Abstract: The techniques described herein relate to methods, apparatus, and computer readable media configured to accessing multimedia data that includes a plurality of media tracks that each include an associated series of samples of media data, and a derived track comprising a set of derivation operations to perform to generate a series of samples of media data for the derived track. A derivation operation of the set is performed to generate a portion of media data for the derived track, which includes: determining, based on the derivation operation, a group of media tracks from the plurality by determining each media track in the group meets a grouping criteria, selecting one media track from the group of media tracks, and adding a sample from the one media track to the derived track to generate the portion of the derived track.

Abstract: Provided are a simulation method of a quantum system, a computing device, and a storage medium relating to the field of data processing, and in particular to the field of quantum computing. The method includes: acquiring at least two measurement results; calculating a loss value of a loss function representing an average trace distance; and taking, in the case where the loss value of the loss function satisfies an iteration requirement, a preset parameterized quantum circuit with an adjustable parameter at a first parameter value as a target parameterized quantum circuit.

Abstract: A manufacturing method of a semiconductor power device includes the following steps: An n-type substrate is etched in a self-aligning manner using a first insulating layer, a second insulating layer, and a third insulating layer as a mask to form a second groove in the n-type substrate. A fourth insulating layer and a gate are formed in the second groove.

Abstract: A resource scheduling indication method and apparatus and a communication system. The resource scheduling indication method includes: receiving by a terminal equipment resource scheduling indication information transmitted by a network device and used for indicating an uplink transmission resource, the uplink transmission resource including at least one resource scheduling unit; wherein one resource scheduling unit is a set of subcarrier clusters distributed spaced apart in a frequency domain in an integer number of scheduled bandwidth units; and transmitting uplink data on the uplink transmission resource by the terminal equipment.

Abstract: An apparatus for selecting sidelink resources includes determining processer circuitry configured to determine a first monitoring time period at least according to a service periodicity, a last time unit of a sensing time period and a selection time period, a monitor configured to monitor sidelink control information in the first monitoring time period, and excluding processor circuitry configured to exclude one or more candidate resources in the selection time period according to the received sidelink control information.

Abstract: A user equipment, a base station, a joint training device for a user equipment and a base station, a joint channel estimation and feedback system for a user equipment and a base station, a feedback channel state information generation method, a channel matrix generation method, a joint training method, and a joint channel estimation and feedback method for a user equipment and a base station in wireless communication. Feedback channel state information is generated by a user equipment according to an actual pilot signal, and a deeper residual learning neural network is introduced into a base station to reconstruct a channel matrix of the base station according to the feedback channel state information. As such, it is possible that the base station can reconstruct a complete high-resolution channel matrix even if an actually received pilot signal is an incomplete low-resolution part.

Abstract: A method, a device, and a non-transitory storage medium are described in which a beam sweeping service is provided. The service may include generating multiple and different synchronization signal block burst sets that have different periodicities. The synchronization signal block burst sets may have different priorities based on one or multiple criteria. The one or multiple criteria may include radio beam utilization. The service may also include a multi-tier random access based on the multi-tier synchronization signal block burst sets.

Abstract: A pressure-resistant hull for a submersible, includes unit hulls, reinforcing ribs, connecting channels, and closure heads. A plurality of unit hulls are provided, and are sequentially strung together spiralling upward or spiralling downward, the closure heads being arranged on the unit hulls at the first position and the last position respectively, an observation window being provided on each unit hull respectively, adjacent two unit hulls in a horizontal direction being respectively connected by means of a reinforcing rib, and at least two connecting channels being provided between adjacent two rings of the unit hulls in the vertical direction. The design method includes using a spiral joining structure to facilitate organic adjustment of the number of unit hulls, thus having better utilization of space and aiding to greatly expand the space. The sensitivity of the limit load to defects is low, increasing axial rigidity, improving the overall pressure-resistive ability.

Abstract: Methods and apparatuses for allocating and receiving frequency-domain resources and a communication system. The method includes: determining a coefficient used for obtaining the continuous frequency-domain resources based on a size of a currently activated bandwidth part, and obtaining a starting position of the continuous frequency-domain resources and the number of continuous resource blocks according to the resource indication value and the coefficient; or determining a size of a resource block group used for obtaining the noncontinuous frequency-domain resources based on a size of a currently activated bandwidth part and a format of downlink control information, and obtaining one or more resource block groups of the noncontinuous frequency-domain resources according to the bitmap information and the size of a resource block group.

Abstract: Embodiments of the present application provide a method and an apparatus for transmitting and receiving a sounding reference signal, the transmitting method including: receiving, by a terminal equipment, configuration information of one or more sounding reference signals used for antenna switching transmitted by a network device; and transmitting, by the terminal equipment, transmit a sounding reference signal to the network device according to the configuration information by using one or more sounding reference signal resources, wherein a guard period is configured between adjacent sounding reference signal resources when transmitting the sounding reference signal for antennas of the terminal equipment.

Abstract: Some aspects relate to an integrated circuit, comprising at least one photodetection region configured to generate charge carriers responsive to incident photons emitted from a sample, at least one charge storage region configured to receive the charge carriers from the photodetection region, and at least one controller configured to obtain information about the incident photons, the information comprising at least one member selected from the group comprising pulse duration and interpulse duration and at least one member selected from the group comprising wavelength information, luminescence lifetime information, and intensity information. In some embodiments, the information comprises at least three, four, and/or five members selected from the group comprising wavelength information, luminescence lifetime information, intensity information, pulse duration information, and interpulse duration information. In some embodiments, the information obtained may be used to identify the sample.

Abstract: Provided is an insulated gate bipolar transistor power device. The IGBT power device includes a gate dielectric layer located above the two p-type body regions and the n-type drift region between the two p-type body regions, an n-type floating gate located above the gate dielectric layer; a gate located above the gate dielectric layer and the n-type floating gate; an insulating dielectric layer between the gate and the n-type floating gate; a first opening located in the gate dielectric layer, where the n-type floating gate is in contact with one of the two p-type body regions through the first opening to form a p-n junction diode; and a second opening located in the gate dielectric layer, where the n-type floating gate is in contact with the other of the two p-type body regions through the second opening to form the p-n junction diode.

Abstract: A configuration method and apparatus for a bandwidth part indicator and a system. The method includes: configuring a multi-TRP or multi-panel operation-related mode by a network device for a terminal equipment; and transmitting configuration information and/or downlink control information by the network device to the terminal equipment, for the terminal equipment to determine an active bandwidth part according to received configuration information and/or according to detected multiple pieces of downlink control information. Hence, in the case where the terminal equipment is configured to be in a multi-transmission point or multi-panel operation-related mode, which bandwidth part is taken as an active bandwidth part by the terminal equipment is explicitly or implicitly indicated via configuration information, and the terminal equipment may determine the active bandwidth part according to the received configuration information and/or downlink control information.

Abstract: A command indication method and apparatus and information interaction method and apparatus. The command indication method includes: transmitting to a user equipment (UE), a command for activating or deactivating duplication transmission by using a bitmap field, to activate or deactivate duplication transmission of one or more packet data convergence protocol entities or radio bearers in the UE. Hence, activation or deactivation may be performed on the duplication transmission mode of one or more PDCP entities in the user equipment.

Abstract: A device may receive information from a unified database, wherein the information includes a Service Profile Identifier (SPID); select a Quality-of-Service (QoS)-related identifier (ID) at least based on the SPID; and either map a radio bearer to a flow associated with a User Equipment device (UE) or configure a component to map the radio bearer to the flow. After mapping the radio bearer to the flow, the device may send data from the flow to the UE based on the QoS related ID. After configuring the component, the device may forward the SPID to a second component for sending the data from the flow to the UE based on the QoS-related ID.

Abstract: A quantum state processing method, a computing device and a storage medium. The method includes: acquiring a first group of measurement results for a first quantum state ?, the first group of measurement results including a measurement result for the first quantum state ? and a measurement result for an approximate n-order quantum state ?[n]; acquiring a second group of measurement results for a second quantum state ?, the second group of measurement results including a measurement result for the second quantum state ? and a measurement result for an approximate m-order quantum state ?[m]; obtaining, based on at least the first group of measurement results and the second group of measurement results, a target high-order inner product tr(?n?m) for the first quantum state ? and the second quantum state ?; and the ?n characterizing an n-order quantum state of the first quantum state ?.

Abstract: The present invention provides a terminal and a base station in a wireless communication system, and methods executed by the terminal and the base station. The terminal comprises: a processing unit, configured to perform characteristic domain transformation on a channel matrix to obtain a transformed channel characteristic and compress the transformed channel characteristic to obtain a compressed channel characteristic; and a transmitting unit, configured to transmit the compressed channel characteristic, as feedback information, to the base station.

Abstract: A touch sensor includes a substrate, sensing channels, and a protective layer. The sensing channels are disposed at intervals on a surface of the substrate, and any one of the sensing channels includes an electrode portion and a silver trace portion electrically connected to the electrode portion. The protective layer is disposed on the substrate and covers and encapsulates the sensing channels. After the touch sensor is subjected to a salt spray test with sodium chloride solution of a mass percentage concentration of 5% at a rate of 1 mL/H to 2 mL/H under an ambient temperature of 35° C. for 48 hours, a resistance change rate of any one of the sensing channels is less than or equal to 10%, and a resistance distribution difference between the sensing channels is less than or equal to 10%.

Abstract: A sidelink discontinuous reception (DRX) apparatus, configured in a first terminal equipment, includes a receiver configured to receive first sidelink control information transmitted by a second terminal equipment, the first sidelink control information indicating a reserved resource used for retransmission after a slot where the first sidelink control information is located, and a processor configured to, at a slot where the reserved resource is located, enable the first terminal equipment to be in an active state or an on state in a sidelink.

Abstract: A routing selection apparatus, configured in a first node, includes a processor configured to perform local re-routing when at least one of the following conditions is satisfied that a BH RLF indication is received from a second node, first flow control feedback information is received from a third node, and the first flow control feedback information indicates that data congestion occurs in the third node, a payload of a first egress BH RLC channel exceeds a desired level, and a payload corresponding to a first routing identity exceeds a desired level.