Patent application number | Description | Published |
20130101089 | X-RAY IMAGING APPARATUS AND METHOD FOR CONTROLLING THE SAME - The X-ray imaging apparatus includes an X-ray generator to generate X-rays having at least two different energy levels and irradiate the X-rays onto a subject, a detector to detect the X-rays irradiated by the X-ray generator and transmitted through the subject, and a device to obtain images from the X-rays detected by the detector, to obtain bone image information and soft tissue image information of the subject, based on the obtained X-ray images, and to produce one image including the bone image information and the soft tissue image information. | 04-25-2013 |
20130121458 | COMPUTED TOMOGRAPHY APPARATUS AND CONTROL METHOD FOR THE SAME - A computed tomography apparatus and a method for controlling the same are provided. The apparatus is capable of switching between a high energy mode and a low energy mode at a high speed using a filter that rotates at a high speed. The computed tomography apparatus includes an X-ray generator which generates and irradiates X-rays toward a subject, an X-ray filter which includes at least one filter member, a driver which rotates the X-ray filter such that the filter members are selectively disposed in an irradiation path of X-rays generated by the X-ray generator, a detector which detects the X-rays that are transmitted to the subject, and a host apparatus which obtains X-ray images by using detected X-rays, separates the obtained X-ray images based on filter members to which the corresponding X-rays are transmitted, and reconstructs the images by using X-ray images of the identical filter member. | 05-16-2013 |
20130121465 | X-RAY IMAGING APPARATUS AND METHOD FOR CONTROLLING THE SAME - The X-ray imaging apparatus includes an X-ray generator to generate X-rays having at least two different energy levels and irradiate the X-rays onto a subject, a detector to detect the X-rays irradiated by the X-ray generator and transmitted through the subject, and a device to obtain images from the X-rays detected by the detector, to obtain bone image information and soft tissue image information of the subject, based on the obtained X-ray images, and to produce one image including the bone image information and the soft tissue image information. | 05-16-2013 |
20140205065 | RADIATION GENERATOR, ANTI-SCATTER GRID, AND RADIATION IMAGING APPARATUS INCLUDING AT LEAST ONE OF THE SAME - A radiation generator, an anti-scatter grid, and a radiation imaging apparatus including at least one of the radiation generator and the anti-scatter grid are provided. The radiation generator includes: a radiation source which includes a radioisotope and is configured to generate radiation; a first opening configured to pass radiation among the generated radiation irradiated in a specified direction; and a converger configured to converge the radiation irradiated from the radiation source into the first opening. | 07-24-2014 |
20140348301 | METHOD AND APPARATUS FOR ACQUIRING PLURALITY OF X-RAY FOCUSES - A method and apparatus of acquiring a plurality of focal spots for X-rays. The method includes radiating an electron beam from a cathode of a magnetic field generating apparatus toward a movable anode of the magnetic field generating apparatus, and irradiating a target with an X-ray that is produced from the radiated electron beam by the anode. The anode comprises an inclined side in which a part of the inclined side protrudes, and the plurality of focal spots for X-rays are acquired based on the radiated electron beam and the inclined side. | 11-27-2014 |
20150078508 | COMPUTED TOMOGRAPHY APPARATUS AND METHOD OF CONTROLLING X-RAY BY USING THE SAME - A method of controlling an X-ray in a computed tomography (CT) apparatus includes: acquiring scout images of an object; setting an imaging region of the object in the acquired scout images; determining an outline of transverse axes lengths of the imaging region based on the transverse axes lengths of the imaging region; controlling X-rays emitted toward the object by adjusting a distance between elements of a transverse collimator of the CT apparatus according to the determined outline; and reconstructing a cross-sectional X-ray image of the object based on X-ray projection data generated by detecting the controlled X-rays. | 03-19-2015 |
20150092918 | X-RAY DETECTOR AND X-RAY PHOTOGRAPHING APPARATUS INCLUDING THE SAME - An X-ray detector and an X-ray imaging apparatus including the X-ray detector are provided. The X-ray detector includes a detector element including a cathode electrode and an anode electrode which are spaced apart from each other and a photoconductive layer located between the cathode electrode and the anode electrode and configured to absorb X-rays and generate electric charges, a first temperature controller configured to contact a first surface of the detector element and is configured to control a temperature of the cathode electrode, and a second temperature controller configured to contact a second surface of the detector element opposite to the first surface of the detector element and configured to control a temperature of the anode electrode. | 04-02-2015 |
20150131776 | RADIATION DETECTOR AND COMPUTED TOMOGRAPHY APPARATUS USING THE SAME - The radiation detector includes image pixels that each includes a counting pixel, to restore an image. The counting pixel includes a radiation absorption layer, which converts incident photons into an electrical signal, and a photon processor that counts a number of the photons, based on the electrical signal. | 05-14-2015 |