Abstract: A double-sided sound device includes a frame, a first vibration system, a second vibration system, and a magnetic circuit system. The frame includes an upper end opening and a lower end opening, the first vibration system is disposed at the upper end opening of the frame, the second vibration system is disposed at the lower end opening of the frame, and the magnetic circuit system is disposed in the frame. The magnetic circuit system includes an outer magnetic yoke, a magnet portion, and a non-magnetically conductive connector. The outer magnetic yoke includes a side wall and a first flange portion. The magnet portion includes an upper pole core, a lower pole core, and a magnetic steel, and the magnetic steel is clamped between the upper pole core and the lower pole core. The double-sided sound device reduces a product size, and further reduces material costs.

Abstract: An image processing method and an electronic device are disclosed, and relate to the field of image processing technologies. The image processing method includes: displaying a first interface, and determining, on the first interface, a first file selected by a user; displaying a second interface, and displaying a generated lookup table on the second interface; determining, on the second interface, a target lookup table selected by the user from the lookup table, and performing color adjustment on the first file by using the target lookup table; and displaying a color-adjusted first file. In the image processing method, an image can be processed according to a user requirement, and difficulty of image processing is reduced.

Abstract: An image processing method and an electronic device are disclosed. The image processing method includes: displaying a first screen in a first shooting mode, where the first screen includes a first control; detecting a first operation on the first control; in response to the first operation, determining a first mapping in gamma processing and a second mapping in a two-dimensional lookup table, where the first mapping corresponds to the first control, the second mapping corresponds to the first control, and the first mapping is associated with the second mapping; obtaining a to-be-processed image; and processing the to-be-processed image based on the first mapping and the second mapping to obtain a first image. On the basis of the technical method of this application, computational load of electronic devices during image processing can be effectively reduced.

Abstract: A semiconductor structure includes a substrate, and an active device and a passive device over the substrate. The active device is disposed in a first region of the substrate, and the passive device is disposed in a second region of the substrate. The semiconductor structure further includes a shielding structure and a passivation layer. The shielding structure includes a barrier layer and a ceiling layer. The barrier layer is on the passive device and the active device, and the ceiling layer is on the barrier layer. The passivation layer is under the barrier layer and covers a top surface of the passive device. An air cavity is defined by sidewalls of the barrier layer, a bottom surface of the ceiling layer, and the substrate.

Abstract: The present disclosure discloses a method for automatically identifying south troughs by improved Laplace and relates to the technical field of meteorology. The method includes the following steps: acquiring grid data of a geopotential height field; calculating a gradient field of the geopotential height field in an x direction; searching for a turning point where a gradient value turned from being negative to being positive, and cleaning the gradient field; calculating a divergence of the x direction to obtain an improved Laplacian numerical value L?; performing 0,1 binarization processing on the L? to obtain a black-and-white image and a plurality of targets of potential troughs, merging the black-and-white image and the plurality of targets of the potential troughs by expansion, recovering original scale through erosion, and selecting an effective target through an angle of direction of a contour and an axial ratio.

Abstract: The present invention provides a coaxial speaker, which includes a frame, a vibration system and a magnetic circuit system. The magnetic circuit system includes a magnetic conduction assembly and a magnet assembly. The magnetic conduction assembly includes a first magnetic conduction plate, an inner side wall and an outer side wall, and a second magnetic conduction plate fixed on the side of the inner side wall. The magnet assembly includes a first magnet that forms a first magnetic gap and a second magnet that forms a second magnetic gap, a first vibration assembly and a second vibration assembly. The present invention is provided with high internal space integration, high magnetic circuit utilization, and meets the requirements of the full frequency domain.

Abstract: The present application provides a sounding device. The sounding device includes a front surface with a sound outlet hole; a back surface; a sounding component and an outer casing. The outer casing is covered outside the sounding component. A cavity is formed between the outer casing and the end of the sounding component close to the back side. A sound guiding channel is arranged in the outer casing. One end of the sound guiding channel is communicated with the sound outlet hole, and the other end of the sound guiding channel is communicated with the cavity. The sounding device of the present application provides a smooth transmission channel for the sound from the back side by arranging the sound guiding channel in the outer casing, thereby strengthening the frontal sound of the sounding device and greatly improving the loudness of the sounding device.

Abstract: Embodiments of this application relate to the technical field of video shooting, and provide a video processing method and apparatus, an electronic device, and a storage medium. The video processing method includes: determining one video style template among a plurality of video style templates, where each video style template is corresponding to a preset look up table LUT; obtaining a video shot through a camera lens; processing the video shot through the camera lens by using a logarithm LOG curve corresponding to a current photosensitivity ISO of the camera lens, to obtain a LOG video; and processing the LOG video based on a LUT corresponding to the determined video style template, to obtain a video corresponding to the determined video style template.

Abstract: The present invention provides a coaxial speaker, including a frame, a magnetic circuit system, and coaxially arranged first sounding unit and second sounding unit. The magnetic circuit system includes a magnetic bowl and a magnet part. The magnet part includes a first magnet part and a second magnet part, and the first magnet part is arranged with a first channel. The second magnet part is arranged with a second channel. The support component encloses the third channel connected to the through hole of the first diaphragm, and the first channel, the second channel and the third channel are connected to form the sound channel of the second sounding unit. The sound from the second sounding unit is emitted from the through hole of the first diaphragm through the sound channel. The coaxial speaker of the present invention has a good treble effect.

Abstract: Embodiments of this application relate to the technical field of video shooting, and provide a video processing method and apparatus, an electronic device, and a storage medium. The video processing method includes: determining one video style template among a plurality of video style templates, where each video style template is corresponding to a LUT; obtaining a video shot through a camera lens; and processing the video shot through the camera lens by using a logarithm LOG curve corresponding to a current photosensitivity ISO of the camera lens, to obtain a LOG video.

Abstract: The present application discloses a speaker, including a shell and a speaker unit. The speaker unit includes a frame, and a magnetic path assembly and a vibration assembly; wherein, a guide pipe is also arranged in the receiving space. Compared with the related art, the present invention has the advantages that the guide pipe having a first through hole is provided; a magnetic bowl is provided with a second through hole in a penetrating manner; a main magnet is provided with a third through hole in a penetrating manner; a support is provided with a fourth through hole in a penetrating manner; all the above through holes are communicated in sequence. Thus, air of a region of the rear cavity can be introduced to the front cavity, which achieves effects of increasing the loudness of the speaker and optimizing the acoustic performance.

Abstract: Disclosed herein are de-bondable polyurethane adhesives based on thermally expandable microspheres, obtainable or obtained by the reaction of the components of (A) at least one di- or polyisocyanate, (B) at least one polyol, (C) catalyst, (D) thermally expandable microspheres, and (E) other additives, wherein the isocyanate index of the reaction is set in the range of from 28 to 65. Additionally disclosed herein is a method of using the de-bondable polyurethane adhesives for de-bonding metal and cutting pad during wafer cutting. Further disclosed herein is a method of using the de-bondable polyurethane adhesives in mechanical property testing sample preparation.

Abstract: The present invention relates to a vehicle door, which is installed on the vehicle. The door includes a shutter, a speaker and an inverted tube. The shutter has an accommodation cavity, and the speaker is installed in the shutter. The inverted tube is located in the accommodation cavity, with one end connected with the interior of the vehicle, and the other end forming an acoustic port with a flange. The inverted tube exports the sound from the rear cavity into the car. The inverted tube with the acoustic port can strengthen the resonance effect of the air, and strengthen the sound wave. It can improve the loudness of the speaker, reduce the noise of the airflow, and effectively improve the sound quality of the speaker.

Abstract: Disclosed is a sound generator, including a bracket, and a vibration system and a magnetic circuit system. The vibration system includes a first vibration diaphragm, s a second vibration diaphragm, a first voice coil driving the first vibration diaphragm, and a second voice coil driving the second vibration diaphragm. The magnetic circuit system includes an iron core, a magnet assembly, and a magnetic frame. The first voice coil is disposed between the magnetic frame and the magnet assembly, and the second voice coil is disposed between the magnet assembly and the iron core. Therefore, two magnetic circuit structures are provided in the same magnetic frame space and drive the first vibration diaphragm and the second vibration diaphragm to vibrate and generate sound in different directions respectively, which improves the utilization efficiency of the magnetic circuit system while saving space, thereby improving the sound generation performance of the sound generator.

Abstract: The present application relates to a sound production unit and a speaker. The sound production unit includes: a frame, where the frame has a receiving space; a magnetic path system, where the magnetic path system is arranged in the receiving space, and a magnetic gap is formed in the magnetic path system; a vibration system, where the vibration system includes a first diaphragm and a second, a first voice coil assembly inserted into the magnetic gap to drive the first diaphragm to vibrate to produce a sound, and a second voice coil assembly inserted into the magnetic gap to drive the second diaphragm to vibrate to produce a sound; and an end cover. Vibrations of the sound production unit or the speaker and the like can be counteracted; cophase stacking can also be performed on sound waves; and the acoustics effect of the speaker is enhanced.

Abstract: Disclosed is a sound generator, including a bracket, a magnetic circuit system, a first vibration system, and a second vibration system. The bracket has a first opening and a second opening that face opposite directions. The magnetic circuit system is used for driving the first vibration system and the second vibration system to generate sound in different directions. The first vibration system includes a first voice coil, the second vibration system includes a second voice coil, and the magnetic circuit system includes a first magnet, a second magnet, and a third magnet. The first voice coil is sleeved on outer sides of the first magnet and the second magnet simultaneously, and the second voice coil is sleeved on outer sides of the second magnet and the third magnet simultaneously. In the present invention, the loudness of sound generated by the sound generator may be improved.

Abstract: The present invention provides a coaxial speaker, including a frame, a magnetic circuit system, and coaxially arranged first sounding unit and second sounding unit. The magnetic circuit system includes a magnetic bowl and a magnet part. The magnet part includes a first magnet part and a second magnet part, and the first magnet part is arranged with a first channel. The second magnet part is arranged with a second channel. The support component encloses the third channel connected to the through hole of the first diaphragm, and the first channel, the second channel and the third channel are connected to form the sound channel of the second sounding unit. The sound from the second sounding unit is emitted from the through hole of the first diaphragm through the sound channel. The coaxial speaker of the present invention has a good treble effect.

Abstract: The present invention provides a coaxial speaker, which includes a frame, a vibration system and a magnetic circuit system. The magnetic circuit system includes a magnetic conduction assembly and a magnet assembly. The magnetic conduction assembly includes a first magnetic conduction plate, an inner side wall and an outer side wall, and a second magnetic conduction plate fixed on the side of the inner side wall. The magnet assembly includes a first magnet that forms a first magnetic gap and a second magnet that forms a second magnetic gap, a first vibration assembly and a second vibration assembly. The present invention is provided with high internal space integration, high magnetic circuit utilization, and meets the requirements of the full frequency domain.

Abstract: The present invention provides a coaxial speaker including a frame, a magnetic circuit system, a first vibration system and a second vibration system. The magnetic circuit system includes a magnetic bowl having a side wall, a top wall, a first magnet assembly and a second magnet assembly. The first vibration system includes a first diaphragm and a first voice coil assembly. The second vibration system includes a second diaphragm and a second voice coil assembly, and the second voice coil assembly is at least partially inserted into the second magnetic gap. The coaxial speaker is arranged with strong performance, simple structure and low cost.

Abstract: The present invention relates to a compound of formula (I) in which L1, A, X1, X2, X3, R1, R2, R3, R4, R5, R6, R9, R10, m, and n are as defined in the description, or a stereoisomer, a pharmaceutically acceptable salt, a solvate, or a tautomer thereof, and a use thereof as an RET, SRC and/or BTK kinase inhibitor in the treatment of diseases such as cancers.