Abstract: The application discloses a method and apparatus for starting an optical module. The method includes: adjusting temperature of a laser device of the optical module to a first temperature higher than a normal operating temperature of the laser device of the optical module; powering up the laser device of the optical module using a first current lower than a normal operating current of the laser device; and adjusting the temperature of the laser device of the optical module from the first temperature to the normal operating temperature according to a second temperature corresponding to each adjustment, and adjusting the current of the laser device of the optical module from the first current to the normal operating current according to a second current corresponding to each adjustment, for a preset times of adjustment.

Abstract: Disclosed are a backlight control method and a liquid crystal display device, where the backlight control method includes generating backlight data of a backlight partition corresponding to an image partition according to grayscale data of each of the image partition in an image to be displayed; generating a PWM backlight control signal for the each of the backlight partition according to a grayscale interval where the backlight data of the each of the backlight partition lies, where current amplitudes of PWM backlight control signals corresponding to backlight data in different grayscale intervals are different; and controlling a backlight source of the each of the backlight partition according to the PWM backlight control signal for the each of the backlight partition.

Abstract: A laser array including at least one line of lasers. The at least one line of lasers includes a first laser and a second laser which are adjacent to each other. A first laser beam emitted by the first laser and a second laser beam emitted by the second laser are both in a first color, and the first laser beam has a wavelength less than that of the second laser beam.

Abstract: The present application provides a method for controlling a backlight source, a device for controlling a backlight source and a liquid crystal display, where the method includes: determining time intervals of received synchronous signals; determining an output delay compensation value of the synchronous signals, according to the time intervals and fixed response delay time for processing the synchronous signals; generating a compensated synchronous signal according to the output delay compensation value of the synchronous signals; transmitting the compensated synchronous signal to a PWM driver. The application allows a backlight source to perform optical display according to multipath control signals with relatively stable frequency, and reduces backlight blinking of the backlight source.

Abstract: Some embodiments of the present disclosure disclose a pluggable optical module, comprising a housing and an electromagnetic interference shielding clip clamped on the housing; a conductive member is provided between the housing and the electromagnetic interference shielding clip; and when the pluggable optical module is inserted into an optical module cage, the conductive member can block a gap between the housing and the electromagnetic interference shielding clip.

Abstract: This application provides a method for method for television (TV) remote keypress response based on Android operating system (OS) and a TV thereof, and includes: creating a first process when the Android OS is being initialized; executing the first process to obtain a key value of a remote keypress event; and performing a remote keypress operation according to the key value. The method creates and executes the first process during the initialization of the Android OS, thereby realizing responding to remote keypress during TV start-up, greatly enhancing user experience.

Abstract: Methods and apparatuses that provide a technical solution for handling a microphone operation request from more than one application is disclosed. The technical solution for processing data obtained by a microphone of a terminal device includes receiving an audio recording start command sent by a second application running on the terminal while the microphone is being used by a first application running on the terminal. The technical solution further includes assigning an unoccupied data receiving port to the second application, acquiring and broadcasting audio recording data collected by the microphone through a data sending port, receiving the audio recording data by the assigned data receiving port, and sending the audio recording data to the second application by the assigned data receiving port.

Abstract: This disclosure discloses a device and method for operating on a touch screen, and a storage medium. The device includes one or more processors and a memory, the one or more processors are configured to perform: determining a target touched point in a first area of the touch screen according to a sliding operation or a clicking operation by a user in the first area; determining a target mapped point in a second area of the touch screen, corresponding to the target touched point in the first area; and if it is determined that the user needs to click on the target mapped point, then clicking on the target touched point in the first area, corresponding to the target mapped point in the second area to thereby click on the target mapped point, wherein the first area and the second area do not overlap with each other.

Abstract: The disclosure provides an image display method and device. An image display method applicable a multi-domain display device includes: obtaining grayscales of respective pixels in one frame of input image; determining grayscales of the respective pixels in two adjacent frames of output image according to the grayscales of the respective pixels in the frame of input image, wherein the grayscale of any pixel in one of the two adjacent frames of output image is higher than the grayscale of the pixel in the input image, and the grayscale of the pixel in the other frame is lower than the grayscale of the pixel in the input image; and displaying the two adjacent frames of output image.

Abstract: The disclosure discloses a method for erasing a writing path on an infrared electronic white board, the method including: adding data points to a writing path to obtain a complete writing path in which the distance between any two adjacent data points is no more than an erasing distance corresponding to a selected erasing mode; determining an erasing area according to an input erasing path and the erasing mode; and erasing those data points on the complete writing path, which lie in the erasing area.

Abstract: The present application discloses a method and an apparatus for controlling transmission of a VBO signal and a display terminal. The method is applied in the display terminal, where the display terminal includes a mainboard and a Tcon board which use a VBO interface for communications, and the method includes: after a system is powered on, performing multiple interactions between the Tcon board and the mainboard according to a VBO signal transmission protocol; after each of the interactions, acquiring, by the Tcon board, a timing control signal by parsing valid image data of a received VBO signal transmitted by the mainboard, and if the timing control signal acquired by parsing successively satisfies a preset condition in a preset number of handshakes, then stopping repeating the interaction, and only performing transmission of display image data in the VBO signal.

Abstract: Some embodiments in this disclosure provide a method to control lens of a camera module, a lens control terminal and a storage media, wherein the method to control lens of a camera module includes receiving power-off signal of the camera module; controlling the lens moving towards a zero position gradually, till the lens moves back to the zero position; powering off the camera module.

Abstract: The present disclosure relates to device control and multiple input event handling. In one embodiment, a process includes detecting a plurality of input commands for control of a display device, determining a multiple input event based on the plurality of input commands, and determining a multiple input control function for the display device based on the multiple input event. The multiple input control function is determined based on input type of the multiple input event and a function of the input type of the multiple input event. The process can also includes controlling operation of the display device based on the multiple input control function, wherein controlling includes modifying display device operation from a control function associated with the plurality of input commands to a multiple input event control function.

Abstract: Embodiments of the application provide an image processing method and apparatus, and a liquid crystal display device, and relate to the field of image processing, where backlight values in respective backlight zones are determined as a function of values of grayscale brightness in a displayed image, display values in sub-pixels in a display zone corresponding to a target backlight zone are compensated for according to the result of comparing the backlight value in the target backlight zone with the weighted average of the backlight values in the other backlight zones.

Abstract: The disclosure provides a noise reduction method and an electronic device. In an embodiment of the disclosure, when determining that a plurality of first applications occupy a plurality of first audio channels connected with a microphone and a second application occupies a second audio channel connected with a speaker, the electronic device resamples the audio data of the second audio channel according to the sampling rates corresponding to the plurality of first audio channels and then performs the noise reduction processing on the audio data of each of the plurality of first audio channels respectively according to the audio data obtained by resampling.

Abstract: This present disclosure relates to the field of display technologies and provides an edge-lit backlight module and a liquid crystal display device. The edge-lit backlight module of the present disclosure includes a light source, a light guide panel and a reflector. The light source is arranged on a light entering side of the light guide panel, and the reflector is arranged below the light guide panel, a bottom surface of the light guide panel faces towards the reflector, and a plurality of dots are arranged on the bottom surface at intervals. The reflector is bonded on the bottom surface of the light guide panel through a glue layer, and the glue layer is provided with light transmission holes at positions of the dots.

Abstract: A quantum dot (QD) light source component, a backlight module and a liquid crystal display device are disclosed. The QD light source component includes a bracket, a light source, and a QD unit, the bracket is formed with a groove; the light source is arranged at bottom center of the groove of the bracket for emitting light; the QD unit is arranged at opening of the groove of the bracket, and includes an upper substrate, a lower substrate and a QD layer; at least one of the upper substrate and lower substrate is provided with a substrate groove, the upper substrate and lower substrate form enclosure space through the substrate groove; the QD layer is located within the substrate groove, and emits light under excitation of light emitted from light source, where the QD layer is thicker at its central position than at its edge position.

Abstract: Disclosed is a device for editing channels of a smart TV. The device includes a memory and at least one processor, wherein the memory stores therein computer readable instructions, wherein the instructions are executed by the at least one processor to enable the at least one processor to: receive an interface calling up instruction, and displaying a channel editing list and an operation prompt on a display screen of the smart TV; receive a channel selecting instruction, and determine a channel to be edited in the channel editing list according to the channel selecting instruction; and receive a channel edit instruction, and edit the channel to be edited according to the channel editing instruction, wherein the operation prompt is configured to remind a user that the channel editing instruction is triggered by using a left arrow key or right arrow key of a remote control, and the channel editing instruction is an instruction indicating deletion or a move of the channel to be edited.

Abstract: A channel processing method for a smart TV, and a smart TV for channel processing are disclosed. The channel processing method includes determining a currently started channel of a smart TV, determining whether the currently started channel is a virtual channel obtained by virtualizing an application running on the smart TV, and starting the application corresponding the virtual channel and obtaining content played on the smart TV from network in response to that the currently started channel is a virtual channel. A channel generated by virtualizing an application running on the smart TV is used as a channel started upon turn-on of a smart TV, so that the application can be directly started when the smart TV is turned on, and then video content provided by the application is played.

Abstract: The present disclosure relates to methods and devices for presentation of display device notifications and key handling. The notifications are visually appealing, employing a common theme and user interface. The notifications are less-intrusive, such that the user experience is improved. The notifications can provide additional information, function as links to destinations, and give the user multiple options, from which the user can make a selection. Actions taken by a user can be controlled and monitored to optimize user interaction with the notifications. By providing display device notifications to a user, the user is able to process important information on a display device in an improved way.