Abstract: Disclosed is a trace structure of an organic light emitting diode display panel, including an array substrate, wherein the trace structure of the organic light emitting diode display panel includes an outer lead region disposed on a substrate of the array substrate. Two metal trace layers which are mutually insulated are disposed on the outer lead region. A bending region is configured to the outer lead region. Traces of the two metal trace layers and a center line of the bending region are arranged with a non-orthogonal included angle and the metal trace layers connect the organic light emitting diode display panel with external electrical signals.

Abstract: This application provides an uplink transmission method, a terminal, and a network side device. The method includes: storing, by a terminal, an uplink transmission time-frequency resource allocated by a network side device; when the terminal needs to send an uplink signal, determining the to-be-transmitted uplink signal based on a quantity of orthogonal frequency division multiplexing (OFDM) symbols in the uplink transmission time-frequency resource; and sending, by the terminal, the uplink signal to the network side device. During implementation of the uplink transmission method provided in this application, grant free transmission solutions are provided for different uplink transmission time-frequency resources, to effectively improve communication performance.

Abstract: A circuit includes a voltage bus, a load, a plurality of switches, a controller, an encoder, a first switch group, and a second switch group. The first switch group is electrically connected between the voltage bus and the load. The second switch group is also electrically connected between the voltage bus and the load. The controller provides a first output signal indicating a required number of switches to be turned on to meet a power demand of the load. The encoder is configured to select a first combination of on/off states of the first switch group and the second switch group based on (i) the first output signal from the controller and (ii) a second combination of on/off states of the first switch group and the second switch group, and in response to selecting the first combination, transmit a switch signal to effect the first combination.

Abstract: The present disclosure provides an improved bit-flipping method and system for decoding a received LDPC codeword. The decoding process may include estimating values with respect to the bits of the received LDPC codeword by a plurality of bit nodes and check nodes. A flipping energy of a bit node may be obtained based on a function of values of check nodes connected to it. Then, a flipping reliability of the bit node may be determined by comparing the flipping energy with at least one flipping energy threshold. Further, a flipping probability of the bit node may be determined based on the flipping reliability and a flipping rule. A flipping test may be performed according to the flipping probability, and as a result, at least one target bit node that is required to be flipped may be determined and further flipped.

Abstract: A total-reflection infrared reflection device and a preparation method thereof. The device includes two light-transmitting conductive substrates disposed oppositely, the two light-transmitting conductive substrates are packaged to form a seal cavity, in the seal cavity, opposite surfaces of the two light-transmitting conductive substrates are respectively coated with a first liquid crystal layer capable of reflecting left-handed polarized light and a second liquid crystal layer capable of reflecting right-handed polarized light, the first liquid crystal layer includes a polymer network and a cholesteric liquid crystal with a left-handed spiral structure, the second liquid crystal layer includes a polymer network and a cholesteric liquid crystal with a right-handed spiral structure, the cholesteric liquid crystal with the left-handed spiral structure can reflect left-handed polarized light, and the cholesteric liquid crystal with the right-handed spiral structure can reflect right-handed polarized light.

Abstract: A SDN orchestration method includes: obtaining a first request for creating a first logical switch; creating a control plane instance of the first logical switch, and sending first configuration information to instruct the first forwarding device to configure the data plane instance of the first logical switch; obtaining a second request for connecting the first logical switch to a first logical router; sending second configuration information to instruct the first forwarding device to configure a first port of the data plane instance of the first logical switch to be communicatively connected to a second port of a data plane instance of the first logical router on the second forwarding device configured with the data plane instance of the first logical router; and sending third configuration information to instruct the second forwarding device to configure the second port to be communicatively connected to the first port.

Abstract: The present disclosure relates to congestion flow identification methods. One example method includes obtaining, by a network device, a queue length of a non-congestion flow queue, where the non-congestion flow queue includes a data packet or description information of the data packet, determining, by the network device, a target output port of a target data packet when the length of the non-congestion flow queue is greater than or equal to a first threshold, where the target data packet is a data packet waiting to enter the non-congestion flow queue or a next data packet waiting to be output from the non-congestion flow queue, and when utilization of the target output port is greater than or equal to a second threshold, determining, by the network device, that a flow corresponding to the target data packet is a congestion flow.

Abstract: Provided are a backlight module, an under-screen fingerprint identification method, apparatus and an electronic device. The under-screen fingerprint identification apparatus is applied to an electronic device having a backlight module, and includes: a fingerprint identification module disposed under the backlight module and configured to receive an infrared light signal passing through the backlight module that is emitted by an infrared light source and illuminates a human finger, where the infrared light signal is used to detect fingerprint information of the finger; where a haze of the infrared light signal passes through the backlight module is less than a haze of visible light for displaying an image passes through the backlight module. The under-screen fingerprint identification apparatus of embodiments of the present application could effectively implement under-screen fingerprint identification of a passive light-emitting display screen.

Abstract: The method includes: receiving, by a first member device, a second EAPOL-MKA packet sent by a second member device; determining, by the first member device, a first cipher suite, and determining a first secure association key SAK corresponding to the first cipher suite; and sending, by the first member device, the first cipher suite and the first SAK to the second member device in CA. Based on the foregoing technical solution, a device in the CA may determine a cipher suite and a secure association key corresponding to the cipher suite that are used for MACsec secure data transmission. In addition, all devices in the CA support the determined cipher suite. In this way, a problem that the cipher suite needs to be re-determined because one or more devices do not support the cipher suite determined by the first device can be avoided.

Abstract: The present invention relates to the technical field of internet of things transmission. Disclosed is an internet of things information system. The internet of things information system of the present invention comprises an object platform, a sensing network platform, and an operator management platform; the object platform establishes a communication protocol with the operator management platform through the sensing network platform; the object platform comprises a perception information system and a control information system; the perception information system acquires perception information of the object platform; the control information system controls objects by control information; the sensing network platform comprises a perception information communication system and a control information communication system; and the operator management platform comprises a perception information management system and a control information management system.

Abstract: Provided is an LED display unit, comprising a front body, a lamp plate and a rear body, wherein the lamp plate is bendable and flexible, and the rear body comprises a plurality of rear body units, the front body is covered on one side of the lamp plate provided with LED lamps, each rear body unit is fixedly connected to a side of the lamp plate facing away from the LED lamps, and adjacent rear body units are arranged at intervals; by adopting the bendable and flexible lamp plate, every single LED display unit can be directly adjusted into a curved surface or any curved surface shape; a plurality of rear body units are fixed on the lamp plate, and gaps exist between the rear body units, which is beneficial to releasing bending stress and preventing the rear body from breaking during bending.

Abstract: Techniques for determining exciting moments in a game video are described herein. The disclosed techniques comprise capturing a video frame in a target game video; obtaining an icon associated with a game character in the video frame; determining a corresponding health point of the game character in the video frame based on the icon; determining a health point change of the game character by comparing a plurality of health points of the game character in the plurality of video frames; and determining at least one exciting moment in the target game video based on the health point change.

Abstract: A structure with a lid includes a lid body, a cartridge main body, and an elastic member. A first end of the lid body is rotatably connected to the cartridge main body. A first engaging portion is arranged at the lid body, a second engaging portion is arranged at the cartridge main body, a pressing portion is connected to an outer side of the second engaging portion which is elastically deformed outwards when it's pressed. A first retaining slot is arranged at a bottom of the lid body, a second retaining slot is arranged at a top of the cartridge main body, and the elastic member are disposed in the retaining slots, the first engaging portion is detached from the second engaging portion and the elastic member is in an extended state when the lid body is in the opened state.

Abstract: An integrated fire alarm method includes receiving a preliminary detection signal from a preliminary detector, and comparing the preliminary detection signal with a predetermined corresponding threshold; controlling a notification device to issue an early-warning notification if the preliminary detection signal is greater than the corresponding threshold; receiving a primary detection signal from a primary detector after issuing the early-warning notification, and comparing the primary detection signal with predetermined corresponding threshold; and controlling the notification device to issue a formal notification if the primary detection signal is greater than the corresponding threshold.

Abstract: Disclosed are a heat radiating assembly and a connector. The heat radiating assembly is disposed on the connector used to mate with a docking connector having a heat generating portion. The heat radiating assembly includes a heat radiating member and a heat conduction member. The heat radiating member is provided with a trough. The heat conduction member is disposed in the trough and is configured to transfer heat of the heat generating portion to the heat radiating member, allowing the heat to be radiated through the heat radiating member. The connector includes the heat radiating assembly.

Abstract: A semiconductor structure is disclosed. The semiconductor structure includes a staircase structure disposed over a substrate. The staircase structure includes a plurality of layer stacks, where each layer stack is made of a first material layer over a portion of a second material layer. The staircase structure further includes a plurality of landing pads, where each landing pad is disposed over another portion of the second material layer of a respective layer stack.

Abstract: An application program control method and apparatus relating to the communications field, where the method includes acquiring user operation information, determining, according to the user operation information, an application program icon operated by a user, determining a target control operation according to a control operation of an application program corresponding to the application program icon, and executing the target control operation. Hence, quick and efficient control on the application program is implemented.

Abstract: A wireless local area network data transmission method and an apparatus, such that a bandwidth mode can be flexibly configured, and idle channel utilization and a throughput can be increased. The method includes sending, by a first station (STA), respective preambles and data on a primary channel and at least one secondary channel of a communication channel to a second STA, where the at least one secondary channel includes some secondary channels of the communication channel, and a bandwidth (BW) sub-field in the preamble is set to a value that indicates a complete bandwidth of the communication channel and that indicates skipping preamble puncturing.

Abstract: A control device for a hydraulic machine such as a revolving excavator work machine in which a load-sensing pump control system is adopted The control device prevents variation in pump control characteristics among a plurality of hydraulic machines and also prevents variation in the operating speed of individual drive units in the hydraulic machines The control device; and it is configured to perform, by using a storage unit and a calculation unit outside the hydraulic machine, a process of causing an engine rotation state and a hydraulic actuator operation state to be specific states and calculating a correction rate for a control output value of an electromagnetic proportional valve for generating a control pressure, based on detection of an error in the flow rate of a hydraulic pump or its substitute numerical value such as the rotational speed and the like of a traveling motor which is easily detectable from outside.