Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 8,049

Document Document Title
WO/2021/006166A1
[Problem] To facilitate movement or installation of a CT device and reduce maintenance load such as repair and replacement of used parts by reducing the size, weight, and power consumption of an X-ray CT and solving the stroke region of ...  
WO/2020/261339A1
The X-ray generation device is provided with: an electron gun; and an anode having a target from which X-rays are generated when electrons from the electron gun collide therewith. The electron gun includes a cathode having an electron em...  
WO/2020/232253A9
Disclosed are systems and methods for X-ray imaging of a patient's breast using optimized iodine contrast- enhanced energy-subtraction mammography (CEESM). The disclosed technology employs an X-ray tube design that uses as the X-ray targ...  
WO/2020/242511A1
Embodiments of the disclosed system and method provide for generating a multiple- energy X-ray pulse. A beam of electrons is generated with an electron gun and modulated prior to injection into an accelerating structure to achieve at lea...  
WO/2020/232253A1
Disclosed are systems and methods for X-ray imaging of a patient's breast using optimized iodine contrast- enhanced energy-subtraction mammography (CEESM). The disclosed technology employs an X-ray tube design that uses as the X-ray targ...  
WO/2020/229254A1
An imaging system (202) includes an X-ray radiation source (210) configured to emit radiation that traverses an examination region. The imaging system further includes a controller (220). The controller is configured to control an X-ray ...  
WO/2020/218952A1
An X-ray beam is generated in an interaction zone of an electron beam and a target, the zone being an annular layer of a molten fusible metal in an annular channel of a rotating anode assembly. The channel has a surface profile which pre...  
WO/2020/213039A1
An X-ray generation device comprising: an X-ray generation tube having a cathode that includes an electron emitting part which emits electrons in a first direction, and an anode that includes a target which generates X-rays due to the el...  
WO/2020/204290A1
The present invention provides an X-Ray emitting device that comprises a focusing electrode composed of a ceramic-based material, which can be manufactured by a simple process and is excellent in durability.  
WO/2020/193850A1
According to an example aspect of the present invention, there is provided a radiation window manufacturing method, comprising patterning a mask on a top surface of a bulk wafer (201, 212, 202), etching the bulk or compound wafer from th...  
WO/2020/193103A1
There is provided a method of setting a filament demand in an x- ray apparatus. The x-ray apparatus has a filament (111), through which the passing of a heating current allows thermionic emission of electrons from the filament. The x-ray...  
WO/2020/183550A1
The present invention addresses the problem of suppressing reduction in reliability of an EUV light generation device as a result of tin being stuck to the inside of an exhaust pump (60) or tin flowing reverse from a drain tank and adher...  
WO/2020/178898A1
An X-ray tube (120) is provided with: a cathode (140) and an anode (150) sealed inside a vacuum envelope (121); and an ion-collecting conductor (130) attached to the vacuum envelope so as to contact the internal space of the vacuum envel...  
WO/2020/158644A1
[Problem] To provide a compact tomosynthesis device that uses a plurality of cold cathode X-ray sources. [Solution] This tomosynthesis device includes a plurality of cold cathode X-ray sources that irradiate a subject with X-rays, wherei...  
WO/2020/153579A1
The present invention provides a field emission device with excellent structural stability and enhanced efficiency of electron emission. The device includes: a first tube composed of a carbon nanotube sheet that includes a plurality of u...  
WO/2020/141435A1
Systems and methods for digitally switching x-ray emission systems include a digital switching unit operable to selectively connect a low voltage driving circuit to activate a field emission type electron emitting construct such that ele...  
WO/2020/136912A1
This electron gun is provided with a cathode having an electron emission portion, an extraction electrode which extracts electrons emitted from the electron emission portion, and a convergence electrode which converges the electrons extr...  
WO/2020/136911A1
This X-ray generation tube comprises: an insulation tube having a first open end and a second open end; a cathode having an electron emission source and disposed so as to close the first open end of the insulation tube; an anode having a...  
WO/2020/127201A1
An X-ray source (100) is disclosed, comprising a liquid target source (110) configured to provide a liquid target (J) in an interaction region (I) of the X-ray source, an electron source (120) adapted to provide an electron beam (122) di...  
WO/2020/122257A1
Provided are an X-ray tube and an X-ray detector that can bring a target as close as possible to a sample. The X-ray tube comprises: an electron generation unit; an electron acceleration unit that accelerates electrons generated by the e...  
WO/2020/111818A1
The present invention relates to a small X-ray device having a flattening filter. Provided is a small X-ray device comprising: an X-ray tube in which electrons emitted in accordance with a voltage applied to a filament are emitted toward...  
WO/2020/111820A1
The present invention relates to a small x-ray tube having an extractor, comprising: a filament for emitting electrons when a voltage is applied; a base comprising two filament through holes so as to be able to fix the filament and conne...  
WO/2020/111819A1
The present invention relates to a small X-ray tube comprising a heat emitting cap. The small X-ray tube comprises: a filament for discharging electrons when voltage is applied thereto; a target for receiving the electrons discharged fro...  
WO/2020/111755A1
A field emission tomosynthesis system according to the disclosed present invention comprises: a vacuum body unit having a space therein; source parts which are provided in a plurality inside the body unit, so as to respectively generate ...  
WO/2020/056281A9
In some aspects, a monochromatic x-ray component for producing monochromatic x-ray radiation from broadband x-ray radiation is provided. The monochromatic x-ray component comprises a housing configured to be positioned proximate a broadb...  
WO/2020/098556A1
An on-chip miniature X-ray source, comprising: an on-chip miniature electron source (10); a first insulating spacer (11) located on one side of the on-chip miniature electron source (10) emitting electrons, the first insulating spacer (1...  
WO/2020/094824A1
The present disclosure relates to an X-ray source system configured for successively or concurrently generating different X-ray spectra, which have different cutoff-energies. The system comprises an electron receiving member, which is mo...  
WO/2020/094533A1
The present disclosure relates to X-ray sources (100) comprising an electron source (110), an adjustment means (120) for adjusting an orientation of the electron beam (e) generated by the electron source, a focusing means configured to f...  
WO/2020/088939A1
The present invention relates to a hybrid anode structure (100) for fast-kilovolt-peak switching for dual energy CT, the hybrid anode structure comprising: an auxiliary anode (10), which comprises a first target area (12), which is confi...  
WO/2020/089131A1
The present invention relates to a method for stabilizing a focal spot (5, 5') of an X-ray tube, comprising the following steps: generating a projection image (12, 12') of a pattern (6) on a detector (7) by means of the X-ray system, whi...  
WO/2020/085291A1
The present invention is a CNT device (1) (carbon-metal structure) comprising a carbon nanotube layer (2) (CNT layer 2; same hereafter) on a metal pedestal (4). The metal pedestal (4) is brazed on the CNT layer (2) with a brazing materia...  
WO/2020/086772A1
A chemical liquid manufacturing apparatus is provided. The manufacturing apparatus includes at least one filtration medium selected from an ion exchange medium and an ion medium, and a temperature control unit configured to control the t...  
WO/2020/084664A1
This X-ray generating device has: a negative electrode including an electron source for generating an electron beam; a positive electrode including a transmissive target with which X rays generated by collision of the electron beam can b...  
WO/2020/081694A1
A thermal control and electrical connection means for an electronic radiation source that provides a cooling and electrical connection to an electronic radiation source in high-temperature environment is provided, including at least a me...  
WO/2020/077398A1
An on-line energy dispersive X-ray diffraction (EDXRD) analyser for mineralogical analysis of material in a process stream or a sample is disclosed. The analyser includes a collimated X-ray source to produce a diverging beam of polychrom...  
WO/2020/066168A1
Provided are: an X-ray generation device that has a simple configuration and is capable of selectively generating X-rays having different wavelengths; and an X-ray analysis device. This X-ray generation device is provided with: an X-ray ...  
WO/2020/067075A1
This rotating anode X-ray tube target is provided with: a first part that is formed from a first material and that has a first surface from which X rays are emitted upon reception of electrons; a second part that is formed from a second ...  
WO/2020/056281A1
In some aspects, a monochromatic x-ray component for producing monochromatic x-ray radiation from broadband x-ray radiation is provided. The monochromatic x-ray component comprises a housing configured to be positioned proximate a broadb...  
WO/2020/052773A1
The invention relates to a component for in the vacuum operation of an x-ray tube having an opening (14, 15, 16), through which an electron beam (13) is guided, having a base made of a first material, wherein the first material is a meta...  
WO/2020/027769A1
A mounted x-ray window (10, 30, 40, 50) can be strong and transmissive to x-rays, can have a hermetic seal, and can withstand high temperatures. The mounted x-ray window can include a film (12) located on an inner-side of a flange (15) o...  
WO/2020/021516A1
The invention relates to a device for concentrating ionising radiation fluence (500) with variable focal point, adaptable to a high-energy electron source of an external radiotherapy device with linear accelerator, in order to focus and ...  
WO/2020/023408A1
An x‑ray target, x‑ray source, and x‑ray system are provided. The x‑ray target includes a thermally conductive substrate comprising a surface and at least one structure on or embedded in at least a portion of the surface. The at ...  
WO/2020/023674A1
Presented systems and methods facilitate efficient and effective generation and delivery of radiation. A radiation generation system can comprise: a particle beam gun, a high energy dissipation anode target (HE DAT); and a liquid anode c...  
WO/2020/002260A1
The present inventive concept relates to a method in an X-ray source configured to emit, from an interaction region, X-ray radiation generated by an interaction between an electron beam and a target, the method comprising the steps of: p...  
WO/2020/001276A1
Provided are a scanning-type X-ray source and an imaging system therefor. The scanning-type X-ray source comprises a vacuum cavity (1), wherein a cathode (2) and a plurality of anode target structures (3) are arranged in the vacuum cavit...  
WO/2020/006456A1
Some embodiments include a system, comprising: an enclosure configured to enclose a vacuum; a cathode disposed within the enclosure; an anode disposed within the enclosure configured to receive a beam of electrons from the cathode; a mot...  
WO/2019/244874A1
The purpose of the present invention is to provide a modular structure for an X-ray source which allows for the replacement of a cold cathode electron source, thereby facilitating the production and maintenance of an X-ray source that us...  
WO/2019/226232A1
A cooling system (10) used in an X-ray generator (12) having a cathode (36) and anode (32) that includes a target (54) having a focal spot (62), wherein heat is generated in the anode and focal spot during operation of the X-ray generato...  
WO/2019/225814A1
The present invention relates to a reflective X-ray tube and, more particularly, to a reflective X-ray tube which enables hot electrons emitted from a filament to more efficiently reach a target of an X-ray irradiation window.  
WO/2019/226614A1
Some embodiments include a system, comprising: an electron source configured to generate an electron beam along an axis; and a transmission target configured to receive the electron beam, the transmission target, comprising a target mate...  

Matches 1 - 50 out of 8,049