Abstract: One or more embodiments of this specification provide methods and apparatuses for transmitting messages. A method includes: determining a blockchain message from two or more message queues stored in a relay node in a blockchain relay communication network based on a message transmission policy, the message transmission policy being configured to transmit blockchain messages in the blockchain relay communication network based upon a priority identifier representing a priority of a blockchain message to be transmitted in the blockchain relay communication network; obtaining identifier from the blockchain message, and determining one or more target blockchain nodes in the blockchain relay communication network corresponding to the identifier; determining a target relay node connected to the one or more target blockchain nodes in the blockchain relay communication network; and transmitting the blockchain message to the one or more target blockchain nodes through the target relay node.

Abstract: The present disclosure discloses an electroluminescent display panel and a display device. The electroluminescent display panel includes a plurality of repeat units, each of the plurality of repeat units includes a plurality of sub-pixels, and each of the plurality of sub-pixels includes: a first conductive layer, located on a substrate; a first insulation layer, located on the first conductive layer and including a first hole, in which the first hole exposes a portion of the first conductive layer; and an anode, located on the first insulation layer and including a main portion and an auxiliary portion which are electrically connected to each other. The auxiliary portion is electrically connected to the first conductive layer through the first hole. In at least one sub-pixel, an orthographic projection of the main portion on the substrate does not overlap an orthographic projection of the first hole on the substrate.

Abstract: The disclosure provides a thermal runaway detection circuit and method, and relates to batteries. The thermal runaway detection circuit includes: a sensing module including a sensing cable; a detection module connected to the sensing cable and including at least one set of voltage dividing resistors; a processing module connected to the detection module, wherein the processing module is configured to obtain thermal runaway detection data, and determine whether thermal runaway occurs in the battery pack based on the thermal runaway detection data, wherein the thermal runaway detection data includes battery pack data and sampled data collected from sampling points, and the sampling points are disposed between the two connected voltage dividing resistor sets. The technical solutions in the present disclosure can improve safety of the battery pack.

Abstract: Computer-implemented methods, apparatuses, and system for processing transactions using a blockchain integrated station are provided. The blockchain integrated station includes a central processing unit (CPU) and an intelligent network card. The intelligent network card includes a processor different from the CPU. The intelligent network card is coupled with one or more caches. The blockchain integrated station serves as a blockchain node of a blockchain network. The intelligent network card is configured to receive a transaction of the blockchain network; identify the transaction as a replay transaction by operations comprising: comparing the transaction with historically received transactions in the one or more caches; and in response to a comparison result indicates that the transaction is the same as one of the historically received transactions, determining the transaction as a replay transaction.

Abstract: One or more embodiments of this specification provide a message transmission methods and apparatuses. A method includes: registering each of a plurality of blockchain nodes in a blockchain relay communication network to a blockchain node set indicated in a registration request submitted by a corresponding blockchain node of the plurality of blockchain nodes; generating a routing policy corresponding to each of the plurality of blockchain nodes, the routing policy comprising the blockchain node set that comprises the plurality of blockchain nodes and a relay node that connects to the corresponding blockchain node of the plurality of blockchain nodes; and receiving a first blockchain message sent for a target blockchain node in a target blockchain node set from one of the plurality of blockchain nodes.

Abstract: The present disclosure provides an array substrate and a display device. The array substrate includes: a sub-pixel, in a display region and including a light-emitting element, the light-emitting element including a first electrode, a light-emitting layer and a second electrode; a positive power line, connected to the first electrode; a positive power bus, connected to the positive power line; three positive power access ends, at a side of the positive power bus away from a display region, and respectively connected to the positive power bus; a negative power line; an auxiliary electrode, respectively connected to the negative power line and the second electrode; three negative power access ends, at the side of the positive power bus away from the display region, and respectively connected to the negative power line; and a negative power auxiliary line, respectively connected to the negative power access end and the auxiliary electrode.

Abstract: A display panel, a display device, and a driving method are disclosed, the display panel includes display regions, the display regions include a first display region and a second display region, the display panel further includes a first light-emission control scan driving circuit and a second light-emission control scan driving circuit, and the driving method includes: in the first sub-frame, providing a first start signal to the first light-emission control scan driving circuit to display, and providing a second start signal to the second light-emission control scan driving circuit not to display, in the second sub-frame, providing the first start signal to the first light-emission control scan driving circuit again to display, and providing the second start signal to the second light-emission control scan driving circuit not to display; the second start signal and the first start signal are applied independently, respectively.

Abstract: One or more embodiments of this specification provide block synchronization methods and apparatuses. A method includes: receiving, by a block synchronization device in a blockchain relay communication network and from a relay node of a plurality of relay nodes, a block obtaining request sent by a blockchain node of a plurality of blockchain nodes; selecting, by the block synchronization device from one or more locally stored blocks on the block synchronization device, one or more historical blocks; and sending, by the block synchronization device via the relay node of the plurality of relay nodes, one or more historical blocks to the blockchain node of the one or more blockchain nodes to perform block synchronization by the blockchain node of the one or more blockchain nodes on blocks locally stored by the blockchain node of the plurality of blockchain nodes based on the one or more historical blocks.

Abstract: A display panel and a display device are disclosed, the display panel includes a plurality of display regions, a peripheral region surrounding the plurality of display regions, a plurality of light-emission control scan driving circuits provided in the peripheral region, a first start signal line, and a second start signal line. The first start signal line is different from the second start signal line, the plurality of display regions include a first display region and a second display region, the plurality of light-emission control scan driving circuits include a first light-emission control scan driving circuit and a second light-emission control scan driving circuit, the first start signal line is configured to provide a first start signal to the first light-emission control scan driving circuit, and the second start signal line is configured to provide a second start signal to the second light-emission control scan driving circuit.

Abstract: A display panel and a display device are disclosed, the display panel includes a plurality of display regions, a peripheral region surrounding the plurality of display regions, a plurality of light-emission control scan driving circuits provided in the peripheral region, a first start signal line, and a second start signal line. The first start signal line is different from the second start signal line, the plurality of display regions include a first display region and a second display region, the plurality of light-emission control scan driving circuits include a first light-emission control scan driving circuit and a second light-emission control scan driving circuit, the first start signal line is configured to provide a first start signal to the first light-emission control scan driving circuit, and the second start signal line is configured to provide a second start signal to the second light-emission control scan driving circuit.

Abstract: A device for high-speed real-time sampling of mid-infrared ultrafast light signals includes a time domain amplification unit and a detection unit. The time domain amplification unit is used to perform sampling and time domain amplification on signal light incident to the time domain amplification unit, and convert the signal light of a mid-infrared band into a near-infrared/visible band. The detection unit is used to receive and record information of the to-be-detected signal light processed by the time domain amplification unit to realize high-speed real-time sampling and measurement of the mid-infrared ultrafast light signal. The present disclosure can accurately obtain subpicosecond transient characteristics of the light signal, breaks through the capacity limit to the response rate of a traditional photoelectric detector, the bandwidth of the oscilloscope and the like, and is applicable to femtosecond-level mid-infrared ultrafast light signals.

Abstract: This application discloses a method and apparatus for segmenting point cloud data, a storage medium and an electronic device. The method includes: obtaining target point cloud data by scanning target objects around a vehicle with laser lines; clustering the target point cloud data to obtain a plurality of first datasets, wherein feature points represented by point cloud data within each of the plurality of first datasets are fitted on one segmented line segment, each feature point being a point on a respective target object; and combining the plurality of first datasets according to distances between the corresponding plurality of segmented line segments to obtain a plurality of second datasets, wherein each second dataset includes at least one of the plurality of first datasets. This application resolves a technical problem of relatively low efficiency of point cloud segmentation in the related art.

Abstract: An array substrate includes: a base substrate; and a display region in which a signal line is provided and a fanout region provided on the base substrate, the fanout region including a first fanout line layer in which a first fanout line is provided, a second fanout line layer in which a second fanout line is provided, and one or more spacer layers between the first fanout line layer and the second fanout line layer; the signal line is connected to the first fanout line or the second fanout line; and the spacer layers are made of an insulating material; wherein an orthographic projection of the first fanout line on the base substrate and an orthographic projection of the second fanout line on the base substrate are at least partially overlapped with each other. A method of manufacturing an array substrate and a display device are also provided.

Abstract: A method of booting an electronic device, methods of operating and controlling an electronic device, an electronic device, a control terminal, and an electronic device control system. The method of booting the electronic device includes: displaying a first graphic code on a screen of the electronic device, each of the first graphic codes corresponding to a preset booting instruction; scanning, by a first control terminal, the first graphic code, and transmitting a booting request of the electronic device to a second control terminal according to the first graphic codes; generating, by the second control terminal, a booting command of the electronic device according to the booting request, and transmitting the booting command to the electronic device; determining, by the electronic device, a turning-on time length of the electronic device according to a matching result between the booting command and the preset booting instruction.

Abstract: This disclosure provides a battery module and a battery pack. The battery module includes: a battery set including a plurality of batteries arranged in an array, each of the batteries includes an explosion-proof valve; a cover plate disposed on the battery set; and a thermosensitive assembly disposed between the battery set and the cover plate, the thermosensitive assembly being connected with the cover plate, the thermosensitive assembly including a thermosensitive wire, and thermosensitive wire can provide a prompt signal indicating that the explosion-proof valve of the battery is burst. The battery module according to embodiments of the present disclosure can accurately and effectively transmit the information regarding thermal runaway occurring in the battery to the outside, such that the battery module has a performance of alerting the thermal runaway.

Abstract: A folding canopy with an eave structure includes a plurality of support legs and a canopy top folding assembly. The canopy top folding assembly includes a hingedly connected folding top strut and a hingedly connected folding slant strut. Each of the support legs is disposed with a top seat and a sliding seat disposed one above the other. An eave mechanism is disposed between the folding slant strut and the top seat, and the eave mechanism includes a diagonal strut and an eave strut. One end of the diagonal strut is hingedly connected to the folding slant strut, and the other end of the diagonal strut is hingedly connected the eave strut, and an inner end of the eave strut is hingedly connected to the top seat.

Abstract: An electroluminescent display substrate and a display device are provided. The electroluminescent display substrate includes: a base substrate; a display light-emitting element arranged on the base substrate; an encapsulation structure arranged on the base substrate and covering the display light-emitting element; a light-shielding structure arranged on a side of the encapsulation structure away from the base substrate; and an opening at least passing through the encapsulation structure. The light-shielding structure includes a first light-shielding portion and a second light-shielding portion that extend continuously.

Abstract: One or more embodiments of this specification provide message transmission methods and apparatuses. A method includes: registering each of a plurality of blockchain nodes in a blockchain relay communication network to a blockchain node set indicated in a registration request submitted by a corresponding blockchain node of the plurality of blockchain nodes; generating a routing policy corresponding to each of the plurality of blockchain nodes, the routing policy comprising a blockchain node set that the corresponding blockchain node belongs and a relay node that connects to the corresponding blockchain node; receiving a blockchain message for a target blockchain node in a target blockchain node set; determining a target relay node connected to the target blockchain node according to a tree-structured routing table obtained by organizing routing policies in a tree structure; and transmitting the blockchain message to the target blockchain node.

Abstract: The disclosure relates to the field of display technology. A display substrate motherboard and a method for manufacturing the same are disclosed. In the technical solution provided by the embodiments of the disclosure, by providing via holes formed in the film, instead of small area island-like film patterns, as stitch marks of the display substrate motherboard, a possibility of stitch mark peeling is reduced, thereby further ensuring a reliability and yield of product.

Abstract: One or more embodiments of this specification provide a blockchain system, and a message transmission method and apparatus. The method includes: receiving a blockchain message from a blockchain node of a plurality of blockchain nodes in a blockchain relay communication network; sending the blockchain message to a relay node in a relay cluster of a plurality of relay clusters; and transmitting the blockchain message to the target blockchain node through the target relay cluster, wherein each blockchain node of the plurality of blockchain nodes is connected to at least one relay cluster of the plurality of relay clusters, and each relay cluster of the plurality of relay clusters comprises a load balancer and at least one relay node connected to the load balancer.