Abstract: A login method is disclosed, including: receiving, by a first server, a login request of a first terminal; generating, by the first server, a unique identifier according to the login request, storing the unique identifier, generating a corresponding two-dimensional code according to the unique identifier, and returning the corresponding two-dimensional code to the first terminal, the two-dimensional code including the unique identifier; receiving, by a second server, the unique identifier that is obtained by a second terminal by scanning the corresponding two-dimensional code and a user name that has been used by the second terminal for logging in to an application, and sending the unique identifier and the user name to the first server; performing, by the first server, identity verification of the second server, and binding, by the first server, the stored unique identifier to the user name when the identity verification of the second server succeeds, to implement login to the first terminal by using the use

Abstract: The present disclosure discloses a pre-roll advertisement playing method, a terminal, and a video server, and relates to the field of multimedia technologies. The method includes: after detecting a play operation of an offline video, determining a current network connection status of a terminal; when the terminal is in a first connection state, determining, among multiple pre-roll advertisements obtained by the terminal, a specified pre-roll advertisement corresponding to the offline video; and playing the specified pre-roll advertisement in a process of playing the offline video. When playing an offline video in a non-WiFi connection state, the terminal may additionally play a pre-roll advertisement. Therefore, an audience range of the pre-roll advertisement is expanded, and an application range is relatively wide.

Abstract: Disclosed is a method and a device for driving a liquid crystal display panel. The method comprises the following steps. A first pixel signal of an image to be displayed is converted to a second pixel signal. An adjusted gray scale of each of sub-pixels and/or an adjusted backlight brightness of a backlight is acquired based on the second pixel signal and the first pixel signal. Each of the sub-pixels in the liquid crystal display panel is driven so that each of the sub-pixels can have a corresponding adjusted gray scale, and/or, the backlight is activated so that the backlight can have the adjusted backlight brightness. With the driving device and the driving method, it is able to ensure that when the RGBW liquid crystal display panel displays a solid colored image, the brightness of the image will not be reduced.

Abstract: An adhesive-free frameless display device comprises a backplane, an optical element secured to a surface of the backplane, a display panel secured to a side of the optical element away from the backplane, and a fixing assembly. The fixing assembly comprises a middle frame, a combining member removably secured to the middle frame, and a fixing member removably secured to the middle frame. The fixing member fixes the backplane, the display panel, and the combining member together. An electronic device using the frameless display device is also provided.

Abstract: A liquid crystal display device and a GOA circuit of the same are provided. The GOA circuit includes multiple cascaded GOA units, wherein an N-th stage GOA unit of the multiple cascaded GOA units comprises: a pull-up control module, a pull-up module, a transmission module, a pull-down module, a pull-down maintaining module and a bootstrap capacitor. The GOA circuit can ensure to finish a displaying and driving of liquid crystals, greatly simplify the circuit design, save the cost of the circuit, and reduce the size of the GOA circuit so that the liquid crystal display device can have a design space for a narrower frame.

Abstract: The present disclosure provides an application message processing system, method, and application device. The processing system includes an application device and a message forwarder. The application device is configured to perform authentication on a transmitting-end corresponding to a received first-type application message, send the first-type application message to the message forwarder if the transmitting-end has a message sending permission; perform authentication on a target receiving-end corresponding to a received second-type application message, and initiate a consumption operation of the second-type application message to the target receiving-end if the target receiving-end has a message receiving permission. The message forwarder is configured to receive the first-type application message from the application device, or to send the second-type application message to the application device.

Abstract: The present disclosure provides a heat radiation structure for an organic light-emitting device, which includes a heat radiation plate and a thermal isolation layer disposed on a side surface of the heat radiation plate for insulating heat of a driving circuit of the organic light-emitting device. The present disclosure also provides a display apparatus, which includes a support frame and a panel disposed in the support frame, and also includes the heat radiation structure for the organic light-emitting device, wherein the heat radiation plate is disposed in the support frame and opposite to the panel, the thermal isolation layer is disposed on a side surface of the heat radiation plate away from the panel, the heat radiation plate forms a rear cover of the display apparatus, and a flexible circuit board of the panel is bent to a side surface of the thermal isolation layer away from the panel.

Abstract: The present disclosure provides a smart card information querying method, including: sending a terminal configuration request to a server, so that the server determines, according to the terminal configuration request, whether a terminal configuration file cached in a terminal needs to be updated, wherein the terminal configuration file is configured based on a geographical area indicated by a smart card and is used for querying smart card information; receiving an update file delivered by the server, when the server determines that the terminal configuration file cached in the terminal needs to be updated; updating the terminal configuration file cached locally according to the update file delivered by the server; and when a connection is established to the smart card in a short-distance communications mode, querying card information of the smart card according to the updated terminal configuration file.

Abstract: The present invention discloses a method of manufacturing array substrate, comprising: A) defining a heavily doped region and a lightly doped region of a source electrode of an N-channel area, and a heavily doped region and a lightly doped region of a drain electrode of the N-channel area by using a first photomask having a first pattern; B) defining a doped region of a source electrode of a P-channel area and a doped region of a drain electrode of the P-channel area by using a second photomask having a second pattern; C) defining a pixel region, a contact hole region by using a third photomask having a third pattern; and D) defining a metal electrode region by using a fourth photomask having a fourth pattern.

Abstract: A backlight module including a back plate and a light guide plate structure and a light source assembly disposed on the back plate, wherein the light guide plate structure is mainly formed by splicing a plurality of light guide plate blocks, each of the plurality of light guide plate blocks includes a splicing end surface and at least one incident light end surface, and the light source assembly is disposed on at least one incident light end surface of the light guide plate blocks. Additionally, a liquid crystal display including the above backlight module is disclosed. The light guide plate structure in the backlight module may reduce a light mixing height of the backlight module and is advantageous to thinning the product; in addition, the structure of the light guide plate is simple and easy to be implemented, which is advantageous to lower the cost of the product.

Abstract: An earphone including a housing, a first speaker and an audio outlet is provided. The housing includes an insertion end and a main body. The insertion end is into the entrance of a user's ear when worn by the user, and the main body extends from the insertion end and defines an auricle contact surface and an external connecting surface opposite to the auricle contact surface. The auricle contact surface faces the user's auricle and the external connecting surface communicates to the external environment when the earphone is worn. The first speaker is contained within the main body to divide into a front chamber and a first rear chamber. A part of the first rear chamber is adjacent to the auricle contact surface. A sound output surface of the first speaker faces the external connecting surface. The audio outlet is formed in the insertion end to let out the sound.

Abstract: The present disclosure discloses a method, apparatus, and server for information recommendation. Search behavior data, browsing behavior data, and click behavior data on recommended content of a specified user in a forum are acquired. A preprocessing on the search behavior data, the browsing behavior data, and the click behavior data on recommended content is performed respectively to obtain a first recommendation result, a second recommendation result, and a third recommendation result. Distribution and integration on the first recommendation result, the second recommendation result, and the third recommendation result are performed according to weights to obtain recommended content to be recommended to the specified user. Search behavior data, browsing behavior data, and click behavior data on recommended content are taken into comprehensive consideration, data used in recommendation is enriched, and accuracy of recommendation is improved.

Abstract: A method for pushing information is disclosed by which a client acquires the statistical characteristic information of a current video frame in real time during video playback on the client; the client then searches a first mapping relationship table consisting of mapping relations between the statistical characteristic information and index values that is established by the client for the index value that matches the acquired statistical characteristic information, and sends the index value thus found to a cloud server; the cloud server searches a second mapping relationship table consisting of mapping relations between the index values and push information that is established by the cloud server for the push information that corresponds to the index value; and finally the client receives and plays or displays the push information. There is also provided a system for pushing information.

Abstract: Disclosed is a video background removal method, which relates to the technical field of video analysis, and in particular to a background removal method based on an image block, a Gaussian mixture model and a random process. Firstly, the concept of blocks is defined, and a foreground and a background are determined by means of comparing a difference between blocks; a threshold value is automatically adjusted by using a Gaussian mixture model, and at the same time, the background is updated by using the idea of random process; and finally, an experiment is made on a BMC dataset, and a result shows that this method surpasses most of the current advanced algorithms, and the accuracy is very high. This method has wide applicability, can be applied to monitor video background subtraction, and is applied very importantly in the field of video analysis.

Abstract: A pivoting clamping assembly includes a carrier, clamping arm pivotably coupled to the carrier and configured to clamp or release a workpiece on the carrier, a lock arranged on the carrier and configured to lock the clamping arm when the clamping arm is rotated toward the workpiece, and at least one clamping block coupled to the clamping arm by a shaft and at least one resilient member. The shaft pivotably couples a pivoting joint of the at least one clamping block to the clamping arm. The at least one resilient member is coupled between the clamping block and the clamping arm.

Abstract: An overcurrent protection circuit and a liquid crystal display are provided. The overcurrent protection circuit includes a first field effect transistor, a capacitor, a voltage comparator, and a logic control module, wherein a gate of the first field effect transistor is coupled to a supply voltage, a source of the first field effect transistor is coupled to a direct voltage, a positive input terminal of the voltage comparator is electrically connected to a drain of the first field effect transistor, a negative input terminal of the voltage comparator is coupled to a reference voltage, an output terminal of the voltage comparator, and an output terminal of the voltage comparator is connected to an input terminal of a logic control module.

Abstract: An 8-shaped NFC antenna includes a metal back cover and an antenna coil, the metal back cover comprises a first through-hole and a second through-hole, the antenna coil is located on the inner side of the metal back cover, the metal back cover is further provided with a first slit, the first slit is connected with the first through-hole and the second through-hole, the antenna coil surrounding the first through-hole and the second through-hole is in an 8 shape, and the current direction of the part of the coil surrounding the first through-hole and the current direction of the part of the coil surrounding the second through-hole are opposite.

Abstract: The present disclosure relates to a driving method for a display panel. The method includes dividing a frame in any of sub-pixels signals of video inputting signals into a first sub-field and a second sub-field, driving the first sub-field by a first driving mode, and driving the second sub-field by a second driving mode. As such, the brightness of the display panel may be improved.