Abstract: A light emitting diode has a substrate, a group III nitride layer over the substrate for electron supply and n-type ohmic contact formation and a light-emitting multiple-quantum well active region over the group III nitride layer. An electron blocking layer is over the light-emitting multiple-quantum well active region, the electron blocking layer has a periodic structure made of a AlxGa1?xN barrier layer and a AlyGa1?yN well layer and a laminate comprising an Alx?Ga1?x?N layer of thickness b1, an Al-composition downgraded Alz?Ga1?z?N layer of thickness b, and an Aly?Ga1?y?N layer of thickness b3, where b is greater than each of b1 and b3. A p-contact layer is positioned above the electron blocking layer and a p-contact pad is positioned above the p-contact layer.

Abstract: A method and system for simultaneously measuring multiple DOF GEs by a laser. The system comprises a measuring unit and a target mirror unit; the measuring unit comprises a laser emitting module, a polarizing beam splitter, a fixed reflector, a first ?/4 wave plate, a second ?/4 wave plate, a first polarizer, a first photodetector, an interference length measuring module and a 2D angle measuring module. The target mirror unit comprises a beam splitter and a reflector. The laser emitting module generates an emitting light L1. The polarizing beam splitter is used for (1) beam splitting, (2) beam combining, and (3) beam separating. The fixed reflector is used for reflecting backward the reference light L12 propagating only inside the measuring unit to return the reference light L12 to the polarizing beam splitter.

Abstract: Disclosed are an information providing method and system. In an embodiment, the method includes: acquiring product data and/or historical operation data; determining at least one feature description tag of an industrial product based upon the product data, and taking the at least one feature description tag of the industrial product as a feature of the industrial product; and/or determining at least one feature description tag of a user based upon the historical operation data, and taking the at least one feature description tag of the user as a feature of the user. The method further includes sending the feature of the industrial product and/or the feature of the user to a human-machine interactive device for display on a human-machine interactive interface. An embodiment further provides a reference suggestion for operative control of the industrial product by the user.

Abstract: This application discloses a watchband clasp, a watchband, and a wearable device. The watchband clasp (1000) includes a first fastener (1), a second fastener (2) rotatably mounted on the first fastener (1), a cover plate (3) rotatably mounted at an end that is of the second fastener (2) and that is away from the first fastener (1), a hook member (4) slidably mounted on the cover plate (3), and an elastic member (5) mounted between the cover plate (3) and the hook member (4). The elastic member (5) can enable the hook member (4) to maintain a clamped state with an inner wall of a hook hole (11). The cover plate (3) is provided with a first accommodation slot (35) used to accommodate the first fastener (1) and the second fastener (2).

Abstract: A power disconnect switch may include a first terminal configured to couple to a boost converter output and a second terminal configured to couple to a load. A comparator may include a first input terminal configured to couple to a source input, a second input terminal configured to couple to the boost converter output, and a first output terminal configured to output a signal indicating a condition of the boost converter output being less than or equal to the source input. A control circuit may include an input terminal coupled to the first output terminal of the comparator and a second output terminal coupled to the power disconnect switch. The control circuit may be configured to open the power disconnect switch in response to receiving the signal indicating the condition.

Abstract: The disclosure relates to a monitoring system and to a method for monitoring passenger conveyor systems. The monitoring system has at least one hazard analysis module, an interaction module, a control module and at least one movement detection module, which are connected to one another via a data network. As soon as the hazard analysis module detects a critical situation in a movement sequence image of the movement detection module, the hazard analysis module sends a warning signal to the interaction module and the control module, wherein, directly after the warning signal is received, the movement sequence image correlating to the warning signal is reproduced on a screen of the interaction module and the control module initializes a change in the drive operation for the passenger conveyor system associated with the warning signal. Monitoring staff can suppress or cancel the change in the drive operation by actuating an input device.

Abstract: This document provides methods and materials involved in treating cardiovascular conditions such as calcific aortic valve stenosis. For example, methods and materials for using sGC agonists or a combination of sGC agonists and PDE5A inhibitors to reduce calcification of heart valves and/or vessels or to slow progression of aortic sclerosis to calcific aortic valve stenosis are provided.

Abstract: Provided A gate drive circuit includes: a first frame start signal line and a cascade circuit. The first frame start signal line is connected to a first input terminal of the cascade circuit, configured to transmit a first frame start signal to the cascade circuit in a first display stage. The cascade circuit includes shift registers. Each shift register is connected to a clock signal line. An output terminal of each shift register is connected to a writing module in a pixel drive circuit. The cascade circuit is configured to output first scanning signals stage by stage according to the first frame start signal and a clock signal from the clock signal line. The effective level of the first frame start signal in one period overlaps with a plurality of pulse signals of the clock signal. The first scanning signal includes a plurality of scanning pulse signals in one period.

Abstract: A fastening assembly comprises: a pressing plate, a base and a rotating shaft; wherein the pressing plate is rotatively connected to the base by the rotating shaft, the pressing plate and the base are enclosed to form a passage to accommodate the first connecting strap; and a press-fit protrusion is provided on the pressing plate to press the first connecting strap in the passage; a first snap-fit part is provided on the pressing plate, and a second snap-fit part is provided on the base, fit into each other to form the snap-fit connection.

Abstract: The present disclosure provides a radar layout method applied to bird invasion detection, including the following steps: dividing an environment to be laid out into regions, acquiring environment parameters of each region, and setting radar layout parameters of each region; determining a key region of bird invasion by means of calculation according to the environment parameters of each region, and determining a radar layout evaluation value for each region by means of calculation according to the radar layout parameters of each region; determining, based on the key region of bird invasion and the radar layout evaluation value for each region, a radar layout region to be optimized; and determining a fitness function of a genetic algorithm based on the radar layout parameters of the radar layout region to be optimized, and performing genetic algorithm iteration by using the fitness function until a preset optimization condition is reached.

Abstract: The invention discloses a folding frame, including a fixed support rod, a transverse folding rod and a vertical folding rod; the number of the fixed support rods is four, the four fixed support rods are parallel to each other and are distributed in a rectangular shape, two ends of the two fixed support rods in the same transverse plane are both connected to a transverse folding rod, and two ends of the two fixed support rods in the same vertical plane are both connected to a vertical folding rod. The invention also discloses a storage cabinet, including a folding frame, a drawer and a cover plate; the drawer is disposed inside the folding frame for providing a storage space; the cover plate is removably mounted on top of the folding frame.

Abstract: A display device and a display method are provided. The display device includes: a driving circuit; a first control circuit configured to, in response to a selection signal from the driving circuit being at a first level, send a first data signal to the driving circuit via the first data line so that the driving circuit drives the display panel to display in a first display mode; and a second control circuit configured to, in response to the selection signal being at a second level, send a second data signal to the driving circuit via the second data line so that the driving circuit drives the display panel to display in a second display mode. A display power of the display panel in the first display mode is greater than that in the second display mode.

Abstract: A wearable device (100) includes a body (1) and a detection electrode (21). The body (1) includes an electrocardiosignal collection circuit (11), and an inner electrode (12) and an outer electrode (13) that are electrically connected to the electrocardiosignal collection circuit (11). The inner electrode (12) is configured to collect an electric potential signal of a first wearing position (200), and the outer electrode (13) is configured to collect an electric potential signal of a non-wearing position (300). The detection electrode (21) can move relative to the body (1), and the detection electrode (21) is configured to electrically connect to the electrocardiosignal collection circuit (11) and collect an electric potential signal of a second wearing position (400). The non-wearing position (300) and the second wearing position (400) are different from the first wearing position (200). The wearable device (100) can measure electrocardiosignal data in time.

Abstract: The present disclosure provides a display substrate, a driving method thereof and a display device. The display substrate includes n rows of sub-pixels; each sub-pixel in a first row to an i-th row of sub-pixels includes a first sub-pixel driver circuit, each sub-pixel in a (i+1)-th row to an m-th row of sub-pixels includes a second sub-pixel driver circuit, each sub-pixel in a (m+1)-th row to an n-th row of sub-pixels includes a third sub-pixel driver circuit. The first sub-pixel driver circuit includes a first capacitor storage unit, the second sub-pixel driver circuit includes a second capacitor storage unit, and the third sub-pixel driver circuit includes a third capacitor storage unit. A capacitance of the first capacitor storage unit is smaller than a capacitance of the second capacitor storage unit; the capacitance of the second capacitor storage unit is smaller than a capacitance of the third capacitor storage unit.

Abstract: A wearable electronic apparatus includes a body and a band. The body includes a shaft hole, and the band includes a connection part, two spring bar pins, two first springs, a button, two second springs, and a cover. The connection part includes an accommodation cavity, and the accommodation cavity includes two first openings and one second opening. Each spring bar pin is slidably disposed in the accommodation cavity at the first opening. Each spring bar pin includes a matching end and a mounting end that are opposite to each other. The matching end is configured to cooperate with the button, and the mounting end is configured to be accommodated in the shaft hole.

Abstract: An apparatus and a method of controlling display, and a display device are provided, which is applicable to a field of display. The apparatus includes: a first control circuit configured to, in response to an instruction being detected, control a display device to enter a display transition period, allow a first control signal to be at an active level at a first predetermined time of the display transition period, and allow a second control signal to be at an inactive level at a second predetermined time of the display transition period; and a display circuit configured to, in response to a detection that the second control signal is at the inactive level, control the display device to display in the second display mode according to the first control signal during a display period, where the second control signal controls the display device to display in the first display mode.

Abstract: A material transferring method includes: controlling a first robot transferring materials to move to a first entrance of the M entrances; and controlling the first robot to place a first quantity of materials at the first entrance, the first quantity being less than or equal to a second quantity. The first entrance is one of the M entrances that is in an idle state. The second quantity is a total quantity of materials to be placed on the conveyor line by the first robot.

Abstract: Disclosed is a connector including: an insulating seat provided with an accommodating cavity and including a first end and a second end that are disposed opposite in a first direction, in which the first end of the insulating seat is provided with a socket, the second end of the insulating seat is provided with a boss, and the boss is provided with a first opening in communication with the accommodating cavity; a conductive terminal disposed in the accommodating cavity; and a cover plate embedded in the first opening, configured to fix the conductive terminal, and provided with at least two limiting structures that abut a side of the boss facing the first opening and are disposed opposite in a second direction, the first direction intersecting the second direction.