Abstract: An audio signal processing method, device and storage medium, are provided. The method includes performing sub-band filtering on a to-be-processed audio signal to obtain a plurality of sub-band signals, wherein the number of the sub-band signals is determined according to a lowest frequency of a band-pass filter and a cut-off frequency of an audio apparatus, and the sub-band signals comprise sub-band band-pass signals; and obtaining a target audio signal according to each of the sub-band band-pass signals and a processing algorithm of virtual bass enhancement signal.

Abstract: The present disclosure discloses a method, a device, an apparatus, and a non-transitory readable storage medium of controlling a touch operation mode. The method includes responding to a mode trigger operation, selecting a touch operation mode corresponding to the mode trigger operation as an initial touch operation mode, monitoring an operation duration in the initial touch operation mode, and according to the operation duration, determining and controlling the execution of a current touch operation mode.

Abstract: A connecting method, apparatus of a screen transmission device based on NFC, and a computer device are provided. The connecting method of the screen transmission device based on NFC includes touching an NFC tag, and identifying whether the NFC tag contains network information of the screen transmission device; and when the NFC tag contains the network information of the screen transmission device, acquiring the network information, and connecting with the screen transmission device according to the network information.

Abstract: A screen projection control method, storage medium and communication apparatus are provided. The screen projection control method includes: a screen projection receiving end receiving screen projection request information from a first screen projection sending end; determining, according to the screen projection request information, whether a third screen projection sending end that has triggered an interference-free mode of screen projection exists in at least one second screen projection sending end that is performing screen projection, wherein enabling the interference-free mode comprises stopping accepting a screen projection request; and if the third screen projection sending end that has enabled the screen projection interference-free mode exists, the screen projection receiving end sending response information for refusing the screen projection request to the first screen projection sending end.

Abstract: A data transmission method and a data transmission apparatus are provided. The data transmission method, performed by the data transmission apparatus, wherein the data transmission apparatus includes a first communication unit and a second communication unit, both the first communication unit and the second communication unit transmit data using a first communication protocol, wherein the method includes: the first communication unit acquiring media data from an electronic apparatus; the first communication unit sending the media data to the second communication unit using the first communication protocol; and the second communication unit receiving the media data, and sending the media data to an interactive white board using the first communication protocol.

Abstract: The present invention, belonging to the technical field of data transmission, relates to an integrated intelligent interaction machine. The integrated intelligent interaction machine comprises a signal transmission device, a processing device, a upper computer and a network transmission device, wherein the signal transmission device is connected to the processing device, the processing device is connected to the upper computer, and the upper computer is connected to the processing device through the network transmission device. The signal transmission device is used to receive a screen transmission signal and transmit it to the processing device, and the processing device is used to process the screen transmission signal to obtain screen transmission data and transmit the screen transmission data to the upper computer.

Abstract: A reflector and a backlight having the same are provided. The reflector is provided with a special-shaped assembly hole. The special-shaped assembly hole includes a first included angle and a second included angle opposite to each other. Two sides forming the first included angle are respectively a first upper side and a second upper side, and two sides forming the second included angle are respectively a first lower side and a second lower side. The special-shaped assembly hole further includes a first arc-shaped side and a second arc-shaped side opposite to each other. The special-shaped assembly hole further includes a first limiting side, a second limiting side, a third limiting side, and a fourth limiting side.

Abstract: The present disclosure provides a touch data processing method, apparatus, device and storage medium. A display content from the second operating system is displayed on a display interface of the first operating system, and after a touch screen on a device where the first operating system is located is rotated by a preset angle, if a touch operation on the touch screen is detected, whether the touch operation is an operation on a display content in the target display area is determined; if yes, touch data corresponding to the touch operation can be sent to the second operating system, so that the second operating system responds to the touch operation. The present disclosure realizes that even if the touch screen on the device where the first operating system is located is rotated, the second operating system can be controlled to respond to the touch operation by touching the touch screen.

Abstract: An information processing method, a device, and a storage medium, which relates to a screen transmission technology, are provided. The method includes: in response to a first operation acting on characters, displaying the characters in an input box, where the input box is an input box of a screen transmission application; determining a target screen-transmission code in candidate screen-transmission codes stored in a screen-transmission sending end according to input characters, where the number of characters contained in the target screen-transmission code is greater than the number of the input characters, the target screen-transmission code contains the input characters, the target screen-transmission code is a screen-transmission code of a screen-transmission receiving end, and the target screen-transmission code is acquired by the screen-transmission sending end from a beacon received from the screen-transmission receiving end; displaying the target screen-transmission code in the input box.

Abstract: An information processing method, device, and storage medium are provided. The method includes: a screen-transmission sending end, in response to a first operation acting on characters, displaying the characters in an input box in response to a first operation acting on the characters; determining a target screen-transmission code according to input characters; displaying the target screen-transmission code in the input box; parsing the target screen-transmission code and obtaining an IP address of a screen-transmission receiving end; establishing a connection with the screen-transmission receiving end according to the IP address; sending the target screen-transmission code to the screen-transmission receiving end to obtain a check result of the target screen-transmission code; and if the check result is that a check is passed, sending screen transmission data to the screen-transmission receiving end.

Abstract: An antenna assembly and an electronic device are provided. The antenna assembly comprises a dielectric substrate; an antenna unit, arranged on a surface of the dielectric substrate; a radio frequency chip, arranged on a surface of the dielectric substrate, and connected with the antenna unit; and a metal shielding cover, arranged on another surface of the dielectric substrate facing away from the antenna unit, and coving the antenna unit. The electromagnetic interference to antenna unit caused by other electronic devices of electronic equipment can be isolated through the metal shielding cover, and the antenna unit and the radio frequency chip of the antenna assembly can be arranged on the same dielectric substrate, avoiding the use of a coaxial cable to connect the antenna unit and the radio frequency chip, thereby solving the problem of electromagnetic interference to and ensuring the radiation performance of the antenna unit.

Abstract: A touch frame and a touch screen having the same. The touch frame includes an outer frame, a light filtering member, and a printed circuit board. The outer frame has an accommodating groove having at least one groove opening, and the light filtering member is arranged in the accommodating groove. The light filtering member is provided with an accommodating cavity, and a part of the light filtering member extending to the groove opening of the accommodating groove is a light filtering portion. The printed circuit board is arranged in the accommodating cavity. A light receiving/transmitting device is provided on the printed circuit board, and the light receiving/transmitting device is directly opposite to the light filtering portion.

Abstract: Embodiments of the present disclosure provide a connector, an electronic device and an open pluggable specification (OPS) device. The connector includes a plurality of first pins and a plurality of second pins. A pair of adjacent first pins are configured to transmit a first signal. The plurality of the second pins are arranged on both sides of the pair of the first pins. The plurality of the second pins are configured to be grounded or transmit a second signal. A transmission rate of the first signal is greater than that of the second signal.

Abstract: The present disclosure provides an electronic apparatus (1000, 2000, 4000), including a housing. One end of the housing is provided with an accommodating cavity (1200, 2100, 4100). A sound guide assembly is provided in the accommodating cavity. The sound guide assembly includes a sound box (1300, 2200, 4200) and a sound guide device (2300, 4300). The sound guide device includes a sound receiving portion (2310) and a sound guide body (2320). The sound receiving portion is connected with the sound box. The sound guide body is configured to lead out a sound. An end surface (2312) of the sound receiving portion includes a sound inlet (2311, 4311). A tail end of the sound guide body deviating from the sound receiving portion includes a sound outlet (2321, 4321). A vertical height of a tail end of the sound guide body is smaller than that of the sound receiving portion.

Abstract: A table processing method, device, an interactive white board and a storage medium is disclosed. The method therein includes, when an erasing instruction is received, determining whether a current erasing operation is in a first cell of a created table; and, in response to the erasing operation is in the first cell, when the erasing operation ends, updating the first cell to shrink the first cell.

Abstract: A bezel connection structure and a display. The bezel connection structure comprises a first bezel (10) and a second bezel (30). A first connection portion (20) is provided on the first bezel (10). A second connection portion (40) is provided on the second bezel (30), and the first connection portion (20) is in lap joint with the second connection portion (40). The first bezel (10) abuts against one end of the second connection portion (40). The cooperation of the bezel connection structure is simple, and production and manufacturing are easy, thereby improving a production efficiency of products, and further reducing the production and manufacturing cost of products.

Abstract: A control method and device of an interactive white board is provided. The method includes receiving a first selection operation and a first windowing operation on a whiteboard application interface, in response to a handwriting of a first target element overlapping a first sub-window, generating an overlapping part of the handwriting behind the first sub-window, and the first sub-window is displayed in a front of the whiteboard application interface. The method solves the technical problem in the related art that when some operations are performed in the whole current writing region, and the elements on the screen will move or disappear accordingly, causing inconvenience to the user.

Abstract: This application provides a data transmission method and a data transmission device. The data transmission device is provided with a microcontroller, a power supply, and a vibration sensor. When the vibration sensor detects that the user moves the data transmission device, the microcontroller controls the power supply to supply power to the data transmission module, so that the data transmission module starts to activate before the data transmission device is connected to the electronic device, thereby improving the response speed and work efficiency of the data transmission device. Meanwhile, the power supply does not need to supply power to the data transmission module constantly, which reduces the capacity and volume of the power supply.

Abstract: A screen transmission processing method and device. The method includes determining that a source device is connected to a screen transmission device, wherein the screen transmission device is configured to be in a communication connection with a target device with which a pairing is completed; determining that a screen transmission client has been installed in the source device; determining that the screen transmission client is in a state to be updated; in response to the state to be updated, acquiring an update file of the screen transmission client from the target device through the screen transmission device; and according to the update file, updating the screen transmission client.