Abstract: An electronic device includes a body, a functional assembly, and a sliding mechanism. The body may define a receiving cavity. The functional assembly may be rotatably connected to the body. The sliding mechanism may be received inside the body. The sliding mechanism may include a sliding rail arranged on one of the body and the functional assembly, and a sliding element arranged on the other of the body and the functional assembly. The sliding element may be slidable along the sliding rail, such that the functional assembly is able to rotate from an inside of the receiving cavity to an outside of the receiving cavity or rotate from the outside of the receiving cavity to the inside of the receiving cavity.

Abstract: A mobile terminal is provided, including a housing, a camera, and a drive structure disposed in the housing, and a frame of the housing is provided with a hole; and the drive structure includes a drive body, a gear group, and a guiding rack fixed in the housing, the camera is rotatably disposed on the housing and is connected to the drive body, and the drive body cooperates with the guiding rack through rotation by using the gear group, and drives the camera to rotatably enter and leave the hole.

Abstract: A display panel, a driving method thereof and a display device. The display panel includes a plurality of pixel units, the plurality of pixel units includes a first pixel unit, the first pixel unit includes a first sub-pixel, the first sub-pixel includes an infrared luminescent material on a display side, and the infrared luminescent material is capable of emitting infrared light under an irradiation of light emitted by the first sub-pixel.

Abstract: An electronic cigarette, an atomization assembly and an atomization component for the same. The atomization component comprises a porous base, a first film, and a second film. The porous base material comprises an atomization surface. The first film and the second film are sequentially formed on the atomization surface. At least one of the first film or the second film is used for generating heat when charged, so as to heat and atomize an e-liquid on the atomization surface.

Abstract: A solid single-ion conductive polymer comprising a repeat unit of formula (Ia): wherein R1 is H, or C1 to C16 linear or branched alkyl, alkenyl, alkinyl; m is 1 to 5; each M+ is independently selected from Li+, Na+ or K+; and X is selected from CF3, CH3, or F; and the polymer has an average molecular weight of 350.000 to 1.200.000 Da.

Abstract: A housing assembly and an electronic device are provided. The housing assembly comprises a middle frame. The middle frame comprises a side surface. A first sound cavity, a second sound cavity and a sound output hole are arranged at the middle frame. One end of the first sound cavity corresponds to a receiver. The other end of the first sound cavity extends toward the side surface and communicates with the second sound cavity. The second sound cavity extends in a lengthwise direction of the side surface and is in communication with the sound output hole. The invention employs a sound guiding channel having an offset configuration to communicate a receiver with an external environment, thereby ensuring quality of an audio output while reducing an occupied region near the sound output hole and improving the appearance of a product to meet the appearance requirement.

Abstract: The present disclosure relates to an electronic device including a frame, a screen assembly, and a sensor assembly. The frame defines a receiving space and at least one transmission channel is communicating with the receiving space, the at least one transmission channel includes a first end and a second end opposite to the first end. The screen assembly is connected to the frame. The screen assembly includes a display portion and a non-display portion connected to the display portion. The non-display portion covers the first end. The sensor assembly is disposed in the receiving space. The sensor assembly is adjacent to the second end, and opposite to the non-display portion via the at least one transmission channel. The sensor assembly is configured to transmit and/or receive signals that pass through the at least one transmission channel and the non-display portion.

Abstract: An information synchronization method includes determining, by a first node with an information synchronization capability based on a first node information list and a second node information list, a second node on which an information synchronization is not performed and that is in a node group to which the first node belongs, where the first node information list includes first node information of third nodes in the node group, and the second node information list includes second node information of a fourth node that is in the node group and on which information synchronization has been performed, selecting, by the first node, the second node, performing the information synchronization on the second node, and adding third node information corresponding to the second node to the second node information list.

Abstract: A method and apparatus for template matching to find a predetermined pattern in an image is disclosed. A first visual boundary is detected in the captured image, and a second boundary concentric with the first boundary is calculated. The first and second boundaries define a portion of the captured image. The portion of the captured image is incrementally scanned about the center of the second boundary for a predetermined pattern having a predetermined orientation within the portion that match a template image. Alternatively, the portion of the captured image is unwrapped into a linear band image such that the first and second boundaries form a linear top and linear bottom of the linear band image, and the linear band image of the portion of the captured image is scanned for a predetermined pattern that matches a template image.

Abstract: Methods and systems to focus an imager for machine vision applications are disclosed. A disclosed example machine vision method includes: capturing, via an imaging assembly, an image of an indicia appearing within a field of view (FOV) of the imaging assembly; recognizing, via a controller, the indicia as a focus adjustment trigger, the focus adjustment trigger operative to trigger an adjustment of at least one focus parameter associated with the imaging assembly; adjusting the at least one focus parameter based at least in part on the indicia; locking the at least one focus parameter such that the at least one focus parameter remains unaltered for a duration; and responsive to the locking of the at least one focus parameter, capturing, via the imaging assembly, at least one subsequent image of an object of interest.

Abstract: Provided are a banknote-sorting production line and device thereof for banknote-bundle stamping and code-spraying, comprising a bundle stamping apparatus, a bundle code-spraying apparatus, and a banknote-supporting platform provided with a banknote inlet and a banknote outlet; the bundle stamping apparatus comprises a conveyor belt and a stamping mechanism located above the conveyor belt; the bundle code-spraying apparatus comprises a banknote-pushing mechanism and a code sprayer located directly above the banknote-supporting platform; the side of the banknote-supporting platform that is adjacent to the banknote inlet is provided with a gap matching the shape of the conveyor belt; the outlet end of the conveyor belt extends into the gap; the banknote-pushing mechanism comprises a banknote-pushing plate and a first drive mechanism that drives the banknote-pushing plate by moving reciprocatingly from the banknote-inlet side to the banknote-outlet side.

Abstract: The present invention discloses a refrigerator and a control method thereof. The refrigerator comprises a door body with an inner door and an outer door, a locking mechanism for locking the outer door, an unlocking mechanism for unlocking the outer door, and a detection unit for detecting an open state and a closed state of the inner door. The present disclosure avoids damages caused by collision between the inner door and the outer door when the outer door is opened, and also avoids simultaneous opening of the inner door and outer door and facilitates the user to use and achieves an energy-saving effect.

Abstract: The present invention discloses a door-in-door having a display screen assembly and a refrigerator having the same. The door-in-door comprises a first door body and a second door body; the first door body has a transparent panel, and the second door body is provided with a display screen assembly. When the first door body closes the cabinet, a display interface of the display screen assembly is displayed through the transparent panel of the first door body. According to the present invention, an operation state of the refrigerator can be learnt about without opening the first door body.

Abstract: Disclosed are a recyclable clean fracturing fluid thickener, a preparation method and a recovery method thereof, and a high-temperature resistant clean fracturing fluid, which relate to the stimulation treatment of oil and gas fields. Diethanolamine and thionyl chloride are used as raw materials and reacted to obtain an intermediate, which is then reacted with an unsaturated fatty acid amidopropyl dimethylamine to produce the recyclable clean fracturing fluid thickener. The clean fracturing fluid can be used in the fracturing stimulation treatment of low and medium permeability reservoirs.

Abstract: Systems and methods are disclosed for image signal processing. For example, methods may include accessing an image from an image sensor; detecting an object area on the image; classifying the object area on the image; applying a filter to an object area of the image to obtain a low-frequency component image and a high-frequency component image; determining a first enhanced image based on a weighted sum of the low-frequency component image and the high-frequency component image, where the high-frequency component image is weighted more than the low-frequency component image; determining a second enhanced image based on the first enhanced image and a tone mapping; and storing, displaying, or transmitting an output image based on the second enhanced image.

Abstract: A salt, in particular a lithium salt, that is usable in alkali metal cells and/or batteries, and/or electrolytes and/or additives for same is described. To achieve good ion conductivity as well as temperature and high voltage stability and to prevent corrosion of aluminum, for example a current collector, the salt includes at least one alkali metal ion and/or at least one ammonium compound and at least one anion that contains at least one unfluorinated (N,N-dialkylamide)sulfonyl group and/or at least one unfluorinated (N,N-dialkylamide)sulfoximide group, and at least one (perfluoroalkyl)sulfonyl group. An electrolyte, an additive, a cell, a battery, and a preparation method, are also described.

Abstract: Disclosed are a recyclable clean fracturing fluid thickener, a preparation method and a recovery method thereof, and a high-temperature resistant clean fracturing fluid, which relate to the stimulation treatment of oil and gas fields. Diethanolamine and thionyl chloride are used as raw materials and reacted to obtain an intermediate, which is then reacted with an unsaturated fatty acid amidopropyl dimethylamine to produce the recyclable clean fracturing fluid thickener. The clean fracturing fluid can be used in the fracturing stimulation treatment of low and medium permeability reservoirs.

Abstract: Disclosed herein are related to a system and a method for high speed communication. In one aspect, the system includes a set of slicers configured to generate a slicer output signal digitally indicating a level of an input signal received by the set of slicers. The system includes a speculative tap coupled to the set of slicers, where the speculative tap is configured to select bits of the slicer output signal based on selected bits of a prior slicer output signal. The system includes a decoder coupled to the speculative tap, where the decoder is configured to decode the selected bits of the slicer output signal in a first digital representation into a second digital representation. The system includes a feedback generator coupled to the decoder, where the feedback generator is configured to generate a feedback signal according to the decoded bits of the slicer output signal.

Abstract: A light guide plate with a toothed light incident surface includes a light guide plate body. A first plate surface and a second plate surface are formed at two opposite surfaces of the light guide plate body, respectively. Micro-structure points are provided and distributed randomly and densely on the first plate surface. Among multiple side surfaces of the light guide plate body, at least one side surface is provided with a plurality of first teeth arranged sequentially in parallel. The first teeth extend along a height direction of the light guide plate body. A first groove is arranged between every two neighboring first teeth. The light incident surface is formed by the plurality of first teeth and the plurality of first grooves.