Abstract: A projection display device and a projection display equipment are provided. The projection display device includes a display screen body, a photosensitive device, and a control module. The control module is electrically connected to the display screen body, the photosensitive device outputs a photosensitive signal when sensing a projection light beam, and the control module is electrically connected to the photosensitive device to receive the photosensitive signal and to control a section on the display screen body corresponding to a projection position of the projection light beam to be converted from a transparent state to an opaque state according to the photosensitive signal.

Abstract: A display panel is provided and includes a substrate and a plurality of pixel units. Each of the pixel units includes a color resist block, a light transmission area, and a non-light transmission area. An opening is defined at an edge of the color resist block in the non-light transmission area, and a through-hole area is defined in the opening. The opening includes a first sidewall near the light transmission area, a compensation member is disposed at an end of the first sidewall near a gap area, and a block angle structure is formed between the compensation member and the first sidewall.

Abstract: A backlight module and a method of manufacturing the backlight module are disclosed. The backlight module includes a substrate including a first end and a second end opposite to the first end. An ink layer is disposed on the substrate and has a reflectivity gradually increasing from the first end to the second end. At least two of light-emitting units are arranged in an array on the ink layer.

Abstract: A method of outputting a prompt information, a device, a medium, and a vehicle, which relate to a field of artificial intelligence, in particular to a field of assisted driving, a field of intelligent transportation and a field of computer vision. The method of outputting the prompt information may include: determining a type of an auxiliary prompt information in response to a determination that the auxiliary prompt information is required to be output, wherein the determination that the auxiliary prompt information is required to be output is performed according to a navigation information and an environment information; determining an output time of the auxiliary prompt information according to the type of the auxiliary prompt information; and outputting the auxiliary prompt information in response to the output time being reached.

Abstract: This invention discloses a boron-containing titanium-based composite powder for 3D printing, consisting of 0.5%-2% by weight of titanium diboride and 98%-99.5% by weight of titanium sponge. The invention further discloses a method of preparing such composite powder, where the element boron is introduced to the titanium powder through rapid solidification, which significantly improves the solid solubility of boron in Ti, enabling the introduction of part of the boron into the titanium matrix to form supersaturated solid solutions. The reinforcement phase TiB in the boron-containing titanium-based composite powder prepared herein can be precisely controlled in grain size ranging from the nanometer scale to the micrometer scale through temperature or energy density, thereby preparing the titanium-based composite materials with different sizes of reinforcement phases to meet different mechanical requirements.

Abstract: Examples described herein relate to a system consistent with the disclosure. For instance, the system may comprise a data lake including information relating to an in-store activity of a customer and an online activity of the customer, a processing resource, and a non-transitory machine-readable medium storing instructions executable by the processing resource to identify the in-store activity and the online activity of the customer, aggregate and store the in-store activity and the online activity of the customer in the data lake, reduce an amount of products in a product portfolio, compare purchases including in-store purchases and online purchases, and recommend a product of the plurality of products based on the comparison.

Abstract: Embodiments of the present disclosure provide a display panel comprising a plurality of first connecting lines and a plurality of second connecting lines which are cross-arranged, a first insulation layer, a second insulation layer defining first holes extending through the first insulation layer and the second insulation layer and second holes extending through the second insulation layer, and a plurality of third connecting lines, wherein each of the plurality of the third connecting lines is electrically connected to a corresponding one of the plurality of the first connecting lines via a corresponding one of the first hole and is electrically connected to a corresponding one of the plurality of the second connecting lines via a corresponding one of the second hole, and each of the second holes does not overlap the plurality of the first connecting lines in a top view.

Abstract: A display panel and a driving method thereof are provided. The display panel includes a plurality of sub-pixels arranged in an array. The plurality of sub-pixels are divided into a plurality of units arranged along rows and columns, and the unit includes a plurality of the sub-pixels. Polarities of the sub-pixels in any two adjacent sub-units are different, a number of the sub-pixels in any one of the sub-units is less than or equal to 4, and a number of the sub-pixels in one of the sub-units that has a common boundary with the unit is less than or equal to 2.

Abstract: A negative voltage level conversion control circuit comprises a negative voltage generation circuit, a bias circuit, and a level shift unit circuit, wherein an output end of the bias circuit is connected to the level shift unit circuit, and the other end of the bias circuit is connected to the negative voltage generation circuit; an output end of the negative voltage generation circuit is connected to the level shift unit circuit; the bias circuit is configured to receive an enable signal and output a bias voltage; the bias voltage is used for controlling a switching process of the level shift unit circuit; the enable signal is used for enabling the bias circuit and the negative voltage generation circuit.

Abstract: The present invention provides a display device driving method, a display device. The method achieves dynamic adjustment of a brightness of light emission of backlight units according to display contents corresponding to the display units. Also, conversion of a bit width of a drive voltage value is implemented based on a drive voltage conversion relationship table between first bit width drive voltage values and second bit width drive voltage values of the brightness values, which improves the driving effect of the backlight module.

Abstract: The prevent application provides an array substrate and a display panel. The array substrate is provided with a plurality of rows of pixel units, wherein each of the pixel units is provided with a transistor area; a main transistor unit, a sub-transistor unit, and a shared transistor unit are disposed in the transistor area; and the shared transistor unit includes a source and a drain; each of the plurality of rows of the pixel units is provided with a shared metal wiring; and the shared metal wiring is provided above the transistor area and extends along an arrangement direction of the pixel units in a corresponding one of the plurality of rows, and is electrically connected to a source of the shared transistor unit in each of the pixel units, sequentially.

Abstract: Provided are a vehicle navigation method, a vehicle and a storage medium. The vehicle navigation method includes: in response to a vehicle being in a driving state, obtaining environment information corresponding to the vehicle; obtaining lane information corresponding to the vehicle from a lane information set based on the environment information, in which the lane information includes first lane information of covered areas of a high-precision map and second lane information of uncovered areas of the high-precision map; and drawing a vehicle sign corresponding to the vehicle on the map based on the lane information, to provide navigation information for the vehicle.

Abstract: This document describes techniques and systems of a radar system with modified orthogonal linear antenna subarrays and an angle-finding module. The described radar system includes a first one-dimensional (1D) (e.g., linear) subarray; a second 1D subarray positioned orthogonal to the first 1D subarray; and a two-dimensional (2D) subarray. Using electromagnetic energy received by the first 1D subarray and the second 2D subarray, azimuth angles and elevation angles associated with one or more objects can be determined. The radar system associates, using electromagnetic energy received by the 2D subarray, pairs of an azimuth angle and an elevation angle to the respective objects. In this way, the described systems and techniques can reduce the number of antenna elements while maintaining the angular resolution of a rectangular 2D array with similar aperture sizing.

Abstract: A new transaction set is compared to a plurality of transaction sets represented in a Compressed Frequent Item Set (CFIS), wherein the CFIS maintains a count for each transaction set represented in the CFIS. When the new transaction set matches a transaction set represented in the CFIS, the count for the matching transaction set in the CFIS is incremented. When the new transaction set does not match any transaction sets represented in the CFIS, the new transaction set is added to the CFIS. If there are intersections between two or more events of the new transaction set and the events of the plurality of transaction sets represented in the CFIS, the count for the transaction sets in the CFIS that intersect with two or more of the events of the new transaction set is incremented.

Abstract: A lock structure and a cooking appliance are provided. The locking structure a fixing member and a locking assembly. The locking assembly has a mount, a driving member, a first elastic member and a locking member. At least a portion of the driving member is provided within the mount. A first end of the first elastic member is connected to the driving member. The locking member is connected to a second end of the first elastic member. The locking member is capable of moving relative to the mount under the driving of the driving member and the first elastic member, and is locked to or separated from the fixing member.

Abstract: A common beam scanning retinal imaging system comprises: a light source module (1), an adaptive optics module (2), a beam scanning module (3), a small field-of-view relay module (5), a large field-of-view relay module (6), a sight beacon module (9), a pupil monitoring module (7), a detection module (8), a control module (10) and an output module (11). The system can perform real-time correction of human eye aberration by adaptive optics technology, and realize the confocal scanning imaging function in a large field of view and the adaptive optics high-resolution imaging function in a small field of view simultaneously by the common beam synchronous scanning configuration combined with the two relay optical path structures for both the small field of view and the large field of view. The system can not only observe disease lesions in a wide range on the retina by the large field-of-view imaging, but also observe fine structures of the lesions by the small field-of-view high-resolution imaging.

Abstract: Lighting system including bowl reflector, visible-light source, central reflector, and optically-transparent body. Bowl reflector has central axis, and rim defining emission aperture, and first visible-light-reflective surface defining portion of cavity in bowl reflector. First visible-light-reflective surface includes parabolic surface. Visible-light source is located in cavity and configured for generating visible-light emissions from semiconductor light-emitting device. Central reflector includes second visible-light-reflective surface, having convex flared funnel shape and having first peak facing toward visible-light source. Optically-transparent body has first base being spaced apart from second base and having side wall extending between first and second bases. Concave flared funnel-shaped surface of second base faces toward convex flared funnel-shaped second visible-light reflective surface of central reflector.

Abstract: Provided are a beam management method and apparatus, and a network side device, a terminal and a storage medium. The method comprises: a receiving terminal sending beam information used for beam management, wherein the beam information comprises uplink beam information or downlink beam information; determining, according to the beam information, specified information used for the beam management, wherein the specified information comprises terminal location information and/or beam quality information; and determining, according to the specified information and network deployment information, a sending beam used for signal transmission and/or a change trend of the sending beam, wherein the signal transmission comprises uplink signal transmission or downlink signal transmission.

Abstract: A display device driving method and the display device are provided. The display device driving method determines a driving voltage value of each backlight unit based on a content to be displayed by a display unit corresponding to each backlight unit, achieving dynamic adjustment of luminous brightness of the backlight unit according to the display content of the corresponding display unit. Meanwhile, the driving voltage value is related to a noise in an image. Therefore, a better backlight brightness value can be obtained by reducing an influence of the noise on the adjustment of the luminous brightness.

Abstract: A mini-LED backlight structure and a backlight module are provided. The mini-LED backlight structure includes a backplate, a glass substrate, and reflective sheets. The glass substrate includes a line surface and a lineless surface close to a side of the backplate. Light emitting diodes and a connector are disposed on the lineless surface. Furthermore, a gap is between the backplate and the glass substrate for disposing the light emitting diodes and the connector. The connector is electrically connected to an external circuit through a conducting wire. Disposing a plurality of elements, the connector, and the light emitting diodes on a same surface of the lineless surface is unlikely affecting backlight effect and saves materials at a same time.