71results about How to "Verified and reliable" patented technology

The invention relates to an SPI verification method based on UVM verification methodology, which is characterized in that a verification platform is constructed by adopting the UVM verification methodology and a system-level hardware description language, and function verification is implemented on an SPI module. The verification platform comprises: a verification platform, a test case test, a virtual excitation generation module vsqr, the APB system environment is apb _ env; the APB configures a module apb _ master _ cfg, and the module apb _ master _ cfg is connected with the APB; the APB agent module is an apb _ master _ agt, and the APB agent module is an apb _ master _ agt; the SPI environment is spi _ env; the SPI configures a module spi _ cfg; the SPI agent module is set as spi _ agt; an SPI register model spi _ reg _ mdl, the system comprises a format conversion module, an excitation generation module, an excitation driver module, a response collection module, a monitoring module, and a result comparison module. The format conversion module comprises an adder, an excitation generation module, an excitation driver module, a response collection module, a monitoring module anda result comparison module. According to the invention, a UVM verification methodology is adopted to realize high hierarchy; a verification platform with high reusability can generate various types of randomized data packets under the constraint condition, traversal of all addresses and instructions is achieved, the self-checking functions of automatic report collection, result comparison and thelike with the function coverage rate are achieved, and the verification efficiency and the verification reliability are improved.

The invention discloses a user verification method and device. The method comprises the following steps of: acquiring characteristic vectors from voice characteristic parameters extracted from voice signals of a user, wherein the voice characteristic parameters comprise linear prediction cepstrum coefficients, pitch periods, differential linear prediction cepstrum coefficients and/or differential pitch periods; calculating an average quantization error according to a pre-stored codebook quantization characteristic vector corresponding to the user; and determining whether the user passes voice verification according to the difference between the average quantization error and the pre-stored average quantization error corresponding to the user. The method provided by the invention can determine whether the user passes voice verification so as to quickly and reliably verify the identity of the user by processing the voice characteristic parameters extracted from the voice signals of the user and comparing the processed information with the pre-stored information, thereby improving system security in a login step.

The invention relates to a telephone voiceprint entrance guard, and relates to an entrance guard apparatus. According to the invention, with the telephone voiceprint entrance guard, automatic access controlling voiceprint verification can be realized through a telephone, and jactitator identity can be easily identified. The entrance guard comprises a main controlling server, a telephone exchange, a voiceprint entrance guard controller, a network switch or a hub, a managing device, a bus, a telephone wire, a conduction-through twisted pair and a data trunk. The telephone exchange is connected to the main controlling server through the data trunk. The telephone exchange is connected to the voiceprint entrance guard controller through the telephone wire. The voiceprint entrance guard controller is connected to the network switch or the hub through the conduction-through twisted pair. The network switch or the hub is respectively connected to the main controlling server and the managing device through the bus.

The invention relates to an air-conditioning air purification system with a remote control function. The air-conditioning air purification system with the remote control function comprises an air inlet device, an air outlet device, an air duct, an air filtering device, an air conditioning device and a remote control device, wherein the air inlet device is provided with an air inlet and an axial flow fan, and the air inlet device is used for guiding air into the air-conditioning air purification system; the air outlet device is provided with an air outlet and a centrifugal ventilator, and the air outlet device is used for exhausting air out of the air-conditioning air purification system; the air inlet device and the air outlet device are connected through the air duct, and the air duct is used for guiding air between the air inlet device and the air outlet device; the air filtering device is arranged in the air duct and used for filtering air; an evaporator of the air-conditioning device is arranged in the air duct; and the remote control device is configured to receive a remote control command from a user so that the user can remotely start the air-conditioning air purification system and control the operation of the air-conditioning air purification system. By the adoption of the air-conditioning air purification system, noise can be lowered, heat can be dissipated, the energy utilization rate is increased, and remote control is achieved.

The invention discloses a method for predicting wheat root elongation toxicity of nickel ions in soil, and an application thereof, and belongs to the field of ecological heavy metal toxicity assessment. According to the method disclosed by the invention, the toxicity competitive inhibition effect of Ca<2+> and other cations on the nickel ions is considered, the influence of the osmotic pressure effect in soil conditions to the toxicity is corrected, and meanwhile the toxic effect of nickel is calculated by obtaining the activity of the nickel ions by using the visual MINTEQ program. Firstly, biological toxicity suppression parameters of the cations to the nickel ions, and the toxic effect parameters and the osmotic pressure parameters of the nickel are determined under a sand culture condition, the obtained parameters can be applied to the prediction of the wheat root toxicity of the nickel ions under different soil types, and the method is also applicable to predicting the root elongation toxicity of nickel ions to other crops and can provide reference for soil heavy mental ecological risk assessment and soil pollution abatement.

The invention discloses a dynamic payment method and system. The method comprises the steps that S100, a client generates a dynamic code according to current time, a bank card serial number of a user and device identifier information of a client; S200, the client encrypts unique identifier information corresponding to a bank card plug-in in the client according to the generated dynamic code; S300, the client generates a dynamic bank card number according to the bank card serial number information in the client, the dynamic code and the encrypted unique identifier information in the step S200; and S400, a server performs verification according to the dynamic bank card number, and finishes payment when the verification succeeds, otherwise, returns to and executes the step S100. The purpose of the method is to generate the dynamic bank card number, and an offline authentication mode is adopted, so that the payment efficiency is improved and the use convenience is brought for users.

The invention discloses a flight simulator equipment supply chain system based on a block chain, which comprises a flight simulator equipment supply chain data platform, a block chain platform and a data receiving platform, and is characterized in that the flight simulator equipment supply chain data platform and the block chain platform are jointly connected with a data storage and analysis module; the block chain platform is connected with a data verification node module, the data receiving platform is connected with the data verification node module, the data receiving platform is connected with a data node module, and the data node module comprises a purchase supplier unit, an outsourcing supplier unit, a complete machine manufacturing enterprise unit and an analog machine user unit. According to the invention, a complete honesty system is established based on the block chain, so that the data is more transparent, the evidence is more complete, traceable and verifiable, accurate identification and data verification query can be carried out on the full-life-cycle record of the outsourcing processed or purchased equipment parts, and intelligent flight simulator equipment part supply chain management can be realized.

The invention is suitable for the technical field of computer application, and provides a cross-chain transaction verification method, terminal equipment and a readable storage medium; the method comprises the steps: obtaining a cross-chain event submitted by a source chain; generating a cross-chain transaction based on the cross-chain event, wherein the cross-chain transaction comprises a verification protocol; and sending the cross-chain transaction to a relay chain, and indicating the relay chain to send the cross-chain transaction to a target chain cross-chain gateway after verification of the verification protocol is passed. According to the embodiment of the invention, the cross-chain transaction is sent to the relay chain, and the relay chain is indicated to only verify the verification protocol in the cross-chain transaction, so that the problem that the processing burden of the cross-chain gateway is increased due to the fact that the cross-chain gateway of the target chain verifies the cross-chain transaction at present can be solved on the premise of ensuring privacy.

A document transporter has a roller or conveyor belt (4) for driving a bill (1) and a weighting device (7) for pressing the bill (1) against the roller/belt (4). The weighting device (7) includes a ball (6) weighting the bill (1) and a holder (8) rotatably holding the ball (6). The device (7) may further include a spring (15) pressing the ball (6) against the roller/belt (4). The passageway (2) into which the bill (1) is inserted is enclosed by a bottom wall (11), a top wall (12) and side walls (13). The side walls (13) have tapered surfaces (9) at the inlet (16) to the passageway (2). A pair of guide rollers (22) rotatably mounted on the side walls (13) guides the bill (1) by engaging the side edges of the bill (1). The bill (1) fed to the transporter is automatically centered.

The invention provides a physics-based high-performance bionic underwater robot simulation training platform construction method which can be used for training a fish-shaped underwater robot. The platform is composed of a robotic fish modeling module using a joint body with skin, a GPU-based high-performance local bidirectional fluid-solid coupling simulation module (capable of processing a finite field and an infinite field), and a reinforcement learning module. A plurality of bionic robot models are provided, a series of underwater reference control tasks are formulated, and an existing reinforcement learning training method is applied to obtain a corresponding control strategy. According to the method, high-performance fluid simulation requirements of a finite domain and an infinite domain can be processed, a model of any bionic underwater robot can be built, an underwater control task can be customized, and intelligent strategy training, migration and integration can be realized.

A smart community security and protection method based on the Internet of Things is characterized by comprising the following steps that S1, configuring a special communication link protocol and the communication link protocol is used for controlling communication between a community server and a mobile terminal; S2, configuring a use number corresponding to the user in the mobile terminal, wherein the use number is used for identifying user identity information; S3, when a video acquisition demand occurs, verifying the video acquisition demand by using the serial number according to a presetcommunication link protocol, and sending the corresponding video to the corresponding mobile terminal when the verification is passed; and S4, verifying the verification process, and sending the corresponding excitation data to the community server and the corresponding mobile terminal according to the verification result.

The invention relates to a system and a method for evaluating a treatment plan for an external radiation therapy treatment, the treatment plan comprising parameters for controlling an external radiation therapy apparatus during the treatment. The system comprises a database storing historic treatment plans and storing for each historic treatment plan a quality parameter indicative of whether a deviation between a planned dose distribution and a measured dose distribution resulting from an execution of the treatment plan is within an acceptable limit. An evaluation unit determines a threshold value for each of a plurality of treatment plan metrics based on the historic treatment plans and the associated quality parameters. Further, the evaluation unit calculates a value of each of the metrics for the treatment plan and compares the value of each of the metrics with the threshold value determined for the respective metric.

The invention discloses a lognormal channel model verification system, comprising a signal generator, a wireless channel simulator, a network analyzer, a channel estimation processor and a channel verification module. The signal generator, the wireless channel simulator, the network analyzer, the channel estimation processor and the channel verification module are unidirectionally connected in sequence. The signal generator is also directly and unidirectionally connected with the channel estimation processor. The signal generator, the wireless channel simulator, the network analyzer and the channel estimation processor are mainly used for acquiring channel data. The channel verification module is mainly used for verifying the acquired channel data. According to the system, the channel datagenerated by the channel simulator submits to lognormal distribution or not can be judged conveniently and simply, whether a lognormal channel simulator model is accurate or not is effectively verified, the foundation for the channel research such as channel estimation is laid, and the guarantee for a receiving end to extract sending data accurately and effectively is provided.

The invention discloses a synchronous control method based on distributed simulation testing of a transformer substation. A testing system utilizes DSP technology for performing simulation testing onaction logic between a fault point and a protecting device thereof in a power line. The testing system comprises a simulating host computer and analog amount output sub-computers. The simulating hostcomputer is connected with the analog amount output sub-computers through fibers. According to a testing method which is utilized in the invention, before a plurality of analog amount output sub-computers in front of combining unit devices with different intervals, the simulating host computer is utilized for performing long-distance synchronous controlling of simulated output through the fibers;adding testing is simultaneously performed on a plurality of combining units; a Goose signal returned from the protecting device through action can be received and a switching amount action node can be received for realizing closed-loop testing; joint debugging of an intelligent power grid system is realized; and the working condition of a total-station system in real operation is truly reflected.

Disclosed is an apparatus. The apparatus may include an ultrasonic sensor array, a light source system and a control system. Some implementations may include an ultrasonic transmitter. The control system may be operatively configured to control the light source system to emit light that induces acoustic wave emissions inside a target object. The control system may be operatively configured to select a first acquisition time delay for the reception of acoustic wave emissions primarily from a first depth inside the target object. The control system may be operatively configured to acquire firstultrasonic image data from the acoustic wave emissions received by the ultrasonic sensor array during a first acquisition time window. The first acquisition time window may be initiated at an end timeof the first acquisition time delay.

Embodiments of the invention disclose a paper currency data-based algorithm verification method and device. The method comprises the following steps of: detecting an attribute table corresponding to asample currency according to an algorithm detection condition, and obtaining data of at least two to-be-tested paper currencies satisfying the algorithm detection condition, wherein the data comprises an image, an area thickness and/or magnetism; detecting the data of the to-be-tested paper currencies by adoption of a target algorithm, and obtaining target attribute results of the to-be-tested paper currencies; and querying standard attributes, corresponding to the target attribute results, of the to-be-tested paper currencies through the attribute table, and verifying the target algorithm according to the target attribute results and the standard attributes. Through the method and device, algorithm verification can be carried out rapidly, conveniently, stably and reliably.

The invention discloses a biometric system which may include an ultrasonic sensor array, a light source system and a control system. Some implementations may include an ultrasonic transmitter. The control system may be capable of controlling the light source system to emit light and of receiving signals from the ultrasonic sensor array corresponding to acoustic waves emitted from portions of a target object in response to being illuminated with the light emitted by the light source system. The control system may be capable of performing a user authentication process that is based, at least inpart, on the signals from the ultrasonic sensor array.

The invention discloses a flap and slat non-instruction motion protection verification system and verification method. The device comprises a flap and slat control handle, a flap and slat controller,a tester, a slat power driving device, a flap power driving device, a slat control surface, a flap control surface, a slat position sensor and a flap position sensor, wherein an instruction output bythe flap and slat controller is adjusted through the tester; and the flap and slat driving device drives the control surface to perform non-instruction motion after receiving the adjusted instruction.The test problem of the flap and slat non-instruction motion protection function of the flap and slat controller is solved, the comprehensive and reliable verification of the functional performance of the flap and slat controller is realized, and the reference of a non-instruction motion detection method is provided for other similar products.

The invention relates to a verification method for butt weld detection results. The verification method includes the following steps that a weld image and a weld straight line to be verified in the weld image are acquired; q pixel points are selected at the two sides of each row of intersection points with the weld straight line to be verified to form an image subset, the direction of an original image row is generally perpendicular to the weld straight line to be verified, and q is a positive integer which is larger than or equal to 1; all the rows of the image subset are added to obtain an array, the array is subjected to first-order difference, and the positions of the maximum value and the minimum value are found out; and if the maximum value and the minimum value are located at the two sides of the weld straight line to be verified, it is judged that the weld position to be verified is reliable. By the adoption of the method, butt welds (including the welds without gaps and with certain gaps) of sheets under various conditions can be reliably verified, and the phenomenon of recognition failure can be avoided.