260results about "Transmitted data organisation to avoid errors" patented technology

The invention discloses a data access method based on an industrial internet and an industrial internet integrated system, and the method comprises the steps: collecting real-time operation parameters, packaging the parameters into an information packet, recognizing nodes by an edge gateway, dynamically discovering a model by an edge node, evaluating the nodes to generate availability scores, verifying the consistency of data, and recombining the data to form a complete unit. And distributing to a corresponding processing queue to analyze and extract features. According to the system, through an edge node dynamic discovery model and a data consistency verification algorithm, in combination with industrial internet parameters, collaborative optimization of node dynamic discovery and data verification is achieved, all units are connected and interacted through an industrial Ethernet bus, data access reliability and real-time performance are improved, and the system is suitable for data processing requirements in industrial internet complex scenes.

The invention discloses an efficient photovoltaic inverter communication monitoring conversion method and system, and relates to the technical field of communication monitoring services. The efficient photovoltaic inverter communication monitoring conversion method comprises the following steps: S1, collecting and preprocessing link structure data and field feature data, and constructing a standardized communication transmission data set; s2, analyzing the transmission delay of each level of communication node, and dynamically adjusting a data packaging structure and a main / standby channel forwarding strategy; s3, evaluating the structure mismatching risk of the main channel and the redundant channel, and triggering a path switching and structure recombination process; and S4, integrating delay and mismatch risk analysis results, and dynamically optimizing a link rhythm distribution structure. The problems that delay and distortion are easily introduced due to the fact that inverter data transmission is packaged and decoded for multiple times in different levels of gateways, and an existing system lacks an end-to-end link performance collaborative awareness and optimization control mechanism from the edge side to a cloud platform are solved.

The invention relates to an underwater optical communication LDPC (Low Density Parity Check) coding processing method. The method comprises the following steps: determining a current channel quality grade based on a real-time communication distance and channel state information; dynamically selecting LDPC (Low Density Parity Check) coding parameters and modulation orders in combination with equipment mobile data and channel quality levels, and generating an adaptive parameter combination; performing error correction coding on the data according to the selected parameters and generating an optical communication signal; transmitting to a receiving end through an optical channel; and dynamically updating the coding parameter and the modulation order based on the feedback information of the receiving end. According to the method, the problem that a traditional fixed coding scheme is insufficient in error correction capability or wastes resources in a dynamic distance scene is solved by predicting the equipment moving trend and the channel state in real time and adaptively adjusting the coding parameters and the modulation mode, the error rate is remarkably reduced, the communication efficiency is improved, and the method is suitable for a complex and changeable underwater optical communication environment.

Provided herein is an AI-based energy edge platform with a wide range of features, components, and capabilities for managing and improving traditional infrastructure and coordinating with a distributed system to support important use cases for a series of enterprises. The platform may employ emerging technologies to improve the efficiency, flexibility, participation and profitability of an ecosystem and a single energy edge node. Embodiments may predict, plan, and manage energy demand and utilization in a larger distributed environment. Embodiments may use AI, IoT, and techniques to more efficiently filter, process, and move data across communication networks. Embodiments of the platform may utilize an energy market connection, communication, and transaction support platform. Embodiments may employ intelligent provisioning, data summarization, and analysis.

An AI-based energy edge platform is provided herein with a wide range of features, components and capabilities for management and improvement of legacy infrastructure and coordination with distributed systems to support important use cases for a range of enterprises. The platform may incorporate emerging technologies to enable ecosystem and individual energy edge node efficiencies, agility, engagement, and profitability. Embodiments may forecast, plan for, and manage the demand and utilization of energy in greater distributed environments. Embodiments may use AI, IoT, and technologies that filter, process, and move data more effectively across communication networks. Embodiments of the platform may leverage energy market connection, communication, and transaction enablement platforms. Embodiments may employ intelligent provisioning, data aggregation, and analytics.

A data processing method, device and apparatus, and a storage medium are disclosed. The data processing method includes obtaining a data packet including multiple raw data; determining a target data type corresponding to each raw datum in the data packet; determining a target data processing mode corresponding to each raw datum based on a data processing requirement for the data packet and the target data type corresponding to each raw datum in the data packet, the data processing requirement including at least one or more of data compression, data storage and data decoding; and performing data processing on each raw datum based on the target data processing mode corresponding to each raw datum. The method can ensure the integrity of compression of mixed data, reduce the bandwidth and storage space occupied by the transmission of the compressed data packet, and can be implemented in a relatively simple way.

The present disclosure relates to a 5G or 6G communication system for supporting higher data transmission rates. The present disclosure provides a method and a device for scheduling multi-cell transmission via a single piece of DCI in a wireless communication system.

The invention discloses a fusion terminal data processing method and system based on frame repair, which are applied to the technical field of intelligent communication, and the method comprises the following steps: detecting the integrity of a received data frame, and taking an incomplete data frame as a damaged data frame; identifying the data type of the data segment of the damaged data frame according to the damage condition of the damaged data frame, the adjacent data frame of the damaged data frame and the sample library, and judging whether the damaged data frame is repairable or not; and repairing the repairable damaged data frame according to the data type, verifying the repaired data segment through the verification segment, and using the repaired damaged data frame as a normal data frame. According to the method and the device, the data segments of the data frames are repaired, wrong retransmission in the network can be effectively reduced, the integrity and timeliness of data transmission are improved, channel blockage in the network caused by network fluctuation is avoided, and the method and the device have extremely high applicability.

At least one common PUCCH resource set configuration can be received (1310) for a 2-step random access procedure. At least one common PUCCH resource set can be determined (1320) based on the at least one common PUCCH resource set configuration. A PRACH and a corresponding MsgA PUSCH can be transmitted (1330). A MsgB PDSCH can be received (1340) in response to the transmitted PRACH and MsgA PUSCH. The received MsgB PDSCH can be decoded (1350). A successRAR intended to the UE can be identified (1360) from the decoded MsgB PDSCH. A common PUCCH resource set of the at least one common PUCCH resource set and a PUCCH resource of the common PUCCH resource set can be determined (1370) based on the successRAR. At least HARQ-ACK feedback information for the MsgB PDSCH can be transmitted (1380) on the PUCCH resource.

The present invention relates to a satellite-based method and system for processing ocean observation data. The method includes: obtaining ocean observation data of an ocean observation device within a set time; formatting the ocean observation data to obtain a plurality of data slices; arranging the plurality of data slices based on timestamps, and for each data slice, calculating the difference between this data slice and an adjacent data slice with a smaller timestamp, and defining the difference as the differential slice data corresponding to this data slice; for each differential slice data, performing: preprocessing the differential slice data to obtain preprocessed data, and determining whether the preprocessed data meets the similarity requirement. If so, defining this differential slice data as data to be processed, otherwise defining the preprocessed data as data to be processed; performing compression, encryption, and channel coding on the data to be processed to obtain data to be sent; and sending the data to be sent to a land observation station. The present invention can simplify ocean observation data and improve the security of transmitting ocean observation data.

This disclosure provides methods, devices and systems for amplitude shaping encoding, and specifically, for indicating boundaries in bitstreams encoded using amplitude shaping encoding. In some aspects, a transmitting device may insert, into an bitstream to indicate a boundary, a sequence of amplitude bits not associated with any patterns of bit values in a lookup table used for the encoding. In some other aspects, a transmitting device may monitor a length of the amplitude bits in a bitstream during the encoding and stop the encoding on information bits at an end of a current data unit responsive to the length reaching a threshold. In some other aspects, a transmitting device may monitor the length of the information bits and, for each data unit, determine whether a boundary is or would be reached. Responsive to determining that a boundary is or would be reached, the transmitting device may not include, before the boundary, any amplitude bits generated based on the information bits in the data unit, and instead add padding bits after a last amplitude bit before the boundary.

Methods and apparatuses for multiple concurrent random access procedures. A method for operating a user equipment includes receiving first configuration for a random access (RA) procedure, initiating a first RA procedure on a cell based on the first configuration, and initiating a second RA procedure on the cell prior to completion of the first RA procedure. A method for a base station includes transmitting a first random access response (RAR) and a second RAR. The first RAR includes a first temporary cell radio network temporary identifier (TC-RNTI) and a first uplink grant. The second RAR includes a second TC-RNTI and a second uplink grant. The method further includes receiving a first PUSCH scheduled by the first uplink grant and a second PUSCH scheduled by the second uplink grant. The first PUSCH includes the first TC-RNTI. The second PUSCH includes only the first TC-RNTI or both the first and second TC-RNTIs.

In an alignment marker search method, a first module receives a first data stream, where the first data stream is obtained by multiplexing a plurality of second data streams at a reference granularity, any second data stream includes an AM and data from at least one FEC codeword, and the reference granularity is a quantity of bits corresponding to n symbols included in the FEC codeword; obtains a first data segment from a first location in the first data stream at the reference granularity; and performs AM search on the first data segment. The reference granularity is the quantity of bits corresponding to the n symbols. Therefore, when a burst bit error occurs in the first data stream, a quantity of symbols affected by the burst bit error is small.

Embodiments of the present application provide a communication method, apparatus, and storage medium relating to the field of communications. The method includes: a terminal device receiving first information from a network device, the first information being used to indicate transmission direction information and / or service load information; and the terminal device receiving downlink control information (DCI) from the network device based on the first information. Using the first information, the network device can configure a DCI transmission method based on the characteristics of the terminal device's service to be transmitted, thereby reducing the terminal device's blind detection complexity for DCI of different formats and types, reducing the terminal device's energy consumption, and improving the communication efficiency of the communication system.

This disclosure provides methods, devices and systems for encoding data for wireless communication to achieve a desired amplitude distribution. Some implementations more specifically relate to performing an encoding operation to shape the amplitudes of the resultant symbols such that the amplitudes have a non-uniform distribution. In some implementations of the non-uniform distribution, the probabilities associated with the respective amplitudes generally increase with decreasing amplitude. Some implementations enable the tracking of MPDU boundaries to facilitate successful decoding by a receiving device. Additionally or alternatively, some implementations enable the determination of a packet length after performing the amplitude shaping, which enables a transmitting device to determine the number of padding bits to add to the payload and to signal the packet length to a receiving device so that the receiving device may determine the duration of the packet.

Certain aspects of the present disclosure provide techniques for cyclic shift selection for physical sidelink control channel retransmissions. A method that may be performed by a first user equipment (UE) includes monitoring one or more sidelink control information (SCI) transmissions from one or more second UEs. The method generally includes determining, based on the one or more SCI, whether one or more collisions occur between one or more retransmissions of the one or more SCI transmissions by the one or more second UEs and a scheduled SCI transmission by the first UE. The method generally includes selecting a cyclic shift to use for the scheduled SCI transmission by the first UE based at least on the determination.

A method includes: A first transmission unit packs, at a protocol layer of the first transmission unit, to-be-transmitted data of an application layer of the first transmission unit, to generate a data packet. The data packet includes data type information, the data type information indicates an application scenario of the data packet, and the application scenario includes any one of a camera scenario, a display scenario, and a storage scenario. The first transmission unit sends the data packet to a physical layer of the first transmission unit through the protocol layer of the first transmission unit. The first transmission unit sends the data packet to a second transmission unit through the physical layer of the first transmission unit.

The invention provides a 10-gigabit Ethernet giant frame unpacking and packing device based on an FPGA (Field Programmable Gate Array), and belongs to the technical field of network data packet processing. By arranging the standard frame combination unit, the giant frame splitting unit, the parameter configuration module and the clock module, the device can realize the functions of splitting giant frames to form standard frames, combining the standard frames to form the giant frames, dynamically configuring the MTU, monitoring the transmission quality of a data link in real time and the like. According to the invention, the data frames can be processed at the data link layer, the influence on the running speed of the 10 Gbps Ethernet is small, and the data frames can be quickly processed and forwarded. Meanwhile, flexibility is achieved, and parameters can be dynamically configured according to the specific operation environment so as to achieve the best operation state in the current environment.

The invention discloses an Ethernet data transmission method and device, equipment and a storage medium, and relates to the technical field of communication, the method is applied to a receiving end, and the method comprises the following steps: receiving code stream data obtained by inserting a protection frame code block into a coding code stream of a physical coding sub-layer by a sending end from a physical link; performing framing processing on the code stream data to obtain frame description information of the lossless protection frame; performing alignment processing on the lossless protection frames on different physical links based on the frame description information; and eliminating redundant frames from the aligned lossless protection frames according to frame serial numbers in the frame description information to obtain lossless protection frames with continuous frame serial numbers, and sending the lossless protection frames to the downstream. By sinking Ethernet service lossless protection from a data frame level to a code block level of a physical coding sub-layer, service protection overhead is allocated to a code stream with finer granularity, the effective bandwidth utilization rate of data transmission is remarkably improved, the processing frequency is reduced from a high frequency of the data frame level to a low frequency of the code block level, and the hardware implementation difficulty is reduced.

Embodiments of the present application provide a communication method and system, and a related device. The method comprises: a transmit end determines a first symbol sequence the length of which is L and which corresponds to each OOK ON symbol in an obtained OOK symbol sequence, and generates a second symbol sequence the length of which is P (greater than L) and which corresponds to each OOK ON symbol, the first symbol sequence being located at a first position in the second symbol sequence, and the first position corresponding to N subcarriers within a bandwidth of a first signal; and on the basis of the second symbol sequence, the transmit end executes a mathematical transformation operation, generates a third symbol sequence the length of which is K (greater than P), and on the basis of N symbols located at a second position in the third symbol sequence, generates and sends a first signal, the second position corresponding to the N subcarriers. The transmit end places the first symbol sequence corresponding to each OOK ON symbol at a first position corresponding to N subcarriers, which can effectively reduce the distortion caused by frequency domain windowing processing on the original OOK symbol sequence, thereby ensuring sequence detection performance of a receive end.

In a radio system which allocates resources using as units resource blocks which are formed by frequency components and time components, control information for mobile station devices, and identification information which is used to identify a format for a control information transmission channel which transmits the control information is transmitted from the base station device to the mobile station devices by means of the control information transmission channel.

Embodiments of the invention relate to a MAC PDU comprising MAC subheader and MAC SDU pairs encoded with error detection codes. More specifically, a first communication device (100) transmits a MAC PDU to a second communication device (300). The MAC PDU comprises at least one MAC subheader and MAC SDU pair. The at least one MAC subheader and MAC SDU pair comprises a plurality of data fields appended to the MAC subheader and being encoded with a first error detection code, and the plurality of data fields comprising a first data field indicating a length of a pay load of the MAC SDU and a second data field indicating a length of at least the MAC subheader and a header stack of the MAC SDU, and the MAC subheader and the header stack are encoded with a second error detection code. Furthermore, embodiments of the invention also relate to a first and a second communication device, corresponding methods and a computer program.

This application provides a data transmission method, apparatus, and system, and a device. The method includes: receiving, by a receive end, a Radio Link Control protocol data unit (RLC PDU); determining, by the receive end, whether the RLC PDU includes a complete service data unit (SDU) or an SDU segment, where the RLC PDU is transmitted in unacknowledged mode (LTM); and transmitting, by the receive end to a Packet Data Convergence Protocol (PDCP) layer based on a result of the determining, the complete SDU or a complete SDU assembled by using the SDU segment. The data transmission method, apparatus, and system, and the device provided in this application implement data transmission in UM at an RLC layer in 5G.

The invention belongs to the technical field of ship data acquisition and signal processing, and particularly relates to a mixed signal universal acquisition access system for a ship, which comprises a data acquisition conditioning module, a synchronization module, a data processing module and a communication interface module, the synchronization module automatically identifies and unifies signal formats, the data processing module completes verification and compression, and the communication interface module adapts to different upper-layer systems to form a closed-loop optimized mixed signal acquisition architecture, so that the compatibility, real-time performance and reliability of data acquisition in a ship complex environment are improved.

This disclosure provides methods, devices and systems for encoding data for wireless communication to achieve a desired amplitude distribution. Some implementations more specifically relate to performing an encoding operation to shape the amplitudes of the resultant symbols such that the amplitudes have a non-uniform distribution. In some implementations of the non-uniform distribution, the probabilities associated with the respective amplitudes generally increase with decreasing amplitude. Some implementations enable the tracking of MPDU boundaries to facilitate successful decoding by a receiving device. Additionally or alternatively, some implementations enable the determination of a packet length after performing the amplitude shaping, which enables a transmitting device to determine the number of padding bits to add to the payload and to signal the packet length to a receiving device so that the receiving device may determine the duration of the packet.

This application relates to the field of communication technologies, and discloses an alignment marker search method and apparatus, a system, and a computer-readable storage medium. The method includes: A first module receives a first data stream, where the first data stream is obtained by multiplexing a plurality of second data streams at a reference granularity, any second data stream includes an AM and data from at least one FEC codeword, and the reference granularity is a quantity of bits corresponding to n symbols included in the FEC codeword; obtains a first data segment from a first location in the first data stream at the reference granularity, and performs AM search on the first data segment. In the method, the reference granularity is the quantity of bits corresponding to the n symbols. Therefore, when a burst bit error occurs in the first data stream, a quantity of symbols affected by the burst bit error is small. In comparison with a data stream obtained through bit multiplexing, the first data stream in this method has higher tolerance to the burst bit error.

To provide communication device and method that facilitate receiving an information unit and providing feedback to other communication devices.SOLUTION: A communication device 150 receives one or more information units 160 from a second communication device. The information unit that has been received from the second communication device modifies a test value 180 associated with the information unit transmitted by the communication device 150 depending on whether or not the information unit has been properly received by the communication device, thereby providing an indication whether or not the information unit 160 received from the second communication device has been properly received.SELECTED DRAWING: Figure 1

The present application relates to the technical field of communications, and discloses a data processing method and apparatus, an electronic device, a medium, and a computer program product. The method comprises: a first electronic device receiving at least one first data frame by means of a first communication link, and receiving at least one second data frame by means of a second communication link; acquiring identification information of each first data frame from a data portion of the at least one first data frame, and acquiring identification information of each second data frame from the at least one second data frame; or acquiring identification information and a mapped value of each second data frame from the at least one second data frame, and determining identification information of each first data frame on the basis of the mapped value of the at least one second data frame and a data portion of the at least one first data frame; and obtaining a target data frame on the basis of the data portion and the identification information of the at least one first data frame, as well as a data portion and the identification information of the at least one second data frame.

The application discloses a communication verification method, a master control, a readable storage medium and a communication system, relates to the field of communication, and forms a communication loop by sequentially connecting the master control and N communication units. When frame information is sent to the communication unit, the master control not only requires the communication unit to perform first and second verification on the frame information, but also requires the communication unit to perform second and verification on the wave emission information in the frame data, so that the second and verification is used to determine that the received wave emission information is not changed or missed, the addition of the collected information in the transmission process does not affect the wave emission information, the accuracy of the wave emission information is ensured, the accuracy and effectiveness of the frame information are further ensured, the verification process of the wave emission information in the frame data in the optical fiber communication process is increased, the accuracy and reliability of the whole communication system are improved, the accuracy of the wave emission information transmitted by the communication unit can be greatly improved, and the whole communication process can better adapt to industrial high-speed optical fiber communication and improve the safety and stability of the communication process.

The invention provides a WiFi data transmission method, device and system, and relates to the technical field of communication, the WiFi data transmission system adopts a layered architecture composed of an application layer, a transmission layer, a protocol stack and a WiFi layer, and no ACK mechanism exists in the protocol stack and the WiFi layer, so that the transmission overhead brought by the ACK mechanism is reduced, and the transmission efficiency is improved; according to the method provided by the invention, a sender STA only retransmits unsuccessfully received data blocks under the combination of FEC coding and decoding, a fixed MCS rate in a sending period and application layer bitmap information confirmation, so that the retransmission overhead is reduced, the transmission efficiency is further improved, meanwhile, the anti-interference capability is improved, and the data integrity is ensured; in addition, a time slot allocation scheme adopts a TDMA / CSMA hybrid mechanism, so that excessive competition is avoided, the network capacity is improved, and the network performance is optimized.