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: The present application provides a chrominance visual angle correction method for a display, and an intelligent terminal and a storage medium. The method comprises: acquiring brightness data of different primary colors varying with the gray scale at a vertical visual angle and a squint visual angle, and generating a search database; splitting, according to the search database and a preset rule, a pixel gray scale of the display into a plurality of high and low gray scale combinations composed of high gray scales and low gray scales; calculating a scale of brightness of the plurality of high and low gray scale combinations, and acquiring a scale of brightness of high and low gray scale combination closest to a scale of vertical vision brightness as a primary color pixel gray scale.

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: Disclosed are a microstrip antenna and a television. The microstrip antenna comprises a substrate, an excitation layer and a grounding layer which are provided on the substrate, and a feed unit and a coupling structure which are provided in the excitation layer. The feed unit is electrically connected to the excitation layer. A coupling layer and the excitation layer are electrically connected to the grounding layer. The coupling structure comprises the coupling layer and a dielectric layer. The dielectric layer is located between the excitation layer and the coupling layer. The coupling layer and the excitation layer are electrically connected to the grounding layer.

Abstract: Disclosed are a double frequency vertical polarization antenna and a television. The double frequency vertical polarization antenna includes a dielectric substrate, and the dielectric substrate includes a power feeding surface and a mounting surface arranged oppositely. The double frequency vertical polarization antenna further includes a power feeder and an antenna part. The power feeder is provided on the power feeding surface of the dielectric substrate, and the antenna part is provided on the mounting surface of the dielectric substrate. The antenna part includes a high-frequency radiation unit and a low-frequency radiation unit spaced apart from each other. Both the high-frequency radiation unit and the low-frequency radiation unit are penetrated through the dielectric substrate and electrically connected to the power feeder.

Abstract: A chrominance visual angle correction method for a display (30), and an intelligent terminal and a storage medium. The method comprises: acquiring data of the brightness of different primary colors varying with the gray scale at a vertical visual angle and a squint visual angle, and generating a search database (S10); splitting, according to the search database and a present rule, the pixel gray scale of the display (30) into a plurality of high and low gray scale combinations composed of high gray scales and low gray scales (S20); and calculating the scale of brightness of the plurality of high and low gray scale combinations, and acquiring a high and low gray scale combination the scale of brightness of which is closest to the scale of vertical vision brightness as a primary color pixel gray scale (S30).

Abstract: A dynamic image enhancement method and device using backlight adjustment, and a computer apparatus. The method comprises: acquiring coding information carried by display content; acquiring an optical indicator parameter of a display; parsing the display content according to the coding information and the optical indicator parameter, and acquiring information of current display content; performing analysis and computation according to the information of the display content, and acquiring analysis data; acquiring a first detail statistics weight and a second detail statistics weight according to the analysis data; acquiring a backlight control parameter and a signal control curve according to the first detail statistics weight and the second detail statistics weight; and adjusting the detail of a current image according to the backlight control parameter and the signal control curve.

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 are a signal transmission device and a smart TV including a wireless signal module. The signal transmission device includes: a main antenna having a first signal input port, the first signal input port being connected with the wireless signal module; a transmission antenna adjacent to and spaced from the main antenna, the transmission antenna having a signal output port; and a dead-zone compensating antenna having a second signal input port. The second signal input port is connected with the signal output port through a signal transmission line, and the main antenna receives signals input by the wireless signal module and transmits the signals, the transmission antenna receives a part of the signals and transmits the part of the signals to a dead-zone compensating antenna through the signal transmission line; the dead-zone compensating antenna transmits the received signals and compensates a signal dead zone of the main antenna.

Abstract: A color space mapping method includes: confirming data volume of original data, and determining a data extraction ratio according to the data volume; determining a preset order of extracting the original data according to the data extraction ratio; extracting the original data in the preset order, calculating feature data according to the extracted original data, and calculating a feature coefficient according to the original data and the feature data; generating a 3D pixel gray scale table according to the feature coefficient and the feature data; transmitting the 3D pixel gray scale table to a color processing area, to allow a target TV terminal to read a stored data content of the 3D pixel gray scale table for image color mapping; and performing the image color mapping through the 3D pixel scale table. A non-transitory computer readable storage medium and a color space mapping device are further provided.

Abstract: The present disclosure provides a method and a system for enhancing an image, and a computer readable storage medium. The method includes: obtaining coding information, histogram distribution information, and a signal characteristic parameter of a display content of the image after detecting a frame signal of the display content (S1); querying a preset first Look-Up-Table (LUT) according to the coding information of the display content to obtain a corresponding control parameter (S2); processing the histogram distribution information according to the control parameter and the signal characteristic parameter to obtain a processed histogram distribution information (S3); obtaining an average product length (APL) control value according to the processed histogram distribution information (S4); and enhancing the image according to the APL control value (S5). Compared with the related arts, the present disclosure improves the image display effect and the user experience without increasing the hardware cost.

Abstract: Disclosed is a color gamut matching method. The method includes: obtaining image data to be matched of a source terminal; establishing a preliminary matching relationship between the image data to be matched and image data to be output of a display terminal according to color gamut data coordinates of the source terminal and color gamut data coordinates of the display terminal; obtaining preliminary image data to be output of the display terminal according to the preliminary matching relationship; and accurately matching the preliminary image data to be output of the display terminal according to a 3D look-up table to obtain accurate image data to be displayed of the display terminal. Further disclosed are a color gamut matching device, a display terminal and a readable storage medium. The present disclosure can solve the color distortion of the display color gamut and improve the display effect of the display.

Abstract: A dynamic image enhancement method and device using backlight adjustment, and a computer apparatus. The method comprises: acquiring coding information carried by display content; acquiring an optical indicator parameter of a display; parsing the display content according to the coding information and the optical indicator parameter, and acquiring information of current display content; performing analysis and computation according to the information of the display content, and acquiring analysis data; acquiring a first detail statistics weight and a second detail statistics weight according to the analysis data; acquiring a backlight control parameter and a signal control curve according to the first detail statistics weight and the second detail statistics weight; and adjusting the detail of a current image according to the backlight control parameter and the signal control curve.

Abstract: Disclosed are a double frequency vertical polarization antenna and a television. The double frequency vertical polarization antenna includes a dielectric substrate, and the dielectric substrate includes a power feeding surface and a mounting surface arranged oppositely. The double frequency vertical polarization antenna further includes a power feeder and an antenna part. The power feeder is provided on the power feeding surface of the dielectric substrate, and the antenna part is provided on the mounting surface of the dielectric substrate. The antenna part includes a high-frequency radiation unit and a low-frequency radiation unit spaced apart from each other. Both the high-frequency radiation unit and the low-frequency radiation unit are penetrated through the dielectric substrate and electrically connected to the power feeder.

Abstract: Disclosed are a microstrip antenna and a television. The microstrip antenna comprises a substrate, an excitation layer and a grounding layer which are provided on the substrate, and a feed unit and a coupling structure which are provided in the excitation layer. The feed unit is electrically connected to the excitation layer. A coupling layer and the excitation layer are electrically connected to the grounding layer. The coupling structure comprises the coupling layer and a dielectric layer. The dielectric layer is located between the excitation layer and the coupling layer. The coupling layer and the excitation layer are electrically connected to the grounding layer.

Abstract: Disclosed is a color gamut matching method. The method includes: obtaining image data to be matched of a source terminal; establishing a preliminary matching relationship between the image data to be matched and image data to be output of a display terminal according to color gamut data coordinates of the source terminal and color gamut data coordinates of the display terminal; obtaining preliminary image data to be output of the display terminal according to the preliminary matching relationship; and accurately matching the preliminary image data to be output of the display terminal according to a 3D look-up table to obtain accurate image data to be displayed of the display terminal. Further disclosed are a color gamut matching device, a display terminal and a readable storage medium. The present disclosure can solve the color distortion of the display color gamut and improve the display effect of the display.

Abstract: Disclosed is a color space mapping method, including the following operations: obtaining original data and feature data of a target TV terminal image, and calculating a feature coefficient according to the original data and the feature data; generating a 3D pixel gray scale table according to the feature coefficient and the feature data; and transmitting the 3D pixel gray scale table to a color processing area for storage, to allow a target TV terminal to read a stored data content of the 3D pixel gray scale table for image color mapping. A color space mapping equipment, computer readable storage medium, and device are further disclosed.

Abstract: Disclosed are a signal transmission device and a smart TV including a wireless signal module. The signal transmission device includes: a main antenna having a first signal input port, the first signal input port being connected with the wireless signal module; a transmission antenna adjacent to and spaced from the main antenna, the transmission antenna having a signal output port; and a dead-zone compensating antenna having a second signal input port. The second signal input port is connected with the signal output port through a signal transmission line, and the main antenna receives signals input by the wireless signal module and transmits the signals, the transmission antenna receives a part of the signals and transmits the part of the signals to a dead-zone compensating antenna through the signal transmission line; the dead-zone compensating antenna transmits the received signals and compensates a signal dead zone of the main antenna.

Abstract: The present disclosure provides a method for adjusting display image contrast, which includes the following operations: in response to receiving an image signal, acquiring an image to be displayed and metadata according to the image signal, and calculating a signal amplitude corresponding to each pixel of the image to be displayed; generating a histogram showing a distribution of the signal amplitude according to each of the signal amplitudes, and acquiring display information and a backlight adjustment parameter of the image to be displayed according to the histogram; generating a signal adjustment function according to the display information, the backlight adjustment parameter, and the metadata, and adjusting the signal amplitude of each of the pixels according to the signal adjustment function to adjust a contrast of the image to be displayed. The present disclosure further provides a display and a readable storage medium. The cost of improving the display image contrast of the present application is low.