39results about How to "Improve the efficiency of transferring data" patented technology

The invention discloses a method for uplink data transmission, terminal equipment and network equipment. The method comprises the steps that the terminal equipment sends a message used for requesting an authorization-free transmission resource to the network equipment; the terminal equipment receives a resource indication message sent by the network equipment, wherein the resource indication message is used for indicating an authorization-free transmission resource allocated by the network equipment for the terminal equipment according to the message used for requesting the authorization-free transmission resource; and the terminal equipment determines the transmission resource performing authorization-free transmission according to the resource indication message. The method for uplink data transmission, the terminal equipment and the network equipment disclosed by the embodiment of the invention can realize competition based uplink data transmission, and improve the data transmission efficiency of a system.

The invention discloses a method used in uplink data transmission, a terminal device and a network device. The method comprises the following steps: a network device generates configuration information for a CTU (Contention Transmission Unit) of an uplink first sub-band, wherein the first sub-band is one sub-band of multiple uplink sub-bands, the multiple uplink sub-bands are respectively provided with a special configuration, and the CTU is a resource unit used for carrying out grant free transmission on the first sub-band; and the network device sends the configuration information of the CTU. According to the method used in the uplink data transmission, the terminal device and the network device provided by the embodiment of the invention, the terminal device can obtain the information of the CTU quickly and effectively, thereby carrying out the grant free transmission; and the efficiency of a system to transmit data can be improved.

The invention discloses a transmission control protocol method for a satellite network, which is a control method for data transmission in a transport layer of the satellite network and is used for flow control and error control of transmission in the network so as to realize high-efficiency data transmission. The method is mainly used for improving congestion avoidance in congestion control through the following steps of: probing an optimal transmission window by dichotomous increase; and then differentiating a congestion error code by a prediction method for calculating the number of data packets being transmitted in the current network so as to effectively solve the problem of high error rate. Meanwhile, a selective acknowledgement (SACK) mechanism is adopted to only retransmit the discarded packets as much as possible when the packets are discarded so as to reduce the possibility of discarding a plurality of packets in primary window data transmitted at a high error rate and improve the utilization ratio of the network. The method can realize high-efficiency data transmission when used in the satellite network with high error rate and large time delay.

The embodiment of the invention discloses a multimedia data transmission method, a device and related equipment. The method comprises the following steps: a first server obtains target live streamingmedia data; if a communication record establishing a connection relationship with the second server exists in the first server, the first server encrypts the target live streaming media data accordingto the communication record; the first server generates a plurality of target data packets according to the encrypted target live streaming media data, and sets a sequence number for each target datapacket. The first server transmits a plurality of target data packets to the second server in parallel, so that the second server performs decryption processing on the live streaming media data contained in the plurality of target data packets, and combines the decrypted live streaming media data into the target live streaming media data according to the arrangement sequence number. By adopting the invention, the transmission efficiency of the live streaming media data can be improved.

The invention relates to electronic equipment, which comprises a base plate, a frame, a telescopic component, a camera, a first antenna and a second antenna, wherein the frame is arranged around the base plate, and one side of the frame is provided with an open slot penetrating into the internal part of the electronic equipment; the telescopic component is telescopically accommodated in the open slot and can extend to the external part of the electronic equipment from the open slot; the camera is arranged on the telescopic component and is electrically connected with the base plate; the firstantenna is electrically connected with the base plate; the second antenna is formed on the telescopic component and is electrically connected with the base plate; and the base plate is used for providing a first excitation signal for the first antenna and providing a second excitation signal for the second antenna when the camera extends to the external part of the electronic equipment with the telescopic component, so that the data transmission efficiency of the electronic equipment is improved, the second antenna is enabled to extend to the external part of the electronic equipment, the shielding and interference of the surrounding environment to the second antenna are reduced, and the data transmission efficiency and accuracy of the electronic equipment are further improved.

The invention provides network switching equipment and a data transmission method thereof. The network switching equipment comprises one or multiple optical modules, a communication interface, a switching chip, differential buses in various types, and a processor; the communication interface receives data sent from the network interface equipment and sends the data to the optical module; the optical module judges whether the data type is matched with the differential bus of the current transmission data; if the data type is matched with the differential bus of the current transmission data, the optical module transmits the data to the switching chip through the differential bus of the current transmission bus; the switching chip sends the data to the processor; if the data type is mismatched with the differential bus, the optical module triggers the switching chip to switch the differential bus of the current transmission data; the switching chip receives a control instruction from theprocessor, and switches the differential bus of the current transmission data to the differential bus matched with the transmission data type according to the transmission data type in the control instruction, and sends the data from the optical module to the processor through the switched differential bus. The network interface equipment in various types is satisfied, and the cost is saved.

The invention provides a cellular unmanned aerial vehicle U2X communication mode selection and trajectory design method and device, equipment and a storage medium, and relates to the technical field of unmanned aerial vehicle sensing. According to the invention, an MIMO mode and a relay mode are provided; the distance between collection data and transmission data of an unmanned aerial vehicle is determined according to a preset data transmission index; further, a received specific data acquisition task is used as a basis, time consumed by a plurality of unmanned aerial vehicles in the cellularnetwork for transmitting data in an MIMO mode or a relay mode is calculated; a cooperation mode consuming less time is used as a cooperation mode for multiple unmanned aerial vehicles to complete thecurrent data acquisition task, a flight path of the unmanned aerial vehicles is planned in the cooperation mode, and through U2X communication of the unmanned aerial vehicle, a plurality of unmannedaerial vehicles in the cellular network cooperate to complete the task of collecting data of a ground sensor and transmitting the data to a base station. Thus, the effect of reducing transmission delay is achieved while the communication service quality is guaranteed.

The invention relates to an information sensing device. The information sensing device is used for connecting sensing devices with the Internet or other network, is connected with different sensing devices and is used for converting data of different formats into the data of the same format for transmission in the network. After sensors collect data information, the data transmission efficiency is improved. The information sensing device comprises a data collection module which is used for collecting required data signals and converting the data signals into electric signals; a data processing module which is used for receiving the electric signals transmitted by the data collection module and processing the received electric signals to obtain forwarding electric signals; and a data forwarding module which is used for receiving the forwarding electric signals processed by the data processing module and sending the forwarding electric signals to a cloud server.

The embodiment of the invention provides a method and a device for selecting a return path, wherein, the method for selecting the return path comprises the following steps: determining all the returnpaths of the small base station for each small base station of all the small base stations; determining the return paths of the small base station for each small base station. As for each return pathof all return path, that instantaneous transmission rate of the link on the return path is kept constant, the transmission time of the link on the return path is adjust, and the path transmission rateof the return path is determined to be the maximum. The return path with the highest transmission rate is selected as the optimal return path. By adjusting the transmission time of the link on the return path, the embodiment of the invention selects the return path with the largest transmission rate of the path as the optimal return path, and the path transmission rate of the optimal return pathis increased, so that the efficiency of the small base station using the optimal return path to transmit data can be improved.

The invention relates to a data synchronization method and device for multiple data sources, computer equipment and a storage medium. The method comprises the steps that service data of multiple data types are sent through different data channels, so that a data platform receiving the service data stores the service data in a data pool, the service data are read from the data pool according to service priorities for data synchronization, and a synchronization result is obtained; after waiting for a preset query interval, sending a first query request to a data platform; the data platform returns a synchronization result queried based on the first query request; and updating a data synchronization identifier of the service data based on the synchronization result, wherein the data synchronization identifier represents whether the service data is successfully synchronized or not. By the adoption of the method, efficient data synchronization operation can be carried out when multiple data sources synchronize mass data at the same time.

The invention provides a frame format configuration method and device, and the method comprises the steps that terminal equipment receives first configuration information transmitted by a base station, and the first configuration information is used for indicating the transmission time of channel occupancy time (COT) indication information; and the terminal equipment monitors COT indication information at the sending opportunity of the COT indication information, and the COT indication information is used for indicating a COT frame format. The sending opportunity of the COT indication information is configured for the terminal equipment through the base station, so that missed detection of the terminal equipment on the COT indication information caused by signal interference or poor channel quality can be avoided, and meanwhile, the power consumption of the terminal equipment for detecting the COT indication information can be reduced.

The invention belongs to the technical field of vehicles, and provides a vehicle data processing method and device, and the method comprises the steps: receiving M pieces of first data returned by anECU within a first preset time; Taking the M pieces of first data as first key values and configuring corresponding key value names, and taking the first key values and the correspondingly configuredkey value names as first key value pairs and storing the first key values and the correspondingly configured key value names into a first data list; If I pieces of second data are received within second preset time, taking the I pieces of second data as second key values, configuring corresponding key value names, and storing the second key values in a second data list; Judging whether a second key value pair with the same key value name and different key values in the first data list exists in the second data list or not; And if yes, sending a second key value pair with the same key value name and different key values in the first data list to the upper computer. The data transmission efficiency of the lower computer can be improved, the power consumption of the lower computer is reduced,and meanwhile the working efficiency of the upper computer can be improved.

The invention discloses a data transmission method and electronic equipment. The method is applied to first electronic equipment with a light reception unit. The method comprises that the light reception unit receives a light signal; based on the light signal, a first operation instruction with first identification is obtained; whether a second operation instruction, which corresponds to the first identification, is received within a preset time is determined to obtain a first determination result; and if the second operation is received within the preset time, data of the first electronic equipment is transmitted to second electronic equipment. The method and electronic equipment can be used to simplify data transmission and improve the data transmission efficiency.

The embodiment of the invention provides a data reading method, device and equipment and a medium. The method includes the steps that when an NVME controller retrieves the physical block page PRP corresponding to the logical block number LBN from a host, the PRP is marked as a retrieved state; based on whether or not the PRP corresponding to the data sent back from a data storage device is markedas the retrieved state, the reading order of the data sent back from the data storage device is determined, wherein the reading order of the data of which the corresponding PRP is marked as the retrieved state is prior to the reading order of the data of which the corresponding PRP is not marked as the retrieved state; the data sent back from the data storage device is read according to the determined reading order.