Abstract: Provided are a display apparatus and a headphone control circuit thereof including a main chip, a headphone port and a switch circuit including a control circuit, a left channel switch and a right channel switch, the control circuit, the left channel switch and the right channel switch connecting to the main chip, the control circuit connecting to the left channel switch and the right channel switch, the left channel switch and the right channel switch connecting to the headphone port; the control circuit configured to receive a control signal output from the main chip and, output according to the control signal a first signal to the left channel switch and a second signal to the right channel switch respectively, the first signal is used to control on or off of the left channel switch, and the second signal is used to control on or off of the right channel switch.

Abstract: The present disclosure describes a dual-cell display apparatus. The apparatus includes a first panel, and a second panel disposed in a first preset order relative to the first panel. The apparatus includes a memory storing instructions; and a processor in communication with the memory. When executing the instructions, the processor is configured to receive an image signal, and generate dimming data for the first panel according to the image signal. When executing the instructions, the processor is also configured to generate image data for the second panel according to the image signal, and generate backlight data for backlight control according to the image signal.

Abstract: Disclosed are a media file processing method for a display device and the display device. The method includes receiving, by the display device being in a standby mode, a wakeup signal broadcasted from a mobile device through a wireless module of the display device; and triggering, according to the wakeup signal, an electrical level change so that the display device is configured to enter into a customized mode where the display device is started but a screen of the display device is not lighted. The display device in the customized mode is discoverable by the mobile device. The method includes receiving, by the display device in the customized mode, a push instruction for playing a media file transmitting from the mobile device, lighting the screen, and playing the media file according to the push instruction so as to make the display device enter a normal operating mode.

Abstract: The disclosure provides a reset device and a display device. The reset device comprises a processor, a reset circuit and a button. The reset circuit electrically connects to the processor and the button. When the button is not pressed, the processor acquires a first level signal from the reset circuit; when the button is pressed, if the processor cannot recognize the second level signal while acquiring the second level signal from the reset circuit, the display device is restarted; and during or after restart operation for the display device, if the reset circuit detects that the first level signal and the second level signal which are output by the reset circuit before and after the button is pressed are different, software fault recovery operation is performed on the display device.

Abstract: Methods and display devices are provided for switching subtitles that are displayed on a screen. Switching subtitles includes storing, from a first cache and into a second cache, a second subtitle(s) synchronized with a first subtitle, where the first cache stores multi-language subtitles obtained by decoding a video file. The first subtitle is displayed in synchronization with video data in the video file, while the first subtitle and each of the second subtitle(s) have a same start time and a same end time, even while corresponding to different languages. In response to receiving a subtitle switching instruction that includes information associated with a first target language while the first subtitle is being displayed, one of the second subtitle(s) corresponding to the first target language from the second cache is read as a third subtitle, and the third subtitle is displayed.

Abstract: An intelligent television system provides an operating system and an application framework for controlling a user interface to handle user input events from a handheld remote control. The remote control includes color keys that are configured for triggering different functions in different application panels displayed on the television.

Abstract: A synchronous rectifier circuit and a display device are provided. In some implementations, the circuit includes a controller, a first MOSFET and a protection circuit. A first detection terminal of the controller is connected with a first end of the first MOSFET, an input of the controller is connected with a second end of the first MOSFET and configured to input a driving voltage to the first MOSFET, and a ground terminal of the controller is connected with a third end of the first MOSFET. An output of the protection circuit is connected with the control end of the controller. The protection circuit is configured to send a control signal to the controller when receiving a shutdown signal and/or a power-down signal of an alternating current power supply. The control signal is configured for the controller to stop sending the driving voltage to the first MOSFET or supplying power to the controller.

Abstract: A method of switching channels includes: while displaying a current channel, in response to receiving a first instruction for channel adjustment, displaying a first channel number on a user interface based on the first instruction; in response to receiving a plurality of consecutive second instructions for channel adjustment and wherein a time difference between two consecutive received instructions among the first instruction and the plurality of consecutive second instructions is less than or equal to a predetermined time period, determining an updated channel number by increasing or decreasing a value of the first channel number based on the plurality of consecutive second instructions without performing a channel switching operation; and in response to determining that the predetermined time period has passed after receiving a last instruction of the plurality of consecutive second instructions without receipt of another instruction for channel adjustment, switching the current channel to a second channel

Abstract: A backlight control method is provided. The method includes: determining, based on a global backlight brightness value, a backlight brightness interval in which the global backlight brightness value is located; determining, according to a correspondence between the backlight brightness interval and a backlight gain coefficient table, a backlight gain coefficient table corresponding to the backlight brightness interval, where the backlight gain coefficient table is configured to indicate a gain coefficient corresponding to a partition backlight brightness value; determining, according to a partition backlight brightness value of each of backlight partitions and the backlight gain coefficient table, a gain coefficient of each of the backlight partitions; and driving each of the backlight partitions according to the gain coefficient of each of the backlight partition and the partition backlight brightness value of each of the backlight partitions.

Abstract: The disclosure discloses a method for transmitting image data and an intelligent TV set. The method includes transmitting, by a primary chip, image data to a second chip. The image data comprises pixel data including a pixel type for indicating that a pixel in the image to be displayed is a menu On-Screen Display (OSD) pixel or a video pixel. The method includes receiving, by the second chip, the image data, and determining the pixel type in the image data. The method further includes performing, by the second chip, a Motion Estimate and Motion Compensation (MEMC) function on the pixel in response to the pixel type being the video pixel, and not performing the MEMC function on the pixel in response to the pixel type of the pixel being the menu OSD pixel.

Abstract: A method for launching an application of a display device is provided. A first user interface comprising at least one icon for an application is displayed on a display screen of the display device. It is determined whether a hold duration of a focus on a target icon exceeds a preset time period, the target icon is an icon of a target application. In response to the hold duration exceeding the preset time period, the first user interface is updated by a second user interface comprising a display window superimposed on the first user interface, the display window presents a display interface of the target application. It is determined whether an activation instruction for the target icon is received. In response to the activation instruction, the second user interface is updated by a third user interface that is a display interface displaying the target application in a full-screen mode.

Abstract: Liquid crystal display device and quantum dot LED are provided. The fluorescent layer is arranged at the light-emitting side of the LED chip so that the light of first wavelength generated by the LED chip excites the fluorescent layer to generate the light of second wavelength, the light of first wavelength excites the first quantum dot material of the quantum dot layer to generate the light of third wavelength, the light of first wavelength and the light of second wavelength excite the second quantum dot material to generate the light of fourth wavelength, the third wavelength is shorter than the second wavelength, and the light of third wavelength and the light of second wavelength have the same color.

Abstract: A display device is provided in the present application. The display device includes: a backplane including a bottom plane and a plurality of side planes, wherein each of the plurality of side planes extends from an edge of the bottom plane to a side of the bottom plane; a plurality of supporting members in at least two corners of the backplane; a liquid crystal panel is positioned on a side of the plurality of supporting members that is away from the bottom plane; an optical component group including a plurality of laminated optical components, and the optical component group is disposed between the liquid crystal panel and the backplane.

Abstract: The present disclosure describes a liquid crystal display device. The liquid crystal display device includes a substrate and a plurality of light sources disposed on the substrate and configured to generate excitation light. The liquid crystal display device includes a quantum dot film disposed in a light-emitting direction of the plurality of light sources and a plurality of stereoscopic reflecting plates disposed on the substrate. The liquid crystal display device includes an optical layer disposed between the plurality of light sources and the quantum dot film. The plurality of stereoscopic reflecting plates and the plurality of light sources form a plurality of cavities arranged in an array. The plurality of light sources are located on bottoms of the plurality of cavities respectively. The optical layer is disposed between the plurality of cavities and the quantum dot film, and configured to partially transmit and partially reflect the excitation light.

Abstract: A method for displaying a screen shot, and a display device are provided.

Abstract: An adjusting device for a light-pipe includes an outer tube, a rotatable ball, an inner tube and an adjustment member. The inner tube is configured to accommodate the light-pipe. The outer tube comprises a first end and a second end disposed oppositely, and a receiving cavity constructed to receive the rotatable ball is formed in the first end of the outer tube. The rotatable ball is hinged in the receiving cavity, and a through-hole is opened in the rotatable ball. One end of the inner tube is fixedly connected to the through-hole, and the other end is disposed inside the second end of the outer tube through the adjustment member. The adjustment member is configured to drive the inner tube to swing along the center of the rotatable ball within the outer tube.

Abstract: The application discloses an OLED display device and a method for controlling the OLED display device. The OLED display device includes: a first switch element electrically connected respectively with a standby voltage terminal of the power board, and a standby voltage terminal of the main chip, and configured to control the standby voltage terminal of the power board to connect with or disconnect from the standby voltage terminal of the main chip; and a first control element electrically connected respectively with the first switch element, the power board, and the main chip, and configured to receive an AC detection signal output by the power board, and a DC detection signal output by the main chip, and to control the first switch element to turn on or cut off.

Abstract: The present disclosure relates to user interfaces for applications and in particular, presentation of card content by a user interface. In one embodiment, a process for presentation of a user interface includes detecting selection of a first graphical element, loading a framework file for presentation of content associated with the first graphical element, detecting selection of second graphical element presented by the user interface, and presenting card content for the second graphical element based on the framework file. The processes and devices described herein may be configured to preloading a framework file for presentation of content associated with one or more card elements.

Abstract: A grayscale compensating method, an apparatus for a self-luminous display and a self-luminous display device are provided. The method includes: obtaining each driving voltage corresponding to each grayscale signal of the self-luminous display; determining, according to intervals to which each driving voltage belongs, each preset driving function corresponding to each driving voltage; determining each first driving current corresponding to each driving voltage according to each preset driving function; detecting each second driving current of pixel units of the self-luminous display in case of being driven at each driving voltage; comparing the first driving current with the second driving current, and determining compensating voltages corresponding to each grayscale signal according to each preset driving function, and differences between each first driving current and each second driving current.

Abstract: The present disclosure relates to systems, methods, electronic devices and applications for presentation, configuration and operation of an application including a user interface. In one embodiment, a method includes detecting a command for a user interface of the device, wherein the command is associated with a card element displayed by the user interface, wherein the user interface and card element are displayed by the device and wherein operation of device for presentation of the user interface is based on a platform for operation with card elements. The method also includes determining at least one operation of the device based on the command and the platform for operation with the card element, wherein determining includes interoperation of the user interface with the platform and controlling, by the controller, operation of the device based on said determining. Another embodiment is directed to a device configured to present a user interface.