Abstract: The present disclosure provides an antenna system, applied to a mobile terminal, where the mobile terminal includes a 3D glass housing and a PCB board accommodated in the 3D glass housing; the antenna system includes at least one antenna assembly; the flexible circuit board includes a first portion that is bent and extends toward a first direction and a second portion that is bent and extends toward a second direction; the antenna assembly further includes a first antenna array disposed on the first portion and a second antenna array disposed on the second portion; In the present disclosure, the antenna system is small, the antenna is closely bonded with the 3D glass housing, the mechanical stability is high, and the antenna does not easily fail or deteriorate in performance due to damages.

Abstract: The present disclosure provides an acoustic absorption material having a composite zeolite molecular sieve and a speaker using the acoustic absorption material, where the composite zeolite molecular sieve includes a first zeolite molecular sieve having a first micropore diameter and a second zeolite molecular sieve having a second micropore diameter, and the first micropore diameter is greater than the second micropore diameter, and the first zeolite molecular sieve is used as an adsorbent, and the second zeolite molecular sieve is used as a low-frequency enhancement material. In the present disclosure, a zeolite molecular sieve having a larger diameter is added as an adsorbent to a zeolite molecular sieve, to effectively absorb various volatile organic compounds (VOCs) in an application environment, thereby avoiding performance degradation or failure of the zeolite molecular sieve used as a low-frequency enhancement material.

Abstract: An antenna module and a mobile terminal are provided. The mobile terminal includes a shell including opposite upper and lower edges and opposite first and second side edges. First to fourth antennas are sequentially provided on the upper edge, and the first side edge is provided with a fifth antenna close to the upper edge. Sixth to eighth antennas are sequentially provided on the lower edge, and the second side edge is provided with a ninth antenna close to the lower edge. The first to ninth antennas form antenna groups respectively operating in communication frequency bands of 2G to 4G, GPS, WIFI2.4G, and WIFI5G, and an 8*8 MIMO antenna group operating in a 5G communication frequency band. The antenna module can operate in the 2G to 4G, GPS, and WIFI frequency bands, and have the 8*8 MIMO antenna and the antenna respectively operating in the 5G and WIFI5G frequency bands.

Abstract: The present invention provides a filter antenna including a first resonant cavity and a second resonant cavity which are stacked from top to bottom and in coupling communication with each other, an antenna unit provided on a side of the first resonant cavity facing away from the second resonant cavity, and a feed structure provided in the second resonant cavity. The present invention integrates a filter with an antenna to ensure the performance of the filter antenna by using a SIW cavity filter, thereby effectively suppressing interference from out-of-band spurious signals. In addition, the stacking structure of the antenna and the filter effectively reduces a volume to achieve miniaturization, and the antenna structure is optimized in a compact environment.

Abstract: The present invention relates to the field of semiconductor technology and provides a method for forming an MEMS cavity structure, which can improve process yield for MEMS integration and encapsulation for functional stability and reliability of the MEMS structure. The method includes steps of: forming an adhesion material layer on a bottom layer; forming a bottom layer on a substrate; forming a adhesion material layer on the bottom layer; forming a support structure and a sacrificial layer that is filled in a space surrounded by the support structure on the adhesion material layer; forming a capping layer on the support structure and the sacrificial layer, and the bottom layer, the support structure and the capping layer together defining a cavity; and releasing the sacrificial layer and the adhesion material layer to form the cavity structure.

Abstract: A method for constructing a motor vibration model is provided. In this method, a first condition combination and a second condition combination in a game scene and vibration effects corresponding to the condition combinations are received, the vibration effects including a vibration type and a vibration amplitude. The first condition combination, the second condition combination and the corresponding vibration effects may be digitally processed, respectively. A vibration type model may be constructed according to the first condition combination and the vibration type that have been digitally processed, and a vibration amplitude model may be constructed according to the second condition combination and the vibration amplitude that have been digitally processed. The vibration type model and the vibration amplitude model jointly constitute the motor vibration model. A game-scene-based haptics implementation method, an electronic device and a computer-readable storage medium are also provided.

Abstract: The present invention discloses a speaker which has a frame formed by side walls, a vibrating system and two conductive terminals. Each of the conductive terminal includes a soldering sheet, an extending arm, a connecting arm bending and extending from the extending arm and arranged on opposite to the soldering sheet, an elastic arm, and a contacting hook. The two extending arms respectively extend from the two soldering sheets at the sides away from each other. The two connecting arms respectively extend from the two extending arms towards the direction close to each other, and the elastic arms are arranged spaced from the side walls. Compared with the related art, the conductive terminals of the speaker of the present invention have the advantages of strong working elasticity and long service life.

Abstract: An antenna module and a mobile terminal are provided. The mobile terminal is provided with a housing. The antenna module includes a first antenna group, a second antenna group, a third antenna group and a fourth antenna group. The first antenna group includes a first antenna and a second antenna, where both the first antenna and the second antenna operate in a 4G frequency band. The second antenna group includes a third antenna and a fourth antenna, where both the third antenna and the fourth antenna operate in a 5G frequency band. The third antenna group includes a fifth antenna, and the fifth antenna operates in the 4G frequency band. The fourth antenna group includes a sixth antenna and a seventh antenna, where both the sixth antenna and the seventh antenna operate in the 5G frequency band. The third, fourth, sixth and seventh antenna form a 4*4MIMO antenna group.

Abstract: The antenna unit includes a first radiation patch, a feed structure, a second radiation patch, a ground plate, and an insulating dielectric layer. The first radiation patch is electrically connected with the ground plate. The feed structure includes a feeding post and an outer ring. The feeding post passes through the insulating dielectric layer and the ground plate, and one end of the feeding post is connected with the second radiation patch, the other end of the feeding post extends out of the ground plate. The ground plate is provided with a first avoidance hole for avoiding the feeding post, and an outer wall surface of the outer ring is connected with an inner wall surface of the first avoidance hole. The feeding post is coaxial with the feeding outer ring and arranged separately from the feeding outer ring. A dual-frequency and a dual-polarization are formed in the present disclosure.

Abstract: An exemplary embodiment of the present invention provides a linear vibration motor including a base with an accommodation space a vibrating unit, an elastic part suspending the vibrating unit, and a coil assembly fixed to the base. The vibrating unit includes a weight block with a through hole, a pole plate accommodated in the through hole, and at least one magnet fixed at the pole plate. The pole plate includes first side walls and second side walls. The at least one magnet is fixed to the first side wall, and a thickness of the second side wall is greater than a thickness of the first side wall. The linear vibration motor partially enlarges the pole plate so as to improve the magnetic field intensity, and then the magnetic flux is increased correspondingly so as to make the vibrating performance of the linear vibration motor better.

Abstract: The present invention provides a speaker box and an electronic device. The speaker box includes: a case having a receiving space; a speaker body having a sound outlet and received in the receiving space; and a graphite sheet received in the receiving space and connected to both the speaker body and the case. The speaker body divides the receiving space into a front cavity in communication with the sound outlet and a rear cavity opposite to the front cavity. The electronic device uses the speaker box. Compared with the related art, the speaker box and the electronic device provided by the present invention have a better heat dissipation effect.

Abstract: The invention provides a mobile terminal, a glass housing, and a performance optimization method of an antenna module of the mobile terminal. The mobile terminal is internally provided with the antenna module. The glass housing includes a radiation zone facing the antenna module and a non-radiation zone adjacent to the radiation zone. The glass shape of the radiation zone and the glass shape of the non-radiation zone are of discontinuity. The glass housing of the mobile terminal provided by the invention can optimize performance of the antenna module.

Abstract: An embodiment of the invention provides a linear vibration motor. The linear vibration motor includes a base, a vibration unit, an elastic piece and a coil assembly. The vibration unit includes a weight, a containing groove penetrating the weight, and two magnets arranged in the containing groove. The elastic piece is located on one side of the vibration unit and is connected with the vibration unit. The coil assembly has an iron core and a coil wound around the iron core. The two magnets are magnetized such that the magnetic poles of the two magnets are oppositely arranged. The magnetizing direction of the coil assembly is perpendicular to the vibration direction and is parallel to the connecting line of the two magnets. Compared with the related art, the linear vibration motor is improved in vibration performance and reliability.

Abstract: The present invention provides a linear vibration motor, which includes a shell with a receiving space and a vibrator and a stator both housed in the shell body. One of the vibrator and the stator includes a solenoid, the other of the vibrator and the stator includes a magnetic circuit structure having a magnetic conductive frame and four magnets surrounding the magnetic conductive frame. By virtue of the configuration of the invention, the magnetic field strength can be significantly enhanced. The magnetic conductive frame can not only be used for magnetic guiding and fixing the magnets, but also can be used for fixing the weight to simplify the assembly structure and improve the reliability. Further, the response speed of the linear vibration motor is fast, the acceleration is great and the frequency band is wide.

Abstract: Embodiments of the present disclosure relate to the field of intelligent devices. The present disclosure provides a method for monitoring motor vibration, a terminal device, and a computer readable storage medium. In the method, vibration data of the motor is acquired in real time when it is detected that a motor is vibrating; the vibration data is converted into image data indicating a vibration sensation; and the image data is displayed. In this way, the strength of motor vibration is visualized, and the distinguishability of tactile perception is improved.

Abstract: The present disclosure provides a millimeter wave LTCC filter including system ground layers and metalized vias; two first perturbation metallized vias provided in a first substrate integrated waveguide unit and two second perturbation metallized vias provided in a second substrate integrated waveguide unit; the two first perturbation metallized vias are symmetrically provided on a first diagonal of the first closed resonant cavity with respect to a geometric center of the first closed resonant cavity; the two second perturbation metallized vias are symmetrically provided on a second diagonal of the second closed resonant cavity with respect to a geometric center of the second closed resonant cavity, and the first diagonal and the second diagonal are orthogonal to each other; a first port and a second port. Compared with the related art, the millimeter wave LTCC filter of the present disclosure is small in volume, large in bandwidth, and low in loss.

Abstract: The disclosure discloses a signal equalization method including: step S10: calculating an motor excitation signal according to an expected target acceleration signal; step S20: obtaining the output voltage according to the motor excitation signal, and setting the maximum output voltage of the signal power amplifier as voltage threshold; step S30: judging whether the output voltage is less than the voltage threshold. The technical proposal of the disclosure obtains a motor excitation signal and an output voltage by calculating an expected target acceleration signal, then compares the output voltage with the maximum output voltage of a signal power amplifier, improving the security of output voltage; according to the voltage peak area reduction method, the output voltage and the maximum operating displacement threshold of the motor are calculated to obtain a more safe output voltage.

Abstract: The embodiments of the present invention provide a method and an apparatus for tactile signal generation, and a computer device. The method includes: obtaining target scene tactile information, the target scene tactile information including a target scene category and a target tactile sensation category corresponding to the target scene category; obtaining a basic frequency band tactile signal set corresponding to the target scene category, the basic frequency band tactile signal set including a plurality of basic frequency band tactile signals, and generating a target tactile signal based on the target tactile sensation category and the basic frequency band tactile signal set. In this way, the generation of the tactile sensation can be more flexible and diverse.

Abstract: The invention provides a camera system, including: a supporting base; a rotary driving module for outputting rotary power, including a first driving unit and a driving shaft connected to an output of the first driving unit for being driven by the first driving unit; a camera module, connected to the driving shaft for being driven by the driving shaft to rotate around a central axis of the driving shaft; a mobile driving module including a second driving unit and a driving member connected to the second driving unit. The supporting base is connected to the driving member away from an end part of the camera module. The second driving unit drives the driving member to move, so that the driving member drives the supporting base, the rotary driving module, and the camera module to reciprocate in a direction parallel to the central axis of the driving shaft.

Abstract: A method and device for audio signal processing is provided. The method includes steps of: obtaining an inputted audio signal; parsing the audio signal to obtain at least one audio feature; determining at least one vibration feature corresponding to the at least one audio feature; and generating a vibration signal corresponding to the audio signal according to the at least one vibration feature. The inputted audio signal is automatically converted into a vibration signal by the vibration feature corresponding to the audio feature of the inputted audio signal, which can avoid errors caused by manual operation and make the vibration signal possess high versatility.