Abstract: Laminated vehicle glass structures included embedded piezoelectric exciters for sound generation. The piezoelectric exciters are embedded at least partially within the laminating materials and are offset relative to a centerline longitudinally extending between the opposing glass panels. Also disclosed are processes for forming the laminated glass structures. The laminated glass structures can be utilized about the vehicle anywhere sound generation is desired, e.g., passenger windows, fixed or sliding roofing systems, front windshield, rear windshield, side windows, rear quarter glasses, and the like. The piezoelectric exciters act as a diaphragm to produce sound upon vibration.

Abstract: Disclosed are a DC arc detection method based on mathematical morphology and pattern recognition. The method includes: selecting characteristic bands; extracting energy proportions, in each characteristic band, of a basic value component and/or a fluctuation component of an electrical quantity spectrum in an arc fault state and a normal working state; establishing and training an arc detection pattern recognition model; acquiring an electrical quantity of a DC power system in an operating state; extracting the energy proportion, in each characteristic band, of the basic value component or the fluctuation component in the electrical quantity spectrum in the operating state; and inputting the energy proportion in each characteristic band and working state data of the DC power system in the operating state into the arc detection pattern recognition model for determination.

Abstract: A pixel driving circuit is configured for driving a light-emitting unit to emit light. The pixel driving circuit includes a first driving transistor and a current compensation circuit. A first electrode of the first driving transistor is connected to a first power terminal, a second electrode thereof is connected to a first electrode of the light-emitting unit, and a gate electrode thereof is connected to a first node. The current compensation circuit and the first driving transistor are connected in parallel between the first power terminal and the first electrode of the light-emitting unit, and the current compensation circuit is configured to provide, in response to a control signal, a driving current to the light-emitting unit through the first power terminal.

Abstract: A dual drive gear shift assembly for a vehicle gearbox such as an automotive transfer case is depicted and described. Certain features and functions previously carried out by multiple parts in past devices are combined in single components in the dual drive gear shift assembly, furnishing a reduced quantity of overall parts and a reduction in overall weight. The dual drive gear shift assembly, per certain implementations, can include a shift cam housing, a sensor plate, a dual drive gear, and a thrust washer, among other possible components. The sensor plate and dual drive gear can be attached together, and one or more tabs of the thrust washer can be received in one or more complementary slots of the shift cam housing.

Abstract: A method for power distribution in an electricity-hydrogen hybrid energy storage system in a microgrid method includes: decomposing a current operating power of a microgrid into a to-be-smoothed power and a grid connection power; distributing the to-be-smoothed power according to a current SOC value of the electrochemical energy storage system and a current SOH value of the hydrogen energy storage system with a goal of minimizing operating costs to obtain a first optimal charge/discharge power required for controlling the electrochemical energy storage system to operate and a second optimal charge/discharge power required for controlling the hydrogen energy storage system to operate; and adjusting an SOC state of the electrochemical energy storage system according to a protection strategy determined by the to-be-smoothed power, a preset SOC operating range of the electrochemical energy storage system, and the current SOC value, while controlling an overall operating status of the microgrid.

Abstract: The present invention discloses a photosensitive resin, which includes a precursor containing active functional groups, a precursor containing thiol groups, and a light-activated catalyst. The active functional groups are selected from aldehyde groups, carbonyl groups, or hindered unsaturated double bonds. The present invention also discloses a method for closed-loop recycling and circular 3D printing of the photosensitive resin, which includes the following steps: the photosensitive resin is irradiated by the light source of a photopolymerization 3D printing device to obtain a 3D printed product; the 3D printed product to be recycled is dissolved, and after dissolution, depolymerization occurs to generate oligomers or monomers with terminal groups of thiol and active functional groups. A neutralizing reagent is then added to form the recycling system; the light-activated catalyst is reintroduced into the recycling system, and a new photosensitive resin is prepared for circular 3D printing.

Abstract: The present disclosure discloses an optical signal receiving apparatus, an optical line terminal, an optical signal receiving system, an optical signal receiving method, and a computer-readable storage medium. The optical signal receiving apparatus is configured to receive optical signals at multiple speeds, and includes: a filter and at least one detector; the filter is disposed following an amplifier, filter characteristics of the filter are configured according to a preset wavelength range, and the filter is configured to filter out noise in optical signals amplified by the amplifier and perform wavelength division processing on the optical signals to obtain at least one optical signal corresponding to the preset wavelength range; and the at least one detector is configured to convert the at least one optical signal into an electrical signal.

Abstract: A semiconductor device including one or more support structures for supporting a semiconductor-die stack having a region that overhangs a substrate. In an example embodiment, the support structures may be implemented using suitably shaped pieces of relatively thick round or ribbon wire attached to metal pads on the substrate. During the encapsulation operation, the one or more support structures may counteract a bending force applied to the semiconductor-die stack by a flow of the molding compound. At least some embodiments may beneficially be used, e.g., to enable high-yield fabrication of devices having sixteen or more stacked memory dies.

Abstract: An array substrate, a display panel and a display apparatus are provided in the present application, wherein the array substrate includes a gate driving circuit and a detection signal line, the gate driving circuit includes a shift register group and a virtual register, the shift register group includes N shift registers arranged in cascade, the virtual register is cascaded to the shift register at an N-th stage, and the detection signal line is electrically connected to an output end of the virtual register. The shift register at a last row can be isolated from the detection signal line by means of the virtual register, thereby reducing the display difference of the last row or several rows of light-emitting elements with respect to the light-emitting elements at other rows, and improving the display uniformity of the display panel.

Abstract: A display panel and a display device are provided. The display panel includes: The display panel includes first line segments, second line segments, and pixel circuits. At least one end of one first line segment is a cut-off end. Two ends of one second line segment are non-cut-off ends. One second line segment is electrically connected to one corresponding pixel circuit. The display panel has a first area and a second area. The first area is located on a side of the second area close to an edge of the display panel. The pixel circuits are disposed in the second area; and the first line segments are located in the first area.

Abstract: The present application provides a display panel and a display apparatus, wherein the display panel includes a pixel circuit, the pixel circuit includes an amplitude modulation subcircuit and a pulse width modulation subcircuit, the display panel also includes a substrate, a voltage division signal line, and a first constant voltage signal line, the voltage division signal line is located at a side of the substrate, the voltage division signal line extends along a first direction, the first constant voltage signal line is located at the side of the substrate, the first constant voltage signal line extends along a second direction and transmits a high potential voltage to the pulse width modulation subcircuit, and the first direction intersects with the second direction, wherein a plurality of the first constant voltage signal lines are electrically connected to a plurality of the voltage division signal lines.

Abstract: A modular multifunctional pelvic fixation hemostatic device is provided, the device includes a fixing strap, a lock catch, an auxiliary fixing assembly, a hemostatic assembly, a press inflator, a perineal pocket, a hemostatic excipient pad and an auxiliary compressing assembly, a patient pelvic position is fixed through the fixing strap and the lock catch, and stability of the fixing strap in the pelvic position is improved through the auxiliary fixing assembly, thus avoiding a movement of the fixing strap during patient transporting and dragging. Great vessels in a junctional area are effectively compressed through the hemostatic assembly, thus ensuring a compression hemostasis effect of the great vessels. The hemostatic excipient pad is in full contact with a wound of the patient through the auxiliary compressing assembly, thus covering and dressing bone protrusions and bone depressions of the patient, and achieving integrated pelvic fixation, wound hemostasis, and dressing.

Abstract: Robotic systems can be capable of collision detection and avoidance. A medical robotic system can include a first kinematic chain and one or more sensors positioned to detect one or more parameters of contact with one or more portions of the first kinematic chain. The medical robotic system can be configured to cause adjustment of a configuration of the first kinematic chain from a first configuration to a second configuration based on a constraint determined from the one or more parameters of contact with the first kinematic chain detected by the one or more sensors.

Abstract: Disclosed is a single-machine multi-station linkage press machine, including a press machine and cleaning devices. A bearing table is configured on the press machine, a plurality of bottom dies are arranged on the bearing table, a down pressure plate is guided and slidably arranged on the bearing table, a plurality of punching heads adapted to the bottom dies are arranged on the down pressure plate, upward dust-blowing purging holes are arranged on each bottom die, and a detection unit for detecting raised dust are arranged on each bottom die. The present disclosure may perform simultaneous punching operations on multiple-station dies while automatically cleaning the die cavities and the punching heads and removing dust and particulate matter generated by metal deformation, further preventing damage to the dies caused by particle accumulation during continuous punching processes, and achieving reduced production costs and enhanced production efficiency.

Abstract: Methods and apparatus for transmitting wireless signals using multiple transmit chains that share hardware components to reduce transmitter circuit area. One example transmitter circuit for wireless communications generally includes a first transmit chain and a second transmit chain. The first transmit chain and the second transmit chain share a digital-to-analog converter (DAC). For certain aspects, the first transmit chain and the second transmit chain may also share a frequency synthesizer and/or a baseband processor.

Abstract: In the context of an electronic storage device such as a solid-state drive, a heat-mitigating enclosure includes one or more thermal conduction inhibitor interposed in the respective top or bottom enclosing structure and positioned between a relatively high-temperature electronic component such as an ASIC controller and/or PMIC of a corresponding PCB and a relatively low-temperature electronic component such as NAND memory. Such a thermal conduction inhibitor may include one or more through-hole through the enclosure structure and/or a recess extending into the enclosure structure, with or without a low thermal conductivity material embedded therein.

Abstract: This system and method described herein provide for efficient monitoring of machine learning models in a data warehouse toolset integrated with a cloud platform. Computation of statistics and anomalies for training data and serving data for the machine learning models may be distributed across physical shards in the data warehouse. Computed results may be converted to a format compatible with external platforms. Model monitoring may be supported using table valued functions (TVFs) to compute descriptive statistics of data and to compute the feature distribution difference between two different pieces of data, a scalar function to validate statistics, and an internal task handler to parse monitoring statistics results and save it as a job to make it visualizable.

Abstract: Embodiments of the disclosure provide an ultrasound beamforming method and device. The method includes: obtaining channel data of a target tissue; and processing the channel data using at least two different ultrasound beamforming methods to obtain image data of the target tissue corresponding to the different ultrasound beamforming methods, where the at least two different ultrasound beamforming methods are different in at least one of principle, step, and parameter.

Abstract: This application discloses a channel sounding method and a communication apparatus. One example method includes: generating, by a first access point, a construction frame, wherein the construction frame indicates a second access point to perform channel sounding, the construction frame comprises identifier information of the second access point, identifier information of at least one station, and a first sounding dialog token number, the at least one station is associated with the first access point, and the first sounding dialog token number is used to identify the construction frame; and sending, by the first access point, the construction frame.

Abstract: A directional sound system includes a base member with at least one pane element fixed to the base member. The base member includes a base surface. An exciter is fixed to the at least one pane element and includes an exciter surface. An adhesive isolation ring is applied between the at least one pane element and the base member. A predetermined thickness of the adhesive isolation ring creates a gap between the base surface of the base member and the exciter surface. The at least one pane element is positioned on the base surface of the base member. The exciter when energized generates a directional signal.