Abstract: A method for communications is proposed. The method may comprise receiving a signaling message from a network node. The signaling message may indicate a subcarrier spacing numerology for a synchronization signal transmission. The method may further comprise determining the subcarrier spacing numerology, based at least in part on the signaling message.

Abstract: Methods and apparatuses for paging are disclosed. According to an embodiment, a paging related entity obtains first information about a probability at which each of at least one terminal device is paged at a paging occasion (PO). The paging related entity obtains second information about a first power consumption and a second power consumption spent by each of the at least one terminal device for detecting a wake up signal (WUS) and a paging message respectively. The paging related entity determines, for multiple applicable WUS to PO mapping parameters, corresponding power consumptions spent by the at least one terminal device in a paging time window (PTW), based on the first and second information. The paging related entity determines, as a target WUS to PO mapping parameter to be applied to the at least one terminal device, one of the multiple applicable WUS to PO mapping parameters corresponding to a lowest power consumption in a PTW.

Abstract: Various embodiments of the present disclosure provide a method for measurement information. The method, which may be implemented at a terminal device, comprises obtaining measurement information based at least in part on configurations of a master network node and a secondary network node. The terminal device is connected to the master network node and the secondary network node. The method further comprises transmitting a report including the measurement information that comprises frequency information to the master network node, in response to a failure related to the secondary network node.

Abstract: An ultrasonic blood flow imaging display method and an ultrasonic imaging system. The system comprises: a probe (1); a transmitting circuit (2), configured to excite the probe (1) to transmit an ultrasonic beam to a scanning target; a receiving circuit (4) and a beam forming module (5), configured to receive an echo of the ultrasonic beam to obtain an ultrasonic echo signal; a data processing module (9), configured to obtain, according to the ultrasonic echo signal, blood flow velocity vector information and Doppler blood flow velocity information about a target point in the scanning target and at least part of ultrasonic images of the scanning target, and superposing the ultrasonic images and the Doppler blood flow velocity information to form a Doppler color blood flow graph; and a display (8), configured to contrastively display the blood flow velocity vector information and the Doppler color blood flow graph.

Abstract: Various embodiments of the present disclosure provide method and apparatus for acknowledgement in multicast. A method performed by a terminal device, comprising: transmitting, to a network node, information about acknowledgement, based on a configuration of a resource for the information about acknowledgement. The resource is configured for a plurality of terminal devices including the terminal device, and for at least one Hybrid Automatic Repeat reQuest, HARQ, process. According to embodiments for the present disclosure, manner for acknowledgement in multicast is provided.

Abstract: A photographing device for a vehicle and relates to the field of automatic driving technology is disclosed. The specific solution is that the photographing device includes a seat; a camera mounted on the seat; a lens holder mounted on the seat and rotatable relative to the seat; a transparent lens mounted on the lens holder and arranged opposite to the camera; and a driving assembly connected with the lens holder to drive the lens holder to rotate relative to the base.

Abstract: An arithmetic logic unit (ALU) includes a front end latch stage coupled to a signal latch stage coupled to a Gray code (GC) to binary stage. First inputs of an adder stage are coupled to receive outputs of the GC to binary stage. Outputs of the adder stage are generated in response to the first inputs and second inputs of the adder stage. A pre-latch stage is coupled to latch outputs of the adder stage. A feedback latch stage is coupled to latch outputs of the pre-latch stage. The second inputs of the adder stage are coupled to receive outputs of the feedback latch stage. The feedback stage includes first conversion gain feedback latches configured to latch outputs of the pre-latch stage having a first conversion gain and second conversion gain feedback latches configured to latch outputs of the pre-latch stage having a second conversion gain.

Abstract: Provided are catechol nanoparticles, catechol protein nanoparticles, and a preparation method and use thereof. The method includes: adding a tannin compound-containing natural herb medicine into water to obtain a mixture, and subjecting the mixture to heating reflux extraction to obtain a herb medicine extract and subjecting the herb medicine extract to fractionation to obtain the catechol nanoparticles.

Abstract: A wireless device (110) obtains a codebook that is based on a first downlink data to uplink feedback timing set (30) for feedback associated with multicast downlink data and a second downlink data to uplink feedback timing set (31) for feedback associated with unicast downlink data. A number of downlink slots associated with the codebook is determined based on a union of the first set and the second set. The wireless device transmits feedback to a network node (160) based on the codebook. A number of feedback bits (32) in the codebook for a downlink slot associated with the codebook is determined based on a union of a first Time Domain Resource Allocation, TDRA, list and a second TDRA list. The first list indicates possible allocations of symbols for a downlink shared channel for multicast. The second list indicates possible allocations of symbols for a downlink shared channel for unicast.

Abstract: A method, system and apparatus for the sharing of an FPGA board by multiple virtual machines. Specifically, in the present application, a PCIE virtual layer (comprising a plurality of PCIE virtual sub-layers) and a virtual PCIE device are created; one virtual machine corresponds to one virtual PCIE device, multiple virtual PCIE devices correspond to one PCIE virtual sub-layer, and one PCIE virtual sub-layer corresponds to one FPGA board, thus enabling multiple virtual machines to share and use the FPGA board through one PCIE virtual sub-layer (that is, the multiple virtual machines share one PCIE bus, and same all access the FPGA board through the PCIE bus), thereby solving the problem of some of the virtual machines being unable to be started at the same time, and enhancing the experience effect of a user.

Abstract: A method for random access for beam failure recovery. In the method, a random access configuration for the beam failure recovery is received. In the event of a beam failure, a random access procedure is performed according to the random access configuration.

Abstract: A wireless device (110) obtains a codebook that is based on a first downlink data to uplink feedback timing set (30) for feedback associated with multicast downlink data and a second downlink data to uplink feedback timing set (31) for feedback associated with unicast downlink data. A number of downlink slots associated with the codebook is determined based on a union of the first set and the second set. The wireless device transmits feedback to a network node (160) based on the codebook. A number of feedback bits (32) in the codebook for a downlink slot associated with the codebook is determined based on a union of a first Time Domain Resource Allocation, TDRA, list and a second TDRA list. The first list indicates possible allocations of symbols for a downlink shared channel for multicast. The second list indicates possible allocations of symbols for a downlink shared channel for unicast.

Abstract: Methods of operating a User Equipment, UE, in a communication network are provided. Operations according to such methods include receiving a first physical downlink shared channel, PDSCH, scheduling assignment including a first hybrid automatic repeat request, HARQ, process identifier and a second PDSCH scheduling assignment that includes the first HARQ process identifier. Operations further include determining which of the first PDSCH scheduling assignment and the second PDSCH scheduling assignment to process.

Abstract: The present disclosure provides a method (100) in a network device for channel estimation. The method (100) includes: transmitting (110) to a terminal device an instruction to precode each of a number, L, of DeModulation Reference Signals, DMRSs, using a number, N, of linearly independent precoders, respectively; receiving (120) from the terminal device L*N precoded DMRSs; estimating (130) an equivalent channel associated with an uplink channel from the terminal device to the network device based on one or more of the L*N precoded DMRSs; and determining (140) the uplink channel from the equivalent channel based on the N precoders.

Abstract: Various embodiments of the present disclosure provide a method for measurement information. The method, which may be implemented at a terminal device, comprises obtaining measurement information based at least in part on configurations of a master network node and a secondary network node. The terminal device is connected to the master network node and the secondary network node. The method further comprises transmitting a report including the measurement information that comprises frequency information to the master network node, in response to a failure related to the secondary network node.

Abstract: Various embodiments of the present disclosure provide a method implemented at a terminal device in a PTM group. The method comprises receiving a message from a network node. The message indicates at least one of: delay information for a Hybrid Automatic Repeat request (HARQ) feedback for a Point to Multipoint (PTM) transmission for the terminal device, a Physical Downlink Shared Channel (PDSCH) aggregation factor for the terminal device, and a HARQ feedback reporting mode for the PTM transmission for the terminal device. The method further comprises determining whether to transmit the HARQ feedback for the PTM transmission based on the message, and/or determining timing information for transmitting the HARQ feedback for the PTM transmission based on the message.

Abstract: The embodiments of the present disclosure disclose an ultrasound imaging method and system, the method may include transmitting a plurality of plane wave ultrasound beams to a scan target and acquiring corresponding plane wave echo signals; transmitting focused ultrasound beams to the scan target and acquiring corresponding focused beam echo signals; acquiring a plurality of velocity components of a target point in the scan target using the plane wave echo signals, and acquiring velocity vectors of the target point according to the plurality of velocity components; acquiring an ultrasound image of the scan target using the focused beam echo signals; and displaying the velocity vector and the ultrasound image.

Abstract: Embodiments of the disclosure generally relate to determining configuration of a DRX timer. A wireless device determines a relationship between a DRX timer and different scheduling units and determines a time unit of the DRX timer based on the determined relationship. Then, the wireless device calculates a time interval indicated by the DRX timer based on the time unit.

Abstract: Methods, apparatuses and computer program products for information transmitting and receiving in a wireless communication system. A method in a network device that serves a first cell with a first RAT comprises receiving, from a network controlling device, configuration information for a second cell operating with a second RAT different from the first RAT. The method further comprises broadcasting the configuration information to a terminal device, and the configuration information is encoded according to the second RAT.

Abstract: A wireless device is configured for wirelessly communicating with one or more types of Radio Access Networks (RANs) providing control-plane connectivity to one or both of a first type of core network and a second type of core network. The device configures a Packet Data Convergence Protocol (PDCP) at the device, e.g., at least for initial control-plane signaling, in dependence on whether the device is connected, or connecting, to the first type or the second type of core network. In at least one embodiment, the device configures PDCP for the second type of core network as a default choice, when control-plane connectivity to the second core network is available. In an example arrangement, the RAN types are LTE and 5G New Radio (NR), and the core network types are Evolved Packet Core (EPC) and 5G New Generation Core Network (NGCN).