40results 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 discloses a data transmission system based on an external device and accessible registers. The system comprises a plurality of external accessible registers and an external bus device. The external accessible registers are located in a processor core, and the external device modifies and reads data by external accessible registers accessing the external bus device directly. The invention further discloses a data transmission method based on the the external device and the accessible registers. The method include steps of transmitting data to a processor by the external accessible registers and transmitting data to the external accessible registers by the processor. The external device directly accesses the external accessible registers located in the processor and transmits data with the processor.

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 discloses a flow control method and an adjustment method of a data channel. The flow control method comprises the steps: obtaining an identifier of each piece of data in a data set of ato-be-written data channel, and writing each piece of data into a corresponding data channel according to the identifier of each piece of data so as to perform data transmission, wherein a data interval corresponding to each data channel forms a fixed interval range, each piece of data carries an identifier, and each identifier corresponds to one data interval. The technical problem of resource waste caused by the fact that the number of channels cannot be automatically adjusted in the prior art is solved.

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 a measurement-while-drilling two-way communication method and a system thereof. The method comprises the following steps: (1) obtaining a real-time rotating speed of an underground drill stem; (2) determining whether the real-time rotating speed of the underground drill stem is adjusted or not; and if yes, performing step (3); if not, exiting a communication process; and (3) determining whether the adjusted rotating speed of the underground drill stem is re-adjusted to a rotating speed before adjusting or not within a certain time; if yes, an underground logging instrument is used for transmitting communication data to ground; and if not, exiting the communication process. The measurement-while-drilling two-way communication method and the system thereof can realize two-way communication of a measurement-while-drilling system and improve data transmission efficiency of the system.

The invention provides a unified access and protocol conversion board card for heterogeneous equipment of an unmanned aerial vehicle. The board card comprises an FPGA module, a power supply module, a clock module, a photoelectric conversion module, a storage module, an interface circuit module and a connector module, the board card supports SDI, CAN, asynchronous RS422, synchronous RS422, 1000Base-T Ethernet port, optical fiber Rapid and PCIe interfaces; the board card provides the PCIe interface which is a unified interconnection interface of an access board card and a main processing card of a task computer; the board card supports conversion of physical levels of various interfaces into general TTL levels; the board card supports analysis of physical layer protocols and transmission protocols of various interfaces; and the board card supports data parallel transceiving of various interfaces. According to the invention, the requirements for diversified interfaces of airborne equipment are met; design and development of the equipment access system are simplified; the efficiency of data transmission between devices is improved; and flexible use of load equipment is supported.

The embodiment of the invention provides a data transmission method and system. The data transmission method comprises the following step of: transmitting data to UE (User Equipment) corresponding to a first H-RNT1 (HS-DSCH (High-Speed Downstream Shared Channel) Radio Network Temporary Identifier1) through a relay node corresponding to a second H-RNT1 according to a mapping relation between the first H-RNT1 of the UE and the second H-RNT1 of the relay node accessed by the UE. Through adopting the technical scheme provided by the embodiment of the invention, the coverage capability of a cell border can be extended, and the efficiency of transmitting data to the UE at the cell border can be further improved.

The invention provides a virtual desktop external equipment transmission method and a system. Whether communication between external equipment connected with a client computer and opposite-end equipment is needed is determined by a virtual computer, when communication between the external equipment connected with the client computer and the opposite-end equipment is determined to need to carry out, a reassortment message is sent by the virtual computer respectively to the client computer and the opposite-end equipment, the reassortment message comprises identification information of the client computer and identification information of the opposite-end equipment, the client computer modifies destination address information in self network configuration according to the identification information of the opposite-end equipment, the opposite-end equipment modifies destination address information in self network configuration according to the identification information of the client computer, so direct network connection between the client computer and the opposite-end equipment is realized, the external equipment connected with the client computer can directly communicate with the opposite-end equipment without the need for transfer of the virtual computer, and thereby data transmission efficiency between the external equipment and the opposite-end equipment is improved, and transmission time is shortened.

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 differential data transmitting and receiving device and method with using 3 level voltage. The differential data transferring system and method uses three level voltages to simultaneously transfer three signals (for example, two data signals and one clock signal) across two transfer line sets (i.e., four transfer lines). Therefore, the differential data transferring method increases transferring efficiency by using fewer transfer lines. Also, according to the differential data transferring system and method, one of two transfer lines forming a transfer line set is controlled to a middle voltage level, while the other transfer line is controlled to either a high voltage or a low voltage. Accordingly, the voltage difference between the two transfer lines may be maintained at a constant amplitude. Additionally, the difference between first and second dividing voltages DC1 and DC2, which are used for generating a reference output data, is controlled to maintain a constant amplitude. Therefore, the differential data transferring system and method may provide improved operation reliability.

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 discloses a Beidou data transmission system based on an ocean buoy and a data packet header compression method. The Beidou data transmission system comprises a Beidou sending terminal, asatellite transfer station and a Beidou receiving terminal, the Beidou sending terminal comprises a sending terminal receiving module, a data judgment module, a header compressor, a subpackage module, a protocol encapsulation module and a sending module, and is used for receiving and compressing long message data, performing subpackage processing to obtain a short message data packet and sendingthe short message data packet. The satellite transfer station is used for receiving the short message data packet of the Beidou sending terminal and forwarding the short message data packet to the Beidou receiving terminal according to the Beidou receiving terminal identification number carried in the short message data packet; the Beidou receiving terminal comprises a receiving terminal receivingmodule, a protocol deblocking module, a judgment module, a packing module, a decompression module and an output module, and is used for receiving, protocol deblocking, judgment, packing and output ofshort message data packets of the satellite transfer station. According to the invention, the compression efficiency is improved, and the confidentiality of Beidou data transmission is enhanced.

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.

Provided are a measurement method, device and system, which relate to the field of communications, prevent a measurement process from occupying an RRC connection state, and improve the data transmission efficiency of a communication system. The method specifically comprises: a UE receiving configuration information sent by a network device, the configuration information being used by the UE to perform measurement of an object to be measured; and the UE measures the at least one object to be measured in the RRC IDLE state according to the configuration information to obtain a measurement result of the at least one object to be measured. The method and the device are used for IDLE state measurement.

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 application relates to an electronic device, including a substrate; a frame, the frame is arranged around the substrate, and one side of the frame is formed with a slot penetrating into the electronic device; a telescopic part, the telescopic part is telescopically accommodated in the slot, and can Protruding from the slot to the outside of the electronic device; the camera, the camera is set on the telescopic component and electrically connected to the substrate; the first antenna, the first antenna is electrically connected to the substrate; the second antenna, the second antenna is formed on the telescopic component, and is connected to the substrate. The substrate is electrically connected; wherein, the substrate is used to provide a first excitation signal for the first antenna, and provide a second excitation signal for the second antenna when the camera extends out of the electronic device with the telescopic component, thereby improving the efficiency of the electronic device to transmit data , and the second antenna is extended to the outside of the electronic device, which reduces the shielding and interference of the surrounding environment on the second antenna, and further improves the efficiency and accuracy of data transmission by the electronic device.

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.

Embodiments of the present invention provide a data transmission method and system. The data transmission method includes: according to the mapping relationship between the first H-RNTI of the user equipment and the second H-RNTI of the relay node accessed by the user equipment, transmitting the data through the corresponding H-RNTI of the second H-RNTI The relay node sends to the user equipment corresponding to the first H-RNTI. By adopting the technical solution of this embodiment, the coverage capability of the cell edge can be expanded, and the efficiency of data transmission to the UE at the cell edge can be further improved.

A method and apparatus for inserting data into a data transmission queue structure are provided. The method includes: a first request for executing an input operation or an output operation to a USB device of a universal serial bus is received; in accordance with that first request, a first QH structure corresponding to the first request is inserted into a circular queue of a data transmission queue QH structure, the first QH structure and the second QH structure of the QH structure cycle queue are spaced by at least one redundant QH structure , the second QH structure corresponds to a secondrequest, and the second request performs an operation different from the first request on the USB device; an operation is performed on the USB device according to the QH structure body circulation queue. The method and the device for inserting the data transmission queue structure provided by the invention can improve the efficiency of data transmission between a computer and a USB device.

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.