Abstract: Systems, methods, non-transitory processor-readable media, and apparatuses for determining, by a wireless communication device, a time-domain resource and a frequency-domain resource for transmitting at least one repetition of a Physical Random Access Channel (PRACH). The wireless communication device transmits to a base station, the at least one repetition of the PRACH using the time-domain resource and the frequency-domain resource.

Abstract: A diagnostic method and system for measuring potential and electric field of plasma are provided. According to operation parameters of a magnetic confinement fusion device and relevant parameter data of a plurality of candidate particle elements, signal-noise ratios are calculated. to select a neutral beam particle element. Beam trajectories varying in incident velocity, incident angle and sampling area are obtained by iterative calculation, and a preset parameter which enables the beam trajectories to pass through an entrance slit of an analyzer is obtained. A neutral beam that meets the preset parameter is injected into the plasma. An energy of the primary beam generated by collision ionization in a sampling area is measured, and potential of the sampling area is obtained according to law of conservation of energy. Sampling areas are detected to obtain potential spatial distribution of the plasma and a radial electric field, and the diagnostic is finished.

Abstract: Base station antennas include an externally accessible active antenna module releasably coupled to a recessed segment that is over a chamber in the base station antenna and that is longitudinally and laterally extending along and across a rear of a base station antenna housing. The base station antenna housing has a passive antenna assembly that cooperates with the active antenna module.

Abstract: Disclosed is a determination, access, sending and processing method and device, base station and terminal. The method for determining au uplink receiving beam and applied to a base station includes: receiving, by using N receiving configurations, a random access signal sent by a terminal, where N is an integer equal to or greater than 2; obtaining respective receiving state information corresponding to the N receiving configurations; and determining a receiving configuration of the uplink receiving beam according to the receiving state information.

Abstract: A technical field of display, and in particular, to a display panel, a display apparatus, and a method for manufacturing a display panel. The display panel, includes a substrate, a pixel defining layer, and an encapsulation layer. The pixel defining layer is arranged on the substrate. The encapsulation layer is located on a side of the pixel defining layer facing away from the substrate. The encapsulation layer includes a first encapsulation layer. The first encapsulation layer is provided with a first opening penetrating through the first encapsulation layer along a thickness direction. A display apparatus further including the above display panel. A method for manufacturing a display panel, applied to the display panel as above.

Abstract: Base station antennas include an externally accessible active antenna module releasably coupled to a recessed segment that is over a chamber in the base station antenna and that is longitudinally and laterally extending along and across a rear of a base station antenna housing. The base station antenna housing has a passive antenna assembly that cooperates with the active antenna module.

Abstract: The invention provides a vehicle AI computing system (VACS) that supports autonomous driving through an Onboard Unit (OBU) for vehicle-based computing and distributed computing based on vehicle road-cloud. The vehicle-based computing can effectively complete various computational tasks by using onboard computing resources. The distributed computing allows the vehicle to work in collaboration with roadside units (RSUs) and/or the cloud to effectively complete various computational tasks. The VACS features an OBU with a sensing module, a communication module, and a data processing module that integrates data from vehicle sensors, RSUs, and the cloud. The OBU also includes a vehicle control module that helps control the vehicle based on the data of RSU and cloud. The VACS leverages high performance computation resources to implement end to end driving tasks including sensing, prediction, planning and decision making, and control.

Abstract: This document generally relates to wireless communication that includes a user device that determines whether a first value indicated by a first type of downlink control information (DCI) matches a second value indicated by a second type of DCI. The user device selects a candidate physical uplink shared channel (PUSCH) for uplink control information (UCI) multiplexing based on at least determining whether the first and second values match. Also, a wireless access node transmits the first type of DCI and the second type of DCI, and receives a PUSCH with a multiplexed UCI corresponding to at least whether the first and second values match.

Abstract: According to embodiments of the disclosure, a method, system, device, medium and product for video processing are provided. The method includes extracting a plurality of feature maps from a plurality of frames of a video respectively; determining a plurality of frame-level features of a video instance in the plurality of frames based on the plurality of feature maps respectively, a frame-level feature in each of the frames representing feature information of the video instance in the frame; determining a video-level feature of the video instance by aggregating the plurality of frame-level features, the video-level feature representing feature information of the video instance across the plurality of frames; and determining an analysis result for the video instance in the plurality of frames based at least on the video-level feature.

Abstract: A method for determining a resource for a reference signal includes: determining, according to positions of N channel resource units used by a physical channel, R channel resource units from the N channel resource units, where both R and N are integers and 0?R<N; and sending or receiving reference signals in the R channel resource units.

Abstract: Methods, devices, and non-transitory computer readable media are provided for configuring physical random access channel (PRACH) retransmissions in a wireless communication network. A PRACH trigger is received including a random access channel occasion (RO) indication. A PRACH preamble is transmitted to a base station during a first RO specified by the RO indication. One or more PRACH preamble repetitions are transmitted to the base station during a second RO specified by the RO indication. A random access response (RAR) is received from the base station in response to the PRACH preamble and/or the one or more PRACH preamble repetitions.

Abstract: A rolling curtain includes a rolling tube, a curtain body, a first power component, and a second power component. The rolling tube has a first end and a second end opposite to the first end. The curtain body is wound around the rolling tube, the first power component is located at the first end of rolling tube, and the first power component has a motor and a transmission component, the transmission component is connected to the rolling tube and rotating with rolling tube. The second power component is located at the second end, and includes at least one power module connected to the rolling tube and rotating coaxially with the rolling tube, the power module includes a module chamber, a connecting rod, and at least one spring member, with an inner end of the spring member connected to the connecting rod and an outer end connected to the module chamber.

Abstract: The present invention discloses a differential COTDR distributed acoustic sensing device based on heterogeneous double-sideband chirped-pulses of the invention, comprising a light source (1), a 1×2 polarization-maintaining optical-fiber coupler (2), a dual Mach-Zehnder electro-optical modulator (3), an arbitrary waveform generator (4), a first low noise microwave amplifier (5), a second low noise microwave amplifier (6), an electro-optical modulator bias control panel (7), a 1×2 optical-fiber coupler (8), an erbium-doped optical-fiber amplifier (9), an optical-fiber filter (10), an optical-fiber circulator (11), a sensing optical fiber (12), a tricyclic polarization controller (13), a 2×2 optical-fiber coupler (14), a balanced photoelectric detector (15), a data acquisition card (16) and a processing unit (17).

Abstract: An LED light bulb is provided. The LED light bulb includes a lamp housing, a bulb base, a stem, two conductive supports, a driving circuit, and a flexible LED filament. The flexible filament includes a first LED section, a second LED section, a conductive section, a first conductive electrode, and a second conductive electrode. The first LED section is bent in a first three-dimensional curve shape. The second LED section is bent in a second three-dimensional curve shape. The conductive section includes a center point of the flexible LED filament. The flexible LED filament is bent in a third three-dimensional curve shape including the first three-dimensional curve shape, the conductive section, and the second three-dimensional curve shape.

Abstract: The invention provides processes of purifying a peptide including a GCC agonist sequence selected from the group consisting of SEQ ID NOs: 1-251 described herein. The processes include a solvent exchange step before a freeze-drying (lyophilization) step.

Abstract: A press-mounting and dismounting machine for multi-gauge and multi-type wheel sets, includes: a frame, a wheel set mounting and dismounting mechanism, and a detection mechanism. The frame includes a base, a first column, a second column and a beam. The wheel set mounting and dismounting mechanism includes a first press-mounting device, a second press-mounting device, a movable baffle device, and a synchronous belt transmission device. The first press-mounting device is arranged on the first column, and the second press-mounting device is arranged on the second column. The synchronous belt transmission device is connected with the movable baffle device to drive the movable baffle device to move in a horizontal direction of the base. The detection mechanism includes a driving rotating device and a data detection device, so as to realize accuracy test of wheel set press-mounting.

Abstract: A press-mounting and dismounting machine for multi-gauge and multi-type wheel sets, includes: a frame, a wheel set mounting and dismounting mechanism, and a detection mechanism. The frame includes a base, a first column, a second column and a beam. The wheel set mounting and dismounting mechanism includes a first press-mounting device, a second press-mounting device, a movable baffle device, and a synchronous belt transmission device. The first press-mounting device is arranged on the first column, and the second press-mounting device is arranged on the second column. The synchronous belt transmission device is connected with the movable baffle device to drive the movable baffle device to move in a horizontal direction of the base. The detection mechanism includes a driving rotating device and a data detection device, so as to realize accuracy test of wheel set press-mounting.

Abstract: A method of wireless communication includes transmitting, from a first communication device to a second communication device, an indication of N regions in a resource grid defined by transmission resources in a frequency domain and/or time resources in a time domain and communicating the reference signal between the first communication device and the second communication device according to the density information. Here, each of the N regions has a corresponding resource density indicative of a density of time-frequency resources configured for reference signal transmissions and N is an integer greater than 1.

Abstract: A rolling curtain includes a rolling tube, a curtain body, a first power component, and a second power component. The rolling tube has a first end and a second end opposite to the first end. The curtain body is wound around the rolling tube, the first power component is located at the first end of rolling tube, and the first power component has a motor and a transmission component, the transmission component is connected to the rolling tube and rotating with rolling tube. The second power component is located at the second end, and includes at least one power module connected to the rolling tube and rotating coaxially with the rolling tube, the power module includes a module chamber, a connecting rod, and at least one spring member, with an inner end of the spring member connected to the connecting rod and an outer end connected to the module chamber.

Abstract: Methods, systems, and devices for generating preambles in mobile communication technology are described. An exemplary method for wireless communication includes transmitting, by a network node, a configuration for random access comprising a value indicative of a number of Zadoff-Chu (ZC) sequence roots (M) and a number of repetitions (N), and receiving, from a wireless device, a random access preamble, wherein the random access preamble comprises M concatenated ZC sequences with different roots, and wherein each of the M concatenated ZC sequences is repeated based on N.