Abstract: A system for monitoring laser luminous power and method, and a collimating lens thereof are provided, which relate to the field of optical communications. The collimating lens includes a lens main body, where the lens main body includes a light-incident surface into which a divergent beam is input; a first light exit surface from which a collimated beam is output; a second light exit surface; and a reflective surface which reflects a certain proportion of the light beam to the second light exit surface for output. The system includes a laser, the collimating lens described above, and a photoelectric conversion chip. The laser is connected to the light-incident surface of the collimating lens via an optical path, and the photoelectric conversion chip is connected to the second light exit surface of the collimating lens via an optical path.

Abstract: A method and equipment for regulating a communication parameter are provided. The method includes that: a first equipment establishes a communication with a second equipment according to a preset configuration of a Cyclic Prefix (CP) length; the first equipment regulates the configuration of the CP length according to a network state and/or service state in a communication process; and the first equipment sends CP length regulation indication information to the second equipment, the CP length regulation indication information indicating a result of regulation performed by the first equipment on the configuration of the CP length; wherein the first equipment is network equipment, and the second equipment is terminal equipment.

Abstract: A method, device, storage medium and system for determining a time-domain resource determination are provided. The method includes that: allocation information for scheduling a time-domain resource is received from a network device (S401), the time-domain resource to be scheduled including a time-domain resource required by channel transmission; a time-domain position is determined for the time-domain resource to be scheduled based on a preset rule according to UL/DL time-domain resource configuration information and the allocation information; and channel transmission is performed with the network device through the time-domain resource to be scheduled according to the time-domain position corresponding to the time-domain resource to be scheduled.

Abstract: Implementations of the present disclosure provide an indication method, a detection method, and a related device. In the present disclosure, a network device indicates to user equipment, within what frequency domain ranges there is no SSB transmission, thereby preventing the user equipment from performing useless searches in the frequency domain ranges in which there is no SSB.

Abstract: Disclosed are a method and device for signal detection. The method comprises: a terminal receives system configuration information of a second transmission point sent by a first transmission point; the terminal performs downlink signal detection on the second transmission point according to the system configuration information of the second transmission point. The terminal in embodiments of the present invention can obtain the system configuration information of the second transmission point from the first transmission point, thereby reducing the complexity of signal detection on the second transmission point by the terminal.

Abstract: The present disclosure provides a peep-proof film, the peep-proof film includes a light-transmitting film body, an electrophoretic liquid, a first electrode pattern and a second electrode pattern, the film body includes a light incident surface and a light exit surface which are opposite to each other, the first electrode pattern and the second electrode pattern are spaced in a thickness direction of the peep-proof film, the film body has a plurality of receiving cavities thereinside, the electrophoretic liquid is in the receiving cavities, the electrophoretic liquid is located between the first electrode pattern and the second electrode pattern and includes a dispersion medium and electrophoretic particles, and a refractive index of the dispersion medium is less than that of the film body. The present disclosure further provides a backlight source and a display device.

Abstract: Disclosed are a method and device for transmitting a synchronization signal block (SSB), and a storage medium. The method comprises: when an SSB is to be transmitted in an unlicensed band, lengthening a time window for transmission of an SSB; and transmitting the SSB in the lengthened time window. Implementing the solution of the present invention can increase a success rate of SSB transmission.

Abstract: A wireless communications method and device are provided. The method and device lower bit overheads and reduce the complexity of terminal processing in the sending of a synchronization signal (SS) block. The method includes determining that a first indication field in a physical broadcasting channel (PBCH) included in a first SS block is used to indicate a physical resource block (PRB) grid offset between channels or signals of an SS block and a non-SS block or indicate resource information of a second SS block. The method further includes sending the first SS block, wherein when it is determined that the first indication field is used to indicate the resource information of the second SS block, the first indication field in the first SS block indicates the resource information of the second SS block.

Abstract: Random access method, terminal device, network device, and storage medium Disclosed is a random access method, comprising: a terminal device determines a first physical random access channel (PRACH) resource set and a second PRACH resource set, the first PRACH resource set being used for the PRACH sending during a first-type random access process, the second PRACH resource set being used for the PRACH sending during a second-type random access process, at least one of first PRACH resources comprised in the first PRACH resource set being different from second PRACH resources comprised in the second PRACH resource set; the terminal device determines a target PRACH resource from the first PRACH resource set or the second PRACH resource set, the target PRACH resource being used for the PRACH sending during a random access process.

Abstract: Provided by the embodiments of the present application are a wireless communication method and device, which may reasonably determine whether a specific channel or signal needs to be detected. The method includes: detecting a first signal or channel sent by a network device; and determining whether to detect a second signal or channel according to a detection result of the first signal or channel and a configuration made by the network device regarding a relationship between the detection result of the first signal or channel and whether to detect the second signal or channel.

Abstract: Implementations of this disclosure provide a resource allocation method, a terminal device, and a network device. The method includes: receiving, by a terminal device, first indication information sent by a network device, the first indication information being used for determining frequency domain units included in a first interlace on a first BWP; and determining, by the terminal device, the frequency domain units included in the first interlace according to the first indication information.

Abstract: A display device is provided, including: a back plate; a plastic frame connected to the back plate; a backlight module a privacy film on a light emitting side of the backlight module; and a dimming sheet on a side of privacy film away from the back plate, wherein the dimming sheet is configured to be capable of adjusting a viewing angle of the display device. The plastic frame includes a first surface and a side end face, the first surface is a surface of the plastic frame close to the dimming sheet, the side end face is a side face of the plastic frame close to the dimming sheet, the plastic frame further includes a chamfered portion at a transition position between the side end face and the first surface, and the chamfered portion has a rough surface that is configured for diffracting the light incident on the chamfered portion.

Abstract: The present disclosure discloses a signal transmission method and apparatus, and a computer storage medium. The method includes: a terminal device determines a synchronization signal transmission mode on a first carrier, where the synchronization signal transmission mode is a first transmission mode or a second transmission mode; and the terminal device receives information on the first carrier according to the synchronization signal transmission mode. A network device determines a synchronization signal transmission mode on a first carrier, where the synchronization signal transmission mode is a first transmission mode or a second transmission mode; and the network device sends information to a terminal device on the first carrier according to the synchronization signal transmission mode.

Abstract: Provided are a mobile communication system, method and device, which relate to the technical field of communications. The system comprises: an anchor node, a master node, a relay network and a terminal, wherein the anchor node is connected to the master node by means of a fixed connection, and the anchor node is an anchor point of a user plane and/or a control plane; the master node is connected to the relay network by means of a first wireless connection, and the relay network is connected to the terminal by means of a second wireless connection; and the relay network comprises at least one relay node, and in the at least one relay node, there is a first relay node directly connected to the master node, and there is a second relay node directly connected to the terminal.

Abstract: A method for data transmission, applied to a transmitting end user equipment (UE), includes acquiring an indication with respect to a logical channel; determining a hybrid automatic repeat request (HARQ) retransmission without requiring feedback or requiring feedback of data to be transmitted based on the indication with respect to the logical channel on HARQ retransmission of the data to be transmitted; and transmitting, according to the HARQ retransmission mode, the data to be transmitted to a receiving end UE.

Abstract: An ultra-thin board-to-board photoelectric conversion device includes: a plug arranged at one end of an optical fiber; a socket on which the plug is arranged; a retaining element arranged to retain the plug in the socket; and a first circuit substrate on which the socket is mounted. The plug includes: a second circuit substrate; and a photoelectric chip, a lens for transmitting and processing light beams between the optical fiber and the photoelectric chip and a gold finger arranged on the second circuit substrate. The socket includes: a socket main body; and a hollow part for accommodating the lens and the photoelectric chip, an elastic sheet electrode extending from top of the socket main body to bottom of the socket main body and a casing arranged on the socket main body extending from an outer circumference of the socket main body to the top of the socket main body.

Abstract: Provided are an information transmission method and device. The method includes: receiving, by a terminal device, a first synchronization signal block sent by a network device; and obtaining, by the terminal device, resource information of a second synchronization signal block based on the second information if the first information indicates that RMSI is not present, where the first synchronization signal block comprises a first physical broadcast channel (PBCH), and information carried on the first PBCH comprises first information and second information. The first information is used for indicating whether remaining minimum system information (RMSI) is present, and when the first information indicates that RMSI is not present, the second information is used for indicating resource information of a second synchronization signal block.

Abstract: Disclosed are a method for transmitting a signal, a terminal device and a network device. The method comprises: determining a time sequence of each synchronization signal block from among a plurality of synchronization signal blocks in a first period; and respectively receiving the plurality of synchronization signal blocks according to the time sequence of each synchronization signal block in the first period. By means of the method, the terminal device and the network device in the embodiments of the present application, the computational complexity of a terminal device can be reduced, the detection time can be reduced, and the power consumption can be saved on.

Abstract: Implementations of the present disclosure provide a method and device for signal transmission. The method comprises: a first device transmits at least one first signal on a first carrier by means of a first beam, the first beam comprising at least one beam; the first device receives at least one second signal sent by a second device on the first carrier.

Abstract: A method for wireless communication, applied to a terminal device in communication with a first network and a second network, is disclosed. The method includes reducing, by the terminal device when an uplink duty cycle of the second network is greater than a maximum uplink duty cycle of the second network, a power class of a total transmit power of the first network and the second network. The uplink duty cycle of the second network is a proportion of time domain resources that can be used for uplink transmission in a time unit.