Abstract: A motor control system and a motor control method are provided. The motor control method includes: coupling a brushless direct current (BLDC) motor of the motor device to the motor controller via at least one wire, wherein the motor controller provides power to the BLDC motor via the at least one wire; and coupling a sensor of the motor device to the motor controller via the at least one wire, wherein the sensor generates sensed data, wherein the sensed data is transmitted to the motor controller via the at least one wire.

Abstract: Provided are a novel boron-containing compound and an electrolyte solution additive for a secondary battery including the same. The electrolyte solution for a secondary battery provided in one embodiment includes the novel boron-containing compound, thereby suppressing the decomposition of an electrolyte solution to improve the capacity and the life characteristics of a battery.

Abstract: Provided is a method of training a neural network model for calculating an uncertainty index, the method including: obtaining a reference answering data set of a plurality of reference users, calculating expected score information of the reference user from the reference answering data set; obtaining actual score information of the reference user; obtaining a training set on the basis of the reference answering data set, the expected score information, and the actual score information, the training set including label information that is defined as a difference between the expected score information and the actual score information; and training a first neural network model for calculating an uncertainty index related to accuracy of the expected score information of the reference user from the reference answering data set using the training set.

Abstract: Some embodiments of the disclosure provide an isolator which includes a body, a first circuit module, and a second circuit module. In some examples, the first circuit module is arranged at a first connecting port of the body and includes a first integrated circuit board, a first shell surrounding the first integrated circuit board, a first signal processing circuit penetrating through the first integrated circuit board, and a joint sleeved on an insulating bushing. The joint partially surrounds the first signal processing circuit. A first end portion of the first signal processing circuit is electrically connected to a first contact element. The second circuit module is arranged at a second connecting port of the body and includes a second integrated circuit board, a second shell surrounding the second integrated circuit board, and a second signal processing circuit extending along a length direction of the second integrated circuit board.

Abstract: The disclosure is related to injection of a serialized set of field values of an unlocking transaction into a locking script, such as for distributed ledge technologies and consensus-based blockchains. A first transaction to validate is received at a node in the blockchain network. The first transaction includes a first script that includes a set of field values of the first transaction and, as a result of being executed, causes the node to obtain a set of field values. A second transaction is obtained, with the second transaction having been validated. The second transaction includes a second script that, as a result of being executed, causes the node to generate a signature based at least in part on the set of field values supplied as a result of execution of the first script. The first transaction is validated by execution of the first script and the second script.

Abstract: The present disclosure provides a method of positioning vertebra in a CT image, an apparatus, a computer device, and a computer readable storage medium. The method includes: pre-processing vertebra CT image data; inputting the pre-processed vertebra CT image data into a pre-trained neural network to obtain regression results of heat maps of key points corresponding to the pre-processed vertebra CT image data; regressing of 3D heat maps corresponding to the positions of the key points of the vertebra mass center based on the regression results of the heat maps of the key points and the pre-processed vertebra CT image data; serving 3D heat maps corresponding to the positions of the key points of the vertebra mass center as labels, and networked regressing 3D heat map information to position the vertebra. Effects caused by scanning machine difference and scanning noise are avoided, and the vertebra with complex forms is accurately positioned.

Abstract: A frameless door for a vehicle is provided. The frameless door includes a fixed glass coupled to a door frame of a vehicle, an elastic member mounted to enclose an upper edge of the fixed glass, a glass run arranged between the fixed glass and a moving glass, and configured to guide upward movement of the moving glass, and configured to seal an inside space of the moving glass, and a division channel configured to accommodate the glass run therein, and configured to fix both the fixed glass and the glass run to the door frame.

Abstract: A transparent plastic integrally molded goblet has a cup-shaped part, a columnar first leg and a disc-shaped first base integrally molded from transparent plastics. The bottom edge of the cup-shaped part extends downwards to form the first leg. The bottom end of the first leg integrally forms the first base. The cup-shaped part has a circumferential wall which encloses the circumference of a first space. The top edge of the circumferential wall forms an annular first ring frame, and the central part of bottom edge of the first base downwards forms a first convex pin. The integral molding of transparent plastics can enhance the appearance integrity of the goblet, the manufacture of the goblet is easy and the product yield is increased.

Abstract: A safe lithium-ion battery and a manufacturing method therefor in which a positive or negative plate contain a redox shuttle agent. A battery positive electrode material is lithium iron phosphate, or a mixture of lithium iron phosphate and one or more of lithium nickel cobalt manganese oxide, lithium manganate, and lithium cobalt oxide, or a mixture of lithium iron phosphate and one or two of lithium manganese iron phosphate and lithium-rich lithium iron oxide. The lithium iron phosphate accounts for more than 60% (mass ratio). In the manufacturing process of an electrode plate (a positive plate or a negative plate), a redox shuttle agent is added as an additive. The additive can start a redox shuttle reaction at a specific voltage to convert redundant electrical energy into thermal energy; continuous charging can be tolerated under a voltage of 3.8-3.95V, thereby improving safety performance of the battery.

Abstract: The present disclosure provides to a method for manufacturing a semiconductor memory device. The method includes receiving a substrate including a cell area and a peripheral area; forming a first bit line structure on a surface of the cell area; depositing a landing pad above the barrier layer and on the top surface of the first bit line structure; removing a top corner of the landing pad to form an inclined surface connecting a top surface of the landing pad to a sidewall of the landing pad; etching the nitride layer of the first bit line structure and the spacer nitride layer from the top opening so as to form a concavity; etching the spacer oxide layer from the concavity to form an air gap; and depositing a silicon nitride layer to seal the air gap.

Abstract: A display device may include a plurality of pixels each including an emission area and a non-emission area. Each of the plurality of pixels may include a via layer on a substrate and including an organic layer, a first alignment electrode and a second alignment electrode on the via layer in the emission area and spaced apart from each other, a first insulating layer on the first and second alignment electrodes of the emission area and including a lyophilic organic material, a first bank pattern and a second bank pattern on the first insulating layer of the emission area and spaced apart from each other, a first bank in the non-emission area and including a liquid repellent organic material, and a light emitting element on the first insulating layer in the emission area.

Abstract: Apparatus and circuits including transistors with different threshold voltages and methods of fabricating the same are disclosed. In one example, a semiconductor structure is disclosed. The semiconductor structure includes: a substrate; an active layer that is formed over the substrate and comprises a plurality of active portions; a polarization modulation layer comprising a plurality of polarization modulation portions each of which is disposed on a corresponding one of the plurality of active portions; and a plurality of transistors each of which comprises a source region, a drain region, and a gate structure formed on a corresponding one of the plurality of polarization modulation portions. The transistors have at least three different threshold voltages.

Abstract: A battery module comprises a fixing component including a plurality of insertion posts, the insertion posts being sandwiched between a plurality of the cells. Further, the cell is provided with a fillet structure on the edges and the insertion post is connected to the fillet structure. According to the battery module, a plurality of removable reinforcement points are provided by a plurality of insertion posts, which do not affect the stacking density of the cells in the battery pack, and increasing the mechanical connection strength of the battery module. The removable design of the battery module and insertion posts solves the maintenance problem of the integrated battery pack and improves the safety of the battery module, featuring high structural strength, integrity and stability. A battery pack can include the battery module and an electric vehicle can include the battery pack.

Abstract: The present invention discloses a disposable negative-pressure anterior chamber Paracentesis syringe which belongs to the technical field of medical supplies. It comprises nine parts, including a needle cap, a Paracentesis syringe, a needle base, an internal needle, a protective cover of the internal needle, an airlock, a needle tube, a collection tube and a collection tube rack. The invention has the advantages that it fixes the Paracentesis syringe during puncture and limits the depth of the needle insertion, releases the aqueous humor slowly to prevent a sudden drop of the intraocular pressure, reduces the risk of the intraocular infection by separating the anterior chamber from outside and the collection tube can collect and store the aqueous humor directly.

Abstract: A refuse vehicle comprising a chassis, a body assembly coupled to the chassis, the body assembly defining a refuse compartment, one or more sensors coupled to the body and configured to provide data relating to the presence of an obstacle within an area near the refuse vehicle, a controller configured to receive the data from the one or more sensors, determine, using an obstacle detector and the data, the presence of an obstacle within the area and initiate a control action, wherein the control action includes at least one of controlling the movement of the refuse vehicle, controlling the movement of a lift assembly attached to the body assembly, or generating an alert.

Abstract: A plasma thruster comprises a cylindrical discharge channel (1), an injector (4), a RF antenna surrounding the discharge channel (1) and a device (3) for generating an axial static magnetic field in the discharge channel (1). The RF antenna is a cylindrical birdcage antenna (2) formed of several electrically conductive parallel legs (10) connected by two end rings (11) including capacitors (12) between adjacent legs (10) in each case. The two end rings (11) with the capacitors (12) are formed on two printed circuit boards (14) to which the legs (10) are attached, said printed circuit boards (14) having a through opening for the discharge channel (1). The antenna maximizes electrical coupling efficiency and provides resulting electromagnetic fields for quasi-neutral plasma acceleration along with the magnetic field effect provided by the externally applied magnetic field.

Abstract: A frameless door for a vehicle and a method for manufacturing the same are provided. The frameless door includes a fixed glass coupled to a door frame of a vehicle, an elastic member mounted to enclose an upper edge of the fixed glass, a glass run configured to guide upward and downward movements of a moving glass with respect to the fixed glass, and a division channel accommodating the glass run therein while the glass run and the elastic member are mounted to the fixed glass, and configured to slidingly move in a vertical direction to fix a location of the fixed glass to the door frame.

Abstract: A mattress cover includes a bottom panel, a top panel, a fixed side panel joined to the bottom panel and an expansion side panel joined to the fixed side panel and to the top panel. A fully separable expansion closure has a first part at an expansion panel upper edge and a second part at an expansion panel lower edge. When the expansion panel closure parts are engaged, the expansion panel is in an unexpanded state to define a first interior volume of the cover and the cover accommodates mattresses of a height in a first range of heights. When the expansion panel closure parts are disengaged, the expansion panel is in an expanded state to define a second interior volume of the cover larger than the first interior volume, and the mattress cover accommodates mattresses of a height in a second range of heights larger than the first range of heights.

Abstract: Novel technical ways of facilitating secured execution of blockchain transactions are presented.

Abstract: Embodiments of the present invention provide systems, devices and methods for improving the performance and range of wireless communication systems. In various embodiments, a wireless and wireline architecture is implemented to allow a channel to more efficiently span physical barriers within the channel. The wireline portion of the channel may leverage pre-existing copper deployed within a building by interfacing copper with north and south transceiver nodes that allow the signal to propagate through a physical structure on the wire itself resulting in significantly less signal degradation compared to the signal having to traverse the physical structure wirelessly.