Abstract: A far-field speech support with a lens function and an electrical device are provided. The far-field speech support includes: a base, a far-field speech board installation portion disposed on the base and configured to install a far-field speech board, a transparent light guide plate disposed on a bottom side of the far-field speech board installation portion, a buckle structure disposed on the base and configured to install an infrared receiving head assembly, and an infrared reflective portion disposed corresponding to the transparent light guide plate and disposed below the infrared receiving head assembly. The far-field speech support acts as a lens, provides an installation space for the far-field speech board, and facilitates installation of the far-field speech board.

Abstract: A power source switch circuit include a switch, a switch control circuit configured to control the switch to be turned on/off, and a negative feedback circuit configured to feedback an output voltage of the switch. An input end of switch is connected to the switch control circuit, an output end of the switch is connected to a load circuit and the negative feedback circuit, and a control end of the switch is connected to the switch control circuit and the negative feedback circuit. The switch control circuit includes a bipolar transistor having a base, a collector and an emitter, a first resistor connected between the base and a control signal, a second resistor connected between the collector and the input end of the switch, and a third resistor connected between the collector and the control end of the switch.

Abstract: Disclosed are an image compression method and apparatus, and an intelligent terminal and a computer-readable storage medium. The method comprises: obtaining a target image, and determining reference pixel points corresponding to target pixel points; determining pixel difference values of the target pixel points and the reference pixel points corresponding to same; determining, according to the pixel difference values, point compression data corresponding to the target pixel points; and compressing the target pixel points according to the point compression data to obtain image compression data of the target image.

Abstract: The present application provides a television backlight dimming method, apparatus and device, and a computer-readable storage medium. The television backlight dimming method includes: acquiring a minimum horizontal distance between an LED lamp in a reference region and an LED lamp in a non-reference region; and dimming the brightness of each of the LED lamps in the non-reference region according to the brightness of the LED lamp in the reference region, the minimum horizontal distance and a preset distance rule.

Abstract: A far-field speech support with a lens function and an electrical device are provided. The far-field speech support includes: a base, a far-field speech board installation portion disposed on the base and configured to install a far-field speech board, a transparent light guide plate disposed on a bottom side of the far-field speech board installation portion, a buckle structure disposed on the base and configured to install an infrared receiving head assembly, and an infrared reflective portion disposed corresponding to the transparent light guide plate and disposed below the infrared receiving head assembly. The far-field speech support acts as a lens, provides an installation space for the far-field speech board, and facilitates installation of the far-field speech board.

Abstract: Disclosed in the present application are a color gamut mapping method, a color gamut mapping assembly, and a display device. The method includes: obtaining a first connection line between a white point and an original point of the original color gamut; obtaining a first mapping point in a target color gamut of an intersection point of the first connection line and the original color gamut; obtaining a second connection line between a reference point in the original color gamut and the first mapping point; obtaining color coordinates of a second mapping point of the original point in the target color gamut; obtaining a luminance value of the second mapping point according to the original point and the white point; and obtaining grayscale values of the second mapping point according to the color coordinates and the luminance value of the second mapping point.

Abstract: An audio data processing method, an audio data processing apparatus, a terminal, and a computer-readable storage medium are disclosed. In the embodiments of the present invention, a multi-channel audio is processed into left and right channel audio, and the users can experience the effect of surround sound when listening to a target audio.

Abstract: The disclosure provides a method, device, and readable storage medium for adjusting image quality. The display device system selects a focus area of a target image, and outputs a mapping relationship curve of an input luminance value and an output luminance value of the target image. Then, an input luminance value range of pixels in the focus area of the target image is calculated, and upper and lower edge coefficients of the input luminance value range are proportionally adjusted to obtain new upper and lower edge coefficients. The mapping relationship curve is adjusted according to the new upper and lower edge coefficients, thereby adjusting the focus area of the target image.

Abstract: Disclosed in the present application are a color gamut mapping method, a color gamut mapping assembly, and a display device. The method includes: obtaining a first connection line between a white point and an original point of the original color gamut; obtaining a first mapping point in a target color gamut of an intersection point of the first connection line and the original color gamut; obtaining a second connection line between a reference point in the original color gamut and the first mapping point; obtaining color coordinates of a second mapping point of the original point in the target color gamut; obtaining a luminance value of the second mapping point according to the original point and the white point; and obtaining grayscale values of the second mapping point according to the color coordinates and the luminance value of the second mapping point.

Abstract: A signal transmission apparatus provided in the present invention, comprising: a substrate, and a Bluetooth antenna and WIFI antennas which are provided on the same side edge of the substrate. At least two branches of WIFI antennas are provided, and the Bluetooth antenna and the WIFI antennas are provided at intervals. According to the present invention, the Bluetooth antenna and the WIFI antennas are provided on the same side edge of the substrate, and the Bluetooth antenna and the WIFI antennas are provided at intervals, so that all the antennas of the signal transmission apparatus are provided at the edge of a terminal board, thereby facilitating signal transmission, and solving the problem in the prior art that the Bluetooth antenna and the WIFI antennas are respectively provided on two side edges of the substrate so as to affect data transmission.

Abstract: The present disclosure relates to a BLUETOOTH scanning control method, a mobile terminal, and a storage medium. The method comprises: after receiving a BLUETOOTH scanning instruction, setting filter attribute information, wherein the filter attribute information is device attribute information of a BLUETOOTH device, which information is to be obtained by means of filtering in the present BLUETOOTH scanning operation; and acquiring the filter attribute information, performing BLUETOOTH scanning according to the filter attribute information, and displaying BLUETOOTH device information obtained by means of scanning. In the present embodiment, during BLUETOOTH scanning, a BLUETOOTH scanning operation is performed according to BLUETOOTH device information corresponding to the set filter attribute information, so as to obtain a BLUETOOTH device obtained by means of filtering and display the BLUETOOTH devices obtained by means of filtering, thereby reducing a scanning period, and achieving the aim of fast scanning.

Abstract: The present application discloses a television backlight dimming method, apparatus and device, and a computer-readable storage medium. The television backlight dimming method includes: acquiring the minimum horizontal interval between an LED lamp in a reference region and an LED lamp in a non-reference region; and dimming the brightness of each LED lamp in the non-reference region on the basis of the brightness of the LED lamp in the reference region, the minimum horizontal interval and a preset interval rule.