Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and a plurality of reset signal lines. The base substrate includes a display region which includes sub-pixels arranged in array, each sub-pixels includes a pixel driving circuit and a light-emitting element. The plurality of reset signal lines extends in a first direction and include a plurality of first reset signal lines for providing a first reset signal and a plurality of second reset signal lines for providing a second reset signal, and one of the plurality of first reset signal lines and one of the plurality of second reset signal lines are respectively connected to pixel driving circuits of a plurality of sub-pixels located in a same row. A layer where the plurality of first reset signal lines are located is different from layers where the plurality of second reset signal lines are located.

Abstract: The present disclosure relates to a device and a system for testing flatness. The device for testing flatness includes a base, a testing platform, and a ranging sensor. The testing platform is assembled on the base. The testing platform includes a supporting structure. The supporting structure is disposed on the side of the testing platform away from the base and is used to support a to-be-tested board. The structure matches the structure of the to-be-tested board. The ranging sensor is disposed on the side of the testing platform away from the base. After the to-be-tested board is placed on the testing platform, the ranging sensor is used to test distances between a number N of to-be-tested positions on the to-be-tested board and the ranging sensor, to obtain N pieces of distance information, and the N pieces of distance information are used to determine the flatness of the to-be-tested board, where N is an integer greater than 2.

Abstract: A display substrate and a display apparatus are disclosed. The display substrate includes a base substrate including a display region and a peripheral region located on at least one side of the display region, and a first gate drive circuit, the first gate drive circuit includes a first clock signal line, a second clock signal line and N shift register units that are cascaded; each shift register unit of the N shift register units includes a first output circuit; the first output circuit includes the first output transistor, the orthographic projection of the second clock signal line on the base substrate is located between an orthographic projection of the first output transistor on the base substrate and the orthographic projection of the first clock signal line on the base substrate. The display substrate can reduce load of the first clock signal line and the second clock signal line.

Abstract: A pixel circuit, a display device and a driving method thereof are provided. The pixel circuit includes: a light emitting diode; a first transistor for controlling an operation of writing a data voltage; a second transistor for controlling a light emitting time of the light emitting diode; a third transistor for controlling a driving transistor initializing; a fourth transistor for resetting a voltage of an anode of the light emitting diode; a first capacitor and a second capacitor connected between the data voltage and a stable signal storing a threshold voltage of the driving transistor and an attenuated data voltage; the driving transistor for driving the light emitting diode. The pixel circuit solves problem of non-uniform brightness caused by discrete threshold voltage of the driving transistor and voltage drop of power voltage, enlarges range of gamma voltage, avoids coupling effect brought by second capacitor, and is favorable for circuit layout.

Abstract: A display panel and a display device are provided. The display panel has a display area and a non-display area. The display panel includes: a gate drive circuit in the non-display area, where the gate drive circuit includes shift register circuits arranged along a first direction, and each of the shift register circuits includes a storage capacitor close to the display area; and gate line pads arranged between the gate drive circuit and the display area along the first direction. The storage capacitor includes a first sub-capacitor, a second sub-capacitor, a first connection electrode and a second connection electrode. The first connection electrode is connected with first sub-capacitor and second sub-capacitor, the second connection electrode is connected with second sub-capacitor and a gate line pad corresponding to the second sub-capacitor, and the second sub-capacitor is arranged between the first sub-capacitor and the gate line pad.

Abstract: The present invention is in the field of ice cream shaping, in particular it is relating to a heated tool to imprint a pattern a frozen confectionery product, and especially a heated tool that melts away a channel of an outer coating layer of a frozen confectionery, thereby creating a peelable frozen confectionery product. It is an object of the present invention to provide a shaping tool that is suitable for making cleaner grooves in frozen confectionery products. We have found that a shaping tool that comprises of at least one heated element provides a molten channel in the outer surface of a frozen confection.

Abstract: An electronic device for displaying a user interface and a method therefor are provided. The electronic device includes a memory storing instructions, and at least one processor configured to execute the instructions to display, in a partial area of a graphic user interface, a first graphic representation of a function in the electronic device, identify a value corresponding to the function in the electronic device, display, in the partial area, a second graphic representation of the function based on the identified value. The first graphic representation is different from the second graphic representation, and a display of the first graphic representation and a display of the second graphic representation alternate with each other in the partial area in response to receiving one or more user inputs on the first graphic representation and the second graphic representation.

Abstract: An array substrate, a display panel, and a display device are provided. The array substrate includes a substrate, and a plurality of scanning lines and a plurality of data lines disposed on the substrate. The plurality of scanning lines and the plurality of data lines are insulated and intersected to define a plurality of pixel units. Each pixel unit includes a thin film transistor and a pixel electrode. A gate electrode of the thin film transistor is electrically connected to a scanning line, a source electrode of the thin film transistor is electrically connected to a data line, and a drain electrode of the thin film transistor is electrically connected to the pixel electrode. An effective length of a channel region of the thin film transistor is longer than or equal to one third of a length of the pixel unit along an extension direction of the scanning line.

Abstract: The present invention discloses a method for measuring user quality of experience QoE, where the method includes the following steps: receiving event information sent by a receiving end, where the event information includes condition information for determining a cause for shortage of valid media data in a buffer of the receiving end; determining, according to the condition information, whether the shortage of the valid media data in the buffer of the receiving end is caused by a service system or caused by a user's action; and measuring QoE decrease degrees according to different causes for the shortage of the valid media data in the buffer, respectively.

Abstract: Embodiments of the present invention provide a multimedia quality monitoring method, and a device. The method includes: determining reference quality of multimedia according to reference video quality and reference audio quality of the multimedia; acquiring multimedia distortion quality that is after video distortion and/or audio distortion of the multimedia occur/occurs; and determining quality of the multimedia according to the reference quality of the multimedia and the multimedia distortion quality. Therefore, accuracy of a multimedia quality monitoring result is improved.

Abstract: Embodiments of the present invention provide a method and an apparatus for assessing video quality. The method includes: determining an actual quantization parameter and a critical quantization parameter of the target video according to a target video, where the critical quantization parameter is a maximum quantization parameter of the target video in a case in which a distortion is not evidently identifiable by human eyes; and determining quality of the target video according to the actual quantization parameter and the critical quantization parameter. According to the method and apparatus of the present invention, a critical quantization parameter of a target video is determined, and the actual quantization parameter is compared with the critical quantization parameter, which can accurately determine whether subjective quality of the target video changes strictly monotonically relative to the used actual quantization parameter, so that the video quality can be assessed accurately.

Abstract: Embodiments of the present invention disclose a method and an apparatus for acquiring video coding compression quality. The method may include: acquiring video stream information; calculating video content complexity according to the video stream information; and calculating video coding compression quality according to the bit rate, the frame rate and the video content complexity. In the embodiments of the present invention, the video coding compression quality may be acquired as long as the video frame information, the bit rate, the frame rate and the video content complexity of a video stream are acquired. The video coding compression quality may be used in subsequent video quality assessment. This process greatly reduces video quality assessment complexity and the assessment may be performed in real time. In addition, the assessed coding compression quality meets the subjective feeling of human eyes better.

Abstract: A method and a device for assessing video encoding quality. The method includes: acquiring a quantization parameter of a slice of a video frame and a quantity of bytes per pixel of the slice of the video frame of the video stream; determining complexity of content of the video according to the quantity of bytes per pixel of the slice of the video frame of the video stream; and predicting the video encoding quality according to the complexity of content of the video and the quantization parameter of the video. In the present invention, the complexity of content of the video is also considered in predicting the video encoding quality. Therefore, encoding quality predicted by a model that is obtained by considering the complexity of content of the video better satisfies subjective feelings of human eyes, thereby improving accuracy of prediction.

Abstract: The present disclosure provides an integrated touch control display panel. The integrated touch control display panel includes a first substrate, a plurality of data lines configured on the first substrate, which are sequentially arranged in a first direction and extend in a second direction intersecting the first direction, and a plurality of stripe-shaped touch control electrodes sequentially arranged in the first direction and extends in the second direction. The plurality of the data lines supply display signals to a plurality of display pixels. In a direction vertical to the first substrate, at least one stripe-shaped touch control electrode overlaps with N number of data lines, N being an even natural number. During a touch control phase, the N number of the data lines are divided into equal number of data lines carrying positive display driving voltages and data lines carrying negative display driving voltages.

Abstract: An edible receptacle suitable for containing a frozen confection the receptacle comprising from 0.01 wt % to 15 wt % binder and at least 50 wt % of particles of dry baked material wherein the particles have an average diameter of from 0.001 to 5 mm and a water content of at most 5 wt % is provided. A process for preparing an edible receptacle, the process comprising the steps of: (a) dosing a required amount of edible receptacle ingredients into a support mould, the ingredients comprising from 0.01 wt % to 15 wt % binder and at least 50 wt % of particles of dry baked material by weight of the edible receptacle wherein the particles have an average diameter of from 0.001 to 5 mn and a water content of at most 5 wt %; (b) inserting a shaping tool into the ingredients in the support mould; and (c) vibrating the shaping tool at an ultrasonic frequency to form the ingredients into an edible receptacle of the desired shape is also provided.

Abstract: An edible receptacle suitable for containing a frozen confection the receptacle comprising at most 15 wt % binder and at least 50 wt % of particles of nuts wherein the particles have an average diameter of from 0.001 to 5 mm and a water content of at most 5 wt % is provided. A process for preparing an edible receptacle, the process comprising the steps of: (a) dosing a required amount of edible receptacle ingredients into a support mould, the ingredients comprising at most 15 wt % binder and at least 50 wt % of particles of nuts by weight of the edible receptacle wherein the particles have an average diameter of from 0.001 to 5 mm and a water content of at most 5 wt %; (b) inserting a shaping tool into the ingredients in the support mould; and (c) vibrating the shaping tool at an ultrasonic frequency to form the ingredients into an edible receptacle of the desired shape is also provided.

Abstract: In a method for evaluating media quality, media reference quality and rebuffering event distortion quality are obtained, final media quality are determined according to the obtained media reference quality and rebuffering event distortion quality, where a parameter of the rebuffering event distortion quality includes at least one of the following: the number of rebuffering events, a duration of the rebuffering event, a multiple rebuffering event interaction impact parameter, initial media quality, and a factor describing media content complexity. When media quality is calculated, impact of the multiple rebuffering event interaction impact parameter, the initial media quality, and the factor describing media content complexity on the media quality is considered, thereby making a media quality evaluation result more accurate.

Abstract: An array substrate, a display panel, and a display device are provided. The array substrate includes a substrate, and a plurality of scanning lines and a plurality of data lines disposed on the substrate. The plurality of scanning lines and the plurality of data lines are insulated and intersected to define a plurality of pixel units. Each pixel unit includes a thin film transistor and a pixel electrode. A gate electrode of the thin film transistor is electrically connected to a scanning line, a source electrode of the thin film transistor is electrically connected to a data line, and a drain electrode of the thin film transistor is electrically connected to the pixel electrode. An effective length of a channel region of the thin film transistor is longer than or equal to one third of a length of the pixel unit along an extension direction of the scanning line.

Abstract: Embodiments of the present invention provide frame type detection and frame size detection methods and apparatuses for a video stream. The video frame type detection method includes: obtaining a size of a current video frame; obtaining a change feature value of the current video frame; obtaining an I-frame threshold of the current video frame; and determining whether the previous first video frame is an I frame according to the change feature value of the current video frame and a change feature value of the previous first video frame, the I-frame threshold of the current video frame, and the size of the current video frame, the size of the previous first video frame, and a size of a previous second video frame. The present invention provides a complete and effective frame type detection method; in addition, impact of a video frame rate is fully considered.

Abstract: The present invention discloses a method for measuring user quality of experience QoE, where the method includes the following steps: receiving event information sent by a receiving end, where the event information includes condition information for determining a cause for shortage of valid media data in a buffer of the receiving end; determining, according to the condition information, whether the shortage of the valid media data in the buffer of the receiving end is caused by a service system or caused by a user's action; and measuring QoE decrease degrees according to different causes for the shortage of the valid media data in the buffer, respectively.