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| Number | Title | Issue Date |
| 8153986 | Hybrid Compton camera/coded aperture imaging system A system in one embodiment includes an array of radiation detectors; and an array of imagers positioned behind the array of detectors relative to an expected trajectory of incoming radiation. A method in another embodiment includes detecting incoming radiation with ... | 04/10/2012 |
| 8110810 | Methods for increasing the sensitivity of gamma-ray imagers Methods are presented that increase the position resolution and granularity of double sided segmented semiconductor detectors. These methods increase the imaging resolution capability of such detectors, either used as Compton cameras, or as position sensitive radiat... | 02/07/2012 |
| 8084746 | Radiation detector and detection method having reduced polarization A direct conversion radiation detector includes a detector body made from a direct conversion material, a plurality of segmented electrode members operatively coupled to a radiation-receiving side of the detector body and at least one electrode operatively coupled t... | 12/27/2011 |
| 7994482 | Radiation directional finder and isotope identification system A system and method determine a direction associated with gamma and/or neutron radiation emissions. A first radiation photon count associated with a first detector in a detector set is received from the first detector. The first radiation photon count is associated ... | 08/09/2011 |
| 7989774 | Radiation detector A radiation detector includes a semiconductor element capable of detecting a radiation, a substrate on which the semiconductor element is mounted, and a flexible substrate including a connection pattern connected to an element electrode on an opposite side to the su... | 08/02/2011 |
| 7645996 | Microscale gas discharge ion detector A microscale planar device for detecting particles under high pressure with high sensitivity. The device may have an anode and cathode with an insulator situated between them. The insulator may have a number of holes, cavities or channels between the anode and catho... | 01/12/2010 |
| 7645997 | Positioning of photodetection events Improved position estimation for a square photodetector having terminals at its corners is provided by first estimating an event position in a coordinate system aligned with the diagonals of the square, and then performing a coordinate rotation to provide an estimat... | 01/12/2010 |
| 7566879 | Method and apparatus for radiation detection An imaging system for imaging an object has an x-ray source for emitting x-rays. A detection system has a plurality of position sensitive detector planes, and the object is located between the x-ray source and the detection system. A portion of the x-rays pass throu... | 07/28/2009 |
| 7531808 | Method for the depth corrected detection of ionizing events from a co-planar grids sensor A method for the detection of ionizing events utilizing a co-planar grids sensor comprising a semiconductor substrate, cathode electrode, collecting grid and non-collecting grid. The semiconductor substrate is sensitive to ionizing radiation. A voltage less than 0 V... | 05/12/2009 |
| 7525098 | High resolution energy detector Apparatus for detecting radiation, including a semiconductor which is arranged to interact with photons of the radiation, and a plurality of electrodes which are configured to sense respective charge distributions in response to interactions of the photons with a re... | 04/28/2009 |
| 7518117 | Unidimensional array 3-D position sensitive ionization detector The present invention provides an improved gamma ray detector module and a method of operating such a detector module for more accurately determining the position of a gamma ray interaction within the detector. The detector module includes an induction array arrange... | 04/14/2009 |
| 7397038 | Nuclear imaging using three-dimensional gamma particle interaction detection An improved method of, and apparatus for, nuclear imaging takes advantage of the ability to determine the depth of gamma ray/electron interaction within a semiconducting gamma ray detector to determine the (most highly probable) location of the first gamma ray/elect... | 07/08/2008 |
| 7378663 | Method for optimizing the performance of a semiconductor detector This method for optimizing the performance of a semiconductor detector intended to detect electromagnetic radiation, especially X-rays or γ rays, equipped with electrodes separately mounted on two opposite surfaces of said detector, namely a cathode and a pixelated... | 05/27/2008 |
| 7358518 | Radiation image detector and radiation image detecting system A radiation image detector comprises a first electrode layer, a recording photo-conductor layer, a reading charge-transportable photo-conductor layer, and a second electrode layer. The reading charge-transportable photo-conductor layer generates electric charges whe... | 04/15/2008 |
| 7354002 | Triggering system and method Described is a triggering arrangement including a power supply, a lighting arrangement and a switch. The lighting arrangement is coupled to the power supply. The switch is coupled to the lighting arrangement and the power supply. When the switch is in a first positi... | 04/08/2008 |
| 7342993 | System for dynamic low dose x-ray imaging A system for low dose x-ray imaging provides for dynamic generation of an x-ray beam with specific shape, and dynamic tracking of a detector with said beam. The detector is rotatable, and translatable along two orthogonal axes, and may mount with a circular detector... | 03/11/2008 |
| 7342231 | Detection of coincident radiations in a single transducer by pulse shape analysis Pulse shape analysis determines if two radiations are in coincidence. A transducer is provided that, when it absorbs the first radiation produces an output pulse that is characterized by a shorter time constant and whose area is nominally proportional to the energy ... | 03/11/2008 |
| 7340032 | System for dynamic low dose x-ray imaging and tomosynthesis A system for low dose x-ray imaging provides for dynamic generation of an x-ray beam with specific shape, and dynamic tracking of a detector with said beam. The detector is rotatable, and translatable along two orthogonal axes, and may mount with a circular detector... | 03/04/2008 |
| 7339172 | Portable compton gamma-ray detection system A Compton scattered gamma-ray detector system. The system comprises a gamma-ray spectrometer and an annular array of individual scintillators. The scintillators are positioned so that they are arrayed around the gamma-ray spectrometer. The annular array of individua... | 03/04/2008 |
| 7332712 | Camera module fabrication method including the step of removing a lens mount and window from the mold An image sensor package includes an image sensor, a window, and a molding, where the molding includes a lens holder extension portion extending upwards from the window. The lens holder extension portion includes a female threaded aperture extending from the window s... | 02/19/2008 |
| 7328425 | Method and device for correcting SLM stamp image imperfections The invention relates to production and precision patterning of work pieces, including manufacture of photomask for photolithography and direct writing on other substrates, such as semiconductor substrates. In particular, it relates to applying corrections to patter... | 02/05/2008 |
| 7324035 | Amplifier with pulse coded output and remote signal reconstruction from the pulse output An amplifier-based system having pulsed output includes an amplifier for amplifying a time varying voltage signal to produce an output voltage signal. A voltage-to-current (V-I) converter converts the output voltage signal into a current signal. An output stage incl... | 01/29/2008 |
| 7313223 | Device, arrangement and method for indicating positions on areas exposed to x-ray radiation sources and light sources A unit (11) with a length (L) is utilized in a device for indicating the position of an edge (7a) of a first area (7) which is irradiated by an x-ray radiation source (2) in relation to an edge (9a) of a second area, ... | 12/25/2007 |
| 7301153 | Photo sensor panel for high resolution PET Apparatus and method for providing nuclear medical imaging, in particular positron emission tomography, wherein a panel detector including scintillation blocks with a light guide is attached thereto. The scintillation block is arranged to cover a plurality of photos... | 11/27/2007 |
| 7297958 | Radiological imaging apparatus A radiological imaging apparatus of the present invention comprises an image pickup device and a medical examinee holding device that is provided with a bed. The image pickup device includes a large number of radiation detectors and radiation detector support plates... | 11/20/2007 |
| 7286639 | Focal spot sensing device and method in an imaging system A focal spot sensing device includes: a housing that resists x-ray beams; an opening disposed in a wall of the housing that allows an x-ray beam to enter the housing; and a sensor device disposed in the housing that interprets a position of the x-ray beam for calcul... | 10/23/2007 |
| 7279882 | Method and apparatus for measuring properties of particle beams using thermo-resistive material properties A beam position detector for measuring the properties of a charged particle beam, including the beam's position, size, shape, and intensity. One or more absorbers are constructed of thermo-resistive material and positioned to intercept and absorb a portion of the in... | 10/09/2007 |
| 7274025 | Detector for detecting particle beams and method for the production thereof The invention relates to a detector, and to a method for the production thereof, for detecting a high-energy and high-intensity particle beam (2), which comprises a crystalline semi-conductor plate (3) having a metal coating (4) and which is arr... | 09/25/2007 |
| 7271395 | Device and method for the measurement of depth of interaction using co-planar electrodes A device and method for measuring a depth of interaction of an ionizing event and improving resolution of a co-planar grid sensor (CPG) are provided. A time-of-occurrence is measured using a comparator to time the leading edge of the event pulse from the non-collect... | 09/18/2007 |
| 7253416 | Radiation detector and detection method, and medical diagnostic apparatus employing same In a detector arrangement for a medical diagnosis apparatus as well as a medical imaging diagnostic method, radiation quanta striking a detector are detected and evaluated with spatial resolution. The use of collimators is thereby omitted, such that radiation quanta... | 08/07/2007 |
| 7247860 | Radiation detection module, radiation detector and radiological imaging apparatus A radiation detection module and radiological imaging apparatus capable of improving spatial resolution. A semiconductor radiation detector includes a plurality of semiconductor radiation detector elements and conductive members which are copper plates. A detector e... | 07/24/2007 |
| 7244945 | Scintillator panel, radiation detector and manufacture methods thereof A scintillator panel having a wavelength conversion member has some problems: lowered durability to be caused by an area not covered with a protective layer around a projection formed on the wavelength conversion member surface; lowered resolution response and CTF c... | 07/17/2007 |
| 7244944 | Triggering system and method Described is a triggering arrangement including a power supply, a lighting arrangement and a switch. The lighting arrangement is coupled to the power supply. The switch is coupled to the lighting arrangement and the power supply. When the switch is in a first positi... | 07/17/2007 |
| 7242006 | Dual-sided microstructured, position-sensitive detector The invention relates to a detector for determining the position and/or energy of photons and/or charged particles. Said detector comprises a plurality of diodes made of a semi-conductor material, n-contacts (1) and p-contacts (4), the n-contacts being... | 07/10/2007 |
| 7238949 | Conductor crossover for a semiconductor detector The invention relates to a conductor crossover for a semiconductor detector, particularly for a drift detector for conducting X-ray spectroscopy. The conductor crossover comprises at least two doped semiconductor electrodes (2), which are placed inside a semi... | 07/03/2007 |
| 7212604 | Multi-layer direct conversion computed tomography detector module A computed tomography detector module is presented. The detector module includes a substrate having a topside and a bottom side. Additionally, the detector module includes a plurality of detector layers disposed on the top side of the substrate in a direction that i... | 05/01/2007 |
| 7208740 | Three dimensional radiation detector A pixelated detector assembly comprising a stack of thin detector crystals, each detector crystal having a pair of planar surfaces bound by edges substantially thinner than the dimensions of the surfaces. The stack is disposed such that the radiation to be detected ... | 04/24/2007 |
| 7199359 | Camera module fabrication method including singulating a substrate An image sensor package includes an image sensor, a window, and a molding, where the molding includes a lens holder extension portion extending upwards from the window. The lens holder extension portion includes a female threaded aperture extending from the window s... | 04/03/2007 |
| 7196333 | Radiation detector using a composite material and method for making same A detector of radiation uses a composite material, and process manufactures the detector. The detector includes layers (6) of a semiconducting composite material including a host matrix made of a polymer and semiconducting-type guest particles dispersed throu... | 03/27/2007 |
| 7193208 | Time-of-flight capable high resolution pet detector An array of position-sensitive avalanche photodiodes is provided in which output signal contacts from corners of each photodiode are grouped in common for readout. Each photodiode may be provided on a single wafer or chip, with photodiodes being separated by a trenc... | 03/20/2007 |
