Abstract: A scanning region setting method for a medical imaging system is provided. The method includes: setting a first scanning region in a reference medical image, the reference medical image being a composite image generated by stitching a first medical scan image and a second medical scan image, or the reference medical image including any one of the first medical scan image and the second medical scan image, where the first scanning region is located on at least one of the first medical scan image and the second medical scan image.

Abstract: A magnetic resonance system and a scanning method for a magnetic resonance system are provided. The method includes: acquiring a type of a radio frequency coupling coil; and on the basis of the type of the radio frequency coupling coil, determining a parameter for performing a magnetic resonance scan on a subject to be examined; the radio frequency coupling coil is positioned relative to the subject to be examined, and when positioned within a body coil of the magnetic resonance system, the radio frequency coupling coil is configured to generate electromagnetic coupling with the body coil to receive a radio frequency pulse from the body coil, so as to generate a radio frequency field for exciting the subject to be examined.

Abstract: An ablation device and an ablation system provided with an ablation device, include an ablation assembly and an adjustment assembly provided at the proximal end of the ablation assembly. The adjustment assembly includes an outer catheter and an inner catheter which extend axially. The ablation assembly includes a supporting framework and an ablation member provided on the supporting framework. The supporting framework includes a positioning frame and a bearing frame. The positioning frame is provided at the distal end relative to the bearing frame, the distal end of the outer catheter is connected to the proximal end of the bearing frame, the distal end of the inner catheter is connected to the distal end of the positioning frame. During moving of the inner catheter relative to the outer catheter, the supporting framework deforms, and the deformation ratio of the positioning frame is less than that of the bearing frame.

Abstract: A method for controlling a set of wireless earphones, including: establishing a first Bluetooth (BT) connection between a first earphone of the set of wireless earphones and a source apparatus; based on the source apparatus supporting Ultra Wide Band (UWB) connections: establishing a first UWB connection between the first earphone and the source apparatus, and a second UWB connection between a second earphone of the set of wireless earphones and the source apparatus; and receiving, by the first earphone, audio data from the source apparatus using the first UWB connection, wherein the audio data is received from the source apparatus by the second earphone using the second UWB connection.

Abstract: A material transferring method includes: controlling a first robot transferring materials to move to a first entrance of the M entrances; and controlling the first robot to place a first quantity of materials at the first entrance, the first quantity being less than or equal to a second quantity. The first entrance is one of the M entrances that is in an idle state. The second quantity is a total quantity of materials to be placed on the conveyor line by the first robot.

Abstract: A device for detecting and adjusting comprehensive dynamic balance of turbomolecular pump rotors is provided. The device includes a test platform; a supporting mechanism arranged in the test platform, a detection mechanism arranged in the test platform and configured for detecting a dynamic balance of the turbine rotor to be tested in a rotating process, a driving mechanism arranged at a bottom of the test platform and configured for driving the turbine rotor to be tested to rotate, and a weight removing mechanism arranged at the top of a test platform and configured for reducing a weight of the traction tube. A front end of a turbine rotor to be tested is in transmission connection with the supporting mechanism through a connecting block, and a traction tube at a rear end of the turbine rotor to be tested is in transmission connection with the supporting mechanism.

Abstract: A technique of transporting a time protocol message for time-sensitive networking, TSN, from a first station (910) to a second station (920) through a wireless network (900) including at least one radio device wirelessly connected to at least one base station (400) of the wireless network (900) is provided. As to a method aspect, a method performed by at least one or each of the at least one radio device comprises a step of transmitting to the wireless network (900) a radio device request message requesting establishment of a packet data unit, PDU, session between the radio device and the wireless network (900), the radio device request message being indicative of a time protocol of the time protocol message. The method further comprises at least one of the steps of receiving from and transmitting to the at least one base station (400) of the wireless network (900) the time protocol message according to a Quality of Service, QoS, flow for transporting the time protocol message in the wireless network (900).

Abstract: A pulse ablation instrument includes a power supply circuit, a pulse switching circuit, a sampling circuit, and a switching control circuit. The power supply circuit is configured to supply power to a load. The pulse switching circuit is connected to the power supply circuit, to regulate a current output by the power supply circuit and flowing to the load. The sampling circuit is configured to sample a current flowing through a power feeding loop of the load and obtain a sampling value. The switching control circuit is electrically connected to the sampling circuit and the pulse switching circuit, and is configured to output a drive signal which controls an operation of the pulse switching circuit according to the sampling value and reduce a duty cycle of the drive signal to reduce an output current of the power supply circuit when the sampling value is greater than a threshold value.

Abstract: Methods and apparatuses for a 5G System (5GS) (20) support Dynamic VLAN configuration for a logical Ethernet bridge (24) provided by the 5GS. In at least one embodiment, a User Plane Function (UPF) (22) runs, on a conditional basis, for example, Multiple VLAN Registration Protocol (MVRP) for a User Equipment (UE) (12) establishing or modifying an Ethernet Protocol Data Unit (PDU) session. Running MVRP allows the UPF to learn the VLAN's associated with the UE and correspondingly dynamically configure bridging services. In one or more embodiments. UEs that act as trunk ports are assigned a predefined VLAN ID, e.g., via an Application Function (AF) (32), and, for a UE establishing or modifying a session, a Session Management Function (SMF) (26) indicates the predefined VLAN ID to the UPF, triggering the UPF to run MVRP for the UE.

Abstract: Methods and apparatuses for a 5G System (5GS) (20) support dynamic and semi-dynamic VLAN configuration for Ethernet bridging services provided by the 5GS. The 5GS (20) includes a node that is configured to receive and store VLAN configuration information for a CE (12). Particularly, the VLAN configuration information, which comprises a single predefined VLAN ID (VID) or a list of non-predefined VIDs or a single non-predefined VID, may be stored advantageously within 5G Virtual Network (VN) Group Data and indicates whether the UE (12) acts as an Ethernet trunk port or access port. With respect to the 5GS (20) establishing or modifying an Ethernet PDU session for the UE (12), a UPF (22) of the 5GS (20) configures Ethernet bridging operations for the UE as an access port or a trunk port, in dependence on the VLAN configuration information.

Abstract: According to various implementations, generally disclosed herein is a hybrid and hierarchical neural architecture search (NAS) approach. The approach includes performing a search space partitioning scheme to divide the search space into sub-search spaces. The approach further includes performing a first type of NAS, such as a Multi-trial NAS, to cover a search across the sub-search spaces. The approach also includes performing a second type of NAS, such as a One-Shot NAS, to cover each sub-search space. The approach further includes automatically stopping the second type of NAS based on one or more early stopping criteria.

Abstract: An optical perfect matching solver based on frequency grouping and multi-photon coincidence measurement comprises a broadband biphoton source, a wavelength selector, and a multi-photon coincidence detection system. The broadband biphoton source generates photon pairs using pulsed laser pumping in a nonlinear material with broadband phase matching. The wavelength selector, made up of a grating and a spatial light modulator, can combine any frequency component of the input light into a designated output port. The multi-photon coincidence detection system comprises single-photon detection channels and a coincidence counting logic circuit board, is used to measure multi-photon coincidence counts and distributions.

Abstract: A method for an energy-efficient service placement in a mobile edge cloud comprising at least one edge site is disclosed. The method comprises receiving a service placement request from a service provider. The method comprises identifying a set of candidate edge site groups and calculating a first energy efficiency value for each identified candidate edge site group. Further, the method comprises calculating a second energy efficiency value for components of the cellular network that are involved in the communication between the user device and the edge site. The method comprises determining for each candidate edge site group, an energy efficiency metric for deploying said service placement request in a traffic path of the cellular network based on the first and second energy efficiency values. The method further comprises determining a service placement policy for the service placement based on the calculated energy efficiency metric and the obtained performance parameters.

Abstract: A magnetic resonance system and a safety control method for a magnetic resonance scan are provided. In the magnetic resonance scan, a local volume of a scanned subject is excited using a coupling coil, and the coupling coil is configured to receive a radio frequency (RF) excitation pulse from a body coil of the magnetic resonance system to generate an RF field for exciting the local volume. The safety control method includes: obtaining a whole-body SAR value monitored in real time, wherein the whole-body SAR value is obtained based on the body coil; determining a conversion coefficient during the magnetic resonance scan, and converting the current whole-body SAR value to a current local SAR value of the local volume based on the conversion coefficient; and determining a safety state of the magnetic resonance scan based on the current local SAR value.

Abstract: Certain aspects of the present disclosure generally relate to electronic circuits and, more particularly, to techniques and apparatus for signal amplification. One example apparatus generally includes: a current sensor configured to sense a current associated with an amplifier; and a voltage sensor configured to sense a voltage associated with the amplifier. The apparatus may also include a logic circuit configured to: detect a first over-current condition associated with the amplifier based on the current; detect a first over-voltage condition associated with the amplifier based on the voltage; and adjust an amplification gain to yield a first adjusted gain level for an input signal based on detection of the first over-current condition and the first over-voltage condition, wherein the amplifier is configured to amplify the input signal based on the first adjusted gain level.

Abstract: The physiological motion sensing apparatus for a magnetic resonance system includes: a sensor module, positioned relative to an examined subject of the magnetic resonance system. The sensor module is configured to sense the motion of the examined subject to generate a sense signal and transmit the sense signal to a processor of the magnetic resonance system via a wireless medium. A power supply module is configured to supply power to the sensor module; and a shielding housing that forms a shielded space. The power supply module is provided in the shielded space.

Abstract: Embodiments of the present invention disclose a magnetic resonance system, a magnetic resonance image correction method, and a magnetic resonance imaging method.

Abstract: Techniques are disclosed for implementing cross-zone communication for computing zones executing different coding protocols. A server computer system may receive, via a proxy layer of a first instance of an application executing within a first computing zone according to a first set of coding protocols, a request for a service executed via a second instance of the application in a second computing zone according to a second, different set of coding protocols. The system may alter, via a remote layer of the first instance, a set of data specified in the request to comply with the second, set of protocols. The system may transmit, via the remote layer of the first instance to a remote layer of the second instance, the altered set of data. The system may advantageously provide a simplified development interface allowing for both development and testing within a local environment without deployment of multiple different services.

Abstract: A microfluidic chip and a method for culturing single cells and screening and exporting cell populations. The chip comprises a substrate layer, a flow channel layer, an inlet flow channel, an outlet flow channel, common flow channels, and functional units; the flow channel layer is below the substrate layer, the flow channel layer is made of at least one of silica, spin-on glass, non-photosensitive epoxy resin, and non-photosensitive polyimide; two ends of the common flow channel are connected to the inlet flow channel and the outlet flow channel, respectively; and the functional units comprise single cell introduction ports, cell culture screening chambers, cell exporting chambers, cell exporting ports, and driving elements, and the driving elements propel liquid to draw single cells into the cell culture-screening chambers and export the cultured and screened target cell populations from the cell exporting ports.