Abstract: An eccentric drive 1 for a portable power tool 2 has a motor 5, an eccentric wheel 6, a linear guide 9, a slide 8 and a connecting rod 7, which has a head 17 suspended on the slide 8 and a second head 15 suspended on the eccentric wheel 6. A bearing bush 16 for the rotatable mounting of the connecting rod 7 is provided at least on one of the two heads 17. The head 15 is composed of an injection molding material. The bearing bush 16 is composed of a fiber composite material, which includes continuous carbon fibers 25 embedded in a thermoplastic matrix.

Abstract: In an example, a User Equipment (UE) receives a message associated with Physical Downlink Shared Channel (PDSCH) parameter configuration. The message includes a first parameter indicating a first list of entries associated with time resource allocation for multiple PDSCHs, a second parameter indicating reception of multiple repetitions for a single PDSCH, and a third parameter indicating a second list of entries associated with time resource allocation. Each entry in the second list indicates a single time resource allocation. If the UE receives a Downlink Control Information (DCI) indicative of a first entry in the first list, the UE receives a plurality of PDSCHs based on a plurality of time resource allocations indicated by the first entry. A first repetition number for the plurality of PDSCHs is determined to be one.

Abstract: A cell array structure includes a first resistive memory cell. The first resistive memory cell includes a well region, a first doped region, a merged region, a first gate structure, a second gate structure and a first metal layer. The first doped region is formed under a surface of the well region. The merged region is formed under the surface of the well region. The first gate structure is formed over the surface of the well region between the first doped region and the merged region. The first gate structure includes a first insulation layer and a first conductive layer. The second gate structure is formed over the merged region. The second gate structure includes a second insulation layer and a second conductive layer. The first metal layer is connected with the first doped region.

Abstract: Embodiments of this application provide a data sending method, an apparatus, a device, and a readable storage medium. A server determines a first transmission point from a coordinated set, and determines a first downlink sending weight of the first transmission point. Then, the server determines a second downlink sending weight of a second transmission point based on the first downlink sending weight, and sends the second downlink sending weight to the second transmission point. When sending a data stream to an electronic device, the second transmission point determines a downlink sending weight corresponding to the data stream from a matrix, weights the data stream, and sends the weighted data stream to the electronic device.

Abstract: One or more embodiments of techniques or systems for forming a semiconductor structure are provided herein. A first metal region is formed within a first dielectric region. A cap region is formed on the first metal region. A second dielectric region is formed above the cap region and the first dielectric region. A trench opening is formed within the second dielectric region. A via opening is formed through the second dielectric region, the cap region, and within some of the first metal region by over etching. A barrier region is formed within the trench opening and the via opening. A via plug is formed within the via opening and a second metal region is formed within the trench opening. The via plug electrically connects the first metal region to the second metal region and has a tapered profile.

Abstract: Disclosed are apparatuses for optical coupling and a system for communication. In one embodiment, an apparatus for optical coupling including a substrate and a grating coupler is disclosed. The grating coupler is disposed on the substrate and includes a plurality of coupling gratings arranged along a first direction, wherein effective refractive indices of the plurality of coupling gratings gradually decrease along the first direction.

Abstract: A light-emitting device includes: a substrate having a top surface, wherein the top surface comprises a first portion and a second portion; a first semiconductor stack on the first portion, comprising a first upper surface and a first side wall; and a second semiconductor stack on the first upper surface, comprising a second upper surface and a second side wall, and wherein the second side wall connects the first upper surface; wherein the first semiconductor stack comprises a dislocation stop layer; wherein the dislocation stop layer comprises AlGaN; and wherein the first side wall and the second portion of the top surface form an acute angle ? between thereof.

Abstract: An electromagnetic absorption metamaterial having an upper surface in a working environment, comprising a periodic resonant unit array. The metamaterial is provided with a dielectric composite film on the upper surface and the film is obtained by laminating solid dielectric layers in different thickness proportions. Materials of said dielectric composite film are selected from at least two materials of silicon oxide, silicon nitride, aluminum oxide, magnesium fluoride and silicon. By selecting different types of dielectric films and laminating the dielectric films in certain proportions, the metamaterial of the present application can obtain a dielectric film having a refractive index between the maximum and minimum refractive index in selected media, thereby achieving more flexible and controllable modulation of surface lattice resonance.

Abstract: A device of a New Radio (NR) evolved Node B (gNodeB), a method and a machine readable medium to implement the method. The method includes: processing a first signal sent by a NR evolved NodeB (gNodeB) regarding a primary physical random access channel (PRACH) configuration to be used to encode for transmission a first communication to the gNodeB; processing a second signal sent by the gNodeB regarding a secondary PRACH configuration different from the primary PRACH configuration and to be used to encode for transmission a second communication to the gNodeB; determining the primary PRACH configuration from the first signal and the secondary PRACH from the second signal; and switching from the primary PRACH configuration to the secondary PRACH configuration and encode for transmission the second communication to the gNodeB based on the secondary PRACH configuration.

Abstract: An encoder includes: circuitry; and memory coupled to the circuitry. The circuitry, in operation, stores a first parameter into a bitstream, the first parameter indicating, as a prediction mode, one of (i) a multiple prediction mode in which a prediction image is generated by overlapping an inter prediction image of a current block and an intra prediction image of the current block and (ii) one of a plurality of prediction modes including a non-rectangular mode in which a prediction image is generated for each non-rectangular partition in the current block, and encodes the current block according to the prediction mode.

Abstract: An integrated circuit die includes a FinFET transistor. The FinFET transistor includes an anti-punch through region below a channel region. Undesirable dopants are removed from the anti-punch through region during formation of the source and drain regions. When source and drain recesses are formed, a layer of dielectric material is deposited in the recesses. An annealing process is then performed. Undesirable dopants diffuse from the anti-punch through region into the layer of dielectric material during the annealing process. The layer of dielectric material is then removed. The source and drain regions are then formed by depositing semiconductor material in the recesses.

Abstract: A device and method for detecting an inter-turn electromagnetic pulse vibration wave characteristic of a turbogenerator rotor winding are provided. A signal source and a time sequence control circuit generate a high-potential abrupt electric field; circularly polarized electromagnetic waves generated by a parasitic inductive power supply and symmetrically deflecting by 180° are respectively coupled to a positive electrode and a negative electrode clockwise or counter-clockwise; a first turn on the positive electrode and a first turn on the negative electrode are mutually induced; as time goes by, energy is returned to the parasitic inductive power supply, and is sequentially conducted to a second turn; the parasitic inductive power supply and the second turn further start feeding back energy to the first turn in circular polarization; all turns sequentially perform feedback and superposition one another stage by stage; and all coupling turns show sinusoidal waves with a same time constant.

Abstract: A silicone rubber composite heat dissipation pad and a preparation method thereof are provided. The method includes: dispersing hydroxyl-functionalized boron nitride nanosheet powder into deionized water, pouring it into a specialized container, pre-freezing it using liquid nitrogen, and then freeze-drying it to obtain a boron nitride nanosheet skeleton arranged in a horizontal direction; uniformly dispersing thermochromic nanoparticles in acetone to obtain a dispersion, mixing the dispersion with liquid silicone rubber and stirring until acetone is completely evaporated, then adding a curing agent to obtain a liquid silicone rubber pre-cure solution; pouring the liquid silicone rubber pre-cure solution into a container containing the boron nitride nanosheet skeleton, so that the liquid silicone rubber pre-cure solution is fully immersed in an interior of the boron nitride nanosheet skeleton; and then curing is carried out by elevating the temperature to obtain the heat dissipation pad.

Abstract: A random access method and a device thereof are provided. The method includes that a base station receives a random access preamble and sends a Random Access Response (RAR) according to the random access preamble, where the RAR indicates at least two time-frequency units, and the at least two time-frequency units are time-frequency units having different time domains on an unlicensed channel. Further, the base station receives a first random access message 3 (MSG3) sent on a first time-frequency unit by a first terminal and sends a first random access message 4 (MSG4) to the first terminal, where the first time-frequency unit is any one of the at least two time-frequency units, where the first MSG3 includes a terminal identifier of the first terminal, where the first MSG4 carries a terminal identifier of the first terminal and a first Cell-Radio Network Temporary Identifier allocated to the first terminal.

Abstract: Techniques discussed herein can facilitate one or more enhancements to beam management for a User Equipment (UE) operating in a Discontinuous Reception (DRX) mode. A first set of techniques relates to enhancements to transmission of Scheduling Request(s) (SR(s)) by UEs operating in DRX mode. A second set of techniques relates to enhancements to beam failure detection and recovery by UEs operating in DRX mode. A third set of techniques relates to enhancements to beam measurement and reporting by UEs operating in DRX mode. Various embodiments can employ one or more techniques of the first set of techniques, the second set of techniques, and/or the third set of techniques.

Abstract: A semiconductor package includes a semiconductor die, a thermal conductive through via and a conductive paste. The thermal conductive through via is electrically insulated from the semiconductor die. The conductive paste is disposed over the semiconductor die, wherein the thermal conductive through via is thermally coupled to the semiconductor die through the conductive paste.

Abstract: Provided are a package structure and a method of forming the same. The method includes providing a first package having a plurality of first dies and a plurality of second dies therein; performing a first sawing process to cut the first package into a plurality of second packages, wherein one of the plurality of second packages comprises three first dies and one second die; and performing a second sawing process to remove the second die of the one of the plurality of second packages, so that a cut second package is formed into a polygonal structure with the number of nodes greater than or equal to 5.

Abstract: Determining a property of a layer of an integrated circuit (IC), the layer being formed over an underlayer, is implemented by performing the steps of: irradiating the IC to thereby eject electrons from the IC; collecting electrons emitted from the IC and determining the kinetic energy of the emitted electrons to thereby calculate emission intensity of electrons emitted from the layer and electrons emitted from the underlayer calculating a ratio of the emission intensity of electrons emitted from the layer and electrons emitted from the underlayer; and using the ratio to determine material composition or thickness of the layer. The steps of irradiating IC and collecting electrons may be performed using x-ray photoelectron spectroscopy (XPS) or x-ray fluorescence spectroscopy (XRF).

Abstract: A video target tracking method is provided to a computing device, the method includes: obtaining a partial detection map corresponding to a target image frame in a to-be-detected video; obtaining a relative motion saliency map corresponding to the target image frame; determining constraint information corresponding to the target image frame according to the partial detection map and the relative motion saliency map; adjusting a parameter of an image segmentation model by using the constraint information, to obtain an adjusted image segmentation model; and extracting a target object from the target image frame by using the adjusted image segmentation model.