23 results about "Message encoding" patented technology

The invention discloses a semiconductor device communication system and method based on an SECS / GEM protocol. The system comprises an SECS / GEM protocol processing module, a PLC communication module and a service logic processing module. The protocol processing module realizes message coding and decoding and state management through an HSMS / GEM layered architecture, and supports equipment capability dynamic negotiation; the PLC communication module adopts a factory mode to adapt to a multi-manufacturer controller to realize online mapping of a physical register and a logic address; and the business logic module dynamically loads the command processor based on a reflection mechanism, and realizes multi-condition event triggering through a rule engine. The method comprises the processes of system initialization, message priority scheduling, composite alarm processing and exception recovery, and the equipment integration efficiency and the communication reliability are remarkably improved. The method solves the problems of rigid parameter mapping, single event processing and poor equipment compatibility of a traditional scheme, and can be widely applied to equipment automation control of scenes such as semiconductor wafer manufacturing and packaging testing.

The application relates to a message encoding method and decoding method, and belongs to the technical field of software encoding and decoding. According to the application, a message is mapped into a class, a field in the message is mapped into a class member variable, corresponding encoding and decoding functions are defined according to the encoding and decoding requirements of the field in the message, the positions of the class member variables in the message and the corresponding encoding and decoding functions are recorded through self-defined attribute parameters, when encoding or decoding operation is performed, the corresponding encoding and decoding functions of the message fields are called according to the encoding or decoding requirements, the corresponding encoding or decoding work is performed on the fields, the positions and names of the fields in the message are obtained according to the self-defined attribute parameters, the encoding and decoding results of the fields are automatically spliced or assigned, and finally the encoding and decoding work of the whole message is completed. The application solves the problem that when the encoding / decoding of different messages or different fields of the same message is performed, the code is greatly adjusted in the encoding and decoding process due to the change of the message content.

The invention discloses a UDS diagnosis protocol analysis and execution method and system, electronic equipment and a storage medium, and relates to the field of vehicle diagnosis. The method comprises a UDS service abstraction step, a UDS service message coding and decoding step, a data block abstraction step, a data block serialization and analysis step, a result judgment step, an execution control step, an interface configuration step, a solidification storage step and a loading multiplexing step. According to the scheme, a user can obtain the option list like a report, and can know the required diagnosis option business content, so that the use threshold of the diagnosis service is greatly reduced, the use of UDS service participants is greatly facilitated in the full declaration period of research, development, production and maintenance of the whole vehicle, and the user experience is improved. And the content meanings of options of all messages can be understood only by operating upper computer software with a friendly interface.

This invention discloses a generative acoustic scene underwater covert communication method based on message latent variable injection, comprising: acquiring a message to be sent and acoustic scene condition information of a target local sea area; inputting the message to be sent into a trained message encoding module for encoding processing to obtain message latent variables; injecting the message latent variables into a trained condition generation module so that the condition generation module generates an acoustic scene underwater acoustic payload waveform carrying the message to be sent under the constraints of the acoustic scene condition information; processing the acoustic scene underwater acoustic payload waveform to obtain a covert communication frame suitable for transmission, and transmitting the covert communication frame; thereby, by simultaneously realizing acoustic scene camouflage and message carrying during the generation of the acoustic scene underwater acoustic signal, underwater covert communication that balances the acoustic scene adaptability of the target local sea area, the low distinguishability of the generated signal, and the reliability of legitimate reception recovery after underwater acoustic propagation is achieved.

The inventive concept relate to a technology, which recognizes widely deformable markers with high accuracy in an end-to-end manner of message encoding and decoding, and which generates and recognizes deformable fiducial markers based on artificial intelligence, and includes generating, by a marker generator, a unique marker pattern as a fiducial marker in an input binary message, rendering, by an imaging simulator, an image by generating a training dataset of a realistic scene image with the generated fiducial marker, and training a marker detector with the rendered image.

A compact system and method for two-way communication via digital radio modes, such as FT4 and FT8, are disclosed. The system includes a multiband transceiver, protol definition files, an audio signal generator, a digital signal processor, an monopole antenna system, a ground system with a ground plane, solar power supply, and a computer interface with input and output capabilities. The system scans a predefined spectrum slice, detects digital mode signals, decodes them, and displays the results on a waterfall display. Users can input data by selecting icons or via a keyboard or microphone, with the latter employing speech-to-text conversion. A user-friendly interface allows message encoding and transmission by selecting specific options, ensuring efficient use of frequency bands licensed for amateur radio. The system is easily adaptable for use by other classes of radio operator.

This invention discloses a message encoding method to improve frame loss during OTA upgrades. The method sets a single-frame write message for an OTA upgrade to include a first message group, a second message group, and a third message group. Each of these groups consists of two bits. The first message group contains two bits of write data. The second message group includes one bit of time synchronization data and one bit of first restoration data. The third message group includes one bit of checksum data and one bit of second restoration data. The time synchronization data is sequentially and cyclically set within a certain range as the single-frame write messages are sent frame by frame. The checksum data is calculated using a set checksum algorithm. The first and second restoration data are the corresponding numbers of different functions in a preset restoration function library. The first and second restoration data of the current frame write message are obtained based on the write data of the current frame, the write data of the next frame write message, and the function library.

The invention discloses a message processing method, a message encoding and decoding method and device, equipment and a medium, and belongs to the technical field of communication, and the message processing method comprises the steps that first equipment carries out message processing on a first message based on a non-aligned compression encoding rule Unaligned PER; wherein the first message comprises a first cell and a second cell, the second cell is in front of the first cell, and the second cell is used for enabling the first cell to be coded or decoded under the condition that bytes are aligned.

The present disclosure provides systems and techniques for communicating across electronic components of a device. The device may be a gun, and the device may encode messages to improve the security of the device. The device may obtain a first spreading code, encode, at a first electronic component, a first message according to the first spreading code to produce a first encoded message, transmit the first encoded message from the first electronic component to a second electronic component across a physical communication channel, decode, at the second electronic component, the first encoded message according to the first spreading code, and perform a first action in response to the decoding the first encoded message. The first action may include discharging electric charge from a capacitor bank, charging the capacitor bank, firing a projectile, arming the device, disarming the device, or transmitting data across an additional communication channel.

A method for encoding / decoding a message with One Time Pad (OTP) process, includes receiving a message to be encoded and an ordered dataset. A PRNG is parameterized with an initial seed that is used in a harvesting operation, which selects data from the dataset to create a current entropy plane of the selected data. In an encoding operation a portion of the received message is selected. The current entropy plane is scanned and data from which data is selected. The location of the selected data from the entropy plane is determined and marked as used and then assembled in an encoded message. This operation is repeated until no unmarked data is present in the current entropy plane. A new entropy plane is generated, and the scanning operation repeated until all portions of the received message have been processed. The process is reversed for a decoding operation.

The present application relates to the technical field of communications, and discloses a message processing method and apparatus, a message encoding method and apparatus, a message decoding method and apparatus, a device, and a medium. The message processing method in embodiments of the present application comprises: a first device performs message processing on a first message on the basis of unaligned packed encoding rules (Unaligned PERs), wherein the first message comprises a first cell and a second cell, the second cell precedes the first cell, and the second cell is used for enabling the first cell to be encoded or decoded under a byte aligned condition.

In some implementations, a user device may transmit, to a first data source, a first message encoding a first query and may receive a first response to the first query from the first data source. The user device may transmit, to a second data source, a second message encoding a second query that duplicates the first query and may receive a second response to the second query from the second data source. The user device may transmit a first reverse query to the first data source based on the second response and / or a second reverse query to the second data source based on the first response. The user device may receive at least one reverse query response. Accordingly, the user device may determine whether an answer to the first query is valid, based on the first response, the second response, and the at least one reverse query response.

The application discloses a UDS diagnosis protocol analysis and execution method and system, electronic equipment and a storage medium, and relates to the field of vehicle diagnosis. The method comprises the following steps: a UDS service abstraction step, a UDS service message encoding and decoding step, a data block abstraction step, a data block serialization and analysis step, a result determination step, an execution control step, an interface configuration step, a solidification and storage step, and a loading and reuse step. Through the above scheme, a user can obtain a list of options such as a report, and can understand the required diagnosis option service content, thereby greatly reducing the use threshold of the diagnosis service, and greatly facilitating the use of UDS service participants in the whole life cycle of vehicle research, production and maintenance. Only by operating the friendly interface of the upper computer software, the meaning of the option content of all messages can be understood.

The invention discloses an SSR short message coding and decoding method and device based on Beidou GSMC, and relates to the technical field of satellite navigation and communication. Aiming at the high-precision positioning requirement of a scene without a ground base station, the invention constructs a cloud-end collaborative architecture in a breakthrough manner: a server side gathers multi-source SSR corrections through the Internet, and the data volume is compressed by more than 90% by combining an original SSR-OSR conversion algorithm with a newly proposed coding scheme; the user side generates a general position through pseudo-range single-point positioning and sends the general position to the server side, and the OSR correction with decimeter-level precision is issued through a Beidou GSMC short message. A user side fuses a GNSS observation value, a broadcast ephemeris and an OSR correction number, real-time precise single-point positioning without a ground base station is achieved, and the dynamic positioning precision reaches the decimeter level. According to the invention, breakthrough high-precision positioning support is provided for special scenes such as ocean exploration and emergency rescue.

The invention belongs to the technical field of intelligent traffic, and particularly relates to a roadside cooperation message distribution method and related equipment, which are applied to RSU roadside equipment, and the RSU roadside equipment is deployed at the central position of an intersection. The roadside cooperation message distribution method comprises the following steps: dividing a lane occupation part in a square area of an intersection into a plurality of rectangular sub-areas with the same size; wherein the vehicles in the same rectangular sub-region can receive the same cooperation message from the RSU roadside equipment; grouping a plurality of to-be-sent cooperative messages according to the sizes of the cooperative messages to obtain a plurality of message groups; on the basis of an RSMA mechanism, coding the to-be-sent cooperative message in each message group to obtain a message coding result; determining a resource allocation decision of each message group; based on the resource allocation decision of each message group, distributing the message coding result to the target vehicle; according to the invention, the efficient distribution of the roadside cooperation message is realized, and the universality and the energy-saving property are high.

A data processing system is configured to perform a computer implemented method for facilitation of efficient processing of electronic messages via a network from message sources. The method includes receiving an electronic message including actionable object data and textual object data from a message source device. The actionable object data includes parameters actionable by at least one data processing transaction device to perform data processing transactions external to the network device and the textual object data including descriptors of the parameters actionable by the at least one data processing transaction device. The textual object data is operable by devices incompatible with the actionable object data. The method includes calculating an execution command for the data processing transaction in response to the actionable object data and based on at least the parameters of the actionable object data.

The present invention discloses a method and device for encoding and decoding a custom message of ionospheric delay correction information. The method uses low-order spherical harmonic functions to fit the model function of the regional ionospheric TEC, and calculates a set of ionospheric correction model parameters. The calculated ionospheric delay correction model parameters are encoded according to a custom message format to form a binary data stream, and the data stream is sent to the user using network communication. After the user receives the real-time binary data stream, the user decodes it according to the custom message format, and finally obtains high-precision ionospheric correction information parameters. Experimental results show that the method of the present invention can accurately broadcast the real-time generated high-precision ionospheric correction information to users through a network transmission protocol, and has certain engineering application value.

The present disclosure relates to a method (500) of obtaining location of a first user equipment (UE) wherein the method comprises, receiving (501), by a location management function (LMF), at least one location service (LCS) request from at least one second UE connected to the network, to estimate the location of the first UE. Further, the method includes identifying (502), by the LMF, at least one third UE participating in the positioning session, wherein the LMF communicates with the at least one third UE. Further the method includes, generating (503), by the LMF, at least one first sidelink positioning protocol data units (SLPP PDUs) for the at least one second UE and the at least one third UE, wherein the at least one first SLPP PDU includes at least one first session ID to the at least one LCS request.

The embodiment of the present application discloses a regional short message encoding method and a positioning method based on regional short messages, which relate to the field of GNSS navigation and positioning technology. The encoding method includes: calculating the spatial signal ranging error correction number of each satellite based on the initial position of the user terminal; determining the deviation change of the pseudorange observation value of each satellite; obtaining the phase observation value deviation of each satellite; determining the broadcast satellite; encoding the spatial signal ranging error correction number, pseudorange observation value deviation change and phase observation value deviation of the broadcast satellite into a regional short message. The present application increases the number of satellites broadcasting short messages by more effectively utilizing the data length of the regional short message, reduces the accuracy loss caused by encoding, and improves positioning accuracy and convergence speed. Under the premise that satellite visibility, spatial signal ranging error, pseudorange and phase deviation are all within the valid range, multiple visible satellites are selected for encoding and broadcasting, which effectively improves positioning accuracy.

The invention provides a message coding method and device, and the method comprises the steps: firstly obtaining a block vector after block processing, and then carrying out the coding operation to generate a lattice vector. And on the basis of the lattice vector, by means of a first preset group number operation module comprising an addition and subtraction unit and an addition unit, executing tensor product parallel calculation, outputting a target vector, and outputting a coding matrix according to the target vector. According to the method, real part and imaginary part operation units of tensor product operation in a message coding process are innovatively multiplexed, and the two operation units are constructed by adopting a parallel architecture, so that the problems that high-dimensional complex number tensor product operation cannot be effectively parallelized, hardware resources are redundant and occupied due to real part and imaginary part operation and the like in an existing software implementation scheme are solved; the computing efficiency can be remarkably improved, the hardware resource overhead is greatly reduced, and powerful support is provided for efficient operation of the post quantum cryptography system.

A user equipment, comprising: at least one processor; and at least one memory storing instructions that when executed by the at least one processor cause the user equipment at least to perform: obtaining an indication that the user equipment is to perform acquisition of a timing advance relating to a target cell; and based on obtaining the indication, causing transmission of a message to a target network node associated with the target cell during a random access procedure, the message encoding an indication that the user equipment is performing the random access procedure to obtain acquisition of the timing advance without requiring grant of uplink resources during the random access procedure for use by the user equipment following handover.

Inter-chip communication data in an Internet-of-Things (IoT) device is manipulated and analyzed to identify and remediate security vulnerabilities. Inter-chip communication data in the IoT device is captured. Communication direction, address format, flow control, communication timing, and communication structure associated with the inter-chip communication data is identified. Based on the foregoing identification(s), portions of the inter-chip communication data that require modification are identified so that that inter-chip communication data can be replayed. Based on the modification and the replaying, security vulnerabilities in the IoT device are identified and remediated.

The application discloses a kind of based on Beidou GSMC's SSR short message encoding and decoding method and device, it is related to satellite navigation and communication technical field.Aiming at the high-precision positioning demand of no ground station scene, the application has broken through to build "cloud-end" collaborative architecture: service end gathers multi-source SSR correction number through Internet, realizes data volume compression more than 90% by original SSR-OSR conversion algorithm in combination with newly proposed encoding scheme;User end generates sketchy position by pseudorange single point positioning, and sends to service end by Beidou GSMC short message to issue decimeter level precision OSR correction number.User end fuses GNSS observation value, broadcast ephemeris and OSR correction number, realizes real-time precise point positioning without ground station, and dynamic positioning precision reaches decimeter level.The application provides breakthrough high-precision positioning support for special scene such as ocean exploration, emergency rescue etc..