Abstract: A method and apparatus for path computation includes generating, by a Path Computation Client (PCC), a path computation element communication protocol (PCEP) message, whereby the PCEP message comprises a characteristic associated with a level of protection of a Protection Label Switch path (LSP) with a Working LSP; and transmitting, by the PCC, the PCEP message to a Path Computation Element (PCE), for path computation.

Abstract: An ESIM card activation method includes receiving, by the wireless router by using a near field communication module, a configuration file that is used to activate an ESIM card and that is sent by a user terminal. The method further includes installing, by the wireless router, the configuration file to complete ESIM card activation. The method further includes establishing, by the wireless router, a first wireless network by using the activated ESIM card.

Abstract: The embodiments of the present disclosure disclose a method for uplink multiuser data transmission and a system for uplink multiuser multiple input multiple output. The method includes: sending, by an access point AP, indication information to at least two stations STAs, wherein the indication information is used for indicating that the at least two STAs perform an uplink multiuser data transmission; receiving, by the AP, uplink data sent by the at least two STAs through channels from the at least two STAs to the AP, respectively; and demodulating, by the AP, the uplink data sent by the at least two STAs using receiving beams corresponding to pre-estimated channels from the at least two STAs to the AP, respectively.

Abstract: A shift register unit includes a shift drive sub-circuit, storing a voltage of a signal input terminal or outputting a voltage of a second clock signal terminal to a first signal output signal; an output sub-circuit, outputting a voltage of a first voltage terminal to a second signal output terminal; a pull-down sub-circuit, pulling down voltages of the first signal output terminal and the second signal output terminal to a second voltage terminal and a third voltage terminal.

Abstract: The present disclosure relates to communication methods. In one example method, an access network device and a terminal each determine a format of at least one mini-slot group based on a first subcarrier width used for a first control channel and a second subcarrier width used for a second control channel. The access network device sends first indication information and second indication information to the terminal. The terminal determines, based on the first indication information, a time-domain location of each mini-slot group in which the second control channel is carried, and determines, based on the format of the at least one mini-slot group and the second indication information, a time-domain location of a mini-slot that is in each mini-slot group and in which the second control channel is carried.

Abstract: Embodiments relate to a wireless communication device of a group of wireless communication devices configured to communicate with a base station, the wireless communication device comprising a transceiver configured to receive a token from the base station and a processor configured to generate a first data structure on the basis of a function of the token and of a key ki of the wireless communication device and a second data structure comprising an identity idi of the wireless communication device, wherein the transceiver is further configured to broadcast the first data structure and the second data structure to the group of wireless communication devices and the base station.

Abstract: The present invention provides an array substrate and manufacturing method thereof. The array substrate includes a thin film transistor including a gate, an active layer, a gate insulation layer, a source, and a drain. The active layer includes a first active layer and a second active layer laminated with one another, and material of the first active layer and the second active layer are different, to increase the on-state current of the thin film transistor. The present invention increases the on-state current by reducing a contact barrier with the gate insulation layer or reducing a depletion area of the active layer.

Abstract: Embodiments of the present invention disclose a method and an apparatus for transmitting data, and the method includes: first setting at least two second resource groups in each first resource group of at least one first resource group, and setting at least two reference signals in each of the second resource groups; then encoding data to be transmitted and generating two data streams from the encoded data; then, mapping the two data streams onto an available resource element of two different antenna ports, in which the reference signals corresponding to the two different antenna ports are set on two different second resource groups; and finally, transmitting, on the available resource element of the two different antenna ports, data on the two antenna ports. The present invention is applicable to the field of communications systems.

Abstract: An engine device including: an EGR device configured to circulate, as EGR gas, a portion of exhaust gas exhausted from an exhaust manifold manifold to an intake manifold; and an EGR cooler configured to cool EGR gas and supply the EGR gas to the EGR device. The EGR cooler includes a heat exchanger and a pair of flange portions. The heat exchanger has a coolant passage and an EGR gas fluid passage alternately stacked. The flange portions are disposed on the heat exchanger. An outlet of the coolant is disposed in one of the flange portions, while an inlet of the coolant is disposed in the other flange portion. An inlet of the EGR gas is disposed in one of the flange portions, while an outlet of the EGR gas is disposed in the other flange portion.

Abstract: Disclosed herein are methods, systems, and apparatus, including computer programs encoded on computer storage media, for hiding copyright information in printable materials. One of the methods includes generating, by a computing device, a unique identifier (ID) based on copyright information associated with digital content, wherein the copyright information and the digital content are recorded on a blockchain of a blockchain network; determining one or more features associated with one or more printable materials; and converting the unique ID to a digital watermark based on the one or more features, the digital watermark not being apparent to an unaided human eye when printed on the one or more printable materials and enabling retrieval of the copyright information from the blockchain based on the unique ID.

Abstract: An array substrate includes a substrate, at least one first light-shielding layer disposed above the substrate, semiconductor retention layers disposed on a side of the at least one first light-shielding layer facing away from the substrate, and data lines disposed on a side of the plurality of semiconductor retention layers facing away from the at least one first light-shielding layer. One first light-shielding layer of the at least one first light-shielding layer is disposed between one semiconductor retention layer of the semiconductor retention layers and the substrate, and an orthographic projection of the first light-shielding layer on the substrate covers an orthographic projection of the semiconductor retention layer on the substrate. The data lines are in one-to-one correspondence with the semiconductor retention layers, and an orthographic projection of each data line on the substrate overlaps with an orthographic projection of a corresponding semiconductor retention layer on the substrate.

Abstract: Techniques for processing blockchain data are described. A node in a blockchain network receives service data generated by a first service, wherein the service data comprises a data structure having a field a value of which indicates that the first service is associated with a first processing level. The node stores, based on the value of the field, the service data in a first data processing queue selected from a plurality of data processing queues, wherein the first data processing queue corresponds to the first processing level, and each of the plurality of data processing queues corresponds to a different processing level. The node generates a new block that stores the service data read from the first data processing queue, and additional service data read from one or more of the plurality of data processing queues.

Abstract: An aspect of the disclosure provides a method of network slice management performed by a Communication Service Management Function (CSMF). The method includes receiving service requirements and receiving capability exposure information. The method further includes transmitting network slice requirements in accordance with the service requirements and capability exposure information. In some embodiments the capability exposure information is received from a Network Slice Management Function (NSMF). In some embodiments the network slice requirements are transmitted to the NSMF. Other aspects are directed to methods implemented by an NSMF and a Network Sub-Slice Management Function (NSSMF). Other aspects are directed to the network functions themselves.

Abstract: Methods, systems, and devices, including computer programs encoded on computer storage media, for selecting a target face are provided. One of the methods includes: obtaining at least one facial area including one or more faces in an image taken by a camera; determining, based on the image, a spatial distance between each of the one or more faces and the camera; and selecting, based on the spatial distance, the target face from the one or more faces.