Abstract: Disclosed is an image sensor including a substrate having a first surface and a second surface opposite to each other, a first photoelectric conversion region and a second photoelectric conversion region in the substrate, a through electrode between the first and second photoelectric conversion regions, an insulation structure on the second surface of the substrate, a first color filter and a second color filter respectively provided on the first and second photoelectric conversion regions, and a photoelectric conversion layer on the insulation structure and electrically connected to the through electrode. The through electrode include a first end adjacent to the first surface and a second end adjacent to the second surface. The first end has a non-planar shape.

Abstract: A timing controller includes: a field programmable gate array configured to generate a reference clock signal, and obtain at least one group of clock signals according to the reference clock signal. Each group of clock signals includes at least two clock signals, and a waveform of each clock signal is same as a waveform of the reference clock signal, and active levels in different clock signals are provided with a delay of a preset duration. The reference clock signal includes a first clock sub-signal for first duration and a second clock sub-signal for a second duration. At least one output interface group is connected to the field programmable gate array. Each output interface group includes at least two output interfaces, and each of the at least two output interfaces is configured to output one clock signal of a group of clock signals corresponding to the output interface group.

Abstract: A modular design gearbox and a gear implementation method are provided. The gearbox includes a body, a drive shaft, four intermediate shafts, and an output shaft. The gearbox is of a six-shaft layout. The drive shaft S1, the intermediate shaft S4 and the intermediate shaft S5 are each provided with two clutch packs, and the intermediate shaft S2 is provided with one clutch pack. According to such a structure, a transmission path is short, and stability is better. By means of six shafts and seven clutches, the gearbox achieves a mode of up to eight forward gears and four backward gears, a speed ratio range is wide, and the gearbox can be adjusted flexibly, a less-gear mode can be achieved by reducing some of components, modularization is achieved, universality is improved, and the production cost and use cost of the gearbox are reduced.

Abstract: An optical-fiber-acceleration-sensor probe is provided, which includes a probe shell having a threaded hole at a bottom thereof and an optical-fiber entry and exit hole on a side thereof; a double-end stud in the probe shell, an end of the double-end stud being connected to the threaded hole; a high damping elastomer sleeved on the double-end stud; a mass block sleeved on the double-end stud and located on the high damping elastomer; an optical fiber interferometer located in the mass block and including a sensing arm and a reference arm, where the sensing arm is wound around the high damping elastomer, and the reference arm is wound around the mass block; high damping vibration absorbers on the mass block; and a nut located at another end of the double-end stud, and on the high damping vibration absorbers, where a washer is between the nut and the high damping vibration absorbers.

Abstract: A method of n-type doping a carbon nanotube includes the following steps: providing a single carbon nanotube; providing a film-like structure, wherein the film-like structure is a molybdenum disulfide film or a tungsten disulfide film; and converting at least one portion of the carbon nanotube from a p-type to an n-type by covering the carbon nanotube with the film-like structure.

Abstract: A modular design gearbox and a gear implementation method are provided. The gearbox includes a body, a drive shaft, four intermediate shafts, and an output shaft. The gearbox is of a six-shaft layout. The drive shaft S1, the intermediate shaft S4 and the intermediate shaft S5 are each provided with two clutch packs, and the intermediate shaft S2 is provided with one clutch pack. According to such a structure, a transmission path is short, and stability is better. By means of six shafts and seven clutches, the gearbox achieves a mode of up to eight forward gears and four backward gears, a speed ratio range is wide, and the gearbox can be adjusted flexibly, a less-gear mode can be achieved by reducing some of components, modularization is achieved, universality is improved, and the production cost and use cost of the gearbox are reduced.

Abstract: A method, an apparatus, and a computer program product are provided. The apparatus may be a regulator circuit. The regulator circuit includes a first voltage regulator to regulate a first input voltage to the first voltage regulator, the first voltage regulator including a P-type metal-oxide-semiconductor (PMOS), a second voltage regulator to regulate a second input voltage to the second voltage regulator, and a switch circuit to selectively activate at least one of the first voltage regulator or the second voltage regulator. In one aspect, the second voltage regulator includes an N-type metal-oxide-semiconductor (NMOS). In one aspect, the second voltage regulator comprises a two-stage operational transconductance amplifier (OTA) circuit. In an aspect, the first voltage regulator is coupled to the second voltage regulator.

Abstract: A test device for testing and commissioning comprehensive performance of a rotary drilling rig is provided. Dynamometer motors in the test device are provided on a foundation. A torque transmission gearbox is fixed on a gearbox anchoring plate through a gearbox adapter plate. A speed-increasing corner gearbox is provided on the torque transmission gearbox and connected to the dynamometer motors through a transmission shaft, a torque sensor, and a motor coupling sequentially. A drive sleeve is provided in a connecting shaft of the torque transmission gearbox. A lower end of the drive sleeve is connected to a hydraulic loading cylinder through a rotating bearing, a rotating support, and a tension-pressure sensor. The rotating support is fixed in the foundation. The hydraulic loading cylinder is connected to a hydraulic station through a hydraulic pipe. The tension-pressure sensor and a pressure control valve are connected to a computer software control system.

Abstract: A method and an apparatus for measuring temperature, and a computer-readable storage medium includes detecting a target position of an object in an input image; determining key points of the target position and weight information of each key point based on a detection result of the target position, in which the weight information is configured to indicate a probability of each key point being covered; acquiring temperature information of each key point; and determining a temperature of the target position at least based on the temperature information and the weight information of each key point.

Abstract: A method of p-type doping a carbon nanotube includes the following steps: providing a single carbon nanotube; providing a layered structure, wherein the layered structure is a tungsten diselenide film or a black phosphorus film; and p-type doping at least one portion of the carbon nanotube by covering the carbon nanotube with the layered structure.

Abstract: A multi-task identification method, a training method, an electronic device, and a storage medium are provided, which relate to a field of an artificial intelligence technology, in particular to fields of deep learning, image processing and computer vision technologies, and may be applied to scenarios such as human faces. A specific implementation solution includes: obtaining first intermediate feature data according to an image to be identified; selecting a feature extraction strategy having a greatest matching degree with the image to be identified from a plurality of feature extraction strategies based on a target selection strategy and the first intermediate feature data, so as to obtain a target feature extraction strategy; processing the first intermediate feature data based on the target feature extraction strategy, to obtain second intermediate feature data; and obtaining a multi-task identification result for the image to be identified according to the second intermediate feature data.

Abstract: A method of generating a pre-training model, an electronic device, and a storage medium, which relate to a field of an artificial intelligence technology, in particular to a field of a computer vision and deep learning technology. The method includes: determining, for each of a plurality of tasks, a performance index set corresponding to a candidate model structure set, the candidate model structure set is determined from a plurality of model structures included in a search space, and the search space is a super-network-based search space; determining, from the candidate model structure set, a target model structure according to a plurality of performance index sets, the target model structure is a model structure meeting a performance index condition, and the plurality of performance index sets correspond to the plurality of tasks respectively; and determining the target model structure as the pre-training model.

Abstract: A method for face recognition is disclosed. The method includes: obtaining an image to be recognized; extracting an image feature of the image to be recognized; obtaining a fused feature corresponding to a reference image of reference image; determining a similarity between the image feature of the image to be recognized and the fused feature corresponding to the reference image of the reference images to obtain a determination result of the similarity; and determining, based on the obtained determination result of the similarity, a face recognition result of the image to be recognized. It can be learned that recognition precision of a human face having a shielding object and a human face not having the shielding object may be ensured by means of this solution.

Abstract: A method for training a face recognition model includes: acquiring a plurality of first training images being uncovered face images, and acquiring a plurality of covering object images; generating a plurality of second training images by separately fusing the plurality of covering object images with the uncovered face images; and training the face recognition model by inputting the plurality of first training images and the plurality of second training images into the face recognition model.

Abstract: An electronic-cigarette cartridge and an electronic cigarette are provided. The electronic-cigarette cartridge includes: a first contact point and a second contact point which are connected to a base part of an electronic cigarette, wherein the first contact point is configured to connect a control signal, and the second contact point is configured to input a reference voltage signal; an authentication module, wherein one end of the authentication module is connected to the first contact point, another end is connected to the second contact point, and is configured to interact with the base part of the electronic cigarette to conduct anti-counterfeiting authentication; and a heating module which is connected in parallel with the authentication module and is configured to performing heating after the anti-counterfeiting authentication is passed; wherein a working frequency of the authentication module is at least 10 times that of the heating module.

Abstract: An actuation assembly for a toy includes a first actuation component, a second actuation component, a first lever arm, a second lever arm, and a sequencer. The sequencer is configured to be rotated a first amount in response to actuations of the first actuation component and configured to be rotated a second amount in response to selective actuations of the second actuation component. Rotations of the first amount can actuate the first lever arm, while rotations of the second amount can actuate the first lever arm and the second lever arm. The actuation assembly may be included in a toy vehicle track set that includes a trackway along which toy vehicles can drive.

Abstract: A thin film transistor includes a gate electrode, a gate insulating layer, a carbon nanotube structure, a source electrode and a drain electrode. The gate insulating layer is located on the gate electrode. The carbon nanotube structure is located on the gate insulating layer. The source electrode and the drain electrode are arranged at intervals and electrically connected to the carbon nanotube structure respectively. The thin film transistor further includes an interface charge layer, and the interface charge layer is located between the carbon nanotube structure and the gate insulating layer.

Abstract: An apparatus capable of monitoring and adjusting an in-furnace combustion condition in real time, having: a furnace having a heating chamber, a combustor, a charging door, an exhaust gas flow port, and an exhaust gas flow pipe, wherein the combustor is used for introducing fuel and/or an oxygen-containing gas into the heating chamber to form a flame, the charging door is used for adding a raw material, and the gas generated by combustion in the heating chamber enters the exhaust gas flow pipe through the exhaust gas flow port; two sensors of the same type arranged at different positions in the exhaust gas flow pipe; and a control device receiving signals of the two sensors and adjusting, according to a difference between the signals, the amount of the fuel and/or the oxygen-containing gas entering the combustor.

Abstract: A method of generating a pre-training model, an electronic device and a storage medium, which relate to a field of an artificial intelligence technology, in particular to a computer vision and deep learning technology. The method includes: determining a performance index set corresponding to a candidate model structure set, the candidate model structure set is determined from a plurality of model structures included in a search space, and the search space is a super-network-based search space; determining, from the candidate model structure set, a target model structure corresponding to each chip according to the performance index set, each target model structure is a model structure meeting a performance index condition; and determining, for each chip, the target model structure corresponding to the chip as a pre-training model corresponding to the chip, the chip is configured to run the pre-training model corresponding to the chip.