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VREX Varex Imaging

GRANT
Utility
Free-fall and impact detection system for electronic devices
24 Aug 21
Some embodiments include a handheld detector, comprising: detector circuitry configured to convert incident radiation into electrical signals; a processor coupled to the detector circuits; and an accelerometer coupled to the processor; wherein the processor is configured to activate from a low power state in response to a first acceleration event detected by the accelerometer.
Cesar H Proano, Rudiger Schwartz
Filed: 28 Sep 18
APP
Utility
Multi-maximum X-ray Spectrum Systems and Multi-layer Imaging Systems
19 Aug 21
Some embodiments include an x-ray system, comprising: an x-ray imager including a plurality of imaging layers; an x-ray source configured to generate an x-ray beam; and an x-ray prefilter; wherein: the x-ray prefilter is configured to adjust an energy spectrum of the x-ray beam to create or decrease a level of x-ray fluence of a local minimum between two of a plurality of local maximums.
Arundhuti Ganguly, Ivan P Mollov
Filed: 31 Mar 20
GRANT
Utility
Multiple head linear accelerator system
10 Aug 21
Some embodiments include a system, comprising: a plurality of accelerator structures, each accelerator structure including an RF input and configured to accelerate a different particle beam; an RF source configured to generate RF power; and an RF network coupled between the RF source and each of the RF inputs of the accelerator structures and configured to split the RF power among the RF inputs of the accelerator structures.
Andrey V. Mishin
Filed: 27 Sep 19
GRANT
Utility
Imaging system with energy sensing and method for operation
27 Jul 21
Some embodiments include a system, comprising: an integrating detector including a plurality of pixels, each pixel configured to integrate signal from photons of a radiation beam; and an energy sensing detector overlapping the plurality of pixels of the integrating detector and configured to generate energy information in response to the radiation beam.
Ivan P. Mollov, Arundhuti Ganguly
Filed: 16 Nov 18
GRANT
Utility
Imaging system with a digital conversion circuit for generating a digital correlated signal sample and related imaging method
13 Jul 21
An example imaging system includes a digital conversion circuit and a plurality of pixel circuits each having a photodiode, a biasing circuit, a charge-to-voltage converter, and a switch.
Arundhuti Ganguly, Gerhard P. Roos, Ivan Mollov
Filed: 8 Nov 18
GRANT
Utility
X-ray tube diagnostic system including a circuit to generate a phase signal and/or an indication of a status of a motor
29 Jun 21
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 motor disposed within the enclosure and configured to rotate the anode in response to a drive input; and a circuit electrically connected to the drive input, and configured to generate a phase signal based on a voltage of the drive input and a current of the drive input, the phase signal indicating a phase difference between the voltage of the drive input and the current of the drive input.
Michelle Richmond, Gary F. Virshup, Dan Jones
Filed: 30 Jun 18
APP
Utility
Radiographic Inspection System for Pipes and Other Structures Using Radioisotopes
24 Jun 21
Some embodiments include a radiographic inspection system, comprising: a detector; a support configured to attach the detector to a structure such that the detector is movable around the structure; a radioisotope collimator; and a collimator support arm coupling the detector to the radioisotope collimator such that the radioisotope collimator moves with the detector.
Clyde May, David T. Nisius, Rajashekar Venkatachalam
Filed: 17 Apr 20
APP
Utility
Aligned Grain Structure Targets, Systems, and Methods of Forming
24 Jun 21
Some embodiments include an x-ray system, comprising: a support structure including a mounting surface; a target attached to the support structure on the mounting surface; wherein the target has a grain structure having a first dimension along an axis perpendicular to the mounting surface is longer than a longest dimension along any axis parallel to the mounting surface.
Michael Snow
Filed: 20 Dec 19
GRANT
Utility
Aligned grain structure targets, systems, and methods of forming
22 Jun 21
Some embodiments include an x-ray system, comprising: a support structure including a mounting surface; a target attached to the support structure on the mounting surface; wherein the target has a grain structure having a first dimension along an axis perpendicular to the mounting surface is longer than a longest dimension along any axis parallel to the mounting surface.
Michael Snow
Filed: 20 Dec 19
APP
Utility
Wireless Imager with Wireless Power System
27 May 21
Some embodiments include a radiographic imaging system, comprising: a radiographic imager, including: an imaging array; imager control logic configured to control the imaging array; a power system configured to supply power to at least the imaging array and the imager control logic; a wireless power receiver configured to receive energy wirelessly and provide at least part of that energy to the power system; and a wireless communication transmitter; and a charging mat, including: a wired power input; a wireless power transmitter configured to transmit energy wirelessly; and a wireless communication receiver; wherein the wireless power receiver, the wireless power transmitter, the wireless communication receiver, and the wireless communication transmitter are positioned such that the radiographic imager can be placed on the charging mat where, simultaneously, the wireless power receiver is aligned with the wireless power transmitter and the wireless communication receiver is aligned with the wireless communication transmitter.
Carlo Tognina, John Shen, Matt McCabe, Marcelo Costa
Filed: 1 May 20
APP
Utility
Removable Battery Connector Adapter
27 May 21
A detector includes an enclosure having a side wall, a sensor array positioned in an enclosed portion of the enclosure, a controller connected to the sensor array and positioned in the enclosure, with the controller being connected to a first electrical connector within the enclosure, a second electrical connector positioned external to the side wall, with the first and second electrical connectors being removably connected to each other through the side wall, and a third electrical connector in electrical communication with the second electrical connector, with the third electrical connector configured to contact a fourth electrical connector of an energy storage device.
Xiaoyang Shen, Matthew McCabe, Marcelo Costa
Filed: 30 Dec 19
GRANT
Utility
Transmission target for a high power electron beam
18 May 21
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 material having a surface disposed to receive the electron beam; wherein a majority of the surface is disposed at an angle relative to the axis different from 89 to 91 degrees.
Andrey V. Mishin, Levi Madden, Irina Balantceva
Filed: 21 May 18
GRANT
Utility
Dual-layer detector for soft tissue motion tracking
11 May 21
An imaging apparatus includes a first X-ray detector that includes: a low energy scintillator operable to convert an incident X-ray spectrum into a first set of light photons; a first light imaging sensor operable to generate a set of low energy image signals from the first set of light photons, wherein a first exit radiation is a remainder portion of the first incident radiation after the X-ray spectrum passes through the low energy scintillator and the first light imaging sensor; an energy-separation filter operable to absorb or reflect at least a portion of the energy of the first exit X-ray spectrum and convert the first exit X-ray spectrum into a second exit X-ray spectrum; a second X-ray detector that includes: a high energy scintillator operable to convert the second exit X-ray spectrum into a second set of light photons; a second light imaging sensor operable to generate a set of high energy image signals from the second set of light photons; and a processor configured to: generate a high-energy image that is based on the set of high energy image signals and a low-energy image that is based on the set of low energy image signals; and perform a comparison of the high-energy image from the low-energy image to generate a soft tissue image.
Minghui Lu, Richard Aufrichtig, Joachim Steiger
Filed: 30 Jun 18
GRANT
Utility
Chained file distribution to multiple clients
13 Apr 21
Some embodiments include transmitting a plurality of files from a server to a first client through a first communication link; and transmitting the plurality of files from the first client to a second client through a second communication link while transmitting at least one of the plurality of files from the server to the first client; wherein the second communication link has at least some bandwidth independent of the first communication link.
Sascha Bohnenkamp
Filed: 16 Nov 17
GRANT
Utility
Detector architecture using photodetector arrays on thinned substrates
6 Apr 21
Some embodiments include a method, comprising: attaching a carrier substrate to a side of at least one semiconductor substrate, the at least one semiconductor substrate including photodetectors on the side; thinning the at least one semiconductor substrate while the at least one semiconductor substrate is attached to the carrier substrate; attaching an optical substrate to the at least one semiconductor substrate while the at least one semiconductor substrate is attached to the carrier substrate; and removing the carrier substrate from the at least one semiconductor substrate.
Rick E. Colbeth, Ivan P. Mollov
Filed: 21 Dec 17
APP
Utility
Enhanced Thermal Transfer Nozzle and System
25 Feb 21
Some embodiments include an x-ray system, comprising: a structure having a hole having an axially extending wall; and a nozzle disposed in the hole; wherein the nozzle and the axially extending wall form a plurality of axially extending helical fluid channels.
Kasey Otho Greenland, Ronald Wayne Boutte, Patrick Kevin Lewis
Filed: 21 Aug 19
APP
Utility
Electron Gun Driver
14 Jan 21
Technology is described for an electron gun driver including a half bridge driver circuit and a drive controller.
John Turner
Filed: 9 Jul 20
GRANT
Utility
X-ray tube emitter
2 Nov 20
An emitter for a closed x-ray tube includes an emitter body formed of a low work function emitter material, the emitter body having a major surface and a secondary surface.
Wayne R. Hansen, Vance S. Robinson, Kasey O. Greenland, Gangqiang Wang
Filed: 20 Feb 19
APP
Utility
Threshold Voltage Stabilizing System and Method
28 Oct 20
Some embodiments include a system, comprising: first circuit including a transistor having an optically sensitive threshold voltage; a light source configured to illuminate the transistor; and a control circuit configured to activate the light source based on the threshold voltage.
Richard Weisfield, Kungang Zhou
Filed: 22 Apr 19
GRANT
Utility
Imager with bump detection
19 Oct 20
An example imaging device for generating an image is disclosed.
Rudiger Schwartz, Michelle Richmond, Maxwell Allen, Isaias Job
Filed: 29 Sep 16
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