Abstract: Embodiments of the present disclosure provide a magnetic resonance imaging (MRI) method, an MRI device, and an anti-interference device. The MRI method is implemented by the MRI device, and the MRI method includes: adjusting an operating frequency of at least one electronic device located inside a scanning room or entering into the scanning room, an adjusted frequency of the electronic device is outside an operating frequency of a magnetic resonance imaging device.

Abstract: Embodiments of the present disclosure provide a transmission system of a medical device, comprising a first transceiver on a rotor and a second transceiver on a stator, wherein the first transceiver on the rotor is configured to transmit scanning data to and receive control signals from the second transceiver on the stator; the second transceiver on the stator is configured to transmit the control signals to and receive the scanning data from the first transceiver on the rotor; and a bidirectional transmission between the first transceiver and the second transceiver is wireless.

Abstract: A magnetic resonance (MR) apparatus is provided. The MR apparatus may include at least one processor. The at least one processor may be configured to obtain an operating state of the MR apparatus; and select, from two or more power supply devices, a power supply device for supplying power for at least one coil of the MR apparatus according to the operating state of the MR apparatus. The at least one processor may be configured to obtain, through a relay component connected to a coil section, motion information of at least one component of the coil section; and generate, based on the motion information, control instructions for adjusting communication parameters of a first directional communication module of the coil section and a second directional communication module of the relay component.

Abstract: A device for receiving RF signal is provided. The device includes a receiving component configured to receive a radio frequency (RF) signal and a sampling component configured to sample the RF signal. The sampling component may include a plurality of filters, a demultiplexer, a clock synthesizer, an analog-to-digital converter (ADC), and a digital signal processing device. The sampling component may obtain an intermediate frequency (IF) signal based on the plurality of filters, the demultiplexer, the clock synthesizer, the ADC, and the digital signal processing device.

Abstract: Disclosed in the present invention is an adjustable inductor, and a transmission circuit for magnetic resonance. The adjustable inductor comprises a fixing assembly, an inductance assembly and a sliding assembly. The inductance assembly is electrically connected to the fixing assembly. The sliding assembly is electrically connected to the fixing assembly and the inductance assembly, and is configured to be able to change the contact position with the inductance assembly so as to change the inductance value of the inductance assembly.

Abstract: The present disclosure provides a magnetic resonance signal processing device. The device may include: a signal receiving unit configured to obtain a received magnetic resonance signal, wherein at least part of the magnetic resonance signal is generated by exciting one or more specific nuclides; an analog-to-digital converter configured to perform an analog-to-digital conversion on the magnetic resonance signal; and a control unit configured to obtain a digital output signal of the magnetic resonance signal by processing the magnetic resonance signal after the analog-to-digital conversion.

Abstract: A magnetic resonance (MR) apparatus is provided. The MR apparatus may include at least one processor. The at least one processor may be configured to obtain an operating state of the MR apparatus; and select, from two or more power supply devices, a power supply device for supplying power for at least one coil of the MR apparatus according to the operating state of the MR apparatus. The at least one processor may be configured to obtain, through a relay component connected to a coil section, motion information of at least one component of the coil section; and generate, based on the motion information, control instructions for adjusting communication parameters of a first directional communication module of the coil section and a second directional communication module of the relay component.

Abstract: A device for receiving RF signal is provided. The device includes a receiving component configured to receive a radio frequency (RF) signal and a sampling component configured to sample the RF signal. The sampling component may include a plurality of filters, a demultiplexer, a clock synthesizer, an analog-to-digital converter (ADC), and a digital signal processing device. The sampling component may obtain an intermediate frequency (IF) signal based on the plurality of filters, the demultiplexer, the clock synthesizer, the ADC, and the digital signal processing device.

Abstract: A device for receiving RF signal is provided. The device includes a receiving component configured to receive a radio frequency (RF) signal and a sampling component configured to sample the RF signal. The sampling component may include a plurality of filters, a demultiplexer, a clock synthesizer, an analog-to-digital converter (ADC), and a digital signal processing device. The sampling component may obtain an intermediate frequency (IF) signal based on the plurality of filters, the demultiplexer, the clock synthesizer, the ADC, and the digital signal processing device.

Abstract: A device for receiving RF signal is provided. The device includes a receiving component configured to receive a radio frequency (RF) signal and a sampling component configured to sample the RF signal. The sampling component may include a plurality of filters, a demultiplexer, a clock synthesizer, an analog-to-digital converter (ADC), and a digital signal processing device. The sampling component may obtain an intermediate frequency (IF) signal based on the plurality of filters, the demultiplexer, the clock synthesizer, the ADC, and the digital signal processing device.