Abstract: A field-effect transistor (FET) device having a modulated threshold voltage (Vt) includes a source electrode, a drain electrode, a channel region extending between the source electrode and the drain electrode, and a gate stack on the channel region. The gate stack includes an ultrathin dielectric dipole layer on the channel region configured to shift the modulated Vt in a first direction, a high-k (HK) insulating layer on the ultrathin dielectric dipole layer, and a doped gate metal layer on the HK insulating layer configured to shift the modulated Vt in a second direction.

Abstract: The present disclosure discloses a high-temperature aerogel heat insulation coating, preparation equipment and a use method for the preparation equipmen. A supporting leg frame is arranged on the outer side wall of the reaction tank; a storage cavity is formed in the upper outer box; a dispersing shaft is arranged in the storage cavity; dispersing blades are installed on the dispersing shaft; a dispersing motor and a material guiding pipe are arranged outside the upper outer box; an unloading mechanism is arranged under the reaction tank; and an exhaust hole and a feeding hole are formed in the outer part of the reaction tank.

Abstract: A method for adjusting the display of a terminal provided with an under-screen image capturing device includes adjusting the brightness of the display above the under-screen image capturing device. First display brightness within a first display region is detected and second display brightness within a second display region is detected when a display screen of a terminal is displaying an image. Grayscale brightness within the first display region is adjusted based on the first display brightness and the second display brightness to allow adjusted grayscale brightness within the first display region to be consistent with grayscale brightness within the second display region.

Abstract: This application relates to the field of communication technologies, and discloses a polar coding/decoding method and apparatus, to improve sequence lookup efficiency. The method includes: obtaining a first sequence from a polar code construction sequence table based on a coding parameter, where the polar code construction sequence table includes at least one coding parameter and at least one sequence corresponding to the at least one coding parameter, the coding parameter is mapped to the sequence in a one-to-one manner, the first sequence is one of the at least one sequence; and selecting serial numbers of K polarized channels from the first sequence based on a rate matching scheme and/or a reliability order, placing to-be-coded bits based on the selected serial numbers of the K polarized channels, and performing polar coding, to obtain a coded bit sequence.

Abstract: A plurality of memory cells in a cross-point array in which the memory cell stacks in the cross-points include a switch element, a conductive barrier layer, and a confined cell structure in series, and having sides aligned within the cross-point area of the corresponding cross-point, the confined cell structure including surfactant spacers within the cross-point area having outside surfaces on a pair of opposing sides of the stack, and a body of programmable resistance memory material confined between inside surfaces of the surfactant spacers. The memory cells can be operated as multi-level cells in a 3D array.

Abstract: A kitchen air-conditioning system comprises a air-conditioning assembly and a range hood assembly; the air-conditioning assembly comprising a compressor, a first heat exchanger and a second heat exchanger which are connected with each other through a plurality of refrigerating medium pipes; and the air-conditioning assembly has a fresh air inlet and a fresh air outlet, the fresh air coming from the fresh air inlet is divided into two paths; the fresh air entering the first heat exchanger flows into the kitchen through the fresh air outlet, and the fresh air entering the air intake area cools the third heat exchanger in the range hood assembly and is then exhausted to the outside through the range hood, which is helpful to reduce the intake-air temperature of the second heat exchanger, thereby improving the energy efficiency of the air conditioner.

Abstract: An electronic device includes a host controller. The host controller splits a to-be-displayed image into at least two sub images, where each sub image and an adjacent sub image thereof include at least one column of overlapping image pixels. The host controller sends the at least two sub images to at least two display drive circuits, so that the at least two display drive circuits can jointly drive a display screen to display the to-be-displayed image in a sub pixel rendering (SPR) manner.

Abstract: A bank card adding method includes receiving, by a first terminal, a bank card adding request, establishing, by the first terminal, a peer-to-peer wireless communication connection to a second terminal, sending, by the first terminal, a request for obtaining bank card data to the second terminal, receiving, by the first terminal, the bank card data sent by the second terminal, obtaining, by the first terminal, bank card account information based on the bank card data, and sending, by the first terminal, a card issuing request to a first server to add a bank card to the first terminal, where the card issuing request includes the bank card account information.

Abstract: Provided is a method for preparing a diol. In the method, a saccharide and hydrogen as raw materials are contacted with a catalyst in water to prepare the diol. The employed catalyst is a composite catalyst comprised of a main catalyst and a cocatalyst, wherein the main catalyst is a water-insoluble acid-resistant alloy; and the cocatalyst is a soluble tungstate and/or soluble tungsten compound. The method uses an acid-resistant, inexpensive and stable alloy needless of a support as a main catalyst, and can guarantee a high yield of the diol in the case where the production cost is relatively low.

Abstract: A light sensor and its calibration method are provided. The light sensor includes a light source, a sensing sub-pixel, and a control circuit. The light source emits a sensing light beam. The sensing sub-pixel includes a diode, a quenching resistor, and a time-to-digital converter. The diode has a first terminal coupled to an operation voltage. The quenching resistor is coupled between a second terminal of the diode and a ground voltage. The time-to-digital converter is coupled to the second terminal of the diode. The control circuit is coupled to the sensing sub-pixel and calibrates a sensing sensitivity of the sensing sub-pixel according to at least one of a photon detection probability, an internal gain value, and a resistance value of the quenching resistor corresponding to the diode of the sensing sub-pixel, so that the sensing sub-pixel generates a single-photon avalanche diode sensing signal only when receiving the sensing light beam.

Abstract: A connection member includes a first region, a second region, and a third region, where a number of conductive layers in the second region is greater than a number of conductive layers in the first region and is greater than a number of conductive layers in the third region, a first layer, which is an uppermost layer of the second region, extends to the third region, a second layer, which is a lowermost layer of the third region, extends to the second region, and a side portion of the second region at a boundary between the second region and the third region is covered by the first layer and the second layer.

Abstract: A color substrate and a display device including the same. The color substrate includes: a substrate including first and second pixel regions spaced apart from each other, and a light shielding region between the first and second pixel regions; a first color conversion layer over the first pixel region and configured to convert incident light into first color light; a second color conversion layer over the second pixel region and configured to convert the incident light into second color light; and a retroreflective layer over the light shielding region and configured to retroreflect incident light through the first and second color conversion layer.

Abstract: The present application discloses a three-steering gear direct-drive coaxial rotor system and a control strategy, and belongs to the technical field of helicopter structures. The system includes an upper rotor power module, an upper rotor assembly, an upper tilting mechanism, a driving steering gear group assembly, a lower tilting mechanism, a lower rotor assembly, a lower rotor power module, an upper fixing mast, and a lower fixing mast. According to the present application, three steering gears directly drives an upper-layer swashplate and a lower-layer swashplate, to make cyclic pitch and add-subtract collective pitch on rotors. The synchronous tilting mechanism of the present application provides a flexible design solution for the characteristic of cyclic pitch phase angle offset of the rotors gear.

Abstract: A backlight module includes a light bar, a light guide plate located on a light exit side of the light bar, a reflective strip, and at least two cushion pads. The light guide plate includes a first side surface away from the light bar. The reflective strip is attached to the first side surface. Each cushion pad includes a first positioning portion and an avoiding portion. An orthographic projection of the reflective strip on the first side surface is located outside an orthographic projection of the first positioning portion on the first side surface, and is partially overlapped with an orthographic projection of the avoiding portion on the first side surface. The first positioning portion is in surface contact with a portion of the first side surface that is non-covered by the reflective strip. The avoiding portion and the reflective strip have a first interval therebetween.

Abstract: A power supply output device converts an input from a DC-DC converter into a bipolar voltage output that is supplied to a gate driver circuit driving a power switch. The power output supply device includes a clamping circuit that sets the voltage values of the bipolar voltage output at a predetermined voltage through switching of one or more switching elements. The power supply output device allows shunting of a high current on the negative side so that the required bipolar voltage output is reached very rapidly.

Abstract: The present disclosure relates to a headlamp optical element comprising a light collecting part, a light emitting part and a reflecting part connected in sequence. The reflecting part comprises a low beam or high beam cutoff line structure. The end of the light collecting part comprises an outer contour surface and a concave cavity including a cambered front light incident surface and a lateral light incident surface that is curved with a smaller circumference closer to the reflecting part. The outer contour surface is curved with a larger circumference closer to the reflecting part. A lower portion of the light collecting part is provided with a region III light-shape forming structure, wherein part of light converged can be emitted from region III and under the reflecting part in sequence forming a light-shape of a low beam region III. The headlamp optical element is simple, compact, and lighter in weight.