Abstract: A semiconductor package includes a logic die surrounded by a molding compound; a memory die disposed in proximity to the logic die; a plurality of vias around the logic die for electrically connecting the logic die to the memory die. Each of the plurality of vias has an oval shape or a rectangular shape when viewed from above. The vias have a horizontal pitch along a first direction and a vertical pitch along a second direction. The vertical pitch is greater than the horizontal pitch.

Abstract: A method for fabricating a collagen bio-ink includes steps as follows. A first component is provided, wherein the first component is to fill a collagen powder to a first syringe. A second component is provided, wherein the second component is to fill a neutral solution or an acid solution to a second syringe. A mixing step is performed, wherein the first syringe is connected to the second syringe with a Lure lock connector and pushing back and forth to mix the first component and the second component to form a hydrogel and become a collagen bio-ink.

Abstract: A neurosurgical ultrasonic focusing assisted three-stage atomization cooling and postoperative wound film forming device has a transducer housing and a nozzle, wherein a horn is arranged in the transducer housing, at least two layers of piezoelectric ceramic sheets are arranged at the top of the horn, an electrode sheet connected with an ultrasonic generator is arranged between two adjacent layers of piezoelectric ceramic sheets, the bottom of the transducer housing is of a hemispherical structure, and a plurality of piezoelectric elements connected with the ultrasonic generator are arranged inside the hemispherical structure; and the nozzle is arranged at the bottom of the horn and connected with a medical nanofluid storage cup, compressed gas can also be introduced into the nozzle, and an electrode is also arranged inside the nozzle.

Abstract: Provided a full-automatic wheel hub 3D scanning system for intelligent production line of automotive wheel hubs, comprising: a base plate is provided with an X-directional displacement control device and a Y-directional displacement control device; a roller-table assembly is arranged on the base plate and comprises a roller table, wherein the roller table is provided with an opposite-type photoelectric sensors and a wheel hub centring positioning device for centring positioning a wheel hub; a 3D scanning device, comprising a mounting bracket, wherein the bottom of the mounting bracket is controlled by the Y-directional displacement control device; a 3D scanner is mounted on the mounting bracket; a wheel hub scanning platform is arranged at an end of the roller-table assembly and is controlled by the X-directional displacement control device; and a robot is arranged on a first side of the wheel hub scanning platform, for conveying the wheel hubs after 3D scanning.

Abstract: Provided an automatic feeding device for automotive wheel hub, comprising a separable material rack having material rack units capable of being stacked in turn, a first roller table for conveying the separable material rack containing the wheel hub to a second roller table, and a material rack separating device having a support frame and material rack inserting and taking devices; the second roller table, under which a lifting platform is mounted, is located at a first end of lower part of the material rack inserting and taking device; the material rack inserting and taking device splitting the separable material rack into units, and placing to a third roller table being arranged at a second end of the lower part thereof; a manipulator, for grasping and placing the wheel hub from the material rack unit to a fourth roller table being on a second side thereof.

Abstract: An automobile hub fixture includes a fixture body and a positioning apparatus. The fixture body includes a fixed platform and a plurality of clamping claws arranged at intervals in a circumferential direction of the fixed platform. The clamping claws are configured to clamp an outer rim of a hub. The plurality of clamping claws are connected to a driving member by using a linkage, and the driving member drives the clamping claws to radially move along the fixed platform. The positioning apparatus includes a movable platform slidably connected to the clamping claws. A positioning module configured to position an inner rim or the outer rim of the hub is mounted to the movable platform. The machining device includes a fixture, a machine tool, and a minimal quantity lubrication apparatus. The production line includes a machining device, a loading system, a loading and unloading manipulator, and a catching table.

Abstract: An electronic device includes a memory configured to store instructions, and a processor configured to execute the instructions to configure the processor to obtain a first heat map feature and a first coordinate value feature based on a face image, and detect a face key point based on the first heat map feature and the first coordinate value feature.

Abstract: The present disclosure provides an electrostatic nozzle and a controllable jet minimal quantity lubrication (MQL) grinding system. The electrostatic nozzle comprises a nozzle core; an upper nozzle body is connected above the nozzle core; a free space is formed between the upper nozzle body and the nozzle core for storing compressed air and reducing pressure; a lower nozzle body is connected below the nozzle core; a gas-liquid mixing chamber, an acceleration chamber and a nozzle outlet are sequentially arranged inside the nozzle core from top to bottom; and micro-bulges are uniformly distributed on an inner wall of the acceleration chamber.

Abstract: Disclosed is a mutant strain having improved aromatic amino acid production capability due to inactivation or weakening of activity of an FMN/FAD exporter protein which is expressed by yeeO gene.

Abstract: Provided is a method for recommending emoticons using a custom keyword, the method including: receiving, by a user terminal, matching information in which a custom keyword is matched with at least one metadata, wherein the metadata is information on attributes of an emoticon; storing the matching information or transmitting the matching information to a server by the user terminal; receiving, by the user terminal, the custom keyword through a message input window; and displaying, by the user terminal, at least one emoticon related to the metadata.

Abstract: An escrowing system for cross-blockchain third-party settlement and a method thereof are disclosed. In the escrowing system, an initiating-end host and an accepting-end host escrow digital assets in smart contracts in different blockchains, respectively, and based on a result of delivery of trading entities outside the blockchain, the digital assets escrowed by the smart contracts are transferred or returned, and the arbitration host is permitted to perform trading arbitration, without managing the trading entities, to determine whether the delivery outside the blockchain succeeds. When the arbitration host determines that the delivery outside the blockchain succeeds, the arbitration host can transfer the digital assets escrowed by the initiating-end host and the accepting-end host without consent of the initiating-end host, so as to achieve a technical effect of improving reliability of escrow.

Abstract: A method for forming an isolating layer of a crucible includes placing a round crucible sideways with a bottom surface of an inside thereof perpendicular to a horizontal plane, and then performing a plurality of spraying processes to form the isolating layer on the bottom surface and a wall surface of the round crucible. Each spraying process includes spraying a slurry on the bottom surface; using an optical positioner to set a spraying range the same as one of a plurality of partial areas divided from the wall surface; aligning one of the plurality of partial areas with the spraying range; fixing the round crucible and spraying the slurry in the spraying range; stopping the spraying; and rotating the round crucible to move another partial area to the spraying range. Then, the steps are repeated until the spraying of all the partial areas is completed.

Abstract: A radiographic phantom comprises: a body comprising a wax material or a wax-like material, wherein the body has an x-ray attenuation value that is approximately the same as that of a human tissue; and a plurality of crystalline test objects positioned on or within the body. A method comprises: obtaining a radiographic phantom comprising a body and a plurality of crystalline test objects positioned on or within the body, wherein the body comprises a wax material or a wax-like material, and wherein the body has an x-ray attenuation value that is approximately the same as that of a human breast tissue; performing an operation of the radiographic phantom and using a device; and assessing a performance of the device based on the operation.

Abstract: The present invention provides a use of platelet dry powder (PDP) for relieving inflammation or injury in an airway portion, wherein per gram of platelet dry powder (PDP) comprises at least 100,000 platelets.

Abstract: The present invention relates to a milling machine processing system with an intelligently follow-up cutting fluid nozzle and a working method. The milling machine processing system comprises a workpiece stage, wherein a milling machine box body is arranged above the workpiece stage; a milling cutter mechanism is mounted on the milling machine box body for processing workpieces on the workpiece stage; a rotating mechanism is mounted on an end surface of the milling machine box body located at one side of a milling cutter; the rotating mechanism is connected with a two-axis linkage mechanism and drives the two-axis linkage mechanism to rotate about a center line on which the milling cutter is located; the two-axis linkage system is connected with a nozzle through an angle adjusting mechanism and is used for adjusting a position and an angle of the nozzle.

Abstract: Provided is the nitrogen-containing compound shown in Chemical formula 1, an organic electroluminescent device, and an electronic apparatus, relating to the technical field of organic materials. The nitrogen-containing compound can improve the performance of the organic electroluminescent device.

Abstract: Positioning system with an adjustable clamping force and milling equipment for a rail transit honeycomb workpiece. The positioning system includes a positioning apparatus, including a positioning table to support a workpiece, and a clamping apparatus, including a turntable, which is fixedly disposed on a periphery of the positioning table, a top of the turntable is connected to a mechanical arm, a pressure plate is disposed at an end of the mechanical arm, the pressure plate being capable of cooperating with the positioning table to clamp the workpiece, working regions of all the clamping apparatuses being capable of covering a machining surface of the workpiece, when machining is performed in an intersection region, a clamping apparatus corresponding to the region clamps the workpiece, and when machining is performed in a non-intersection region, a clamping apparatus corresponding to the region dodges, and an adjacent clamping apparatus clamps the workpiece.

Abstract: The present application provides an intersecting procedure processing method, an intersecting procedure processing device, an apparatus and a storage medium. The method, applied to a master node, includes: receiving a secondary node procedure message sent by a secondary node; and determining a service processing procedure according to a scenario of a master node service, a scenario of the secondary node procedure and a preset priority of service scenarios, a handover scenario of the secondary node procedure is determined by the secondary node procedure message.

Abstract: Disclosed is a mutant strain having improved aromatic amino acid production capability as a result of the inactivation or weakening of activity of asparaginase which is expressed by ansB gene.

Abstract: The present invention relates to a delivery contact lens device for delivering cargo molecules. The device comprises cargo molecules and a nanocomposite comprising hydrophilic polymer domains, hydrophobic polymer domains, aqueous pores, and charged boundary double layers, wherein at least 80% of the cargo molecule partitions in the charged boundary double layers formed at the interface of (i) aqueous pores and (ii) either hydrophobic polymer domains or hydrophilic polymer domains, the charged boundary double layers have a surface charge density of 0.005 to 0.5 Coulomb/meter2, and the aqueous pores including the cargo molecules have a low ionic strength of 0.1 to 100 mM, and osmolarity of 200-300 mM. The device retains the cargo molecules within the contact lens in a storage mode under a low ionic strength condition and releases the cargo molecules immediately after being placed in a tear environment with a higher ionic strength.