Abstract: The array substrate includes: a base substrate including a display region and a peripheral region; a plurality of data signal lines; a plurality of touch signal lines; a driving chip, where the peripheral region includes a fan-out region, the fan-out region includes a first sub-region and a second sub-region, and the first sub-region is closer to the display region than the second sub-region; the array substrate further includes a plurality of data signal leads located in the fan-out region and a plurality of touch signal leads located in the fan-out region; the data signal lead includes a first data signal sub-lead located in the first sub-region and a second data signal sub-lead located in the second sub-region, and the touch signal lead includes a first touch signal sub-lead located in the first sub-region and a second touch signal sub-lead located in the second sub-region.

Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate, sub-pixels, signal lines and signal line connection lines. The base substrate includes a first region and a second region, and a number of the sub-pixels along a first direction in the first region is larger than a number of the sub-pixels along the first direction in the second region. The signal line connection lines are electrically connected with the signal lines located in the second region. The display substrate further includes overlapping traces disposed at intervals and located in a layer different from that of the signal line connection lines. An orthographic projection of at least one of the signal line connection lines on the base substrate is completely within an orthographic projection of at least one of the overlapping traces on the base substrate.

Abstract: A display apparatus, and a display panel and a manufacturing method therefor. The display panel includes a driving backplane and a plurality of light-emitting modules on one side of the driving backplane, the driving backplane is provided with a pixel region including a central region and n offset regions, and n is a positive integer. Each light-emitting module includes a plurality of light-emitting units, and each light-emitting unit includes a corresponding light-emitting device and a corresponding converging lens; in any light-emitting unit of an offset region, the center of a light-emitting device is offset to the side of the center of a converging lens away from the central region, so as to obtain an offset amount and an offset direction; the offset amounts of light-emitting units of a same offset region are the same; the offset directions of light-emitting units of a same light-emitting module are the same.

Abstract: Provided is a display panel, including: a substrate, a light-emitting structure, a light-shielding layer, and a cover plate. The substrate includes a display region and a bezel region. The bezel region surrounds the display region. The light-emitting structure is disposed on the substrate. The light-shielding layer is disposed on the substrate where the light-emitting structure is disposed, and the light-shielding layer is disposed in the bezel region. The cover plate is disposed on a side, distal from the substrate, of the light-light-shielding layer, and the cover plate includes a first plate body disposed in the display region and a second plate body extending from the first plate body to the bezel region. An orthographic projection of the second plate body on the substrate is within an orthographic projection of the light-shielding layer on the substrate.

Abstract: An operation control method suitable for a fire extinguishing system of an extra-high voltage converter station is provided. The method includes: after an upper computer control system receives a sound-light alarm signal, an alarm position signal, and a switch position dividing signal, starting a spray range prediction analysis subsystem for a fixed fire monitor; determining, by the spray range prediction analysis subsystem for the fixed fire monitor based on an external wind direction and an external wind speed, whether a range of a fire monitor effectively covers an entire area of a converter transformer; and if yes, automatically presetting a first fire monitor to which a first compressed air foam generation subsystem belongs and a second fire monitor to which a second compressed air foam generation subsystem belongs; or if no, replacing a fire monitor with a mobile fire-fighting robot to extinguish a fire.

Abstract: The present disclosure relates to an electric motor cooling arrangement including an end oil spray assembly arranged at both ends of a stator of an electric motor, being used to spray cooling oil towards a winding head of the stator to cool the winding head, and a water cooling assembly arranged to surround at least the core part of the stator, wherein cooling water circulates in the water cooling assembly to cool the core part of the stator.

Abstract: A pixel structure, a driving method thereof, a display panel, and a display apparatus are provided. The pixel structure includes: a plurality of pixel rows and a plurality of pixel columns. Each pixel row includes: sub-pixels of four different colors. The plurality of pixel columns include: a plurality of first pixel columns and a plurality of second pixel columns arranged alternately. Each of the first pixel columns includes: sub-pixels of three of the four different colors. Each of the second pixel columns includes: sub-pixels of another color other than the three of the four different colors.

Abstract: A head-up display includes a picture generation unit and a first lens. The picture generation unit is configured to output a first light ray and a second light ray. The first light ray is used to output and display a first picture, and the second light ray is used to output and display a second picture. When the first lens is at the first position, the first light ray and the second light ray do not pass through the first lens. When the first lens is at the second position, the first light ray passes through the first lens. The head-up display can implement switching between a single image plane and a plurality of image planes.

Abstract: Disclosed is a flexible filter spectral camera. A flexible filter module includes N flexible filter units corresponding to N different wavebands, respectively, where N is a positive integer greater than or equal to 2. A CMOS (Complementary Metal Oxide Semiconductor) module is used to convert incident light into a digital signal. Any one of the N flexible filter units can be switched to a preset position to filter light emitted from a lens and transmit light at a corresponding waveband to the CMOS module. The preset position is between the lens and the CMOS module. An image processor is connected to the CMOS module and is used to convert the digital signal into an image. In accordance with the present disclosure, precision imaging of the lens is achieved, the overlapping accuracy and imaging quality of the images are improved, and meanwhile, the processing efficiency for overlapped images is improved.

Abstract: The present application relates to a box, a battery and an electrical apparatus. The box is provided with an accommodating cavity for accommodating a battery cell, and a top surface facing away from the accommodating cavity. The top surface of the box is provided with a first region, a second region and a sealing region between the first region and the second region, the sealing region surrounds the first region, the sealing region is configured to mount a sealing member, the second region is configured with a hanging portion, and the battery is mounted to an external device via the hanging portion such that the sealing member is in contact with the external device. The sealing region and the second region (hb) are coplanar.

Abstract: An interferometric displacement measurement system and method based on phase modulation of polarized light of micro probe are provided. An electro-optic phase modulator is used to perform sinusoidal phase modulation on a light beam emitted by a semiconductor laser to obtain an adjusted light beam. The adjusted light beam is divided by a polarization beam splitter to generate a reference light beam and a measurement light beam. The two light beams are respectively reflected by a built-in reflection surface of a micro probe and a target mirror, and transmitted to a polarization-maintaining fiber circulator. The reference light beam interferes with the measurement light beam at a fiber optic polarization element to generate an interference light signal. A photodetector converts the interference light signal into an interference electrical signal, and the interference electrical signal is demodulated by a signal demodulator to obtain a displacement value of the target mirror.

Abstract: Provided in the present invention are an insulated gate bipolar transistor with a super junction structure, and a preparation method therefor.

Abstract: This application relates to a box, a battery, and an electric apparatus. The box has an accommodating cavity for accommodating a battery cell and a top surface facing away from the accommodating cavity; a first region and a second region are formed on the top surface of the box. The second region surrounds the first region, the second region is constructed with multiple mounting portions, and the battery is mounted to an external apparatus through the mounting portions. A distance between geometric centers of orthographic projections of every two adjacent mounting portions in the second region is 80 mm-500 mm.

Abstract: The present application discloses an electronic device including a housing, support plates and a display panel. The housing is recessed inward to form one or more clearances penetrating the housing along a first direction. A number of the support plates is at least two, and one clearance is correspondingly arranged below adjoining parts of two adjacent support plates. The support plates are configured to support the display panel. The display panel is switchable between a folded position and an unfolded position. When the display panel is in the unfolded position, first surfaces of the support plates that abut against the display panel are flush.

Abstract: A trusted anonymous voting method includes: performing a hash operation on original voting content to obtain a hash output including a commitment value cvi; blinding the commitment value cvi based on information of other voters to obtain commitment value tuples {tilde over (c)} and {tilde over (x)}; signing the commitment value tuple {tilde over (c)} by using an ESDSA to obtain a signature tuple {tilde over (s)}; and establishing a vote tuple ({tilde over (c)}, {tilde over (s)}, {tilde over (d)}) based on the commitment value tuple {tilde over (c)}, the signature tuple {tilde over (s)} and a signature tuple {acute over (d)} of other voters, and uploading the vote tuple (?, ?, {acute over (d)}) and the commitment value tuple {tilde over (x)} to the blockchain, where signature tuple {tilde over (d)} is generated in a case that other voters verify the signature tuple {tilde over (s)} and the signature tuple {tilde over (s)} passes the verification, and the commitment value tuple {tilde over (x)} is used to decry

Abstract: An intelligent pesticide spraying robot self-adaptive to terrain of mountain land is provided. Walking mechanisms are respectively connected to both side ends of a chassis. A pesticide spraying mechanism includes rotary drive mechanisms respectively connected to both sides of the rear end of the chassis, telescopic spray boom mechanisms correspondingly connected to the rotary drive mechanisms, rotary nozzle mechanisms correspondingly connected to the telescopic spray boom mechanisms, a liquid pesticide storage box fixed to the top of the chassis, a first water pump fixed in the liquid pesticide storage box, and first water pipes in communication with the first water pump and the rotary nozzle mechanisms. A control chip of a control identification mechanism is communicatively connected to the walking mechanisms, the rotary drive mechanisms, the telescopic spray boom mechanisms, the rotary nozzle mechanisms, the first water pump, a front-end camera, side-end cameras and ultrasonic sensors respectively.

Abstract: A timestamp generation method and apparatus, and an electronic device and a storage medium, which are used for solving the technical problem of recorded information being easily leaked because a trusted third party is usually needed as a timestamp authority for recording in a traditional trusted timestamp generation method. In the present invention, the method comprises: acquiring a file record; calculating a hash value of the file record; sending the hash value to a random issuer, and receiving a signature result returned by the random issuer, wherein the signature result is generated after the random issuer signs the hash value and a receiving time, and the receiving time is the time when the random issuer receives the hash value; and storing the signature result in a blockchain as a timestamp of the file record.

Abstract: This disclosure relates to an organic electroluminescent structure and a fabrication method thereof, and a display device. The organic electroluminescent structure includes a base substrate; an anode layer formed on the base substrate, in which the anode layer comprises a plurality of anodes arranged at intervals; an organic light-emitting functional layer having a hole injection layer, in which the hole injection layer includes a plurality of hole injection blocks arranged at intervals, and each of the hole injection blocks is correspondingly formed on the second surface of one of the anodes; and a cathode layer formed at a side of the organic light-emitting functional layer facing away from the anode layer.

Abstract: A packaged device includes a circuit board, an electronic component, and a heat storage portion. The electronic component is electrically coupled to the circuit board; and the heat storage portion is disposed on the circuit board or embedded in the circuit board, and the heat storage portion is adjacent to the electronic component, where a specific heat capacity of the heat storage portion is higher than a specific heat capacity of the circuit board, and the heat storage portion is configured to store and release heat. A heat storage material with a relatively high specific heat capacity is introduced into the packaged device, and the heat storage portion is disposed on the circuit board around the electronic component where a large amount of heat generated by the electronic component in a short time can be quickly stored in the heat storage portion and then released to the outside.

Abstract: A super junction MOSFET device, including: a substrate having a first conductive type; a buffer layer having the first conductive type and disposed on the substrate; a super junction structure disposed on the buffer layer and including multiple first conductive type pillars and multiple second conductive type pillars alternately arranged in a transverse direction, several second conductive type pillars being partially and/or wholly displaced to provide two or more different transverse dimensions for the first conductive type pillars; a body region having the second conductive type and disposed on a top of the second conductive type pillar; a source structure located within the body region and including a source region having the first conductive type and an ohmic contact region having the second conductive type which contacts with the source region; and a gate structure in contact with the first conductive type pillar and the source structure.