Abstract: A magnetic resonance imaging method includes: obtaining three-dimensional under-sampling data of a target object based on a first three-dimensional magnetic resonance imaging sequence; obtaining a three-dimensional point spread function based on the three-dimensional under-sampling data or a two-dimensional mapping data of the target object; obtaining a sensitivity map of the target object based on the data collected by three-dimensional low-resolution complete sampling; performing imaging reconstruction to the three-dimensional under-sampling data based on the three-dimensional point spread function and the sensitivity map to obtain a reconstructed magnetic resonance image. The first three-dimensional magnetic resonance imaging sequence has a first sinusoidal gradient field on a phase direction and a second sinusoidal gradient field on a layer selection direction. 0-order moments of the first and the second three-dimensional magnetic resonance imaging sequences are 0.

Abstract: A clamping triaxial seepage and acoustic coupling rock tensile testing machine includes a sample and a scaffold-type tensile testing device. The scaffold-type tensile testing device has an upper chuck and a lower chuck. The upper chuck has an acoustic transmitting channel, one end of which communicating with the outside, and the other end of which having an acoustic transmitting probe. The lower chuck has an acoustic receiving channel, one end of which communicating with the outside, and the other end having acoustic receiving probe. An upper end face of the sample has with a seepage outflow hole while the upper chuck has a seepage outflow channel connected with the seepage outflow hole. A lower end face of the sample has a seepage inflow hole while the lower chuck has a seepage entry channel is connected with the seepage inflow hole.

Abstract: A data transmission method, a terminal and a network device are provided. The transmission method includes: acquiring a target uplink transmission manner corresponding to a transmission capability of a terminal; transmitting a data layer of uplink data via at least one antenna panel of the terminal according to a correspondence between data layers of the uplink data and antenna panels of the terminal in the target uplink transmission manner.

Abstract: A method for determining a bundling size, user equipment and a network-side device are provided The method includes: reporting, by user equipment, capability information to a network-side device, where the capability information is used to indicate whether the user equipment supports one-physical resource block bundling, and receiving a bundling size set configured by the network-side device for the user equipment according to the capability information, where supporting the one-physical resource block bundling indicates that a turn-off of a physical resource block bundling function is supported; and/or using, by the user equipment, a default bundling size or a bundling size configured via a higher-layer signaling to transmit data if the network-side device turns off a function of dynamic bundling size adjustment.

Abstract: Devices, systems, and techniques for controlling electrical stimulation therapy are described. In one example, a system may include processing circuitry configured to control a medical device to deliver a first electrical stimulation according to a first value of a first stimulation parameter of the plurality of stimulation parameters and a first value of a second parameter of the plurality of stimulation parameters, receive an input representative of an efficacy of the first electrical stimulation delivered to the patient according to the first value of the first stimulation parameter and the first value of the second parameter, select, based on the input and the relationship between the plurality of stimulation parameters, a second value of at least one of the first stimulation parameter or the second stimulation parameter, and control the medical device to deliver a second electrical stimulation according to the second value.

Abstract: The present application provides a channel estimation method, apparatus, and a storage medium. The channel estimation method includes: receiving indication information transmitted by a network device, where the indication information is used to indicate that a first signal and/or a first demodulation reference signal DMRS port of the first signal satisfy a first quasi co-location QCL relationship with first reference signals, and the first QCL relationship includes that a channel of the first signal and/or a channel of the first DMRS port is associated with at least one large-scale property of channels of the plurality of first reference signals; and performing, according to the indication information, channel estimation of the first signal based on the plurality of first reference signals. In embodiments of the present application, a result of channel estimation by a terminal device is relatively accurate, thus improving the performance of signal demodulation.

Abstract: The present application can provide an uplink transmission method and apparatus. The method comprises: a base station instructs a UE to send SRSs corresponding to N groups of SRS resources, each of the N groups of SRS resources comprising one or more SRS resources; N being a positive integer; the base station receives the SRSs sent by the UE to determine X groups of uplink scheduling information, each of the X groups of uplink scheduling information corresponding to one group of SRS resources in the N groups of SRS resources; uplink scheduling information in different groups corresponding to SRS resources in different groups; X being a positive integer greater than one and not greater than N; the base station sends the determined X groups of uplink scheduling information to the UE so that the UE transmits an uplink signal according to the X groups of uplink scheduling information.

Abstract: Embodiments of the present invention provide a determining transmission resources method and apparatus, and a storage medium. The method comprises: receiving first configuration information sent by a network side device; and according to one or more of the first configuration information, a PDCCH association configured by the network side device, and a predefined PDCCH association, determining the association between resources used by at least two PDCCHs for repeated transmission, or determining the resources used by the at least two PDCCHs for repeated transmission. The present invention can reduce the complexity of blind detection of a terminal device and the number and range of attempts for blind merging.

Abstract: This disclosure relates to methods, devices, and systems for delivering and adjusting stimulation therapy. In one example, a method comprising delivering, by a stimulation electrode, electrical stimulation as a candidate therapy to a patient according to a set of candidate therapy parameters, the stimulation electrode located in proximity to the dorsal column of a patient; sensing, by a sensing electrode, an electrically evoked compound action potential (eECAP) signal in response to the delivery of the electrical stimulation; and classifying, by a processor, the sensed eECAP signal generated in response to the application of the candidate therapy relative to an eECAP baseline is disclosed.

Abstract: This application provides a signal communications method and a signal communications method apparatus. The method includes: receiving a first reference signal; receiving a DMRS; determining a reception parameter of a first signal according to channel characteristics of the first reference signal and/or performing a channel estimation for the first signal according to the channel characteristics of the first reference signal; wherein each layer of the first signal is associated with N DMRS ports corresponding to the DMRS, the N DMRS ports associated with a layer of the first signal are in a QCL relationship with N first reference signals, respectively.

Abstract: A surface mounted technology (SMT) process prediction tool for intelligent decision making on PCB quality is disclosed.

Abstract: Disclosed are a method and apparatus for transmitting an initial access signal, thus solving the existing problem wherein transmitting and detecting of synchronization signals cannot be applied to large-scale network coverage of a future communication system. The method comprises: determining at least one to-be-transmitted identification information of a synchronization block, the synchronization block comprising at least two components for transmitting an initial access signal, and different components occupying different time-frequency resources of the synchronization block; determining an initial access signal transmitted by each component in the synchronization block according to the identification information; and determining a time-frequency resource occupied by each component in the synchronization block and transmitting the initial access signal of the component on the time-frequency resource occupied by each component.

Abstract: The present application relates to the field of radio communication and relates to a CSI measurement reporting method, a terminal, and a network-side device. The terminal of the embodiments of the present application determines an antenna port parameter on the basis of a preset rule or configuration information of the network-side device; receives and measures, on the basis of the antenna port parameter determined, a CSI reference signal in at least one resource unit configured by the network-side device; generates, on the basis of the measurement result from measuring the CSI reference signal in the at least one resource unit, a reporting parameter value and reports same to the network-side device.

Abstract: The embodiments of the present disclosure provide an information transmission method, a network device, a terminal device and a storage medium, which can improve the demodulation performance of a terminal and/or reduce pilot overheads in a high-speed movement scenario. Said method comprises: transmitting, to a terminal device, quasi-co-location (QCL) configuration information of a downlink signal, the QCL configuration information indicating at least two reference signals and a QCL type corresponding to the reference signals, a first reference signal in the reference signals being used by the terminal device to determine a Doppler characteristic of the downlink signal, and a second reference signal in the reference signals being used by the terminal device to determine a time delay characteristic of the downlink signal, there being one or more first reference signals, and there being one or more second reference signals; and transmitting the downlink signal to the terminal device.

Abstract: A method and a device for accessing a system information area or a network area are provided. The method includes: receiving, by a terminal, at least one initial access signal (IAS) transmitted from the system information area or the network area; and obtaining, by the terminal, one or more of a subframe boundary, a system bandwidth, a starting frequency and an ending frequency of the system information area or the network area based on the received IAS.

Abstract: The invention discloses a gas dispensing apparatus for multiple chemical resources, including: a showerhead assembly having at least two layers of board bodies and a gas mixing chamber defined at a center of the at least two layers of board bodies, and the gas mixing chamber having multiple holes defined thereon; and a pipeline assembly mounted to the showerhead assembly and having a stepped body defining at least two pipelines, the stepped body being configured to connect to the at least two layers of the board bodies to define at least two gas cavities, each of the gas cavities communicating with the corresponding one of the pipelines, each of the gas cavities communicating with the holes defined on the gas mixing chamber.

Abstract: A method for monitoring control channels and determining a transmission configuration indication, and a terminal. In the present application, a terminal determines, according to first information, at least two CORESETs or search space sets having at least two QCL-TypeD properties, or determines, according to a control channel transmission pattern, at least two CORESETs or search space sets having an association relationship, and monitors at least two control channels according to the determined CORESETs or search space sets.

Abstract: Systems, methods, and non-transitory computer-readable media can be configured to determine a request for a video from a client device, wherein the video is associated with a plurality of reframed versions of the video. A reframed version of the video to provide in response to the request can be determined based at least in part on a consumption surface associated with the client device. The reframed version of the video can be provided to the client device for display.

Abstract: Embodiments of the present application provide a method and an apparatus for CSI feedback, an electronic device, and a storage medium. The method for CSI feedback includes: determining a CSI measurement resource corresponding to each data layer group during CSI measurement; determining first correspondence relations between each data layer group and DMRS ports during CSI measurement; determining mapping modes between each data layer group and CSI-RS ports during CSI measurement; determining transmission mode used in CSI measurement and CSI reporting mode corresponding to the transmission mode; and performing CSI feedback according to the CSI measurement resource, the first correspondence relations, the mapping modes, the transmission mode used in the CSI measurement and the CSI reporting mode corresponding to the transmission mode. Therefore, the embodiments of the present application improve flexibility and accuracy of CSI feedback and reduce complexity of CSI feedback.

Abstract: Disclosed in the present disclosure are a method and apparatus for feeding back channel state information. In the present disclosure, a terminal sends capability information of the terminal to a network device; the terminal measures a downlink reference signal sent by the network device so as to obtain measurement information, and calculates the measurement information on the basis of the PDSCH transmission mode corresponding to the capability information so as to obtain CSI for feedback; and the terminal sends the CSI to the network device.