Abstract: The present disclosure provides an organic electroluminescent device and a display device, belonging to the field of display technology, which can solve the problem of poor luminescent efficiency and short life of the existing organic electroluminescent devices. The organic electroluminescent device of the present disclosure comprises: a first electrode and a second electrode disposed opposite to each other, and a light-emitting layer located between the first electrode and the second electrode; the light-emitting layer comprising: a first compound, a second compound and a third compound; wherein the first compound satisfies a first general formula; the third compound satisfies a second general formula; and the second compound has a difference between a triplet energy level and a singlet energy level of less than or equal to 0.3 eV.

Abstract: The present disclosure relates to information generation apparatuses and methods and information use apparatuses and methods. An example method includes generating and sending first information, where the first information indicates a geographical area, a relative distance between a plurality of location points in a location point set in the geographical area, and at least one location point that belongs to the location point set, the at least one location point is for determining a location reference point.

Abstract: A display panel and a display apparatus. The display panel includes a first display region, a second display region, and a third display region. A light transmittance of the first display region is greater than that of the third display region. The display panel includes: a plurality of first sub-pixels distributed in the first display region; a plurality of second sub-pixel groups distributed in the second display region, a second sub-pixel group includes a plurality of second sub-pixels; a plurality of third sub-pixels distributed in the third display region, a distribution density of the plurality of third sub-pixels is greater than a distribution density of the plurality of first sub-pixels; a total area of orthographic projections of the plurality of second sub-pixels in the second sub-pixel group is equal to an area of an orthographic projection of a single first sub-pixel.

Abstract: A method for generating communication capability information includes obtaining first communication status indication information used to indicate a plurality of terminal devices to establish a communication connection to a first roadside device at a plurality of position points; determining, based on the first communication status indication information, a first distribution status of the plurality of position points indicated by the first communication status indication information around the first roadside device; and generating first communication capability information of the first roadside device based on the first distribution status.

Abstract: A map generation method includes generating first information, where the first information indicates that a first event in a first tile is associated with a second tile, the first event is a dynamic event in a map, and the first tile and the second tile are two different tiles in the map; and storing the first information.

Abstract: A method includes obtaining a roadside sensing result that indicates a first group of location points that are of a traffic participant sensed by a first roadside device in a preset time period, and a multi-source fusion sensing result that indicates a second group of location points obtained by fusing a plurality of groups of location points that are of the traffic participant and that are obtained by a plurality of sensing devices in the preset time period; matching the roadside sensing result with the multi-source fusion sensing result; and generating first sensing capability information of the first roadside device based on the matching result.

Abstract: In a method of generating an event map, a processing device obtains first information that indicates that there is an association relationship between a first event and a second event. The first information comprises association type information that indicates a type of the association relationship, and the first and second events are events in a map. The processing device then stores the first information as data of the map.

Abstract: Embodiments of the present disclosure provide a quantum dot pattern, a quantum dot light-emitting device, a display apparatus and a manufacturing method. The method includes: forming grooves in one side of an original substrate; forming an isolation layer on the side, with the grooves, of the original substrate; forming quantum dot pattern portions in pattern pits; forming a sacrificial layer on sides, facing away from the isolation layer, of the quantum dot pattern portions; attaching an adhesive layer to a side, facing away from the quantum dot pattern portions, of the sacrificial layer; peeling off the adhesive layer to separate the quantum dot pattern portions and the sacrificial layer from the isolation layer together with the adhesive layer; and enabling a surface, exposing the quantum dot pattern portions, of the laminated structure to be in contact with a target substrate, and removing the sacrificial layer and the adhesive layer.

Abstract: Generating first map information, where the first map information includes information about a first reference object set, and the information about the first reference object set indicates a first identifier, in a geographic area, of each reference object in at least one reference object included in the first reference object set, and indicates a first position of each reference object in the at least one reference object. The first map information is generated, and the first map information indicates related information of each reference object in the first reference object set, to implement a manner of expressing the related information of the reference object more abundantly, so that maps provided by different map vendors may use reference objects in the first map information to perform position expression on an element or an event.

Abstract: A forging head for additive manufacturing, comprising a base portion and a forging portion. The forging portion extends from the base portion for forging a cladding layer during formation of the cladding layer by additive manufacturing. The forging head further comprising a through hole which is formed through the base portion and the forging portion, for at least one of an energy bean and an additive material to pass through during formation of the cladding layer.

Abstract: A fetal Doppler (10) and a detection method, which relate to the technical field of medical devices. The fetal Doppler (10) comprises a housing (1, a fetal detection unit (20) and a maternal parameter detection unit (30), wherein the fetal detection unit (20) and the maternal parameter detection unit (30) are respectively used for collecting fetal physiological data and maternal physiological data; a controller (7) is arranged in an internal cavity of the housing (1); and the controller (7) is used for analyzing the collected fetal physiological data and maternal physiological data, so as to obtain a fetal heart rate and a maternal parameter. The same fetal Doppler (10) is used, such that the instrument cost is reduced; and maternal and fetal parameters can be acquired at the same time by directly using the same fetal Doppler (10), such that an instrument structure is simplified, and the detection efficiency of the maternal and fetal parameters is improved.

Abstract: Multimodal systems are provided for managing safety in an industrial environment. The system comprises: (a) a computer vision component for generating a first output data; (b) a real-time locating component for generating a second output data about an object within the industrial environment and a mobile tag device deployed to the object; (c) a LIDAR component for generating a third output data; and (d) an edge computing device connected to the computer vision component, the real-time locating component and the LIDAR component via a local network, and is configured to: (i) receive a data stream including the first output data, the second output data and the third output data, (ii) process the data stream using a machine learning algorithm trained model to generate a safety related result and feedback data, and (iii) deliver the feedback data to the object via the mobile tag device.

Abstract: A spring damper bearing includes a bearing cap, a guide ring and a thrust bearing. The bearing cap and the guide ring are connected together and surround the thrust bearing. The bearing cap includes an annular main body portion and a barrier part which is located on an inner circumferential side of the main body portion. The barrier part has an annular shape and includes an outer circumferential end connected to the main body portion and an inner circumferential end which extends out from the outer circumferential end and is away from the main body portion. The inner circumferential end is nearer than the outer circumferential end to the lower axial side and the inner radial side of the spring damper bearing.

Abstract: Method, systems and apparatuses may provide for technology that identifies first data and second data to be stored in a data storage. Each of the first data and the second data are in a first data format. Some technology may also interleave the first data with the second data. The interleaved first and second data are in a second data format. The second data format is different from the first data format.

Abstract: A display panel and a display device. The display panel includes a transparent display region. A plurality of sub-pixels are disposed in the transparent display region and the plurality of sub-pixels are arranged in a line along at least one direction. In each line of the plurality of sub-pixels arranged along at least one direction, a bottom electrode of one sub-pixel of each two adjacent sub-pixels among at least a part of a plurality of two adjacent sub-pixels has a first shape type, and a bottom electrode of the other sub-pixel of each two adjacent sub-pixels has a second shape type; the first shape type includes a circle or an ellipse; and the second shape type is the same as a shape of a light-emitting region of the other sub-pixel of each two adjacent sub-pixels.

Abstract: The invention presents a method for estimating a direct current internal resistance of a battery, which defines a depth of discharge detection interval including a first threshold and a second threshold. When the battery is discharging, a currently battery voltage are periodically measured, a currently depth of discharge is calculated, and an open-circuit voltage is queried. The currently battery voltage is subtracted from the open-circuit voltage to obtain a voltage difference. The voltage difference is continuously accumulated to obtain a currently accumulated voltage difference. The currently depth of discharge reaches the first threshold or the second threshold, the currently accumulated voltage difference is a first accumulated voltage difference or a second accumulated voltage difference.

Abstract: The present invention relates to pyridinylaminopyrimidine derivatives represented by the following formula (I), and pharmaceutically acceptable salts, preparation process and use thereof, wherein R1, R2, R3, R4, R5, m and A are defined as in the description. Pyridinylaminopyrimidine derivatives of the present invention can selectively inhibit the activity of mutant-type epidermal growth factor receptor (EGFR), have a good inhibition for the cancer cell proliferation, and therefore can be used as a therapeutic agent for treating tumors and relevant diseases.