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Patent No. 5307162

Cloaking System Using Optoelectronically Controlled Camouflage

A Cloaking System designed to operate in the visible light spectrum, utilizes optoelectronics and/or photonic components to conceal an object within it.

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Class 378/98.3 - With visible light optics


Subclass of Class 378 - X-ray or gamma ray systems or devices
Definition: Subject matter wherein the X-ray television system includes
No. of patents: 189
Last issue date: 05/15/2012


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NumberTitleIssue Date
8180022Linear X-ray detector using fiber optic face plate to alter optical path
An X-ray line-scan camera utilizes an image transferring means to alter the optical path and thus eliminates the X-ray radiation damage on the electrical components of the camera system. The camera comprises a layer of scintillating material, a fiber optic face plat...
05/15/2012
7496177X-ray converter
An X-RAY CONVERTER having a light-proof housing with an X-ray-transparent wall behind which there are fastened an X-ray-to-optical converter, a filter of residual X-radiation, an objective lenses unit, and a photodetector containing at least two optoelectronic conve...
02/24/2009
7443954X-ray machine
An X-ray machine includes a radiation source and an image intensifier. A digital camera is downstream of the image intensifier and includes a pixel matrix, wherein the pixel matrix is switchable between a high and a low resolution. The image intensifier displays on ...
10/28/2008
7441955Radio-transparent real-time dosimeter for interventional radiological procedures
A method of measuring in real time a dose of radiological radiation absorbed by a region under inspection subjected to a flux of radiological radiation, the method comprising the steps consisting in: a) detecting the incident radiation at at least one point of the r...
10/28/2008
7436444Radiation image pick-up apparatus having reading element, drive circuit for driving reading element, and control circuit for controlling drive circuit
A radiation image pick-up apparatus includes a conversion element, accumulation element, read element, detection element, driving circuit, and controller. The conversion element converts radiation into an electrical signal. The accumulation unit accumulates the elec...
10/14/2008
7426258High resolution low dose magnifying X-ray fluoroscope and system
A high resolution magnifying X-ray fluoroscope using a low dose beam includes a scintillator for receiving an X-ray beam and converting the X-ray energy into visible light. The scintillator is in intimate optical contact with a non-demagnifying image intensifier tha...
09/16/2008
7418078Spot-size effect reduction
A radiographic imaging device includes an X-ray source having a finite focal spot characterized by a determined intensity distribution. The X-ray source emits a beam of X-ray radiation toward an object. A detector assembly receives at least part of the X-ray radiati...
08/26/2008
7412024X-ray mammography
A digital x-ray phase contrast soft tissue imaging and mammography system offers significant cancer detection sensitivity and a significant improvement in accurate detection and interpretation of mammograms. In addition, the proposed system produces digital mammogra...
08/12/2008
7369644Printed circuit board inspection system combining X-ray inspection and visual inspection
A circuit board inspection system combining an X-RAY inspection and a visual inspection comprises a transfer unit (3) that lands an inspected object (1) safely thereon and transfers the inspected object (1) to a predetermined position; a light g...
05/06/2008
7362424Compositions and methods for drop boundary detection and radiation beam alignment
The invention provides an apparatus and method for determining the position of a radiation beam. The apparatus includes (a) a first reflective surface and a second reflective surface, the reflective surfaces being placed to form the reflective exterior of a wedge; (...
04/22/2008
7356117X-ray inspection system
The X-ray inspection system 10 comprises an X-ray electron conversion face 42 for converting an entered X-ray image transmitted through the measurement object into an electronic image, an output fluorescent face 46 for emitting fluorescence when...
04/08/2008
7352840Micro CT scanners incorporating internal gain charge-coupled devices
The present invention provides internal gain charge coupled devices (CCD) and CT scanners that incorporate an internal gain CCD. A combined positron emission tomography and CT scanner is also provided. ...
04/01/2008
7340033X-ray unit having an automatically adjustable collimator
The invention relates to a method and a unit for automatically adjusting a collimator (6). In this connection, a region (9) of interest inside the body is determined in an application-specific way from an analysis of first X-ray pictures, and the colli...
03/04/2008
7336765Portable system and method for non-intrusive radioscopic imaging
Described herein is a portable, self-contained, electronic radioscopic imaging system that utilizes a multiple camera imager and advanced processing techniques to image suspicious containers. An X-ray sensor or imager utilizes a scintillating screen that produces fl...
02/26/2008
7330609MTF measuring method and system
A method of measuring a modulation transfer function (MTF) includes detecting the center of a line spread function (LSF) image in order to calculate an MTF. For this purpose, an enlarged image of a portion of an image containing the LSF image is created, and binary-...
02/12/2008
7330532Dual energy imaging using optically coupled digital radiography system
This invention relates to an optically coupled digital radiography method and apparatus for simultaneously obtaining two distinct images of the same subject, each of which represents a different x-ray energy spectrum. The two images may be combined in various ways s...
02/12/2008
7324623Computed tomography scanner with large gantry bore
A computed tomography scanner includes a rotating gantry (20) defining an examination region (16). A first radiation source (22) is disposed on the rotating gantry (20) and emits first radiation (32) into the examination region (
01/29/2008
7321675Image processing apparatus, image processing method, storage medium and program
Processing of sorting a train of pixel values within the same line of a radiation image containing a gas part region or an air part region in a subject and rearranging the train of pixel values within the same line from the pixels having higher pixel values to the p...
01/22/2008
7289602Portable, digital X-ray apparatus for producing, storing, and displaying electronic radioscopic images
A portable, self-contained, electronic radioscopic imaging system uses a pulsed X-ray source, a remote X-ray sensor, and a self-contained, display and controller unit to produce, store, and/or display digital radioscopic images of an object under investigation. The ...
10/30/2007
7289601Digital image collector for X-ray systems
A digital X-ray system for capturing high quality images by maximizing the collection of emitted light from an intensifying screen in response to X-ray impact. The digital X-ray system includes a housing having a fluorescent intensifying screen for receiving emitted...
10/30/2007
7286640Dual-band detector system for x-ray imaging of biological samples
A digital dual-band detector functions as an imaging platform capable of extracting hard and soft tissue images, for example. The detector has a first detector system comprising a first scintillator for converting x-rays from a sample to an first optical signal, and...
10/23/2007
7285789Optical device for surface-generated fluorescence
A sample substrate adapted for use with electromagnetic excitation light includes a base and a layer system. The layer system includes a multilayer interference coating with at least two layers wherein the thicknesses of the layers ensure that light emitted by a flu...
10/23/2007
7283608System and method for X-ray imaging using X-ray intensity information
Systems and methods for X-ray imaging are provided. The X-ray imaging system includes an X-ray source for generating X-rays. The X-ray imaging system further includes an X-ray detector configured to provide X-ray intensity variation information relating to the X-ray...
10/16/2007
7263165Flat panel detector with KV/MV integration
A radiation imaging device includes a detector capable of detecting radiation from either a KV source or an MV source. The detector includes a photodetector assembly, a scintillator adjacent to a first side of the photodetector, and a metal plate adjacent to a secon...
08/28/2007
7260174Direct conversion energy discriminating CT detector with over-ranging correction
A CT detector capable of energy discrimination and direct conversion is disclosed. The detector includes multiple layers of semiconductor material with the layers having varying thicknesses. The detector is constructed to be segmented in the x-ray penetration direct...
08/21/2007
7250608Radiographic image detector and radiographic imaging system
A radiographic image detector to detect radiation applied thereto and obtain radiographic image information, includes: an internal power supply to supply power to drive units at least upon imaging; a communication unit to perform communication with an external devic...
07/31/2007
7251383Method and device of imaging with an imager having a fiber plate cover
There is provided an imager with, for example, a fiber plate cover capable of transferring to a sensor element an image of a sample that may be close to or in contact with such fiber plate cover, and imaging such sample. An imager may include a fiber plate cover cap...
07/31/2007
7233003Radiation detector
The radiation detector according to this invention has a common electrode for bias voltage application formed on a surface of an amorphous selenium semiconductor film (a-Se semiconductor film) sensitive to radiation. The common electrode is a gold thin film having a...
06/19/2007
7227925Gantry mounted stereoscopic imaging system
A radiation therapy treatment machine that has a stereoscopic imaging system, which includes a rotatable open gantry on which is placed a first diagnostic radiation source, a first diagnostic imager, and a therapeutic radiation source. ...
06/05/2007
7214998Complementary metal oxide semiconductor image sensor layout structure
A complementary metal oxide semiconductor (CMOS) image sensor layout structure is described. The CMOS image sensor layout structure includes a substrate, a plurality of light sensing devices, a plurality of transistors and a plurality of color-filtering film layers....
05/08/2007
7212607X-ray confocal defect detection systems and methods
An x-ray confocal defect detection system comprises an x-ray source, a confocal component, and defect detectors and operates on a target portion of a semiconductor device. The x-ray source generates x-ray energy. The semiconductor device includes a plurality of form...
05/01/2007
7212604Multi-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
7187753Monochromator for an X-ray radiator allowing modification of the X-ray spectral composition
A monochromator to be used in an X-ray device having an X-ray source is formed by a crystal for spectral restriction of X-rays produced by the X-ray source. The monochromator includes a positioning device that can move the crystal so that it changes the spectral com...
03/06/2007
7173251Devices for imaging radionuclide emissions
There is disclosed a device for imaging radionuclide emissions comprising: a charge coupled device or CMOS active pixel sensor device; and a scintillator layer in direct contact with the charge coupled device or CMOS active pixel sensor device; in which the thicknes...
02/06/2007
7170973Apparatus and method for reducing image artifacts
The invention relates to an X-ray apparatus for forming X-ray images, which apparatus includes an X-ray detector (4) for the conversion of X-rays into electrical signals, a detector exposure unit (5) for the emission of electromagnetic radiation in dep...
01/30/2007
7170972Methods and systems for multi-modality imaging
A method of examining a patient is provided. The method includes aligning a patient table in an opening of a gantry unit that includes a CZT photon detector and an x-ray source, imaging a patient utilizing a first imaging modality during a first portion of a scan us...
01/30/2007
7167267Noise reduction in an image capturing device
An image capturing device includes an electronic image sensor and a memory including a dark frame buffer that stores one or more dark frames generated by the electronic image sensor. A processor controls the electronic image sensor to substantially continuously capt...
01/23/2007
7142638Portable, digital X-ray apparatus for producing, storing, and displaying electronic radioscopic images
A portable, self-contained, electronic radioscopic imaging system uses an X-ray converter screen for converting impinging X-ray radiation to visible light, and thus each point impinged on the screen by X-ray radiation scintillates visible light emissions diverging f...
11/28/2006
7135686Low noise x-ray detector for fluoroscopy
A flat-panel, quantum-limited x-ray imager for fluoroscopy is configured for converting very low levels of x-rays into electrical signals suitable for standard processing by a computer into real-time images, and comprises a screen for converting x-rays into visible ...
11/14/2006
7133492Method for reducing radiation exposure during patient positioning
A method of reducing radiation exposure by panning and zooming the first acquired image rather than using continuous radiation fluoroscopy. ...
11/07/2006
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