244results about "Correct operation testing" patented technology

The invention discloses a high-load data steganography method, system and device and a medium, and the method comprises the steps: obtaining secret data of a power system, and converting the secret data into a novenary sequence; a quantum key distribution system is utilized to generate a shared key, the novenary sequence is encrypted through an encryption key, encrypted information is obtained, and the shared key comprises the encryption key and a mapping key; determining a corresponding first unit matrix from a preset mapping library based on the mapping key, and performing non-overlapping tiling on the first unit matrix in a two-dimensional plane to obtain a second-order reference matrix; and scanning a preset carrier image into a non-overlapping first pixel pair sequence according to a Hilbert curve, and embedding the encrypted information into the first pixel pair sequence by using the second-order reference matrix to obtain a steganographic image, so that the data transmission security can be improved.

A fallout engine performs fallout handling for workflows in deploying a cell site and helps to ensure that any errors in operations performed in earlier stages are addressed before moving onto a later stage. The fallout engine identifies the occurrence of one or more errors that occur during a pre-check before execution of the stage, during the execution of the stage, or a post-check after execution of the stage. The fallout engine determines the occurrence of an error, determines the appropriate party / component to remedy the error, and can re-starts the workflow at the point of the error, or before the error.

The invention relates to the field of multi-device screen projection, in particular to a multi-device rapid pairing and seamless screen projection switching system based on ultrasonic signals, which comprises an ultrasonic processing module, a switching module, a data transmission module and an intelligent control processing module which are in wireless communication connection, wherein the ultrasonic processing module is used for transmitting and receiving ultrasonic signals through a phase modulation technology and a self-adaptive filtering technology, and pairing the ultrasonic signals; the switching module is used for switching screen projection connection after successful pairing; the data transmission module is used for establishing a temporary data transmission channel for data transmission; and the intelligent control processing module is used for receiving a screen projection request through a screen projection system optimization algorithm, a time window and a priority algorithm, and dynamically adjusting screen projection resource allocation. According to the invention, efficient pairing and switching of multiple devices can be realized, reliable information transmission and error correction are guaranteed, screen projection resource management and switching are more flexible, and good user experience and adaptability are improved.

The invention belongs to the technical field of data exception processing, and provides a communication timeout exception processing method for an intelligent electric energy meter. Comprising the following steps: S1, through real-time monitoring, collection and analysis of communication parameters of an electric energy meter, calculating a link quality evaluation value, and carrying out adaptive double-layer dynamic timeout detection, obtaining a communication state signal and a timeout type, and obtaining a communication abnormity processing signal; and S2, acquiring a communication abnormity processing signal, starting an intelligent reconnection strategy, triggering a communication recovery signal, and after the communication recovery signal is triggered, performing data correction and compensation processing on abnormal data generated by the real-time data flow of the electric energy meter during communication interruption to obtain a corrected complete data flow. According to the method, the communication state can be accurately evaluated, the accuracy of timeout judgment is improved, and a comprehensive data compensation mechanism is provided for the intelligent electric energy meter.

The invention provides a UCIe-based data transmission method, a storage medium and an artificial intelligence chip. The data transmission method comprises the following steps: communicating with a second core particle through a first core particle; receiving a bypass receive data signal and a bypass receive clock signal from the transmit module of the first core particle through the receive module of the second core particle; the serial-to-parallel conversion module is used for transmitting the bypass receiving data signal and the bypass receiving clock signal to the second core particle through the receiving module; counting the bypass receiving clock signal through a serial-to-parallel conversion module to obtain a bypass receiving frame count value, and sampling a bypass receiving data signal according to the bypass receiving frame count value; a serial-to-parallel conversion module decides to count a bypass burr removal count value according to a bypass burr removal counter starting signal; and when the bypass glitch removal count value is equal to the bypass glitch removal counter threshold value, resetting the bypass receiving frame count value through the serial-to-parallel conversion module. According to the invention, good data transmission quality among the core particles can be realized.

The invention provides a UCIe-based data transmission method, a storage medium and an artificial intelligence chip. The data transmission method of the present disclosure comprises the steps of: communicating with a second core particle through a first core particle; pre-sampling a plurality of previous valid frame signals by a second core particle; transmitting the current effective frame signal and the data signal to a second core grain through the first core grain; judging error bit positions of a plurality of previous effective frame signals through a second core grain; generating a detection signal according to the error bit position through the second core particle; and determining whether to write the data signal into a receiving cache module of the second core grain according to the detection signal through the second core grain. According to the UCIe-based data transmission method, the storage medium and the artificial intelligence chip, good data transmission quality can be provided.

Systems and methods are described that enable user terminals to eliminate or reduce the number of dummy bursts (or bursts with no data) they send. The systems and methods use two burst detectors, a first burst detector that analyzes the physical structure of the signal, and a second burst detector that analyzes the informational structure of the signal. Output from the first burst detector can be used to control operation of a signal decoder that decodes received signals. The second burst detector analyzes output from the signal decoder to determine the second burst indicator. In other words, the first burst detector can be implemented prior to decoding the received signal to provide a first estimate related to the presence or absence of a burst. This can then be used to limit the amount of processing performed by the signal decoder.

Facilitating facilitate enablement of a smart HARQ feedback to support outer loop link adaptation in advanced networks (e.g., 4G, 5G, 6G, and beyond) is provided herein. Operations of a method can comprise sending, by a first device comprising a processor, a data packet to a second device. The method also can comprise receiving, by the first device, negative acknowledgement data from the second device. The negative acknowledgement data can indicate that the second device fails to support a modulation and coding protocol of the data packet.

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.

The invention provides a signal offset calibration method and device and a high-speed DRAM interface, and relates to the technical field of high-speed communication, and the signal offset calibration method comprises the steps: obtaining an original signal and an error signal; adding the original signal and the error signal through a DFE adder, and outputting the added signal to a sampler for sampling so as to output a corresponding sampling result; and determining an offset adjustment direction corresponding to the sampling result through an offset control logic device, and adjusting a signal output by the DFE adder according to the offset adjustment direction until the state of the level output by the output end of the DFE adder changes. According to the invention, the deviation of the input buffer can be well relieved, and the distortion of the received signal is reduced.

The invention discloses a reliability test verification method for a CAN bus control module in an MCU, and relates to the field of chip test verification, and the method comprises the following steps: a CAN bus controller is integrated into the MCU through a bus interconnection mode, and the method is mainly divided into an interface management logic part, a state control logic part, an error detection logic part and an information buffer part; an MCU integrated with a CAN control module is used as a single node, a double-node frame information transmitting and receiving mode is adopted to build a test platform, a signal control module is added to apply interference to different positions where the nodes transmit the frame information, the error condition in real use is simulated, and the test efficiency is improved for different tests. And the correctness of the verification result of the CAN control module is determined by detecting the output signal of the MCU and the signal on the bus.

The invention provides a satellite service data analysis method and system based on a dynamic protocol, belongs to the technical field of satellite real-time data processing, and is used for analyzing satellite data downloaded by a data transmission link so as to complete closed-loop verification on a satellite data transmission core data flow path. The method depends on the support capability of an on-satellite data transmission system for a multi-channel downloading mode, and the independent, lossless and time sequence fidelity binary disk falling capability of ground detection equipment for each channel data. The method comprises the following steps: acquiring original downlink data highly consistent with an on-orbit state; secondly, adopting a scheduler model to carry out structured segmentation and affiliation allocation on the AOS frame after the original data stream is restored; and finally, dynamically loading a corresponding protocol description file for each data unit, and performing field-by-field decoding according to a mapping rule of binary data and readable engineering quantity to generate structured table data. The method can be widely applied to whole-satellite integration test scenes of various remote sensing satellites such as optics, SAR and infrared.

The invention discloses a subcarrier-level diversity combining method and subcarrier-level diversity combining equipment for multi-frequency diversity, and relates to the technical field of wireless communication. The method comprises the following steps: receiving a plurality of frequency points bearing the same service, and respectively carrying out orthogonal frequency division multiplexing demodulation on each frequency point to obtain a symbol estimation value; calculating a soft decision log-likelihood ratio and a reliability vector according to the symbol estimation value; aligning the time deviation, the carrier frequency deviation and the sampling rate deviation generated by frequency crossing of each frequency point based on each symbol estimation value; performing decorrelation processing on the aligned soft decision log-likelihood ratio to obtain a decorrelated soft decision log-likelihood ratio, and performing merging operation on the decorrelated soft decision log-likelihood ratio according to the aligned reliability vector to obtain a merged soft decision log-likelihood ratio; and decoding the merged soft decision log-likelihood ratio to obtain a decoding result, and adjusting the merging operation according to the decoding result. By implementing the technical scheme provided by the invention, the diversity combining accuracy can be improved.

This disclosure generally relate to a method and system for mapping application dependency information. The present technology relates techniques that enable user-adjustable application dependency mapping of a network system. By collecting internal network data using various sensors in conjunction with external user inputs, the present technology can provide optimized application dependency mapping using user inputs.

The invention provides a non-fragile state estimation method and system of a Chua's circuit system under an error code condition, and belongs to the field of signal processing. The problem that the existing state estimation method cannot consider communication limitation, random change coupling, multiple random time-varying delay, nonlinearity, bounded random noise and estimator gain change at the same time, so that the state estimation performance is reduced is solved. The method comprises the following steps of: sequentially establishing a mathematical model taking a Chua's circuit as a complex network system node, a mathematical model in which a binary bit obtained by coding randomly generates an error code when being transmitted, a mathematical model for recovering a measurement signal after compensating the error code, and a mathematical model of a non-fragile state estimator, and then calculating a node state estimation error. Obtaining an overall estimation error augmentation system of the complex network system, and finally solving the unknown gain of the non-fragile state estimator. And substituting the gain into the non-vulnerability state estimator to realize estimation of the mathematical model taking the Chua's circuit as the complex network system node.

Systems and methods are provided for detecting bit errors and further processing bit error information. A method, according to one implementation, includes the step of receiving a binary test sequence pattern generated by a pattern generator at an input to a digital communications system under test, wherein the binary test sequence pattern includes a plurality of sub-patterns. The method also includes the step of receiving an output binary sequence from an output of the digital communications system. Also, the method includes comparing the binary test sequence pattern with the output binary sequence to detect bit errors. Based on correlation characteristics between the bit errors and each of the sub-patterns, the method also includes the step of determining whether the bit errors are caused by random factors or are caused by deterministic factors associated with the digital communications system.

The invention discloses a multi-modal data encryption transmission method and system, and the method comprises the steps: carrying out the time sequence synchronization slicing of multi-modal data according to the data type, extracting the key frame of each slice after the time sequence synchronization slicing, and associating the key frames to the same timestamp, and the data type of the multi-modal data comprises video data, audio data and text data; based on the timestamp, the signaling header and the intra-frame data of the key frame, generating an encryption key through cross-modal feature fusion, and encrypting the header of the corresponding key frame to obtain an encryption slice; and transmitting the encrypted slice through the main transmission channel, generating an unencrypted virtual slice when the length of the slice is not matched with the minimum value of the length of the slice of the corresponding data type, and transmitting the virtual slice through the auxiliary signaling channel to coordinate a transmission path. Key frames of a video, an audio and a text are bound to the same timestamp through time sequence slices, and a dynamic key is generated based on cross-modal feature fusion, so that the problem of collaboration deficiency in multi-modal data encryption is solved.

A method that incorporates aspects of the subject disclosure may include, for example, obtaining, by a system comprising a processor, interference information associated with one or more physical resource blocks (PRBs) from each base station of a plurality of base stations. Further, the method can include determining, by the system, from the interference information a strategy for improving a PRB utilization of a first base station of the plurality of base stations. In addition, the method can include conveying, by the system, the strategy to at least one base station of the plurality of base stations. Other embodiments are disclosed.

Devices, networks, systems, methods, and processes for determining receiver performance metric of a network device are described herein. A device may utilize one or more error patterns associated with the network device to retrieve one or more symbol errors from the one or more error patterns. The device can determine an error threshold for a segment based on a predefined Bit Error Rate (BER) level for the segment. The device may generate a performance metric for the segment based on the error threshold and the retrieved symbol errors. The device can generate a receiver performance metric based on performance metrics of segments. The device may determine a Code Error Ratio (CER) and can predict a Frame Loss ratio (FLR) associated with the network device based on the CER.

The invention discloses a WiFi-to-LoRa long-distance transmission method based on cross-protocol communication, and the method comprises the steps: carrying out the up-sampling and cyclic prefix removal of a simulated LoRa signal, carrying out the calculation of a LoRa sub-signal through an FFT algorithm, obtaining a frequency domain component of a corresponding bandwidth, and determining a to-be-used OFDM sub-carrier; selecting the closest constellation point to replace the deviated frequency domain component, and zeroing other constellation points except the constellation point corresponding to the effective subcarrier to complete QAM decoding of the LoRa signal; converting the symbols after QAM decoding into bit data, performing convolutional coding on the bit data, grouping the bit data according to preset bits, and performing QAM coding to generate corresponding QAM symbols; a plurality of QAM symbols are distributed to OFDM subcarriers at the same time, frequency domain components are converted into time domain signals through inverse Fourier transform, and long-distance transmission is carried out. According to the invention, long-distance transmission from WiFi to LoRa can be realized.

This disclosure generally relate to a method and system for network policy simulation in a distributed computing system. The present technology relates techniques that enable simulation of a new network policy with regard to its effects on the network data flow. By enabling a simulation data flow that is parallel and independent from the regular data flow, the present technology can provide optimized network security management with improved efficiency.

This disclosure generally relate to a method and system for network policy simulation in a distributed computing system. The present technology relates techniques that enable simulation of a new network policy with regard to its effects on the network data flow. By enabling a simulation data flow that is parallel and independent from the regular data flow, the present technology can provide optimized network security management with improved efficiency.

The present disclosure provides a computer implemented method for mapping signal ports in a quantum computer control system comprising a plurality of signal ports, the method comprising outputting at least one test signal on at least one of the signal ports of the quantum computer control system, measuring at least one response signal on at least one of the signal ports of the quantum computer control system, and determining a port mapping for the quantum computer control system based on the at least one test signal, and the at least one response signal. Further, the present disclosure provides a respective quantum computer control system and a respective quantum computer.

A device includes a transmitter coupled to a node, where the node is to couple to a wired link. The transmitter has a plurality of modes of operation including a calibration mode in which a range of communication data rates over the wired link is determined in accordance with a voltage margin corresponding to the wired link at a predetermined error rate. The range of communication data rates includes a maximum data rate, which can be a non-integer multiple of an initial data rate.

The present application discloses a meteorological data transmission method and parsing method based on Beidou short message communication, which relates to the field of meteorological technology. Based on the characteristic that the difference of continuously observed rainfall data is not large, the method uniformly compresses the integer digit data and the decimal digit data of multiple continuous rainfall data respectively, obtains the high-order data string of the compressed rainfall string according to the integer digit data of multiple rainfall data, and obtains the low-order data string of the compressed rainfall string according to the decimal digit data of multiple rainfall data, thereby uniformly compressing the multiple continuously observed rainfall data into a compressed rainfall string and carrying it in Beidou short message data. The number of bits occupied by the compressed rainfall string after compression processing is less than the number of bits occupied by the original rainfall data, so data compression is achieved, so that each Beidou short message data sent can transmit more rainfall data, and improves data transmission efficiency, real-time performance and data quality.

A system and method for identifying and addressing vulnerabilities in artificial intelligence models using a large language model. The system generates a set of topics for at least one specific domain and a set of interaction topics associated with the topics. A matrix is created with the topics on one axis and the interaction topics on another. The system generates prompts for junctures in the matrix that violate a corresponding topic. The prompts are input into the large language model to generate violative responses. These responses are then scored based on a predetermined scoring rubric.

This invention discloses a frame header detection method and system for configurable multi-rate SDH lines, relating to the field of optical synchronous digital transmission. The method includes: acquiring the serial data stream rate; converting the serial data stream on the SDH line into parallel data; truncating the parallel data into eight segments of different lengths and buffering them into eight corresponding registers; performing bit alignment based on the A1 byte hit result of the data of different lengths; aligning the bit-aligned parallel data based on the A2 byte and outputting a frame header signal; judging the accuracy of each frame header and outputting valid data frames and valid frame header signals; obtaining the current system state based on the output valid frame header signals, and determining that a true frame header has been detected when the current system state is a fixed-frame state. This invention can flexibly configure frame headers for detecting multiple SDH rates, has high accuracy in frame header detection, and continuously provides indications of fixed-frame and frame loss states.

Embodiments of the present invention disclose a detection method, device, equipment and medium for a communication chip. The detection method for the communication chip includes a receiving-end detection method and a transmitting-end detection method for the communication chip. Specifically, the receiving-end detection method for the communication chip includes: during the operation of the communication chip, detecting the idle time slots at the receiving end of the communication chip; generating test vectors online and generating corresponding standard results; constructing a data frame containing the test vectors and sending the data frame to the receiving end of the communication chip through the idle time slots for processing to obtain a chip processing result; and performing a systematic comparison between the standard result and the chip processing result. The solution of the embodiments of the present invention realizes the online detection of the functional safety of the communication chip, and solves the problems of low detection coverage rate of the communication chip and consumption of a large amount of communication chip resources and performance during the detection process in the prior art.

A universal asynchronous receiver / transmitter includes a transmit register including information to be transmitted, a receive register including received information, a frame error check circuit that evaluates contents of the receive register for a frame error, and a control logic. The control logic routes contents of the transmit register to the receive register. During transmission of the contents of the transmit register to the receive register through a reprogrammable pin, the control logic modifies a bit inversion register to produce modified contents to be provided to the receive register. The modified contents cause a frame error. The control logic determines whether the frame error check circuit detects the frame error.

A device may receive a PDCCH signal, may decode encoded bits of the PDCCH signal to generate coded bits, may reencode the coded bits, and may calculate a detection error probability of each coded bit at an output of soft demodulation. The device may calculate a channel decoding error probability that cyclic redundancy check bits are still attached to the coded bits, and may calculate an error probability of channel reencoding, of each coded bit, due to error propagation of polar decoding and reencoding. The device may calculate a probability density of a BMR associated with the coded bits, and may calculate a threshold based on the detection error probability, the channel decoding error probability, the error probability of channel reencoding, and the probability density of a BMR. The device may determine that the PDCCH signal is invalid based on the BMR being greater than the threshold.