34 results about "Conformance testing" patented technology

The invention relates to the field of industrial automation testing, discloses a multifunctional testing tool and method for an EUROMAP interface of an injection molding machine, and achieves the crossing from single function verification to system-level compliance evaluation. A test network is constructed through a controller, and deep compliance verification, coverage data interaction, exception handling and cross-layer response consistency are realized. The test tool integrates the functions of protocol analysis, signal simulation, fault injection and the like, supports dynamic generation of boundary value test scenes and abnormal injection of signal delay, CRC errors and the like, and verifies the time sequence / logic consistency of a protocol instruction and an execution mechanism response through a hardware-level timestamp alignment technology. According to the method, an evaluation report including compliance rating, fault diagnosis and optimization suggestions is automatically generated, the problems of single coverage dimension, insufficient abnormal simulation, cross-layer verification deficiency and the like of a traditional test are solved, the intelligence and standardization level of the injection molding machine interface test is remarkably improved, and the equipment interconnection and intercommunication performance is guaranteed.

A method of compensating for drift in an Al model at a UE is disclosed. The method comprises computing monitoring metrics for the Al model located at the UE. The monitoring metrics can be sent to a network to enable the network to determine if performance drift has occurred in the Al model based on previously received monitoring metrics for the Al model. A new Al model can be implemented at the UE to replace the Al model when the performance drift is determined to be greater than a threshold level. New monitoring metrics can be computed at the UE for the new Al model located at the UE. The monitoring metrics can be sent to the network to enable the network to perform network conformance testing on the new monitoring metrics. An activation message is decoded at the UE to activate the new Al model at the UE.

A video coding mechanism is disclosed. The mechanism includes encoding a bitstream comprising one or more output layer sets (OLSs). A sub-bitstream extraction process is performed by a hypothetical reference decoder (HRD) to extract a target OLS from the OLSs. A supplemental enhancement information (SEI) network abstraction layer (NAL) unit that contains a scalable nesting SEI message is removed from the bitstream when no scalable-nested SEI messages in the scalable nesting SEI message reference the target OLS. A set of bitstream conformance tests are performed on the target OLS. The bitstream is stored for communication toward a decoder

The invention discloses an automatic CAN consistency test system, and the system comprises a power management module which is used for providing a working voltage; the CAN transceiver is used for receiving CANH and CANL differential signals of a CAN bus, converting the CANH and CANL differential signals into digital signals of Tx and Rx pins and transmitting the digital signals to the FPGA digital signal processing module; the ADC driving module receives CANH and CANL signals, converts a single-ended signal into a differential signal and transmits the differential signal to the ADC module; the ADC module is used for converting the received differential analog signal into a digital signal and transmitting the digital signal to the FPGA digital signal processing module; the CAN consistency test circuit is used for changing load and circuit states on the CANH bus and the CANL bus; the FPGA digital signal processing module is integrated with a CAN controller and an ADC algorithm module; the CAN controller is used for analyzing the digital signal transmitted by the CAN transceiver and realizing data synchronization; the ADC algorithm module is used for analyzing the digital signal transmitted by the ADC module to obtain a corresponding analog voltage value; and the FPGA digital signal processing module can automatically execute each test sequence and output a test result after repeating test data.

Methods, systems, and devices for wireless communication are described. A user equipment (UE) may receive a message indicating a configuration for a test mode that includes one or more parameters associated with a machine learning (ML) model for conformance testing of the UE. The UE may receive, based on the message, an activation message activating the test mode and perform, based on activation of the test mode, a conformance test of the UE using the ML model in accordance with the one or more parameters.

The application discloses a signal generation board, a consistency test system and a method. The signal generation board comprises a communication connection interface, a control processor, a signal generation device, a signal processing device and a differential signal output interface. The control processor responds to a test signal output instruction output by a digital oscilloscope through the communication connection interface, and outputs a signal generation instruction and a gain control instruction. The signal generation device generates and outputs an LFPS original signal based on the signal generation instruction. The signal processing device amplifies or reduces the amplitude of the LFPS original signal based on the gain control instruction to obtain an LFPS signal used for USB interface consistency test. The differential signal output interface is used for outputting the LFPS signal in a differential signal transmission mode. Since the signal generation board is used to replace an AFG signal generator or a bit error rate instrument in the consistency test system to generate the LFPS signal with controllable parameters, the cost of the consistency test system can be reduced, and the operation complexity of the consistency test can be reduced.

In accordance with example embodiments of the invention there is at least a method and apparatus to perform receiving from a second apparatus of a communication network information comprising a test command for data collection for conformance testing of a machine learning based beam management use case, wherein the test command for data collection is to enable or activate a data collection test mode at a first apparatus for a data collection phase during the conformance testing; based on the information, activating the data collection test mode and communicate an acknowledgement message with the second apparatus confirming an activation of the data collection test mode at the apparatus; and based on the activation, performing beam sweeping in one iteration or more than one iteration of the multiple iterations. Further, to perform sending towards a second apparatus of a communication network information comprising a test command for data collection for conformance testing of a machine learning based beam management use case, wherein the test command for data collection is to enable or activate a test mode at the second apparatus for a data collection phase during the conformance testing; based on the information, receiving an acknowledgement message from the second apparatus confirming an activation of the data collection test mode at the second apparatus.

This application relates to test equipment, TE (345) for performing conformance testing of a user equipment (UE). The TE determines a reference sensitivity exception which can apply when a UE under test uses a single receiver chain to receive non-contiguous (NC) intra-band sub-blocks in downlink (DL) carrier aggregation (CA). The TE generates a test NC CA signal 364 with a sub-block gap 366 between wanted NC intra-band sub-blocks 365-1, 365-2. An interfering signal 385 is provided in this sub-block gap, optionally generated by a signal generator 355. The TE determines an allowed maximum sensitivity degradation (MSD), which is a function of a power level of the interfering signal (see 335, Fig. 3). The TE adjusts, using the allowed MSD, the power of wanted signals in the NC CA test signal. Based on received error reporting from the UE, a determination is made of whether the UE meets a specified criterion. A UE receives a configuration signal to configure a selected single receiver chain of multiple receiver chains for reception of an NC intra-band CA test signal. The UE receives two component carriers, determines error information and reports this to the TE (see Fig. 3B).

The invention discloses an ECN marshalling consistency test system and method, and the system comprises a to-be-tested ECN which is used for bearing Ethernet communication in marshalling, receiving test flow as a test object during testing, and executing corresponding protocol processing; the accompanying test equipment is used for simulating interaction between the terminal and the ECN network to be tested during test so as to inject and / or receive test service flow; the ETBN switch is used for providing upstream network service in the testing process; the automatic test module is used for controlling the test process, calling a test execution engine to execute a preset test case, monitoring the execution progress of the test case, and collecting and summarizing execution results; and the test execution engine is used for executing the test case to perform a consistency test on the ECN network to be tested and outputting an execution result of the test case. According to the ECN marshalling consistency testing method and device, automation of ECN marshalling consistency testing is achieved, the testing accuracy and consistency are guaranteed, and meanwhile the testing efficiency is improved.

This application relates to test equipment, TE (345) for performing conformance testing of a user equipment (UE). The TE determines a relaxed adjacent channel selectivity (ACS) requirement or a relaxed in-band blocking (IBB) requirement which can apply when a UE under test uses a single receiver chain to receive non-contiguous (NC) intra-band sub-blocks in downlink (DL) carrier aggregation (CA). The TE generates a test NC CA signal 364 with a sub-block gap 366 between wanted NC intra-band sub-blocks 365-1, 365-2. An interfering signal 385 is provided in this sub-block gap, optionally generated by a signal generator 355. The TE adjusts an interfering signal power level, P, relative to a wanted signal power level, W, according to the relaxed ACS requirement, A (see step 435, Fig. 4); or adjusts W relative to P according to A (step 450, Fig. 4); or adjusts P relative to W, according to the relaxed IBB requirement, I (step 535, Fig. 5); or adjusts W relative P, according to I (step 550, Fig. 5). Using the wanted and interfering signals, the TE determines whether the UE meets a criterion. The UE is also claimed.

A data conformance service determines, based at least on an information model of a machine at a remote site of a client, cloud test code to be executed by the data conformance service to perform at least a first type of conformance test for data provided by the machine and edge test code to be executed by an edge gateway at the remote site to perform at least a second type of conformance test for the data from the machine. The service deploys the edge test code to the edge gateway. The service receives data from the machine and executes the cloud test code using the data to generate cloud test results. The service receives edge test results and generates, based on the cloud and edge results, an indication of whether the data from the machine conforms to a specification.

A DUT, as part of conformance testing, receives indication to activate an AI / ML test function. The AI / ML test function includes indication of a use case, as one of multiple testing features associated with the AI / ML test function, that corresponds to one or both of an AI / ML model or functionality for which the conformance testing is performed. The DUT activates the AI / ML test function and associated one or more of the multiple testing features corresponding to the use case. The DUT performs, based on the activated AI / ML test function, the one or both of the AI / ML model or functionality for the indicated use case and associated testing features. A SS, as part of the conformance testing of the DUT, sends indication to the DUT to activate the AI / ML test function, receives indication that at least the AI / ML test function has been activated, and participates in the conformance testing of the DUT.

A system and method are provided for conformance testing of a Fast Healthcare Interoperability Resources (FHIR) server. Information related to the FHIR standard may be received. A test script including a query for a resource stored by the FHIR server using a search value of a search parameter of the resource and using a search variation of a type of the search parameter may be generated and executed. A capability statement for the FHIR server may be generated. A declared capability statement of the FHIR server may be validated based on the generated capability statement. Information related to a validation result of the declared capability statement may be provided for display.

According to 3GPP standard TS 38.509 a UE beamlock test function (UBF) is used to lock an antenna array once the UE has formed a beam in a direction of a system simulator, for conformance testing purp

The utility model relates to a kind of bluetooth consistency testing device, comprising: mounting platform;Positioning seat, be located in the mounting platform, for fixed product to be tested;First coupling component, at least one side of the first direction of the positioning seat, the first coupling component is configured to be able to move along first direction;And second coupling component, at least one side of the second direction of the positioning seat, the second coupling component is configured to be able to move along second direction.The utility model is simple in structure, can reduce cost, simplify test operation, improve test efficiency.

In accordance with example embodiments of the invention there is at least a method and apparatus to perform receiving from a second apparatus of a communication network information comprising a test command to enable or activate at least one of a training or inference test mode for conformance testing of a machine learning model or functionality based beam management use case during the at least one of a training or inference phase; based on the information, communicating an acknowledgement message with the second apparatus confirming an activation of the at least one of a training or inference test mode for the at least one of a training or inference phase; wherein the activation is using a configuration to perform the at least one of a training or inference validation of the machine learning model or functionality of the first apparatus using a testing dataset during the conformance testing. Further, to perform sending towards a second apparatus of a communication network information comprising a test command to enable or activate at least one of a training or inference test mode at the second apparatus for conformance testing of a machine learning model or functionality based beam management use case during the at least one of a training or inference phase; and receiving from the second apparatus of the communication network information comprising an acknowledgement message confirming an activation of the at least one of a training or inference test mode for the at least one of a training or inference phase, wherein the activation is using a configuration to perform the at least one of a training or inference validation of the machine learning model or functionality of the first apparatus using a testing dataset during the conformance testing

Various embodiments may involve obtaining an image of at least a section of a manufactured part; determining, based on executing a neural network on the image, that the manufactured part was not fabricated according to a specification for the manufactured part, wherein the neural network was trained to associate images of manufactured parts with corresponding indicators of specifications for the manufactured parts; and, in response to determining that the manufactured part was not fabricated according to the specification, generating an electronic alert indicating that the manufactured part was improperly fabricated.

The invention discloses an automatic test system and method for amplitude-phase characteristics of a frequency conversion transceiver component, and the system employs the integration of an instrument test system, an input end test network, an output end test network, a time sequence control board, a customized frequency source and other hardware devices, achieves the automatic test of the amplitude-phase characteristics of the frequency conversion transceiver component in a self-closed-loop working mode and when a transmitting channel and a receiving channel work independently. And testing the inconsistency of the temperature change of the amplitude and phase indexes between the links. According to the test system and the test method, the problems of large test instrument equipment quantity, high test system cost, high test control difficulty, manual switching test of the multi-channel component, low test efficiency and the like in the test of the multi-channel frequency conversion transceiver component are solved. According to the system and the method, the test efficiency is improved, the test can be realized in an extreme temperature environment, the system and the method are suitable for the construction requirement of a modular production test system, the test can be quickly and accurately completed, the product development iteration time can be shortened, and the test requirement of large-batch production can be met.

The invention provides a compatibility test suite for CUDA specifications and an execution method, and belongs to the technical field of software testing, and the method comprises the steps of generating an executable binary file of the compatibility test suite based on a construction demand preset by a user; test parameters specified by a user are obtained, a thread execution plan is generated based on the executable binary file and the test parameters, a CUDA standard compatibility test is executed according to the thread execution plan, and an API test result is obtained; obtaining report parameters specified by a user, processing the API test result according to the report parameters, and generating test process data; performing test judgment based on the test process data, and generating and storing a complete CUDA standard compatibility test report according to a test result; the special consistency test kit for the CUDA standard fills the blank of the special consistency test kit for the CUDA standard in the industry, can be used as a unified reference to penetrate through the whole CUDA ecological process, effectively solves the industrial pain point of no special test tool, and guarantees the compatibility and reliability of the CUDA ecology.

According to 3GPP standard TS 38.509 a UE beamlock test function (UBF) is used to lock an antenna array once the UE has formed a beam in a direction of a system simulator, for conformance testing purp

The invention relates to a test method and device, computer equipment, a computer readable storage medium and a computer program product. The method comprises the following steps: acquiring a key interaction object in a target scene; based on the key interaction object, generating a business workflow, and performing an integrity test on the business workflow; under the condition that the integrity test is passed, extracting a target service node from the service workflow, and performing a context consistency test on the target service node; and under the condition that the context consistency test is passed, comparing a test result of the context consistency test with corresponding execution state information in the key interaction object to obtain a comparison result. Accurate testing can be carried out by adopting the method.

This invention discloses a New Radio (NR) V2X (Vehicle-to-Everything) terminal conformance testing system. The NR V2X terminal conformance testing system includes: a host computer, a simulated terminal, a positioning simulator, and a terminal under test (DUT). The host computer is connected to the simulated terminal via a Sidelink Data Radio Bearer (SL-DRB) port and controls the simulated terminal using Test and Test Control Expression (TTCN) code. The simulated terminal is connected to the DUT via a New Radio NR-PC5 interface and transmits data with the DUT through the NR-PC5 interface. The positioning simulator is connected to the host computer via a POS system interface and is used to synchronize the simulated terminal and the DUT. This system is a test system for verifying the conformance design of NR V2X terminals, and conformance testing of V2X terminals is implemented based on this system.

Device for a conformity test at a communication node (200, 300, 310, 320, 330, 430, 432, 434) which constitutes a communication network, wherein the device comprises: a monitoring port (305, 440); a switch (410) which turns on or off a connection between the monitoring port (305, 440) and a communication port (301, 302, 303, 420, 422, 424) which is connected to the communication node (200, 300, 310, 320, 330, 430, 432, 434); and a processor (400) which: receives a test request signal with identification information corresponding to the communication port (301, 302, 303, 420, 422, 424) and mode type information indicating a conformance test mode, controls the switch (410) to turn the connection between the monitoring port (305, 440) and the communication port (301, 302, 303, 420, 422, 424) on or off based on the identification information, and The mode type information is sent via the switch (410) to the communication nodes (200, 300, 310, 320, 330, 430, 432, 434).

The invention relates to the technical field of communication, in particular to a software-based AS6802 protocol-oriented simulator, which comprises an SM component, a CM component and a test component, the SM assembly is composed of a parameter configuration module, a clock management module, a solidification module, an optimal frame selection module, a frame generation module and a state machine jump module. The CM assembly is composed of a parameter configuration module, a clock management module, a solidification module, an optimal frame selection module, a frame generation module, a compression module and a state machine jump module. And the test assembly is used for carrying out SM test on the SM assembly, carrying out CM test on the CM assembly, and carrying out Both test and Switch test on the SM assembly and the CM assembly. According to the simulation device, the operation logic of the AS6802 protocol is successfully restored on the software level through a modularized and configurable framework, consistency testing, synchronization precision estimation and synchronization process visualization under different network topologies and synchronization parameter configurations are supported, the testing process is simple, the testing efficiency is high, and high universality is achieved.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a link establishment node (LEN) may transmit, using a first polarization, one or more reference signals that are configured for an effective isotropic radiated power (EIRP) conformance testing procedure for a network node. The LEN may transmit, based at least in part on expiration of a beam selection timer, a beam lock command that is directed to the network node. The LEN may transmit, based at least in part on transmitting the beam lock command, an indication of an uplink grant that is configured for the EIRP conformance testing procedure and is assigned to the network node. Numerous other aspects are described.

To provide a video coding mechanism.SOLUTION: A video coding system includes encoding multiple sub-layer representations into a bitstream. Hypothetical reference decoder (HRD) parameters and a sub-layer coding picture buffer parameter present flag (sublayer_cpb_params_present_flag) are also encoded into the bitstream. When the sublayer_cpb_params_present_flag is set to 0, the HRD parameters of all sub-layer representations with a temporal identifier (TemporalId) less than the maximum TemporalId are inferred to be equal to the HRD parameters of the largest sub-layer representation with the maximum TemporalId, and a set of bitstream conformance tests is performed on the bitstream based on the HRD parameters. The bitstream is stored for communication toward a decoder.SELECTED DRAWING: Figure 8

Network equipment (e.g., User Equipment (UE), New Radio NB (gNB), or other network components) can process or generate configured authorized transmissions based on logical channels. A selection of at least one of uplink (UL) or supplementary UL (SUL) can be configured to perform the CG transmission on the uplink channel based on the selected CG and a conformance test for interfering or conflicting transmissions used to determine the CG transmission.

This invention relates to the field of radio frequency (RF) testing technology for terminal devices, and discloses a method and system for RF conformance testing of 5G terminal devices based on multi-dimensional features. The method includes: performing basic RF testing on a target engineering prototype to obtain a test RF dataset; constructing an RF test model for the target engineering prototype based on the test RF dataset to obtain a target terminal simulation model; performing correlation analysis on a multi-dimensional RF indicator set based on the test RF dataset and a set of use case feature indicators to obtain a use case RF correlation matrix; using the target terminal simulation model to perform high-risk screening on a set of virtual RF use cases to obtain a target test case sequence; and performing RF testing on the target terminal device based on the target test case sequence to obtain a target RF test dataset. This invention can improve the targeting and efficiency of RF testing and reduce reliance on testing redundant, low-risk use cases.