Abstract: The disclosure relates to the field of electronic devices and particularly to a method and device for adjusting a projected image so as to adjust the problem of time-consuming and inaccurate manual adjustment of the image in the existing method for adjusting a projected image. The method according to an embodiment of the disclosure includes: transmitting, by a projection device, to each zone in a projection range, positional information corresponding to the zone; receiving, by the projection device, position identifiers, transmitted by recognition devices located in space round a projection screen, the position identifiers determined by the recognition devices according to the positional information transmitted by the projection device; and adjusting, by the projection device, the projection range according to the position identifiers transmitted by the recognition devices.

Abstract: This disclosure provides a laser speckle-removing optical component, including a beam-shrinking lens group and a diffusion sheet arranged on a laser emergent optical path, where the beam-shrinking lens group includes a first beam-shrinking lens and a second beam-shrinking lens, and the diffusion sheet is located between the first beam-shrinking lens and the second beam-shrinking lens, and a distance between the diffusion sheet and the first beam-shrinking lens is shorter than a focal length of the first beam-shrinking lens. The arrangement of the diffusion sheet between the first beam-shrinking lens and the second beam-shrinking lens is able to alleviate the accumulation phenomenon of dust particles on the diffusion sheet, therefore, alleviating light attenuation phenomenon, and prolonging the service life of the laser source. This disclosure also provides a double-color laser source, a three-color laser source and a laser projection equipment applying the above laser speckle-removing optical component.

Abstract: The disclosure discloses a method and apparatus for protecting an image based on face recognition, the method including: recognizing, by a smart terminal, at least one face image in an image; setting, by the smart terminal, a protection flag for the image, and storing the image, upon determining that one of the at least one face image in the image matches successfully with one of face images in a protection list stored in the smart terminal, wherein the protection flag is configured to protect the image from accidental deletion.

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: 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: Embodiments of the disclosure provide a method and an apparatus for capturing a screen on a mobile device, the method including: receiving, at the mobile device, a screen-capturing request for a current interface, where the current interface includes first data, and the first data includes personal information; and generating, according to screen-capturing request, a screen capture image for the current interface, where the first data in the current interface is replaced in the screen capture image with second data which is predefined. These embodiments avoid the need to manually mask an image by starting a dedicated image editing tool to anonymize a screen capture image, thereby significantly lowering the relatively high technical threshold of anonymization processing, reducing the error rate, and improving the modification quality of anonymization. Moreover, the replacement is directly made to the image while the screen is captured without interfering with normal use of reading.

Abstract: The disclosure provides a method and device for displaying a boot screen so as to address the problem of boot screen jumping in a power-on process in the prior art. After the first device and second devices complete video initialization, the first device establishes a connection for transmitting video data with prescribed one of the second devices, and after system services of the first device and the second device are started, the first device will display directly video data of an application interface of the prescribed second device, so that only the application interface of the second device will be displayed directly after a startup picture is displayed, thus avoiding a jump between the two home application interfaces of the first device and the second device to thereby solve the problem of boot screen jumping.

Abstract: A liquid crystal displaying method, apparatus and device are provided. For each frame of picture, a timing controller firstly sends N STV signals corresponding to the frame of picture to a gate driver, and the gate driver controls respective rows of TFTs on a liquid crystal panel sequentially according to the N STV signals to be pre-turned on for N times; and the timing controller sends the (N+1)-th STV signal to the gate driver before an end of the first time pre-turning-on of the M-th row of TFTs, and the gate driver control the respective rows of TFTs on the liquid crystal panel sequentially according to the (N+1)-th STV signal to be turned on for the (N+1)-th time, so that the source driver finally charges respective rows of storage capacitors and pre-charge respective rows of storage capacitors of the rows of TFTs pre-turned on.

Abstract: Embodiments of present application relate to a method for detecting terminal static layer information, a terminal and a television. Based on the fact that a static layers in the terminal such as the OSD display layer and third-party application are managed as a whole by the terminal layer management module, this embodiment sets forth that: a current topmost layer is determined according to number information of each layer in a terminal layer management module; then a pixel value of a preset region in the topmost layer is obtained; analysis is performed on the pixel value in the preset region, and it is determined whether the pixel value of the preset region is different from a target pixel value. If the pixel value of the preset region is different from the target pixel value, then it is determined that there is image content in the topmost layer.

Abstract: A laser light source is provided. The laser light source includes: a laser device; a first color wheel and a second color wheel, on both of which there are corresponding color regions, wherein the laser device emits laser which illuminates the first color wheel and the second color wheel sequentially, and exits from the color regions on the second color wheel; a first marker and a second marker arranged respectively on the first and the second color wheels; a first sensor configured to detect the first marker, and to generate a first sense signal; a second sensor configured to detect the second marker, and to generate a second sense signal; and a control unit configured to synchronize the first color wheel and the second color wheel.

Abstract: An apparatus for controlling liquid crystal display brightness includes: a subarea image grayscale determining section configured to determine image grayscale values of subarea image data blocks corresponding to backlight subareas according to a received image signal; a subarea backlight value pre-obtaining section configured to pre-obtain subarea backlight values corresponding to the subarea image data blocks according to the image grayscale values of the subarea image data blocks; a subarea backlight value gain section configured to multiply the pre-obtained subarea backlight values with a preset backlight value gain coefficient to obtain gained backlight values of the backlight subareas, wherein the preset backlight value gain coefficient is more than 1; a subarea backlight value adjusting section configured to obtain a subarea backlight value adjustment coefficient, and to further multiply the gained subarea backlight values with the corresponding backlight value adjustment coefficient to obtain adjusted

Abstract: Embodiments of the present disclosure disclose a method for starting an application program, a terminal and a non-transitory computer readable storage medium, relating to the field of communications, for providing a method capable of quickly starting an application program without starting each functional module of the terminal. In the embodiments of the present disclosure, after a minimum system of the terminal is started, a preset quick start interface is loaded through a display module of the minimum system, wherein the quick start interface at least comprises a plurality of virtual hotkeys for identifying application programs to be started; according to an operation on a virtual hotkey corresponding to starting of an application program, a virtual system executes an operation of starting the application program, wherein the virtual system and a host system of the terminal share physical resources of the terminal.

Abstract: A combined television includes a host and at least one smart module. The host is connected to an external network by a first physical network card, and is connected to the smart module by a second physical network card. A routing method includes: the host receives, via the second physical network card, a first data packet sent by a first intelligent module; parses the first data packet and obtains a source address and a destination address in the first data packet, the source address being an IP address of the first intelligent module; and when the destination address is an IP address of the external network, converts the first data packet into a second data packet, and sends the second data packet to the external network by the first physical network card, a source address in the second data packet being an IP address of the first physical network card.

Abstract: This disclosure relates to the field of projection display technologies, and discloses a projection system and a projection screen supporting device, the projection system including a projection screen and a projection device, and further a projection screen supporting device, the projection screen being installed on a bracket body of the projection screen supporting device, where the projection screen supporting device includes the bracket body, a supporting assembly, and a projection screen hanging assembly; the bracket body includes a first standing pole and a second standing pole, both of which are arranged substantially parallel to each other; the supporting assembly is fixed on the bracket body to support the bracket body; and the projection screen hanging assembly is arranged on the bracket body, at an adjustable position in the direction in which the first standing pole and the second standing pole extend, to hang a projection screen on the bracket body.

Abstract: A color wheel includes a base substrate and at least one fluorescent block. The base substrate includes a first annular portion and a second annular portion. The at least one fluorescent block is arranged on the first annular portion. The fluorescent block is configured to emit fluorescent light in a predetermined wavelength band after being irradiated with a laser beam. The second annular portion includes at least one color filtering portion, and the color filtering portion is configured to filter the fluorescent light. An inner circumference of the second annular portion is not smaller than an outer circumference of the first annular portion, or an outer circumference of the second annular portion is not larger than an inner circumference of the first annular portion.

Abstract: Embodiments of the present invention provide a light homogenizing device and a laser projection apparatus. The light homogenizing device comprises a shell and a light stick, wherein the shell forms a holding chamber having openings at both ends thereof; the light stick is located within the holding chamber, and the openings at both ends of the holding chamber correspond to an incident end and an emergent end of the light stick, respectively; and, an elastic component is provided on at least one surface of the shell, with a first end of the elastic component being connected to the shell while a second end thereof extending into the interior of the holding chamber and pressing against the light stick.

Abstract: An optical module includes: a first thermoelectric cooler (TEC) disposed at least partially inside a laser, a second TEC is disposed on a housing of the laser, and a micro control unit (MCU). The first TEC is configured to perform heating or cooling according to an enabling signal input by aMCU. The second TEC is configured to perform heating or cooling according to an enabling signal input by the MCU. The MCU is configured to determine whether to input an enabling signal or a disabling signal to the first TEC and the second TEC according to a size of operating current input by a drive circuit of a laser chip to the laser chip.

Abstract: Disclosed is a display device comprising: at least one processor and a memory, wherein the memory stores therein computer readable instructions, wherein the at least one processor executes the computer readable instructions to: if an input image signal is received, adjust refresh frequency of the display device to the frequency of the input image signal, and generate an output image signal and a field sync signal according to the input image signal, wherein the filed sync signal and the input image signal are in sync with each other and have the same frequency; output a backlight driving signal at a rising edge of the field sync signal acting as a trigger edge, so that backlighting of the display device is synchronized with image display of the display device; and perform the image display according to the output image signal and provide the backlighting according to the backlight driving signal.

Abstract: The disclosure discloses an information receiving method, applied for a terminal to receive information pushed by a server, the method including: the terminal listening to a notification message transmitted from the server; the terminal establishing a connection with the server based upon the notification message listened; and the terminal receiving information transmitted from the server over the connection, and upon reception of the information transmitted from the server, the terminal disconnecting the connection immediately or after a preset period of time. The disclosure further discloses a terminal and a storage medium.

Abstract: Some embodiments of the disclosure disclose a method and apparatus for adjusting volume of an accepted session on a mobile communication terminal. The method includes: determining, by the mobile communication terminal transmitting a delivered session, a volume decibel value of the delivered session, and a volume decibel level corresponding thereto; and upon reception of an accepted session, adjusting the volume decibel value of the accepted session to a corresponding target volume decibel value according to a preset mapping relationship between the volume decibel level of the delivered session and the target volume decibel value of the accepted session.