Abstract: A heat recovery variable-frequency multi-split heat pump system and a control method thereof. The system includes an outdoor unit and at least two indoor units. The system is a three-pipe heating recovery multi-split heat pump system designed on the basis of a four-way reversing valve, and one indoor unit thereof is provided with two electronic expansion valves and two heat exchangers so that any indoor unit in the system can operate independently under three working conditions of refrigeration, heating or heat recovery dehumidification. Under multi-split condition, the system can operate under six working conditions, namely, the full-refrigeration working condition, the full-heating working condition, the common-heat-recovery working condition, the common-heat-recovery-dehumidification working condition, the heat recovery dehumidification-refrigeration-combination working condition and the heat recovery dehumidification-heating-combination working condition.

Abstract: One or more embodiments of the present application disclose a backlight source control method of a display device, the display device and a storage medium. The method includes: determining a display subregion corresponding to a backlight source to be turned off; determining a first backlight source brightness value of an adjacent display subregion of the display subregion corresponding to the backlight source to be turned off; lowering the first backlight source brightness value to obtain a second backlight source brightness value; and setting the backlight source brightness value corresponding to the adjacent display subregion to be the second backlight source brightness value.

Abstract: The application provides a printed circuit board and an optical module so as to alleviate poor contact between the electro-conductive contact sheet group and the clamping piece due to the solder resist. The printed circuit board includes a substrate, and electro-conductive contact sheet group positioned on the surface of the substrate, where a part of the substrate is overlaid with solder resist, and there is a gap between the solder resist and the electro-conductive contact sheet group.

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 embodiments of the disclosure discloses a method of driving a dynamic backlight and a display device. In this method, a vertical synchronization signal corresponding to an input image signal is received; a first level signal and a second level signal are outputted alternately in response to a change edge of the vertical synchronization signal, where the total duration of the first level signal and the second level signal is 1/m of the duration between the change edge and a first change edge before the change edge, wherein the change edge and the first change edge before the change edge are change edges of a same changing direction; m is a positive integer; and the drive chip receives the first level signal and the second level signal and generates a PWM signal according to the first level signal and the second level signal.

Abstract: Embodiments of the disclosure provide a method and apparatus for controlling a startup bootstrap program of an intelligent TV set, and relate to the field of an embedded system so as to shorten a period of time for startup boot while initializing a screen normally. In the disclosure, after a system is powered on, a first task of initializing a screen in a startup bootstrap program is executed, and the length of preset time required for executing the first task is obtained, wherein the startup bootstrap program is a bootstrap program for initializing pieces of software/hardware of the system; executing a second initialization task unrelated to initializing the screen in the startup bootstrap program is executed while the first task is being executed, thus addressing the problem in the related art.

Abstract: The DMD assembly in present disclosure includes a base mounted on a first side of a driver board; a chip substrate; a DMD chip mounted on the chip substrate; and a fixing frame fixed with driver board on the first side; a second side of the base includes a mounting groove configured to mount the chip substrate; the fixing frame includes an insertion hole, and the base is received in the insertion hole; an elastic protrusion is positioned beside the inserting hole, and the elastic protrusion comprises a fixing portion and a pressing portion, the fixing portion is connected to the fixing frame on a side of the fixing frame facing away from the driver board, the pressing portion is positioned on the fixing portion; a surface of the pressing portion facing the chip substrate contacts the chip substrate to clamp the chip substrate against the base.

Abstract: Disclosed are a program recording method and terminal. The method includes: upon receiving a reservation request for a new recording task, determining whether there is an overlapping third recording time period between a first recording time period for a previously reserved recording task in a target CAM card and a second recording time period for a new recording task; if the overlapping third recording time period exists, determining whether a number of data streams supported by the target CAM card is more than that of reserved recording tasks in the target CAM card within the third recording time period; if yes, making a reservation for the new recording task using the target CAM card.

Abstract: The disclosure provides an optical module that includes a circuit board, a first chip, a second chip, and a lens assembly, wherein the first chip and the second chip are arranged respectively on the surface of the circuit board, and the lens assembly is arranged above the first chip and the second chip; the lens assembly includes a first optic fiber insertion port, a second optic fiber insertion port, a first reflecting surface, and a second reflecting surface; the distance between the axis of the first optic fiber insertion port, and the axis of the second optic fiber insertion port is less than the distance between the first chip and the second chip; and the first reflecting surface faces the first chip, the first reflecting surface faces the second reflecting surface, and the second reflecting surface faces the first optic fiber insertion port.

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: Disclosed is a character inputting method, device and an intelligent terminal, the method including: when a virtual key in a virtual on-screen keyboard layout is selected, invoking a first probability statistical table matching at least one character having been displayed by at least one virtual key having been selected; displaying a part of the candidate characters with the highest combination probabilities or all of the candidate characters in the invoked first probability statistical table respectively on virtual keys in the virtual on-screen keyboard layout, and resetting focus on a preset virtual key, wherein any candidate character displayed on a virtual key configured with higher level has higher combination probability; and performing operations above periodically until an ideogram or a character sequence to be input is selected, and inputting the selected ideogram or the character sequence selected in an input area.

Abstract: The present disclosure provides a mobile terminal and a method for filling light for same, and relates to the field of electronic technologies. The method includes: upon receiving an activating instruction for a target camera, activating the target camera; displaying an image acquired by the target camera on a display screen which is located on a surface different from a surface where the target camera is located; detecting brightness of present ambient light, and in response to that the brightness of the present ambient light is less than a preset brightness threshold, illuminating the display screen on the same surface where the target camera is located.

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: The disclosure discloses an optical module, and relates to the field of optic fiber communications. A circuit according to an embodiment of the disclosure includes: a chip, which includes at least one wiring side, and on which there are arranged first signal interface pads arranged parallel to the wiring side; a circuit board on which there are arranged a number of second signal interface pads corresponding to the first signal interface pads, wherein at least two of the distances between the respective second signal interface pads and the wiring side are different from each other; and signal wires configured to connect the corresponding first signal interface pads and second signal interface pads.

Abstract: Disclosed are a method for querying information of a TV program broadcasted currently and a smart TV, to solve the problem that the descriptive information of a TV program broadcasted currently displayed by the smart TV doesn't match the actual video image broadcasted. The method comprises: obtaining a program information list corresponding to a channel identification from an EPG server according to the channel identification of a channel broadcasted currently, where the program information list includes correspondence between program identifications and program descriptive information; after obtaining a real time video stream from a program source server corresponding to the channel identification, parsing and obtaining a program identification in the real-time video stream; and obtaining program descriptive information corresponding to the program identification from the correspondence.

Abstract: Disclosed are a voice control method, device and terminal, and the method includes: after a terminal has been triggered into voice control mode, receiving input voice data and obtaining corresponding speech text according to the voice data; matching the speech text with an interface word list corresponding to a current operating interface, wherein the interface word list includes text information of the current operating interface; in response to determining that the speech text matches an interface word list successfully, obtaining in the current operating interface an operation link which corresponds to the speech text; and performing an operation corresponding to the operation link.

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 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: In one aspect, a TV set is provided. A base includes a first member and a second member that have two supporting arms symmetrically disposed on two sides of the first member. One end of each of the two supporting arms is respectively rotatably connected with two side portions of the first member. When the base is in a supporting state, a first angle, a second angle and a third angle is formed between the first member and the display screen assembly, between the first and second members, and between the second member and a supporting object, respectively. When the base is in a retracted state, the first member is substantially parallel to the display screen assembly and is located at a lower portion of the display screen assembly, and the second member is located on a same side of the first member and the display screen assembly.

Abstract: In a liquid crystal display module, notches are disposed on limiting sections and opposite to flexible circuit boards disposed on a liquid crystal panel so that the flexible circuit boards protrude through the notches and are bent toward the connecting sections; and moreover first depressed sections configured to accommodate the flexible circuit boards may be disposed on the connecting sections and opposite to the notches; and second depressed sections depressed inward may be disposed on the folded edge and opposite to the first depressed sections so that the first depressed sections and the second depressed sections cooperate with each other.