12 results about "Monitors radiation" patented technology

The present application relates to a kind of separation identification and monitoring method and system of radiation background noise, in separation identification and monitoring method, background noise and equipment emission signal are synchronously collected by multiple fixed reference antennas and main antenna, and time synchronization is realized by central synchronous unit.First, based on spectrum comparison, background noise probability is calculated, and first grade is filtered out;Second, baseline model is established according to reference antenna data, abnormal signal is identified and its source is judged, and burst background noise and equipment real emission are distinguished;Second grade is filtered out by using pre-stored feature library for matching identification;Finally, the comparison result of real emission signal and background noise after filtering is displayed on test interface, and the data exceeding the standard is automatically marked, test margin is calculated and conclusion is generated.Compared with prior art, the present application can effectively solve the technical problem that background noise and equipment signal are difficult to separate in real time and accurately in complex electromagnetic environment, and the reliability and efficiency of radiation test are significantly improved.

A catheter system and a radiotherapy monitoring system, the catheter system for monitoring radiation during radiotherapy, the catheter system comprising: an elongate catheter body configured for placement within a patient; a plurality of radiation response sensing elements disposed at different longitudinal positions along the catheter body; and a signal interface configured to transmit the signal generated by the sensing element to a processing circuit, where the processing circuit is configured to determine information indicative of a location or behavior of the radiotherapy source based on the signal generated by the sensing element. The catheter system and the radiotherapy monitoring system can correctly arrange and locate radiation and avoid too little or too much radiation during therapy.

The invention discloses an AI target detection parallel optimization method for a low-power-consumption FPGA heterogeneous system in a lunar surface extreme environment, and the method comprises the steps: selecting a lightweight YOLOv5s algorithm as an AI target detection algorithm when an FPGA heterogeneous system is adopted to execute a lunar surface target detection task based on the intense radiation and energy limited environmental conditions of a lunar surface; quantifying indexes of AI target detection algorithm requirements and hardware capability in the FPGA heterogeneous system, and constructing different FPGA heterogeneous resource dynamic mapping modes according to different requirements to perform resource matching; a dynamic power consumption management mechanism of radiation perception is constructed by combining low power consumption and real-time requirements in a lunar surface extreme environment; by monitoring radiation and energy states in real time, the working mode and resource configuration of the FPGA heterogeneous system are dynamically adjusted, and collaborative optimization of radiation resistance and low power consumption requirements is achieved. According to the method, the FPGA heterogeneous resources and the AI target detection algorithm are matched, the working mode and resource configuration of the system are optimized and dynamically adjusted, and the operation power consumption of the system is minimized.

The invention relates to a radiation protection container comprising a housing (14) and a loading device (16) for arranging a radioactive radiation source (18), the radiation protection container (10) having a safety device (12), the safety device (12) comprising the following components: a monitoring module (22) for monitoring at least one state of the radiation protection container (10); -a communication device (32). The invention also relates to a method for monitoring a radiation protection container (10).

Systems for performing radiation exposure monitoring that accommodate operating in multiple frequency bands are provided. A WTRU may be configured to monitor radiation exposure by determining an averaged power over an evaluation period. The radiation may be measured over a moving averaging window. The averaged measured power may be compared against SAR or MPE limits which may be defined in terms of normalized fractions or ratios in dB. The WTRU may be configured to measure for an averaged power periodically and / or in response to triggers.

A method of monitoring radiation exposure in a medical environment may generate a 3D visual representation of the medical environment based on one or more images, wherein the 3D visual representation may depict at least a first entity and a second entity in the medical environment. The method may determine a first representation of a first entity and a second representation of a second entity using a pre-trained Vision-Language Model (VLM). The first representation may encode a location, entity type, and / or material of a first entity, and the second representation may encode a location, entity type, and / or material of a second entity. The method may calculate an amount of radiation each received by the first entity and the second entity from the radiation source based on the first and second representations. The method may then provide an indication of the respective amount of radiation.

Apparatuses, methods, systems, and / or computer readable media for measuring, detecting, determining, and / or monitoring radiation therapy beam doses of a radiation therapy device are disclosed herein. Devices, methods, systems, and / or computer readable media disclosed herein provide methods involving the use of a pair of plates for generating a voltage between the plates, and at least partially arranging a beam detection volume between the plates.

The invention is applicable to the field of nuclear power detection, and discloses a radiation monitoring method and a radiation monitoring system for industrial steam externally supplied by a nuclear power plant, the radiation monitoring system comprises a reactor and a steam generator communicated with a pipeline of the reactor, and the steam generator is provided with a main steam pipeline and a blow-off pipeline. The steam reheater is connected with the steam generator through a main steam pipeline, the steam reheater is provided with an external supply industrial steam pipeline used for supplying steam externally, and the main steam pipeline is provided with a first sensor group used for detecting gamma radioactive activity of steam; the blow-off pipeline is provided with a second sensor group for detecting the gamma radioactive activity of steam of the external supply industrial steam pipeline, and the external supply industrial steam pipeline is provided with a third sensor group for detecting the gamma radioactive activity of the steam.

The application provides a large model-based heterogeneous swarm radiation reconnaissance tool chain calling method, device and terminal. The method comprises the following steps: obtaining a radiation reconnaissance task instruction, and extracting a task key parameter based on the radiation reconnaissance task instruction; obtaining a radiation reconnaissance tool calling chain based on the task key parameter; the tool calling chain is used to represent the radiation reconnaissance tool calling sequence required by the radiation reconnaissance task instruction; sequentially calling the radiation reconnaissance tool based on the radiation reconnaissance tool calling chain, and monitoring the radiation data and the state of the radiation reconnaissance tool in real time to dynamically adjust the radiation reconnaissance tool calling chain. The application can uniformly manage heterogeneous reconnaissance tools in the field of swarm radiation reconnaissance, and can adaptively schedule tools in real time based on actual conditions.

A system for monitoring exposure to radiation in a hospital environment is disclosed where the system contains a dosimeter wearable by a health care worker, a radiation source identification means for identifying a source of radiation emitted by an X-ray apparatus, a position acquisition means for acquiring the position of the dosimeter, and a radiation exposure monitoring unit and a means for transmitting information to a remote server. A corresponding method and computer program for monitoring the exposure is further disclosed.

The invention discloses a method and system for rapidly monitoring the radiation risk of an unmanned aerial vehicle, and relates to the technical field of unmanned aerial vehicle radiation monitoring. The method is used for solving the problems of high-altitude detection attenuation distortion, difficult standard-exceeding source accurate positioning and weak network data loss. Firstly, an unmanned aerial vehicle is controlled to execute gridding high-altitude scanning in a terrain following mode, and the large-range screening efficiency is ensured; then, earth surface equivalent source intensity data are dynamically reconstructed in combination with elevation fluctuation characteristics and distance attenuation rules, and abnormal nodes are accurately locked by comparing dynamic thresholds; the locked node triggers height reduction retest, the radiation extreme value is accurately anchored in a target abnormal pixel area through visual kernel feature correlation analysis, and physical pollution source visual consolidation is achieved; finally, data transmission is guaranteed by adopting a self-adaptive cache and multi-terminal distribution mechanism based on network delay, a linkage closed loop from air discovery to field rectification is constructed, and reliable support is provided for radiation safety monitoring of a complex environment.

A system provides a pulsed radiation beam along an axis; a scintillator blanket or a scintillator mask conformable to a surface of a target area of a patient; and a camera to image the scintillator from a distance. The system includes an image processor configured to use images of the scintillator to measure radiation dosage provided by each pulse of the beam, totalize radiation dosage provided by pulses of the beam, and provide signals to a controller. A method of monitoring radiation treatment includes placing a scintillator on a target area; providing a radiation beam through the scintillator into the target area; using a camera to image from a distance; and applying dose calibration factors, angular emission correction factors, and a measured 3D surface of the scintillator, to generate maps of dose and dose rate in a geometric plane perpendicular to an axis of the radiation beam.