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WO/2022/064848A1 |
In the present invention, in a cylindrical guard electrode (5) disposed on the outer peripheral side of an electron generation part (31) of an emitter (3), a tip section (5A) positioned in an emission direction of an electron beam (L1) f...
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WO/2022/058036A1 |
The invention relates to a computer tomography machine comprising a static emitter-detector ring (10) that is made of an odd number (n) of emitter-detector elements (11, 12, 13, 14, 26), a single one (26) of which can be moved relative t...
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WO/2022/053381A1 |
The invention relates to an optical monitoring system (200) for monitoring an X-ray tube (100), the optical monitoring system (200) comprising: at least one optical sensor (201) configured to detect first signals of a first optical param...
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WO/2022/046837A1 |
A method for producing a radiation window includes patterning a photo resist structure onto a double-sided silicon wafer, plasma etching the silicon wafer to create an etched silicon wafer having a silicon supporting structure etched upo...
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WO/2022/028173A1 |
The present application relates to a deflection electrode assembly, an X-ray source, and an X-ray imaging system. The deflection electrode assembly comprises: a first electrode plate, comprising a first connection portion and a plurality...
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WO/2022/022794A1 |
The invention relates to the field of X-ray equipment. An X-ray tube comprises a housing, the cavity of which forms a vacuum chamber, and arranged inside side vacuum chamber a cathode source of free electrons, a focusing electrode and an...
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WO/2022/018265A2 |
Provided is a target assembly for an x-ray apparatus comprising a target housing and an entrance path formed in an entrance part of the target housing for accepting an incident electron beam, as well as a target member for generating x- ...
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WO/2021/249471A1 |
The present invention relates to a connection device of a high-voltage power supply and an X-ray tube, and a corresponding X-ray source. The connection device comprises a first connecting unit a second connecting unit, the first connecti...
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WO/2021/246254A1 |
The opening edge surface (45a) of an emitter support female screw hole (45) provided in an emitter support (4) extends in the radial direction of the emitter support female screw hole (45). In an emitter support operation hole (32) provi...
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WO/2021/246253A1 |
A vacuum container (11) is configured so that: an opening (21) on one side and an opening (22) on another side in the longitudinal direction of a cylindrical insulating body (2) are sealed with an emitter unit (30) and a target unit (70)...
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WO/2021/241968A1 |
A rotary module coupling-type ionizer according to the present invention comprises: a body in which one or more accommodation spaces are formed and which has insertion groove allowing communication with the accommodation spaces; a first ...
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WO/2021/240834A1 |
A fixed anode x-ray tube according to the present invention comprising: an enclosure that maintains a vacuum on the inside thereof; an anode that is provided inside the enclosure and generates X-rays due to the collision of thermions; an...
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WO/2021/224097A1 |
There is disclosed an X-ray imaging system, comprising a target; an electron beam source configured to provide an electron beam for interaction with the target to generate X-ray radiation; electron optics configured to alternately direct...
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WO/2021/210256A1 |
An x-ray generator comprising: an electron gun for emitting an electron beam having a circular cross-sectional shape; a magnetic focusing lens that is provided at a subsequent stage to the electron gun and focuses the electron beam while...
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WO/2021/210255A1 |
According to the present invention, an electron gun comprises a cathode that has a tip for emitting an electron beam, a first electrode that accommodates a portion including the tip of the cathode, and a second electrode that surrounds t...
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WO/2021/210239A1 |
This energy beam irradiation device comprises: an electron discharge unit having an elongated electron discharge part; a housing having a window part that emits an energy beam based on electrons discharged from the electron discharge par...
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WO/2021/210238A1 |
This electron beam generator comprises: an electron release unit that extends along a desired axis and releases electrons; a support unit that is electrically connected to a power feed device that feeds power to the electron release unit...
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WO/2021/210237A1 |
This electron beam generation source comprises: an electron discharge unit that extends along a desired axis and emits electrons; a movable unit that is linked to one end of the electron discharge unit; a support unit that supports the m...
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WO/2021/210254A1 |
An X-ray generation device is provided with: an electron gun having a cathode that emits an electron beam; a first casing in which the electron gun is housed; a target on which the electron beam emitted from the electron gun is incident;...
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WO/2021/204846A1 |
The invention relates to an X-ray source (10) comprising at least one waveguide (30) for X-ray radiation, wherein the at least one waveguide (30) has a core (32) and a casing (40) surrounding the core (32), and wherein at least one part ...
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WO/2021/199562A1 |
This X-ray generation device comprises: an electron gun that emits an electron beam; a rotating anode unit that has a target which receives the electron beam and emits X-rays, and that is configured so as to rotate the target; a magnetic...
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WO/2021/202740A1 |
An imaging device includes a rotatable gantry having opposing sides, wherein the gantry is rotatable about an axis of rotation, an x-ray source mounted to the gantry, an x-ray detector mounted to the gantry opposite the x-ray source, and...
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WO/2021/199563A1 |
This X-ray generation device 1 comprises: an electron gun 2 which emits an electron beam EB; a target part K disposed such that a plurality of elongated targets 22 which generate X-rays L due to the incidence of the electron beam EB are ...
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WO/2021/199561A1 |
A rotating anode unit comprising a target that is formed by a first metal material, and a target support that is formed in a plate shape by a second metal material and that has a first and a second surface. The thermal conductivity of th...
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WO/2021/202707A1 |
A radiation therapy device includes an electron beam source (BBS) for generating an electron beam and a steering device for directing the electron beam. A target is disposed a predetermined distance from the BBS and is positioned to inte...
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WO/2021/192334A1 |
According to the present embodiment, a sliding bearing unit is provided with: a fixed shaft including a radial bearing surface; a rotor; and a liquid metal. The rotor includes a first cylinder and a second cylinder. The second cylinder i...
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WO/2021/184573A1 |
Disclosed in embodiments of the present application is an X-ray anode target having a composite structure. The X-ray anode target having the composite structure comprises an anode target body and a covering layer; the anode target body i...
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WO/2021/184298A1 |
A method for manufacturing an anode target, an anode target, an X-ray source and an X-ray imaging system. The method for manufacturing an anode target comprises: forming first grooves (202, 302, 402, 802) periodically arranged on a subst...
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WO/2021/173122A1 |
An improved X-ray source is disclosed. The improved X-ray source has an enclosure, electron guns, a first set of address lines extending through the enclosure, a second set of address lines extending through the enclosure, and nodes defi...
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WO/2021/163741A1 |
The present invention relates to a rotary x-ray anode having an integrated liquid metal bearing outer shell, comprising an anode disc (5) made of Mo or a Mo-based alloy and having a hole (12), which is formed centrally in the region of t...
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WO/2021/166035A1 |
[Problem] To improve efficiency of X-ray generation for phase imaging. [Solution] An electron source 2 irradiates a target 3 with an electron beam 23 inclined at an amount corresponding to a prescribed irradiation angle θ with respect t...
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WO/2021/168219A1 |
A radiation-absorbent shield shaped to conform to and enshroud the x-ray tube housing of a C-arm in order to protect medical personnel from radiation leaking through the x-ray tube housing. The shield is attached to the x-ray tube housin...
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WO/2021/160303A1 |
The invention relates to a rotating X-ray anode (10, 10', 10") for generating X-radiation, comprising an annular main body (11, 11', 11") made of carbon-based material, an annular focal track covering (12, 12', 12"), which is arranged on...
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WO/2021/158454A1 |
Methods and systems for realizing a high radiance x-ray source based on a high density electron emitter array are presented herein. The high radiance x-ray source is suitable for high throughput x-ray metrology and inspection in a semico...
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WO/2021/158323A1 |
An x-ray generating unit (100) includes an x-ray tube (130) that is substantially transparent to x-rays and that defines a vacuum therein. A cathode (110) is disposed within the x-ray tube (130) and defines a plurality of spaced apart ca...
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WO/2021/148873A1 |
An X-ray laser has a target anode of a crystalline material that emits X-ray radiation in response to excitation and that is located on a thermally conductive substrate. An X-ray source provides an input X-ray beam that illuminates a pre...
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WO/2021/140187A1 |
The present invention relates to an X-ray target assembly (1, 10, 20) comprising a cylindrical base (2) and a cylindrical multilayered X-ray target (4, 14, 24) that comprises at least a heat transfer layer (4a, 14a, 24a), an X-ray source...
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WO/2021/137363A1 |
A method for manufacturing a CNT paste emitter, according to one embodiment of the present invention, comprises the steps of: mixing first CNT powder, graphite nanoparticles, SiC nanoparticles, Ni nanoparticles, a dispersant, and distill...
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WO/2021/129943A1 |
The present invention relates to an X-ray target assembly (1, 10, 20) comprising a cylindrical base (2) and an X-ray target (4, 14, 24) that comprises a heat transfer layer (4a, 14a, 24a) and an X-ray source layer (4b, 14b, 24b), wherein...
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WO/2021/110494A1 |
An X-ray imaging system (XI) configured for phase contrast and/or dark-field imaging. The system comprises an X-ray source (XS) operable to cause X-radiation to emanate from a focal spot (SF) of the source (XS) and an X-ray sensitive det...
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WO/2021/099202A1 |
A method for characterizing an electron beam in a liquid metal jet X-ray source is disclosed. The method comprises providing said electron beam and directing said electron beam to an interaction region; providing an electron beam dump co...
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WO/2021/095298A1 |
This X-ray tube according to one embodiment is equipped with: an enclosure that maintains the interior of the tube in a vacuum state; an anode target that is disposed in the enclosure and that generates X rays through the collision of th...
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WO/2021/094203A1 |
The present invention relates to a rotary anode X-ray source. In addition to a primary cathode of a rotary anode X-ray tube, an auxiliary cathode is provided in the rotary anode X-ray tube. Electrons from the auxiliary cathode are focuse...
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WO/2021/094642A1 |
The invention relates to a shield device (100) for covering a radiation window (502). The shield device (100) comprising: a support structure (102) with an opening (106), and a flexible foil (104) covering at least the opening (106) of t...
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WO/2021/082363A1 |
Provided are a power supply circuit and a field emission electron source. The power supply circuit comprises: field effect transistors Si sequentially connected in series by means of drains and sources, wherein 1 ≤ i ≤ n, each of i a...
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WO/2021/082362A1 |
A power supply circuit and a field emission electron source. The power supply circuit comprises: field effect transistors Si sequentially connected in series from a drain electrode to a source electrode, wherein 1≤i≤n, i and n are na...
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WO/2021/082356A1 |
A time division multiplexing control device applied to a distributed X-ray source, comprising: a first switch module (101), comprising a plurality of first switches and used for receiving a high voltage signal and a first control signal,...
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WO/2021/079307A1 |
The present invention is intended to provide improved patterned X-ray emitting targets as well as X-ray sources that include patterned X-ray emitting targets as well as X-ray reflectance scatterometry (XRS) systems and also including X-r...
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WO/2021/076834A1 |
A cathode of an electron emitting device is described, where the cathode comprises a carbon nanotube (CNT); a nano-filler material; and a carbonizable polymer; and where the cathode exhibits increased hardness, is formed by high temperat...
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WO/2021/063784A1 |
An anode (100) for a rotating anode X-ray tube is proposed, wherein the anode comprises an inner and/or an outer electron capturing element (120, 110). The inner and/or outer electron capturing elements are configured to capture electron...
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