Abstract: In some implementations, an optical communications device includes a silicon photonics (SiP) transceiver with transmitter shielding, comprising: a set of receivers; a set of transmitters with shielding, comprising: a set of drivers; a set of Mach-Zehnder modulators (MZM); a set of ground pours at least partially surrounding the set of MZMs; and a set of bonding wires at least partially surrounding the set of MZMs, wherein the set of ground pours and the set of bonding wires are positioned to electromagnetically confine transmission from each transmitter, of the set of transmitters, wherein the set of ground pours are connected to ground pads of the set of drivers, and wherein the set of ground pours are connected to a ground of the SiP transceiver.

Abstract: A rapid assembly and automatic sampling drilling tool for frozen soil layer exploration includes a fixed flow divider, a flow guide pipe, a coring pipe and a drill bit. The fixed flow divider is connected to the drill bit through the flow guide pipe and the coring pipe mounted between the fixed flow divider and the drill bit. Two ends of the flow guide pipe communicate with the fixed flow divider and a main flow channel in the drill bit respectively. Hot water in the fixed flow divider can be conveyed into the drill bit through the flow guide pipe and sprayed from a nozzle arranged on the drill bit for drilling and coring operations. An inlet of the coring pipe communicates with a coring channel in an inner cavity in the drill bit, and a core sample drilled by the drill bit is taken out through the coring pipe.

Abstract: An array substrate includes sub-pixels, gate lines and data lines. The sub-pixels form pixel groups each including the first and second sub-pixels. The first sub-pixel includes a first transistor and a first electrode group including a first pixel electrode and a first commons electrode. The second sub-pixel includes a second transistor and a second electrode group including a second pixel electrode and a second common electrode. The gate lines form gate line groups each including a first gate line and a second gate line. At least part of the data lines each include: first data segments between a i-th column of sub-pixels and a (i+1)th column of sub-pixels, second data segments between a (i?j)-th column of sub-pixels and a (i?j-1)-th column of sub-pixels, and third segments. An overlapping are of the first pixel electrode and first common electrode equals that of the second pixel electrode and second common electrode.

Abstract: An access method and apparatus, and a communication system is provided One example method includes: sending resource configuration information, where the resource configuration information configures a first time-frequency resource used for access of a plurality of terminals; and receiving access information from at least one of the plurality of terminals on the first time-frequency resource, where the access information of the terminal includes at least one of first identity information or status information of the terminal, the first identity information identifies the terminal, and the status information indicates a status of the terminal.

Abstract: A rock-piercing flexible rock drilling robot and a rock breaking method therefor are disclosed. The robot includes a control system, a head, and at least one tail. The head includes a head housing, a propulsion turntable, a drilling mechanism, a hydraulic propulsion system, a first driving mechanism, and a second driving mechanism. The propulsion turntable includes a drill bit located at a center thereof and a cutting turntable arranged around the drill bit. The first driving mechanism is connected to the drill bit, and the second driving mechanism is connected to the cutting turntable. The tail includes a tail housing, an advancing and retreating power system, and a fixed support system. The head and the tail are connected through a flexible component, and the tails are connected through flexible components.

Abstract: Embodiments of the disclosure provide a method, an apparatus, a device, and a readable medium for network simulation. The method includes: running a simulation network corresponding to a backbone network and a data center network in a simulation test environment, where the simulation network includes simulation nodes corresponding to a full set of devices in the backbone network and simulation nodes corresponding to a part of devices in the data center network, and the part of devices include a full set of core devices in a core-level network of the data center network and a part of basic devices sampled from a basic-level network; receiving a test request for the data center network, where the test request includes change command for one or more devices; adjusting the simulation network based on the test request; and performing network simulation on the adjusted simulation network in the network simulation environment.

Abstract: Techniques for improving computing efficiency of a processor by optimizing a computational size of each computing core in the processor are provided. The techniques include obtaining a configuration space for a target parameter; obtaining a computational time model of the processor, the computational time model is a function of the target parameter and a number of computing cores of the processor; traversing the target parameter in the configuration space, and calculating, based on the computational time model, a computational time corresponding to the target parameter that is selected; in response to the target parameter being a k-th parameter with a minimum computational time, determining the target parameter as the k-th parameter; and improving the computing efficiency of the processor by configuring the computational size of each computing core in the processor based on the k-th parameter.

Abstract: A display panel includes an active area and a border-frame area located at a periphery of the active area, the active area includes a plurality of sub-pixels and a plurality of data lines connected to the sub-pixels, and the border-frame area includes a testing area and a bonding area; the testing area includes a plurality of testing units that are arranged periodically in a first direction, each of the testing units includes one or more switching transistors, a first electrode of each of the switching transistors is connected to a testing-signal lead wire, and a second electrode is connected to one of the data lines; the bonding area includes a plurality of bonding units that are arranged periodically in the first direction, each of the bonding units includes one or more bonding pads, and each of the bonding pads is connected to one of the data lines.

Abstract: In accordance with various embodiments of the present disclosure, an integrated circuit for determining an angular position of an electric motor having a rotatable shaft and a resolver is provided. In some embodiments, the integrated circuit comprises (i) an angle sampling module adapted to receive a signal from the resolver and to repeatedly determine, at an angle sampling rate, the angular position of the rotatable shaft using the signal from the resolver, (ii) an interpolation module to determine an interpolated value of the angular position of the rotatable shaft at each cycle of a motor control loop rate, and (iii) a motor control module adapted to provide a pulse width modulated (PWM) signal to the motor. The PWM signal is based at least in part on the determined interpolated value of the angular position of the rotatable shaft determined at each cycle of the motor control loop rate.

Abstract: A system having, for example, data lines. In a case of any device that loses power, to keep communications, the data lines may be disconnected from, for instance, a physical layer transceiver, and at the same time, the lines may be connected to other lines to bypass the powered-off device. FETs and reed switches may be used for connection, disconnection and bypass functions.

Abstract: Provided in the present application are a data message response method and apparatus, an electronic device and a storage medium. The method comprises: receiving request information, and searching for a plurality of response messages corresponding to the request information; and according to the plurality of response messages, executing a response process. The response process comprises: determining whether the data volume of the plurality of response messages is greater than a first threshold value; and when determining that the data volume of the plurality of response messages is greater than the first threshold value, using round-robin algorithm to select, in the manner of round robin, from the plurality of response messages a first predetermined number of target response messages for response, the first predetermined number being less than the total number of the response messages.

Abstract: The present disclosure provides a display panel. The display panel includes a base substrate, a first conductive layer and an active layer that are stacked in sequence. The first conductive layer includes a plurality of gate signal lines. The gate signal line includes a body part and a plurality of additional parts. An orthographic projection of the body part on the base substrate extends along a first direction. The plurality of additional parts are distributed at intervals in the first direction and coupled to a side of the body part in a second direction. The additional part is used to form a gate of a driving transistor. The active layer includes a plurality of active structures disposed corresponding to the plurality of additional parts. Orthographic projections of the plurality of active structures on the base substrate are separated from each other.

Abstract: A bed frame includes: an external frame, an internal supporting portion and a bed cover. The external frame is a hollow frame. The internal supporting portion is of a large-interval structure. The internal supporting portion is arranged inside the external frame to reinforce the strength of the external frame. The bed cover covers the top faces of the external frame and the internal supporting portion to form a flat bed surface.

Abstract: The disclosure relates to a method and system for processing information in a content delivery network (CDN). The method includes: obtaining total bandwidth values at respective sampling time points within a management cycle, and arranging the total bandwidth values in chronological order; determining an interval between a first sampling time point and a second sampling time point as a management interval; determining usage ratios of respective bandwidth users according to a first bandwidth value used within the management interval by the bandwidth users sharing the CDN bandwidth, and a second bandwidth value in total used within the management interval by all of the bandwidth users sharing the CDN bandwidth; and managing, based on the usage ratios, bandwidth usage by the respective bandwidth users.

Abstract: Embodiments of this application provide a multi-device-based online interaction method, and relate to the field of terminals. A first electronic device starts a first application to play first playing content. When the first electronic device receives a control instruction for hopping the first playing content of the first application to a second electronic device, the first electronic device sends a hopping message to the second electronic device. When the second electronic device receives the hopping message, the second electronic device continues to play the first playing content. In response to a control starting instruction transmitted by a content provider server, the first electronic device starts an interaction control. The first electronic device obtains interaction information of the interaction control, and sends the interaction information to the content provider server.

Abstract: The embodiments of the disclosure provide an immersion liquid cooling device and a liquid cooling system. The liquid cooling device includes a cabinet comprising a first cavity and a second cavity integrated on a side wall of the first cavity; and a heat exchange module adapted to be inserted into the second cavity via an opening on the second cavity, and comprising a heat exchanger, a coolant driving device and a guiding assembly, the heat exchanger being configured to cool the first coolant with the second coolant, the coolant driving device being configured to drive the first coolant to circulate between the second cavity and the first cavity, and the guiding assembly comprising a liquid flow channel configured to guide the first coolant from the coolant driving device to the heat exchanger.

Abstract: The disclosure relates to a method, apparatus, electronic device and storage medium for scheduling for a content distribution network (CDN). The method includes: in response to an access request, received by an edge node, for a user to access a target website, determining whether target cache data corresponding to the target web site exists in the edge node; in response to absence of the target cache data in the edge node, reading address mapping data according to a load balancing strategy corresponding to the content delivery network; in response to determining that a target historical access network address corresponding to the target website exists in the address mapping data, determining a target edge address corresponding to the target historical access network address; and sending target cache data in the target edge address, corresponding to the target historical access network address to a user equipment through a cache service of the CDN.

Abstract: A communication method includes that a first device deletes a first data packet. The first device sends first signaling to a second device, where the first signaling includes or indicates a first buffer, the first buffer is used to compress a second data packet or used to decompress a compressed second data packet, a serial number of the first data packet and a serial number of the second data packet are consecutive, the serial number of the second data packet follows the serial number of the first data packet, and the second device is a receiving device of the compressed second data packet.

Abstract: The present application discloses audio mixing methods and related apparatuses. An example method includes: receiving at least one piece of indication information from at least one audio source device, where the at least one piece of indication information corresponds to at least one audio stream generated by the at least one audio source device. The method further includes determining an audio mixing weight of the at least one audio stream based on the at least one piece of indication information.

Abstract: A thermal management system and a vehicle. The thermal management system includes a compressor, a liquid-cooled gas cooler, a coaxial tube, an internal gas cooler, an external gas cooler, and an evaporator; the coaxial tube includes a high-pressure inlet, a high-pressure outlet, a low-pressure inlet, and a low-pressure outlet; the low-pressure outlet is connected to an inlet of the compressor; an outlet of the compressor is connected to a first port of the liquid-cooled gas cooler; a second port of the liquid-cooled gas cooler is connected to an inlet of the external gas cooler and an inlet of the internal gas cooler; an outlet of the external gas cooler is connected to the high-pressure inlet; an outlet of the internal gas cooler is connected to a first port of the evaporator and a low-pressure inlet; and a second port of the evaporator is connected to the high-pressure outlet.