95 results about "Conformance testing" patented technology

A method for improving the intelligibility of an incoming telephone signal, including boosting loudness of at least one band of poorly heard frequencies of the signal within at least one band of intensities of the signal, the band lying below a predetermined intensity level at which telephone standard conformance testing is performed, thereby to generate a differentially boosted telephone signal. Alternatively or in addition, intelligibility of sibilants in a narrow band telephone signal is enhanced, by doubling the sampling rate of the narrow band signal by interpolation, thereby to provide a narrow band interpolated signal, generating a harmonic extrapolation signal by harmonically extrapolating from the narrow band interpolated signal thereby to estimate the missing portions of the telephone signal, the harmonic extrapolation comprising a sequence of pulses located at peaks of the interpolated signal, generating a missing energy estimator measure estimating energy missing at high frequency bands of the telephone signal, continuously modulating the amplitude of the pulses in said sequence of pulses based on said missing energy estimator measure, thereby to generate a modulated signal, passing the modulated signal through a shaping filter thereby to obtain a shaped signal, and summing the shaped signal with the interpolated signal.

A method of testing an engine designed to perform a real-time DSP or communications high resource function on an embedded target platform, the method comprising the steps of: (a) developing a reference engine for the high resource function, the reference engine performing the same functionality as the engine but running on a desktop computer and not the target platform; (b) conformance testing the engine against the reference engine by measuring the functionality of the engine when stimulated by stimulus vectors and comparing that functionality against the reference engine.

The invention discloses a test device for integration testing service at E1, T1 interfaces. The device includes interface configuration database, error code database of telephone channel, calling service database, load control module, protocol emulation module, protocol monitoring module, speech recognition and telephone channel check module, error code testing module, message encoding module, message decoding module, and interface module. Through cooperation and interaction among above said modules realize following functions and parallel processing: unity of monitor and emulation, interface configuration, protocol stack, different kinds of types speech path test, signaling flow and calling service, DTMF dispatching number, identification of cue tone, and error code testing etc. The invention makes possible to enter performance testing, conformance testing and synthesis aptitude test from single functional test executed at currently.

One embodiment of the present invention provides a system that supports compatibility testing of functionality provided through an Application Programming Interface (API) on a computing device. During operation, the system loads a client testing module on the computing device. The system also loads a remote testing module on a server. Once the client testing module and the remote testing module have been loaded, the system identifies a communication protocol that is available between the computing device and the server, and configures a communication-protocol-specific portion of the client testing module to communicate with the remote testing module through the available communication protocol. The system then compatibility tests the functionality provided through the API on the computing device. During this compatibility testing, certain portions of the test execute within the client testing module while other portions of the test execute within the remote testing module. Hence, the client testing module and the remote testing module work together in a distributed manner to compatibility test the computing device.

A method for improving the intelligibility of an incoming telephone signal, including boosting loudness of at least one band of poorly heard frequencies of the signal within at least one band of intensities of the signal, the band lying below a predetermined intensity level at which telephone standard conformance testing is performed, thereby to generate a differentially boosted telephone signal. Alternatively or in addition, intelligibility of sibilants in a narrow band telephone signal is enhanced, by doubling the sampling rate of the narrow band signal by interpolation, thereby to provide a narrow band interpolated signal, generating a harmonic extrapolation signal by harmonically extrapolating from the narrow band interpolated signal thereby to estimate the missing portions of the telephone signal, the harmonic extrapolation comprising a sequence of pulses located at peaks of the interpolated signal, generating a missing energy estimator measure estimating energy missing at high frequency bands of the telephone signal, continuously modulating the amplitude of the pulses in said sequence of pulses based on said missing energy estimator measure, thereby to generate a modulated signal, passing the modulated signal through a shaping filter thereby to obtain a shaped signal, and summing the shaped signal with the interpolated signal.

The invention provides a trusted platform module testing device which comprises a basic information testing system, a cryptographic code service testing system and a trusted service testing system. The basic information testing system is used for testing basic information of different trusted platform modules, and the basic information of the trusted platform module comprises a base attribute testing function and a function coverage rate; the cryptographic code service testing system is used for testing the basic cryptographic code function of the trusted platform module as a security chip, and the basic cryptographic code function comprises a cryptographic algorithm function, a cryptographic key certificate function and a protocol function; the trusted service testing system is used for testing trusted characteristics of the trusted platform module and the trusted characteristics comprise a trusted memory / report and testing function, a credibility degree memory report function, a terminal security service function and remote certificate function; and all the testing systems are installed on a trusted computing system in which the trusted platform module is arranged as a hardware chip. The application of the device can conduct a standard compliance test for the TPM and efficiently cover the trusted functions of the TPM to be tested.

The invention discloses a testing platform for a train-ground transmission protocol in a train operation control system and a construction method thereof, and the testing platform comprises a testing system part for integrating testing cases of a space frequency modulation (SFM) protocol block according to service functions of a train-ground transmission EuroRadio protocol and scheduling corresponding train-ground communication processes, and a protocol stack simulation part for collecting protocol layers under the EuroRadio protocol into a general protocol layer and simulating the service functions of the CFM protocol block in a GSM-R network. The testing platform can not only observe the services received by a high layer but also monitor the information exchange of a bottom layer and observe the response of a system to be tested to abnormal behaviors of the bottom layer, thus finishing the conformance testing to the train-ground security transmission protocol in the train operation control system.

The invention discloses an operating system standard conformance test adequacy evaluation method based on an interface model, relating to software test adequacy evaluation. The adequacy evaluation method is applicable for compliance tests of an operating system specific to a specific standard, and can measure the coverage fraction of test case design on a standard interface so as to provide the basis for the selection and the improvement of a test case and for the evaluation of test adequacy. The method includes three steps: initializing a computer to establish a data model and a functional model of an interface and to acquire a standard conformance test case set; evaluating the test adequacy and calculating the interface input parameter, the interface input parameter-output parameter set, interface function, interface function set and the comprehensive coverage fraction of the system; and selecting the test case based on the coverage fraction, setting a coverage fraction goal for the standard conformance test, iteratively selecting the test case from the test case set until the coverage fraction goal is satisfied.

Systems, methods and computer readable media are provided for the conformance testing of services through the utilization of a conformance control module. In one exemplary embodiment, the method may include comparing meta-data returned by the service to predetermined parameters to determine whether the meta-data conforms to the predetermined parameters. The method may also include determining a conformance violation exists when the comparison indicates the meta-data does not conform to the predetermined parameters. The method may further include determining a conformance violation does not exist when the comparison indicates the meta-data does conform to the predetermined parameters. Moreover, the method may include continuing execution of the service based on the results of the comparisons made.

The invention discloses a measurement method for ultrasonic transducer signal and a circuit, and is used for the conformance testing of ultrasonic transducer signals in ultrasonic flowmeter measurement. In the measurement method, the transducer is put into an airtight container, a baffle plate with adjustable acoustic wave path length is arranged in the container according to the design. The voltage, pulse count, frequency, and duty cycle of the excitation signals are adjusted, and then the reflected echo signals are processed. The processing circuit comprises a preamplifier circuit, a filter circuit, a gain control circuit and a peak-sampling circuit. The echo signals are stabilized in the same peak value by a digital AGC circuit formed by the gain control circuit and the peak value through the circuit, finally the parameters of the transducer are determined according to the magnification times of the echo signals, and a basis is provided for transducer pairing. Meanwhile, according to the changes of the sonic path distance under the same incentives condition, the measurement method can be used for the selection of different pipe diameter flowmeter transducers. The measurement method for the ultrasonic transducer signal and the circuit has the advantages of low cost, low power consumption, measuring stability and high resolution.

Systems, methods and computer readable media are provided for the conformance testing of services through the utilization of a conformance control module. In one exemplary embodiment, the method may include comparing meta-data returned by the service to predetermined parameters to determine whether the meta-data conforms to the predetermined parameters. The method may also include determining a conformance violation exists when the comparison indicates the meta-data does not conform to the predetermined parameters. The method may further include determining a conformance violation does not exist when the comparison indicates the meta-data does conform to the predetermined parameters. Moreover, the method may include continuing execution of the service based on the results of the comparisons made.

The invention provides a conformance testing adapter based on TTCN-3. The conformance testing adapter comprises a testing project and control interface, a terminal interactive message codec, a terminal interactive message transceiver, a system configuration message processor, an external function call processor, a platform adapter body, a complete encryption algorithm processor and an API adapter body, wherein the terminal interactive message codec is connected with the testing project and control interface, the terminal interactive message transceiver is connected with the terminal interactive message codec, the system configuration message processor and the external function call processor are connected with the testing project and control interface, the platform adapter body is connected with the external function call processor, the complete encryption algorithm processor is connected with the platform adapter body and the API adapter body is connected with the terminal interactive message transceiver and the system configuration message processor. By adoption of the adapter, adaptation of a TRI and an open API of a testing instrument is achieved, and architecture of a TTCN-3 testing system defined in the standard issued by the ETSI is achieved.

The invention relates to an electric politic synergic working data standard accord measuring method, which comprises the following steps: (1) decomposing data standard text, using prescript language to establish the measuring referent template of data standard: element referent template, structure referent template, code referent template and thesaurus; (3) decomposing the tested file according to definition: adopting prescript language to depict the element, structure and code of the tested file; (3) doing accord measurement; (4) doing statistic to the measuring result and complying the measuring report.

The invention relates to a digital electric energy meter IEC61850 conformance testing method and a system. The method comprises ICD model file static checking and MMS model dynamic detection of a digital electric energy meter. The system comprises a digital electric energy meter tester, a conformance testing controller, a network switch and an optical switch, wherein the digital electric energy meter tester, the optical switch, the tested digital electric energy meter, the network switch and the conformance test controller are sequentially connected; and the conformance test controller comprises a man-machine interaction module, a clock module, a tester control module, a testing case storage module, a result analysis module and an MMS reception module. The technical scheme provided by the invention realizes a test for the digital electric energy meter IEC61850 protocol conformance, so that mutual connection of intelligent transformer station digitalization metering equipment of different manufacturers is ensured; and the technical scheme can be applied to laboratory assessment for the protocol conformance of digitalization metering equipment such as the digital electric energy meter and the like.

The invention provides a fast frequency point conversion method, which comprises the steps: an establishing frequency point of a testing instrument is a cell of a set frequency point, and a terminal carries out conformance testing of radio frequency under the set frequency point; and after the testing under the current set frequency point is finished and when frequency point conversion is determined, a deleting frequency point of the testing instrument is the cell of the current set frequency point, the establishing frequency point is the cell of a next set frequency point, and the terminal carries out the conformance testing of the radio frequency under the next set frequency point. The invention provides a device for realizing the fast frequency point conversion simultaneously, and the device and the method realize fast conversion of the frequency points in the conformance testing process of the radio frequency and reduce the consumed time of the terminal for carrying out the conformance testing of the radio frequency.

The invention discloses a hydrophone phase conformance testing device which comprises a shaking table (20) used for generating vibration signals and arranged on a base (10) ; a liquid column cylinder (30), used as a testing container and arranged on the top of the vibration table (20); a hydrophone clapper (40) arranged on the base (10) for clamping the hydrophone under test; a standard hydrophone (50) arranged on the hydrophone clapper for providing reference signals to measure; a signal source (80) for providing signals for the vibration table (20) and reference signals for a standard phase meter (70); and a standard phase meter (70) used to measure the difference between two input phase signals. The invention can build a sound field through the vibration table (20) and the liquid column cylinder (30) to test the phase coherence of the hydrophone, reducing size and cost of the test system.

The invention provides a simulative Ir interface protocol conformance testing device. The testing device comprises simulation carrier boards operating under a BBU (bandwidth based unit) mode and a RRU (remote radio unit) mode, and can conveniently establish a variety of topological connections between RRU devices and BBU devices of different manufacturers, such as chain connection and ring connection, so that the interoperability testing of the Ir interface protocol between the devices of different manufacturers can be carried out. The invention also provides an Ir interface interoperability testing method, which includes control and management (CM) data testing, uplink and downlink data testing and fault location testing. The scheme of the invention can conveniently establish a variety of topological connections between RRU devices and BBU devices of different manufacturers, such as chain connection and ring connection, so that the interoperability testing of the Ir interface protocol between the devices of different manufacturers can be carried out.

The invention provides a software communication system architecture conformance test modeling method based on an extended finite-state machine, and solves the problem that a complete test sequence isdifficult to construct only by analyzing a dependency relationship between tests in the prior art. The model provided by the invention can visually display the operation process of the tested assembly, analyze the dependence relationship between the demand tests, guide the construction of the test sequence, and provide effective support for the test automation. According to the software radio system conformance testing method and system, the running process of the software radio system in the testing process can be visually displayed, the readability of a testing program is improved, the blankof domestic software communication system architecture conformance testing research is filled up, and a good foundation is laid for subsequent testing automation research.

The invention discloses a transmission protocol compliance detection device, system and method. Parsing on various current general protocols is implemented, and a private protocol is subjected to identification detection by the flow of feature extraction, feature loading and feature string matching; a detection result can be subjected to showing, statistics and report export by a uniform interface; a user interface is provided, and the transmission protocol compliance detection device, system and method have functions of defining a new protocol, starting or stopping detection, uploading a file, showing the detection result, exporting the detection result and the like; receiving on a user command and a configuration from Web is implemented; when a detection command is executed, the new protocol is detected according to a defined new standard; and newly added protocol features can be directly subjected to dynamic defining and loading, so that the protocol identification expansion abilityis greatly improved, fine management control on the standard compliance test flow and scientific and fair evaluation on a compliance analysis result are implemented, standardized management of construction of the information communication field is effectively supported and propelled, and the interconnection ability between a network system and equipment is promoted.

The invention discloses a channel estimation method for IEEE 802.11ac radio frequency conformance testing. The method includes the steps of obtaining an initial value of channel estimation through the weighted average of a traditional long training sequence L-LTE of a 802.11ac protocol physical layer and a high-speed long training sequence VHT-LTF; demodulating received data into standard points on a constellation, calculating the Euclidean distance from the received data to the nearest constellation point, and selecting a plurality of data of the smallest Euclidean distance as auxiliary pilot frequency; combining pilot frequency with the auxiliary pilot frequency, and calculating to obtain channel frequency response of all data subcarriers through the least square fit criterion; updating channel response of the current frame through variable coefficient iteration; estimating data of the sending end on the basis of the least square fit criterion. The channel estimation method for IEEE 802.11ac radio frequency conformance testing achieves WLAN (Wireless Local Area Network) radio frequency conformance testing and narrows vector error margin to achieve better conformance testing results.

The invention discloses an electrical and conductive atomic force microscope probe using conductive nanowires and a preparation method thereof, which solves the bottleneck problem of the current electrical and conductive atomic force microscope probe, and greatly improves the service life and resolution of the atomic force microscope probe. The conductive nanowire probe can be prepared by direct bonding method and chemical vapor deposition growth method. Fully utilizing the ultra-high resolution and ultra-long service life of the conductive one-dimensional nanomaterial probe, it solves the long-term problems of short life and easy wear of the electrical and conductive atomic force microscope probes, improves the consistency of the test, and meets It meets the needs of different application fields such as scientific research, production and teaching.

The invention discloses a conformance testing method and system. The method comprises the following steps that: a master control module sends first test case information to a first adaptive module and sends second test case information to a second adaptive module; the first adaptive module controls a first testing instrument to perform the test case corresponding to the first test case information according to the first test case information and second synchronous indication information from a second timing synchronization module, and returns the test results to the master control module; and the second adaptive module controls a second testing instrument to perform the test case corresponding to the second test case information according to the second test case information and first synchronous indication information from a first timing synchronization module, and returns the test results to the master control module. In the embodiment of the invention, the conformance testing requirement of the 3G protocol and 2G protocol of a mobile terminal can be fully satisfied; and strict delay control and sequential control can be achieved aiming at the requirements of the test cases.

The invention relates to a demand response communication conformance testing system and method, comprising: a basic configuration module, a test management module and a report output module; The basicconfiguration module is used for defining test cases, assembling test templates, setting system constants, and expanding and modifying use cases. The test management module is used for providing testprocess configuration, test execution entry and test process monitoring; The report output module is used for comparing the test record with the preset test through standards to generate a test report. The invention provides a requirement response communication conformance test system and method, which solves the problems of lacking corresponding test system and test method when starting the compilation of requirement response information exchange specification, conformance test specification and other standard documents, so as to remove obstacles and provide guarantees for the development ofrequirement response.

The invention discloses a vehicle-mounted terminal software real vehicle testing method and system. The vehicle-mounted terminal software real vehicle testing method comprises the steps: adopting a CAN transceiver, a testing computer and an upper computer to build a testing platform, updating the vehicle-mounted terminal software mounted on a vehicle to a to-be-tested software version, and ensuring that the vehicle is connected with an upper platform; starting a test upper computer, importing a to-be-tested vehicle model signal list, and starting the vehicle; inputting a VIN code of a to-be-tested vehicle into an interface of the testing upper computer, and clicking to start testing; enabling the test upper computer to read CAN bus data and a data value reported by the vehicle-mounted terminal in the testing platform, and comparing the consistency of the CAN bus data and the data reported by the vehicle-mounted terminal to the platform after data analysis; and outputting a test report after the test. A vehicle-mounted terminal software real vehicle test system comprises the vehicle-mounted CAN signal transceiver, the test computer and the upper computer, one end of the vehicle-mounted CAN signal transceiver is connected with an automobile OBD port to receive the CAN bus data in the test process, and the other end of the vehicle-mounted CAN signal transceiver is connected with the test computer and the upper computer.

A method for testing standard conformity of resource exchange system on government affairs includes setting up exchange interface and test control template by utilizing specified format, arranging auxiliary test tool on tested interface, carrying out test on conformity and carrying out analysis-statistics on various test records for working out test report.

The invention discloses an automatic network diagnosis test system for an automobile electric control unit, which comprises an electric control unit to be tested. The electric control unit to be tested is connected with an automatic test board card, the automatic test board card is electrically connected with a programmable power supply, the automatic test board card is also in communication connection with a CAN analyzer, the CAN analyzer is connected with an upper computer, and the upper computer is connected with the programmable power supply. The invention further provides a test method based on the automatic network diagnosis test system for the automobile electronic control unit. The test method comprises a physical layer function test method and a message consistency test method. The test system builds a set of complete test environment, carries out advanced test verification based on a protocol conformance level on each main electric control unit of the whole vehicle CAN network before the vehicle enters a trial-manufacture stage, and is loaded with a unified test standard and a unified test process, so that the traceability of the test process and the effectiveness of the test result are greatly improved, and the test cost is reduced.

The invention discloses a method and system for performing conformance testing on OpenFlow protocols. The system comprises an abstract test suite module, an encoding and decoding module and an adapter module; the abstract test suite module includes a testing execution unit used for transmitting testing data of the OpenFlow protocols to be transmitted to the encoding and decoding module; the testing data are OpenFlow protocol data which are appointed by the abstract test suite module and used for being in communication with a tested system; the encoding and decoding module is used for encoding the testing data; the adapter module includes a data transmitting unit used for receiving the encoded testing data and transmitting the encoded testing data to a port of the tested system, wherein if received feedback message data are null or a timer unit timeout occurs, it is judged that a result fails; if a data packet of the feedback message is correct, the timer unit is shut down, and it is judged whether data need to be transmitted continuously or not or it is judged that the result is passed.

The invention discloses a micro power wireless communication protocol conformance testing system for short-distance power communication. The micro power wireless communication protocol conformance testing system includes a multi-functional electromagnetic wave cell which is used for accommodating a tested micro power wireless communication device so as to isolate influence of an external environment, an interception unit which is used for monitoring interaction communication between the tested micro power wireless communication device and other communication devices and providing monitoring data to an industrial personal computer, a standard protocol signal source which is used for providing a standard protocol signal source to a comprehensive test instrument and the industrial personal computer, the comprehensive test instrument which is used for interacting with the tested micro power wireless communication device under the control of the standard protocol signal source so as to obtain test data and provide the test data to the industrial personal computer, and the industrial personal computer which is used for judging protocol conformance of the tested micro power wireless communication device according to the monitoring data provided by the interception unit and / or the test data provide by the comprehensive test instrument under the control of the standard protocol signal source. Thus, the protocol conformance of the micro power wireless communication device for short-distance power communication can be tested.