Abstract: Apparatus, methods, and computer-readable media for facilitating serving aperiodic traffic over sidelink using resource adaptation of periodic resource reservations are disclosed herein. An example method for wireless communication at a first device includes reserving periodic resources for sidelink transmission. The example method also includes modifying the reserved periodic resources within a period based on a traffic load for the period. The example method also includes transmitting sidelink communication in the period based on the modified periodic resources. Another example method of wireless communication at a wireless device includes receiving a periodic resource reservation for sidelink transmission. The example method also includes receiving a modification of the periodic resource reservation for a period. Further, the example method includes transmitting or receiving sidelink communication in the period based on a modified periodic resource.

Abstract: Disclosed is a device for efficiently recycling nickel from wastewater and a method. The device includes a housing, and an extraction unit and an electro-deposition unit which are respectively arranged inside the housing. The device is reasonable in overall structural design. An oscillating and floating component and a rotating component in an extraction cavity are used to fully and uniformly mix a solution to maximize the extraction strength. A mixing component in an electro-deposition cavity is used to accelerate ion dispersion, to better recycle nickel. The device is easy to operate, low in cost and suitable for mass promotion.

Abstract: A test system and a test method for a lip sticking force of tipping paper for cigarettes are provided. The test system includes an artificial lip and test equipment. The artificial lip is a silica gel block. The test equipment includes a friction meter testing platform, a force measuring sensor, a rigid rope, a pulley, a pulley bracket and a sample loading module. The pulley is installed on the pulley bracket, and the rigid rope slides in the pulley. The rigid rope is L-shaped, a first end of the rigid rope in a horizontal direction is connected to the force measuring sensor, and a second end of the rigid rope in a vertical direction is connected to the sample loading module. The artificial lip is located directly below the sample loading module, and the artificial lip is in contact with the sample loading module at a test position.

Abstract: The present disclosure relates to an operating table, the operating table comprising a table top, a table top support and a column with a column head, wherein the sealing device is bellows assembled below the column head, or an adhesive in a hole and/or window on the holder of the cable, or a sealing gasket between the receiver and the column head, or a shield sealingly attached to the column head below the gear. The present disclosure further relates to control equipment, a lifting device, an intelligent charger, a column guide system for an operating table, as well as an operating table including the same.

Abstract: A four-notch flexible wearable ultra-wideband antenna fed by coplanar waveguide, includes a flexible base. A ground plane, a radiation patch and a feeder are arranged on the flexible base. There are several resonant tanks on the feeder and the radiation patch. The flexible base is made of insulating flexible material, and the feeder, the radiation patch and the ground plane are made of conductive flexible material. The four-notch flexible wearable ultra-wideband antenna fed by coplanar waveguide of the present application can be prepared by layer-by-layer assembly technology, spray printing or printed circuit board technology, and has the advantages of miniaturization and low profile, compact structure, convenient production, good conformality, wearable and other advantages.

Abstract: A method of calibrating a motor assembly includes selecting an electric motor and a motor controller for the motor assembly, obtaining at least one electric motor parameter of the electric motor, calculating a correction factor for the electric motor based upon the at least one electric motor parameter, and programming the motor controller with the correction factor.

Abstract: Aspects presented herein may enhance a HARQ feedback operation to improve data retransmissions by using tri-state HARQ feedback, and may enable a UE to construct a codebook for tri-state HARQ feedback. In one aspect, a UE determines whether tri-state HARQ feedback or bi-state HARQ feedback is configured based on a DL carrier. The UE generates HARQ feedback for at least one of a received PDCCH or a received PDSCH on the DL carrier based on the determination whether the DL carrier is configured with the tri-state HARQ feedback. The UE transmits the generated HARQ feedback.

Abstract: Methods and apparatus are provided for searcher resource coordination between NR mobility based measurement and LTE (E-UTRA) PRS based measurement without measurement gap in EN-DC mode or NE-DC mode. Other embodiments are also provided for searcher resource coordination between NR PRS measurement and LTE (E-UTRA) PRS measurement without measurement gap in EN-DC mode or NE-DC mode. Further embodiments provide for searcher resource coordination between NR or LTE (E-UTRA) PRS measurement and NR mobility measurement without measurement gap in EN-DC mode or NE-DC mode.

Abstract: A sense amplifier circuit includes a sense amplifier, a switch and a temperature compensation circuit. The temperature compensation circuit provides a control signal having a positive temperature coefficient, based on which the switch provides reference impedance for temperature compensation. The sense amplifier includes a first input end coupled to a target bit and a second input end coupled to the switch. The sense amplifier outputs a sense amplifier signal based on the reference impedance and the impedance of the target bit.

Abstract: A switching converter circuit for switching one end of an inductor therein between plural voltages according to a pulse width modulation (PWM) signal to convert an input voltage to an output voltage. The switching converter circuit has a driver circuit including a high side driver, a low side driver, a high side sensor circuit, and a low side sensor circuit. The high side sensor circuit is configured to sense a gate-source voltage of a high side metal oxide semiconductor field effect transistor (MOSFET), to generate a low side enable signal for enabling the low side driver to switch a low side MOSFET according to the PWM signal. The low side sensor circuit is configured to sense a gate-source voltage of a low side MOSFET, to generate a high side enable signal for enabling the high side driver to switch a high side MOSFET according to the PWM signal.

Abstract: A cutting fluid digital monitoring and management system and method are provided, applicable to a computer numerical control (CNC) machining device. The CNC machining device has a cutting fluid tank configured to accommodate a cutting fluid. The cutting fluid digital monitoring and management system includes: a detection tank, configured to extract a cutting fluid from the cutting fluid tank through a motor and an electrically controlled water valve; a concentration sensing module, a pH sensing module, a water hardness sensing module, and a temperature sensing module, respectively configured to obtain a concentration, a pH value, a hardness, and a temperature of the cutting fluid; a processing module, configured to generate a monitoring integration value, compare the monitoring integration value with a standard model, and generate an adjustment signal; and an adjustment module, configured to actively adjust a variable parameter of the cutting fluid according to the adjustment signal.

Abstract: Methods, systems, and devices for wireless communications are described. A transmitting device may transmit an expiration indication to a receiving device as part of a scheduling message for a transport block. The expiration indication may provide information related to an expiration time for the transport block. If the expiration time is reached prior to successful reception by a receiving device, the receiving device may assume that the transport block has expired and may refrain from transmitting a retransmission grant, or may empty a hybrid automatic repeat request (HARM) buffer associated with the transport block. If the transmitting device fails to successfully receive an indication from the receiving device of a successful reception of the transport block prior to the expiration period, the transmitting device may also assume that the transport block has expired.

Abstract: The present specification discloses video matching. In a computer-implemented method, a plurality of feature vectors of a target video is obtained. A candidate video similar to the target video is retrieved from a video database based on the plurality of feature vectors of the target video. A time domain similarity matrix feature map is constructed between the target video and the candidate video based on the target video and the candidate video. Using the time domain similarity matrix feature map as an input into a deep learning detection model, a video segment matching the target video in the candidate video and a corresponding similarity is output.

Abstract: A fish identification method is provided. The fish identification method includes capturing an image through a processor, wherein the image includes a fish image. The fish identification method includes identifying a plurality of feature points of the fish image through a coordinate detection model and obtaining a plurality of sets of feature-point coordinates. Each of the plurality of sets of feature-point coordinates corresponds to each of the plurality of feature points. The fish identification method further includes calculating a body length or an overall length of the fish image according to the plurality of sets of feature-point coordinates of the image.

Abstract: A measurement system includes a camera and a processor. The camera is configured to capture a measurement card image of a measurement card, and the measurement card image includes a number of feature pattern images. The processor is electrically connected to the camera and configured for analyzing the feature pattern images to obtain a feature point coordinate of a feature point of each feature pattern image, and inputting the feature point coordinates into a conversion matrix to obtain a tip coordinate of a tip of the measurement card.

Abstract: A method for shale gas exploitation includes performing horizontal drilling operation on an area to be constructed, forming a crack around a horizontal drill hole wall by shaped charge perforation; expanding the crack around a horizontal hole hydraulic fracturing, and extracting methane gas after a fracturing fluid is discharged; after methane gas is reduced, performing in-situ combustion explosion fracturing on the methane involved in horizontal drilling; thereafter continuing to expand the crack in the horizontal drill hole such that methane continues to seep out, and continuing extracting methane; repeating combustion explosion fracturing and extraction operations, so as to increase combustion explosion cracking permeability, and greatly enhance the exploitation effect of shale gas. The method is suitable for fracturing reconstruction of unconventional oil and gas reservoirs such as shale gas reservoirs, coal seam gas reservoirs and tight sandstone gas reservoirs.

Abstract: Disclosed are a device and method for detecting defects of a high-voltage cable cross-bonded grounding system. The method comprises: selecting a protective grounding box of a cross-bonded grounding system, respectively connecting a signal excitation coupler to A-phase, B-phase and C-phase coaxial cables of the protective grounding box, selecting a stable signal with a frequency different from a power frequency or a field interference frequency, and testing effective current values and phases responded by the A-phase, B-phase and C-phase coaxial cables when the stable signal with the frequency F1 is injected into the A-phase, B-phase and C-phase coaxial cables of the protective grounding box in a coupled manner; and obtaining resistances and inductances of branch circuits of the cable cross-bonded grounding system by calculation according to measurement data, and determining if the cable cross-bonded grounding system has a connection defect.

Abstract: A method includes providing a fin extending from a substrate, the fin including a plurality of semiconductor channel layers, and where a gate is disposed over the fin. A first spacer layer is deposited over the gate and over the fin in a source/drain region. The first spacer layer has a first etch rate. A second spacer layer is deposited over the first spacer layer. The second spacer layer has a second etch rate less than the first etch rate. The plurality of semiconductor channel layers are removed from the source/drain region to form a trench having a funnel shape. After forming the trench, inner spacers are formed along a sidewall surface of the trench. In various embodiments, lateral sidewall surfaces of each semiconductor channel layer of the plurality of semiconductor channel layers is substantially free of an inner spacer material.

Abstract: Methods and structures for modulating an inner spacer profile include providing a fin having an epitaxial layer stack including a plurality of semiconductor channel layers interposed by a plurality of dummy layers. In some embodiments, the method further includes removing the plurality of dummy layers to form a first gap between adjacent semiconductor channel layers of the plurality of semiconductor channel layers. Thereafter, in some examples, the method includes conformally depositing a dielectric layer to substantially fill the first gap between the adjacent semiconductor channel layers. In some cases, the method further includes etching exposed lateral surfaces of the dielectric layer to form an etched-back dielectric layer that defines substantially V-shaped recesses. In some embodiments, the method further includes forming a substantially V-shaped inner spacer within the substantially V-shaped recesses.

Abstract: Methods of cutting gate structures, and structures formed, are described. In an embodiment, a structure includes first and second gate structures over an active area, and a gate cut-fill structure. The first and second gate structures extend parallel. The active area includes a source/drain region disposed laterally between the first and second gate structures. The gate cut-fill structure has first and second primary portions and an intermediate portion. The first and second primary portions abut the first and second gate structures, respectively. The intermediate portion extends laterally between the first and second primary portions. First and second widths of the first and second primary portions along longitudinal midlines of the first and second gate structures, respectively, are each greater than a third width of the intermediate portion midway between the first and second gate structures and parallel to the longitudinal midline of the first gate structure.