Abstract: A semiconductor device according to the present disclosure includes a fin structure over a substrate, a vertical stack of silicon nanostructures disposed over the fin structure, an isolation structure disposed around the fin structure, a germanium-containing interfacial layer wrapping around each of the vertical stack of silicon nanostructures, a gate dielectric layer wrapping around the germanium-containing interfacial layer, and a gate electrode layer wrapping around the gate dielectric layer.

Abstract: A pulse ablation instrument includes a power supply circuit, a pulse switching circuit, a sampling circuit, and a switching control circuit. The power supply circuit is configured to supply power to a load. The pulse switching circuit is connected to the power supply circuit, to regulate a current output by the power supply circuit and flowing to the load. The sampling circuit is configured to sample a current flowing through a power feeding loop of the load and obtain a sampling value. The switching control circuit is electrically connected to the sampling circuit and the pulse switching circuit, and is configured to output a drive signal which controls an operation of the pulse switching circuit according to the sampling value and reduce a duty cycle of the drive signal to reduce an output current of the power supply circuit when the sampling value is greater than a threshold value.

Abstract: A method is provided. The method includes: obtaining a maximally mixed state; repeatedly running a quantum measurement device to perform measurement for a first number of times on the maximally mixed state to obtain first measurement results; applying a phase gate to each quantum bit of the maximal superposition state; performing multiple times of sampling on the phase ?, for each value of ? obtained by sampling, repeatedly running the quantum measurement device to perform measurement for a second number of times on the maximal superposition state to obtain second measurement results; statistically calculating the first measurement result and the second measurement result corresponding to each ? value to obtain a first probability value and a second probability value; and determining the quantum noise intensity of the quantum measurement device based on a difference value between the first probability value and the second probability value.

Abstract: A semiconductor device includes a first interconnect structure and multiple channel layers stacked over the first interconnect structure. A bottommost one of the multiple channel layers is thinner than rest of the multiple channel layers. The semiconductor device further includes a gate stack wrapping around each of the channel layers except a bottommost one of the channel layers; a source/drain feature adjoining the channel layers; a first conductive via connecting the first interconnect structure to a bottom of the source/drain feature; and a dielectric feature under the bottommost one of the channel layers and directly contacting the first conductive via.

Abstract: According to various implementations, generally disclosed herein is a hybrid and hierarchical neural architecture search (NAS) approach. The approach includes performing a search space partitioning scheme to divide the search space into sub-search spaces. The approach further includes performing a first type of NAS, such as a Multi-trial NAS, to cover a search across the sub-search spaces. The approach also includes performing a second type of NAS, such as a One-Shot NAS, to cover each sub-search space. The approach further includes automatically stopping the second type of NAS based on one or more early stopping criteria.

Abstract: Provided are an electric control component, an air conditioner having the same, and an assembly method for the electric control component. The electric control component includes a circuit board, a chip, a radiator and a fixing member. The chip is disposed on the circuit board. The radiator is disposed at a side of the chip away from the circuit board. The fixing member is configured to rigidly connect the radiator to the circuit board. At least one of the circuit board and the radiator has an engagement portion adapted to be engaged with a pre-tightening device for clamping the radiator and the circuit board.

Abstract: The invention discloses a bearings-only target tracking method based on pseudo-linear maximum correlation entropy Kalman filtering, which introduces the correlation entropy function into pseudo-linear Kalman filtering to solve the problem of non-Gaussian noise. A bearings-only target tracking algorithm based on pseudo-linear maximum correlation entropy Kalman filtering is also proposed. The invention combines the maximum correlation entropy theory with pseudo-linear Kalman filtering, and the target tracking accuracy is higher and divergence can be avoided when working in a non-Gaussian environment.

Abstract: Systems and methods to enable 5G system support for conveying time synchronization are provided. In some embodiments, a method performed by a wireless device for conveying external time domain information is provided. The method includes receiving a message in a first time domain used by the wireless device, the message comprising external time domain information; determining information about a second time domain based on the external time domain information; and conveying information about the second time domain to another node. In some embodiments, timing information is included into a GPRS Tunneling Protocol (GTP) payload, and the wireless device can get timing information directly from the data payload. This minimizes the RAN and/or gNB impact and adds the potential for multiple time domain support.

Abstract: Provided are a method for training a region of interest (ROI) detection model, a method for detecting an ROI, a device, and a medium. The specific implementation includes: performing feature extraction on a sample image to obtain a sample feature data; performing non-linear mapping on the sample feature data to obtain a first feature data and a second feature data; determining an inter-region difference data according to the second feature data and a third feature data of the first feature data in a region associated with a label ROI; and adjusting at least one of a to-be-trained feature extraction parameter and a to-be-trained feature enhancement parameter of the ROI detection model according to the inter-region difference data and the region associated with the label ROI.

Abstract: A light-emitting device that emits green light includes a first electrode and a second electrode that are arranged in sequence, and a light-emitting layer disposed between the first electrode and the second electrode, the light-emitting layer includes a first host material and a second host material; the first host material and the second host material form an exciplex, a difference between a lowest unoccupied molecular orbital (LUMO) energy level of the first host material and a LUMO energy level of the second host material is greater than or equal to 0.5 eV, under a same test condition, a difference between an order of magnitude of a hole mobility of the first host material and an order of magnitude of an electron mobility of the second host material is greater than or equal to 1.

Abstract: Embodiments of three-dimensional memory devices are disclosed. A disclosed memory structure can comprises a memory cell, a bit line contact coupled to the memory cell, a bit line coupled to the bit line contact, a source line contact coupled to the memory cell, and a source line coupled to the source line contact. The memory cell comprises a cylindrical body having a cylindrical shape, an insulating layer surrounding the cylindrical body, a word line contact surrounding a first portion of the insulating layer, the word line contact coupled to a word line, and a plurality of plate line contact segments surrounding a second portion of the insulating layer, the plurality of plate line contact segments coupled to a common plate line.

Abstract: A filament forming method includes: performing first stage to apply first bias including gate and drain voltages to a resistive memory unit plural times until read current reaches first saturating state, latching read current in first saturating state as saturating read current, determining whether increasing rate of saturating read current is less than first threshold value; when increasing rate of saturating read current is not less than first threshold value, performing second stage to apply second bias, by increasing gate voltage and decreasing drain voltage, to the resistive memory unit plural times until read current reaches second saturating state, latching read current in second saturating state as saturating read current and determining whether increasing rate of saturating read current is less than first threshold value; finishing the method when increasing rate of saturating read current is less than first threshold value and saturating read current reaches target current value.

Abstract: A semiconductor device structure is provided. The semiconductor device structure includes a first fin structure and a second fin structure over a semiconductor substrate and a first epitaxial structure over the first fin structure. The semiconductor device structure also includes a second epitaxial structure over the second fin structure. The semiconductor device structure further includes a dielectric fin over the semiconductor substrate. The dielectric fin is between the first fin structure and the second fin structure. The dielectric fin has an inner portion and a protective layer. The protective layer extends along sidewalls and a bottom of the inner portion, and the protective layer has a dielectric constant higher than that of the inner portion.

Abstract: This application provides a signal transmission method and apparatus. The method includes: A collaboration device receives a synchronization trigger frame delivered by a central device; the collaboration device obtains information about a time domain offset and/or information about a frequency domain offset; and the collaboration device sends a signal based on the synchronization trigger frame and the information about the time domain offset and/or the information about the frequency domain offset by using a corresponding time domain resource and a corresponding frequency domain resource. In this way, a plurality of collaboration devices send different time domain resources and/or frequency domain resources to a same terminal, and an interfering signal in channel estimation can be removed. This improves precision of the channel estimation and noise estimation at a receiving end, and improves demodulation performance at the receiving end and entire-network throughput.

Abstract: Disclosed are apparatuses, systems, and techniques to perform and facilitate secure ladder computational operations whose iterative execution depends on secret values associated with input data. Disclosed embodiments balance execution of various iterations in a way that is balanced for different secret values, significantly reducing vulnerability of ladder computations to adversarial side-channel attacks.

Abstract: A method for analyzing fuselage profile based on measurement data of an aircraft, including: acquiring point-cloud data of an aircraft via a laser scanner; selecting point-cloud data of a fuselage component from the point-cloud data of the aircraft; based on a weighted locally optimal projection (WLOP) operator and L1 median curve-skeleton concept of point cloud, extracting a medial axis from the point-cloud data of the fuselage component; uniformly sampling the medial axis into a plurality of skeleton points; extracting a discrete point set of a cross-section contour of the fuselage component; performing circle fitting on the discrete point set to obtain a fitted circle and parameters thereof; calculating a deformation displacement measurement indicator ? of the cross-section of the fuselage component to evaluate cross-section contour of the fuselage.

Abstract: A method for configuring a compute mode includes: A computing device pre-configures a compute mode pool, where the compute mode pool includes at least two compute modes. After determining that a first application is to be run or the first application is run, the computing device determines a first compute mode associated with the first application from the compute mode pool, and runs the first application based on the first compute mode.

Abstract: The present disclosure discloses an integrated 5G antenna system and a communication network, the 5G antenna system comprises a base station system and at least one microwave antenna system integrated on a holding pole. The base station system includes a radio remote unit and at least a base antenna electrically connected to the radio remote unit and configured to transmit 5G signals. Each microwave antenna system includes a radio frequency unit electrically connected to the base station antenna and a microwave antenna connected to the radio frequency unit. The present disclosure integrates the base station system, the microwave antenna system and the holding pole together to improve the integration of the antenna system, the whole communication network uses the microwave system for signal backhaul[QW1], which reduces the cost of deploying the network and enhances the flexibility of networking.

Abstract: The present invention discloses a method for detecting the mutation and methylation of tumor-specific genes in ctDNA, and this method can simultaneously detect the mutation (including point mutation, insertion-deletion mutation, HBV integration and other mutation forms) and/or methylation of tumor-specific genes in ctDNA in one sample. Not only the sample size requirement is low, but the MC library prepared by this method can support 10-20 subsequent detections. The results of each test can represent the mutation status of all the original ctDNA specimens and the methylation modification status of the region covered by the restriction sites, without reducing the sensitivity and specificity. The present invention has important clinical significance for early tumor screening, disease tracking, efficacy evaluation, prognosis prediction and the like, and has great application value.

Abstract: The present disclosure discloses a method and apparatus for delivering an item. A specific embodiment of the method includes: determining, in response to receiving a set of tasks comprising a plurality of outbound delivering tasks, in a plurality of storage areas, a storage position of a to-be-delivered item in each outbound delivering task in the set of tasks; determining, from the plurality of storage areas, a target storage area corresponding to the set of tasks based on storage positions of to-be-delivered items in outbound delivering tasks; determining, from the target storage area, target storage positions of the to-be-delivered items in outbound delivering tasks; and classifying to-be-delivered items, target storage positions of which belonging to a same shelf in a same storage area, in the set of tasks into a same picking task for outbound delivery processing.