout devices An infrared sensor with at least one cantilever beam functionalized with chitin, chitosan or their derivatives that can be tailored to be sensitive to certain IR bands for detection and does not require cooling is described. The functional layers expand differently ... | 09/27/2011 |
| 8026483 | Spectroscopic determination of sucrose A method for determining sugar concentration using spectropolarimetry and multivariate regression modeling A set of fixed polarizers are used in association with a spectrometer, which enables the measurement of optical rotation as absorbance values over a range of w... | 09/27/2011 |
| 7999227 | Electromagnetic radiation detector and method for manufacturing such a detector This electromagnetic radiation detector comprises a reflecting substrate and at least one detection element comprising a membrane sensitive to said radiation and suspended above the substrate. The distance between the membrane and at least one detection element and ... | 08/16/2011 |
| 7999226 | Infrared sensor assembly and speaker support A portable infrared sensor and speaker assembly is described which, in one form, includes an elongated array of infrared sensors along respective first and second side portions of a speaker. Infrared reflective surfaces, which may include a portion of the side surfa... | 08/16/2011 |
| 7999228 | Apparatus for use in operator training with, and the testing and evaluation of, infrared sensors which are for missile detection Apparatus (2) for use in operator training with, and the testing and evaluation of, missile detection systems which use infrared sensors which integrate incident energy over a finite time period, which apparatus (2) comprises at least one infrared illu... | 08/16/2011 |
| 7999230 | Tunable detection system and method of use A tunable bandwidth selector and method of use is disclosed. The tunable bandwidth selector may include a plurality of spaced apart electron sheets which selectively separate a first bandwidth from an input spectrum. ... | 08/16/2011 |
| 7999229 | Device for detecting an electromagnetic radiation comprising a resistive imaging bolometer, system comprising a matrix of such devices and method for reading an imaging bolometer of such a system The invention relates to a device for detecting an electromagnetic radiation comprising a resistive imaging bolometer sensitive to the electromagnetic radiation to be detected, intended to be connected electrically to a signal shaping circuit, and a resistive common... | 08/16/2011 |
| 7994477 | Infrared detector with carbon nanotube yarns An infrared detector based on CNT yarns includes a first electrode, a second electrode and a composite film between the first electrode and the second electrode. A first end of the composite film is electrically connected to the first electrode. A second end of the ... | 08/09/2011 |
| 7977636 | Infrared imaging using thermal radiation from a scanning probe tip A method for performing sub-micron optical spectroscopy, using a heated SPM probe and far-field collection optics is described. The enhanced emission characteristics at a sharp heated tip constitute a highly localized wideband IR source. Thus the IR absorption and e... | 07/12/2011 |
| 7977635 | Radiant energy imager using null switching In some aspects, the present invention embodies both the method and apparatus for converting a pattern of irradiation to a visible image. An embodiment of the present invention provides an array of micro-electro-mechanical sensors with each sensor includes a deflect... | 07/12/2011 |
| 7968847 | Identification mechanism for a component attached to a medical device The invention relates to the identification of a component of a medical device. The medical device is realized for the alternative attachment of a plurality of components. By means of infrared reflection sensors an emitted signal that is reflected by an attached com... | 06/28/2011 |
| 7968848 | Infrared radiation sources, sensors and source combinations, and methods of manufacture A blackbody radiation device (110) includes a planar filament emission element (102) and a planar detector (104) for respectively producing and detecting radiation having width dl/l less than about 0.1 to test a sample gas, where l is the wavele... | 06/28/2011 |
| 7968846 | Tunable finesse infrared cavity thermal detectors A cavity thermal detector assembly is presented that allows both tunable narrowband and broadband operation. This allows for high light efficiency, low thermal time constant, and flexibility in designing the optical path. The thermal detector/filter layers are part ... | 06/28/2011 |
| 7939803 | Method and apparatus for detecting explosives A method and apparatus is provided for detecting explosives by thermal imaging. The explosive material is subjected to a high energy wave which can be either a sound wave or an electromagnetic wave which will initiate a chemical reaction in the explosive material wh... | 05/10/2011 |
