402results about How to "Achieve traceability" patented technology

A catheter 1 suitable for advancement through a body passageway of a patient. The catheter 1 comprises a catheter body 4 which is flexible to provide the necessary trackability for the catheter 1 to advance through a body passageway, and two stainless steel reinforcement wires 5 extending along the catheter body 4 which provide the necessary pushability to advance the catheter 1 through the passageway. The reinforcements 5 are positioned diametrically opposed to one another by approximately 180 degrees on opposite sides of the longitudinal axis of the catheter 1, and the catheter body 4 is relatively soft and twistable. This configuration enables the entire catheter 1 to spontaneously twist during advancement so that the reinforcements 5 orientate themselves along a plane of neutral bending during advancement of the catheter 1. In this way, any resistance to the trackability of the catheter 1 due to the stiff reinforcements 5 is minimized.

The invention provides an active optical module multi-channel automatic test system and a method. optimal signals emitted by a tested optical module are monitored, and indexes of the incident light power, emission current, bias current, temperature, voltage, extinction ratio, eye diagram allowance, crossing point, OMA (optical modulation amplitude) etc. are measured and calculated; if the above indexes are all in accordance with the standard, the sensitivity of the optical module is tested, the emission optical power of the tested module is enabled to reach the sensitivity of the test standard via the adjustment of an attenuator, and error code tests are conducted; and if there is no error code, indexes of alarm value and alarm recovery etc. of the optical module are tested. According to the test system, an error detector, an optical module test board, an optical power meter, and the attenuator employed by the test system are all multi-channel devices, an optical switch and an optical splitter are combined for time-sharing multiplexing of one oscilloscope, at least 8 modules can be simultaneously tested, the utilization rate of the oscilloscope and the test efficiency of the optical module are greatly optimized, the equipment cost and the manual cost are reduced, and automatic and batch production of the optical modules is realized.

The common rail fuel injection control device in accordance with the present invention computes a base duty (A) equivalent to a base target opening degree of a metering valve and a correction coefficient (B) based on the engine operation state, adds the value obtained by multiplying an oscillation duty (C) which oscillates periodically by the correction coefficient (B) to the base duty (A), and determines the final duty (D) equivalent to a final target opening degree of the metering valve.

The invention discloses a supply chain finance block chain application method based on a sovereign block chain technology. The invention relates to a block chain field and especially relates to a sovereign block chain field. By using the method, problems that supply chain financing rate is low; a supply chain can not high-efficiently achieve a credit function; and a supply chain finance ecosphere cooperation development is restricted are solved. In the invention, based on the sovereign block chain technology, a block chain application platform suitable for China supply chain finance is constructed so that safety and traceability of supply chain finance application are increased. Mutual trust is established and transaction cost is reduced. Productivity of each node of a whole supply chain and a fund utilization rate are increased. A supervision node is provided for a supervision mechanism and whole process links of the supply chain finance are supervised.

The invention provides a braking control system and a braking control method for a rail transport vehicle. The braking control system comprises an emergency braking request train line passing through the compartments of a railway train and local braking control units respectively arranged inside the compartments of the railway train, wherein the local braking control units are connected with the emergency braking request train line through emergency braking switches and connected with a train central control unit and a warning device through a train bus; and the local braking control units are used for monitoring the states of the emergency braking switches and sending emergency braking requests to the train central control unit and the warning device when the emergency braking switches are cut off. The braking control system and the braking control method for the rail transport vehicle, provided by the invention, can achieve the effect of controllable brake of the vehicle and ensure the safety of the train, and besides, can allow events to be traced back according to the records of the local braking control units and further can automatically identify the vehicle sending the emergency braking requests.

The invention discloses a secure transaction system based on a block chain. The system comprises a block chain secure transaction system. The block chain secure transaction system comprises a client mobile terminal, a transaction background system and a block chain service system. The client mobile terminal supports two architecture modes of C/S and B/S. A common user completes a digital asset transaction through a mobile phone APP. The transaction background system is used for processing the user request, extracting a core service to a block chain server for processing, and completing non-core service processing. The block chain service system is mainly used for processing the core service and calling an intelligent contract to execute a transaction, packaging a transaction result into blocks, and writing the blocks into a block chain account book after consensus. A block chain service system is deployed in each mechanism, and the block chain service systems are mutually connected toform a distributed block chain service system network. The secure transaction system has the advantage of secure transaction.

The invention provides an RFID technology based concrete quality monitoring system and a working method thereof. The system comprises a production information monitoring unit, a supplier inputting unit, a constructor detecting unit and a central monitor control unit. The working method comprises the following steps: electronic tag initialization, production information monitoring and early warning, supplier information inputting, constructor detecting, etc. The invention can track and manage the whole process of concrete, including production, vehicle transport, unloading detection, construction site detection, maintenance and the like, and efficiently monitor the concrete quality.

The invention provides a vehicle detecting and early-warning method based on machine vision and a cascade classifier, which comprises the steps of carrying out cascade classifier training on positive and negative samples by using edited automobile pictures of known automobile models on the market; building a mathematical model of the recognition frame width and the real distance through a lot of measured data; acquiring images in real time; carrying out image preprocessing, and framing a region-of-interest; carrying out target recognition on the region-of-interest; performing data analysis on a recognition result so as to screen and track a target; carrying out recognition frame moving average filtering processing on the tracked target; and calculating the real distance of the recognition target, calculating the moving speed of a vehicle through the frame difference time and the real distance difference so as to acquire the time when collision possibly occurs and display early-warning information. The method provided by the invention effectively improves the recognition efficiency for a moving target in the real environment and enhances the capacity for detecting and tracking the moving target in a complex environment through the processes of cascade classifier training performed by using the positive and negative samples, real-time image acquisition, image preprocessing, target recognition, target tracking and screening, target early-warning and the like.

The invention relates to a system for constructing a trusted node network. The system comprises a block chain management module, a node management module and a node identification module. Block chainmanagement module is responsible for the management of node member information on the block chain, that is, read, write, look up the node information of the block chain, as well as the read and writeprivileges management of the node block chain; the node management module is responsible for the joining and exiting of the node members on the block chain and the information management of the node network members. The node authentication module is responsible for authenticating the trustworthiness of other nodes on the block chain communicating with the node. The technical scheme is a decentralized trust system and peer-to-peer identity authentication mechanism based on block chain and public key technology, which is used to construct a trusted and controlled node network, and solve the security problems of single point failure, DoS attack, forgery and tampering in the centralized mechanism. There is no centralized trust and authority center in the technical scheme. What the new technical scheme establishes is a decentralized, distributed trust system and admittance mechanism maintained by the network node group.

The invention provides a realm name certification system and method based on biometric feature recognition. The system comprises a biological feature gathering installion, a realm name register server, an authoritative institution database and the like. First, the biological feature information of users is gathered by the biological feature gathering installion. Then, the realm name register server acquires the previously gathered user information from the authoritative institution database and the biological feature information can be in authenticating. After that, the authenticated user information can be in real-named register of the realm name and the register information can be stored in the realm name registration database. The realm name certification system and method introduces a biological feature automatic identification technology into the realm name system, and the check and certification of real-name system can be achieved quickly. The information safety and realm name safety can be guaranteed. The realm name certification system and method can be used for realm name recording automation, reliable website information automatic validation and the like.

A re-transfer printing machine 60 uses an ink film 33 having a sublimation-ink area of sublimation inks Y, M, C and an invisible-ink area of an invisible ink UVS and an intermediate-transfer film 11 having a protecting layer 11c and an ink receptor layer 11d enabling the sublimation inks and the invisible ink to be received. The machine includes an overlap detecting part 76-5 for detecting whether a print image contains an overlapping between a sublimation-ink image 18 and an invisible-ink image 20 and a controller 6 for controlling a transfer operation corresponding to detection by the overlap detecting part. If the overlap detecting part detects that the print image contains the overlapping, the controller allows the machine to transfer the sublimation-ink and invisible-ink images to different areas in the receptor layer. If not, the controller allows the machine to transfer the sublimation-ink and invisible-ink images to an identical area 212 in the receptor layer.

The invention discloses a digital emergency broadcasting system. According to the digital emergency broadcasting system of the invention, an IP network, a GPRS network, an RDS frequency modulation network, a DTMB digital television network, a satellite transmission network and an intermediate and short-wave wireless frequency modulation network are integrated into one network; data transmission, control and management are carried out on a six network-in-one receiving intelligent controller, an RDS intelligent receiving terminal, a GPRS intelligent receiving terminal, an IP intelligent receiving terminal, an IP intercom terminal, a DTMB intelligent receiving terminal, a satellite receiving terminal, an intermediate and short-wave intelligent receiving terminal, an LED display screen, an LCD, a video monitoring system and a video conferencing system through the Internet; data connection with a satellite operations service center is carried out through the Internet; call and short message remote broadcasting is carried out through a mobile phone or a fixed-line telephone; control centers at all levels operate the terminals through the Internet and an operating PC; control instructions and audio information sources which are issued by the control centers are broadcasted through the terminals; and control instructions, texts, pictures or videos issued by the control centers are displayed through the LED display screen or the LCD.

The invention relates to a multi-platform smart cloud print system, comprising a smart terminal based on an operation platform, a cloud service platform and at least one print client. The cloud service platform comprises a log server, a service server, a transcoding module and a print management module. A user uploads a document needing to be printed to the cloud service platform through the smart terminal. A log server of the cloud service platform records an uploading log. The service server receives the document and transmits the document to the transcoding module for format conversion, thereby obtaining a format document capable of being identified by a print client. The print management module transmits the format document to the print client for print. The system has the advantages of convenient print, good print effect and high traceability.

The invention relates to a tricuspid valve edge-to-edge clip device capable of being implanted through a catheter. The tricuspid valve edge-to-edge clip device comprises a rotating propelling operating rod, a main body support threaded rod and a nickel-titanium alloy dish-shaped dish, wherein the rotating propelling operating rod covers outside a connecting pushing rod, the connecting pushing rod is connected with the main body support threaded rod arranged under the connecting pushing rod through a cylindrical pin arranged at the lower end of the connecting pushing rod, the external side of the main body support threaded rod is in sleeved connection with a rotating support mechanism, connecting rods extending out of two sides of the rotating support mechanism are respectively connected with needle plates on the tricuspid valve arranged at two sides, the lower ends of the needle plates on tricuspid valve is connected with the lower end of the main body support threaded rod, two sides of the lower end of the main body support threaded rod are symmetrically connected with and provided with an outwards-extended base plate under the tricuspid valve, and the middle of the base plate under the tricuspid valve is fixed with the elliptic nickel-titanium alloy dish-shaped dish in a clamping way. The tricuspid valve edge-to-edge clip device is simple in structure, good in biocompatibility and tracing performance, good in mechanical support force, good in compliance and shape memory ability, and has little wound to patients in use.

The invention relates to a box camera and ball head camera linkage-based road side parking detection system. A minimal detection unit of the system consists of a box camera and a ball head camera of which both have intelligent video analysis capability; the minimal detection unit is formed either via integration or combination of the box camera and the ball head camera; combination of the box camera and the ball head camera requires installation of an exchanger device which enables the two to access a network at the same time; the whole system consists of N minimal detection units; rods that are L meters in height are erected every X meters on a sidewalk of a side face of a roadside parking area; one minimal detection unit is installed on each rod. According to the system and the method, composite application of a plurality of intelligent video detection technologies such as vehicle movement detecting and tracking technologies, vehicle license plate recognition technologies, personneldetection technologies and the like is adopted; road side parking scenes, vehicle license plate information, vehicle characteristic information, conductor and driver information and parking timing information are bound together; timing and charging accuracy and reliability and charging basis validity can be improved; problems of non-transparent timing and charging, payment refusal and the like ina conventional solution can be effective solved.

The invention discloses an engineering project management cloud platform system based on Internet technology. By adopting the engineering project management cloud platform, standardization, streamlining, informatization, visualization, and intelligentization of supervision working are realized, and therefore management of whole processes and all dimensions of engineering projects is realized, and the fineness and the efficiency of the management are improved.

The invention discloses an online cross-border transfer payment method for users between commercial banks based on a block chain. A traditional cross-border transfer payment technology system betweencommercial banks and an emerging virtual digital encryption currency cross-border transfer payment technology system based on a block chain technology are fused. Certain national legal currencies areused as intermediary currencies. Medium currency is used as a carrier for value conversion between different countries of currency. Value conversion between different countries of currency is realizedby using the smart contract. Compared with the prior art, the method has the advantages that the virtual digital currency is replaced, point-to-point transmission of cross-border payment between commercial banks is realized by the aid of an alliance chain in a block chain technical system on the basis of existing financial supervision of cross-border payment of the commercial banks, and the technical scheme has the technical characteristics of controllability, anonymity and traceability so as to meet financial supervision requirements between the international and the regions.

The invention discloses a digital copyright protection method based on a block chain technology. The digital copyright protection method comprises a digital copyright protection model based on the block chain technology and a copyright protection protocol. The digital copyright protection model comprises a user, a Web client, a block chain server and a block chain network. A user registers and identifies through the Web client, generated transaction information Tx is processed through the block chain server, and information consensus is carried out through a consensus mechanism of the block chain network; the copyright protection protocol comprises a digital copyright registration sub-protocol and a digital copyright transfer sub-protocol. Information leakage cannot be caused even if the scheme is attacked; according to the method and the system, piracy and copying behaviors of the digital works are prevented, malicious users cannot perform camouflage attacks, piracy infringement behaviors can be solved, the real uniqueness of the digital works is ensured, and the calculation cost of a Simhash (locality sensitive hash) algorithm is greatly reduced.

The invention provides a novel digital electronic detonator supervisory system and a supervisory method thereof; the novel digital electronic detonator supervisory system comprises a digital electronic detonator, an initiator/programming unit, a digital electronic detonator identification code acquisition device, printing equipment, a certificate data acquisition device and a remote supervisory system. The novel digital electronic detonator supervisory method comprises a circulating supervisory method and a blasting supervisory method; the circulating supervisory method comprises an examination process and a supervisory executing process; the examination process comprises the steps of online application, examination and releasing a digital certificate; the supervisory executing process comprises the following steps: information uploading, digital certificate printing, detonator tracing and surveillance; the blasting supervisory method comprises a data acquisition process, a data transmission process and a supervisory executing process; the data acquisition process comprises the steps of detonator chip identification code acquisition, reading-in and acquisition of detonator production identification code and reading-in and acquisition of blasting command; the data transmission process comprises the steps that the blasting information is downloaded to a using unit, and the blasting information is transmitted to the initiator/programming unit; the supervisory executing process comprises the steps of blasting design, blasting design task decomposition, task execution design, blasting time and position information authentication, initiating command authentication, detonator synchronization and test, initiation, data backup and return.

The invention discloses a leak detection system and method for an air compressor. The air compressor comprises an oil-gas separator, an after-cooler and an electromagnetic valve used for exhausting, wherein the oil-gas separator is provided with an oil inlet, and the after-cooler is provided with an air outlet. The leak detection system comprises a testing module, wherein the testing module comprises an air inlet and two air delivery openings, the air inlet is connected with a compressed air source, and the air delivery openings are connected with the air inlet and the air outlet respectively; the testing module further comprises an adjustment device and two switching devices and further comprises pressure detectors which are arranged at the position of the oil inlet and the position of the air outlet, and the pressure detectors are used for detecting the air pressure of the oil inlet and the air pressure of the air outlet respectively and outputting all actually-measured pressure values; the testing module further comprises a control circuit, and closing and opening of the electromagnetic valve are controlled by opening or closing the control circuit respectively. By the adoption of the leak detection system and method for the air compressor, automatic, quantitative and traceable leak detection of the air compressor can be achieved.

The embodiment of the invention provides a method for monitoring poultry health conditions, a motion foot ring, a server and a system. The method comprises the steps that motion step information of poultry is collected by the motion foot ring, wherein the motion foot ring is installed on an ankle of the poultry throughout the whole growth cycle of the poultry; unique corresponding electronic code information of the poultry is stored in the motion foot ring; and the motion foot ring sends the unique corresponding electronic code information of the poultry and the collected motion step information of the poultry to the monitoring server via a gateway, so that the monitoring server can recognize the poultry according to the electronic doe information and can monitor the health conditions of the poultry according to the motion step information. The monitoring method, motion foot ring, server and system have the advantages that the health conditions of the poultry during the whole growth cycle can be monitored in real time; and traceability of the poultry health conditions during a breeding link and authenticity of traced information can be achieved.

The invention discloses an electrical fire monitoring system, comprising a human-machine operating module, a sensor set, a video collection module, a central processing unit, a control command preview module, a prediction analysis module, an expert estimation module, a physical model analog simulation analysis module, a simulation analysis module, and a virtual sensor. The use of multi-mode inputting manner provides great convenience for use; the input of each command is self-provided with authentication information, limiting system control rights is guaranteed, and the input of every control command is traceable; before confirmation of the output of each command, previewing the control command is required, and therefore, output errors of the control command are well avoided and every control command is visualized; real-time monitoring is provided for electrical equipment current and temperature, surroundings and the like, data estimation and analysis functions are self-provided to the system, and the technical problem that electrical fire detection is low in efficiency and poor in detection result is effectively solved; analog simulation analysis can be carried out for late development conditions of electrical equipment according to detected data.

The invention relates to a material flow system, particularly, relates to the material flow system feeding crude tobaccos according to ratio in crude tobacco production. The material flow system comprises a material flow central control system 4, a crude tobacco boxing area 1, a high-rack warehouse storage area 2 and a box turnover feeding area 3, wherein, the crude tobacco boxing area comprises a boxing area 12 and an empty tank buffer area 13; the high-rack warehouse storage area comprises a warehouse-out platform 21 and a storage rack 22; and the box turnover feeding area comprises a material pouring buffering station 32 and a material feeding station 31. The material flow system converts extensive production of crude tobaccos to fine production, and achieves standardized operation of material flow and automatization management; compared with the traditional operation model, the material flow system can reduce the labor intensity, can improve the tobacco formula accuracy, and can ensure chemical composition constancy of finished tobaccos; and the material flow system can change the production organization, and can change the feeding production organized artificially into the grouping feeding production adopting automatic computer formulating.

The invention discloses a device and a method for observing behavior safety of enterprise employees. The device comprises a central control unit, a human body sensing unit, an employee identity identifying unit, an image collection processing unit, a wireless network transmission unit, a remote management unit, an optional equipment state detection unit, and an environment state detection unit. The device is set into a basic working mode, an equipment state detection working mode, and an environment state detection working mode. The device has the advantages that the device can be arranged at an industrial site, and be in communication with site equipment and protective devices, so as to automatically collect the safety and unsafety behaviors of the enterprise employees and use same as the basis of safety performance; the objectivity and timeliness of behavior safety data are guaranteed, the safety management level of the enterprises is further improved, and the adverse effects of subjectivity, time limitation and the like are overcome when a safety observer manually collects the safety production data.

The invention discloses a multifunctional medical detector which comprises a sample adding mechanism, an optical detection mechanism, a reaction bin, a driving mechanism, an electrode tip and a detection result processing module, wherein the driving mechanism is provided with a driving output shaft, and the driving output shaft is located in the middle of the reaction bin and used for driving a reagent plate in the reaction bin to rotate; the optical detection mechanism is located below the reaction bin, sequentially projecting light rays to at least one dry reagent pieces, used for biochemical detection, of the reagent plate along with rotation of the reagent plate, and receiving the light rays reflected by the at least one dry reagent piece to obtain at least one reflection response voltage value for biochemical detection; the electrode tip is located at the upper part of the reaction bin, provided with at least two telescopic electrode contacts, used for sequentially contacting the electrode on the reagent plate through the electrode contacts along with rotation of the reagent plate to read biochemical detection and/or blood routine examination voltage detection values of samples. The invention further discloses a multifunctional medical detection system.

The invention provides a file processing method. The method is applied to a first user side and comprises the steps that after it is confirmed that primary user registration and identity verificationare passed, generating a public key and a private key which are matched with each other, the first user side stores the private key locally, and a DAPP registers the public key uploaded by the first user side to a Fabric network through a preset Fabric node; when a file uploading signal is detected, obtaining a to-be-uploaded file, and obtaining a public key; encrypting the to-be-uploaded file byusing the public key, and uploading the obtained first encrypted file to the DAPP; the DAPP splits the first encrypted file into a plurality of file blocks, and stores the file blocks to an IPFS storage node in an IPFS network; and the DAPP stores the node address returned by the IPFS storage node for storing the file block to a preset storage position. The invention further provides a user side,a server and a readable storage medium. The invention aims to provide a decentralized data storage technical scheme which is safe, credible and easy to implement.

The invention discloses a data statistic analysis platform system. The data statistic analysis platform system comprises a register module, a man-machine operation module, a data processing module, a data classifying module, a data statistic analysis module, a central processing unit, a physical model building module, a virtual actuator, a virtual parameter module, a simulated analysis module, an expert assessment module, an identity authentication module and a data retrieval and calling module. The data statistic analysis platform system completes data processing and auditing through the own data processing function, and data duplication and collision are avoided while a database is updated in real time; data sharing in the authority limit is achieved, each data entry carries identity information of an entry worker, data traceability is achieved, and data storage and calling are safer; models corresponding to different data are calculated based on Flac3D numerical simulation, analysis accuracy is improved, and data simulated analysis is achieved.

The invention relates to detection equipment of a film solar cell and a method thereof, belonging to the field of solar cell technology. The automatic detection equipment of the film solar cell comprises a workbench and an X-Y-Z shaft motion mechanism. A crossbeam of a Y shaft motion mechanism is connected with an X shaft. The detection equipment is characterized in that: the X shaft is provided with a CCD positioner with automatic origin positioning, a marking mechanism, and a Z shaft with a detection mechanism, a four-in-one machine with integration of positioning, X-Y-Z shaft motion, detection and marking is formed, the four-in-one machine is controlled by an industrial control computer program to detect electrical performance of each unit cell in a film solar cell core plate, and a qualified unit cell in detection is marked with a character. The detection equipment with the integration of positioning, X-Y-Z shaft motion, detection and marking can clearly identify and classify a qualified product and an unqualified product before a cutting procedure, possibility of mixing of the qualified product and the unqualified product in classification is eliminated, a production procedure is saved, and production efficiency is raised.

The invention discloses a tracking table-based engineering data synchronous management system and management method. The management system comprises an APP client. The APP client comprises an intelligent mobile APP client and a PC desktop APP client. The intelligent mobile APP client carries out the field acquisition of information and metadata and then uploads the acquired data. The PC desktop APP client provides the process and flow dividing function and completes the automatic table establishment based on the acquired data so as to realize the automatic filling of data in an engineering data tracking table. A cloud data service is connected with each APP client through an interface and prompts the storage and service forwarding service of information metadata. A data on-line inspection and tracking management system is connected with each APP client and the cloud data service, realizes the inspection through the data on-line inspection and tracking management system, guides and tracks the tracking table of an engineering data reporting program, and timely feeds back problems found during the tracking and inspecting process to the APP client to rectify the problems at the same time. In this way, the dynamic management of engineering data is achieved. The management efficiency and the management level are improved.

The invention discloses an intelligent safe, which comprises a safe body. The intelligent safe is characterized in that the safe body is provided with an anti-theft control system, wherein the control system consists of a power module connected with each circuit module, a display module, a communication module, a keyboard input module, an emergency lock, a microprocessor and a sensor group; the input end of the microprocessor is connected with the keyboard input module and the sensor group; the output end of the microprocessor is connected with the display module and the communication module by an interface circuit; and the output signal of the emergency lock is connected with the input end of the microprocessor. Because the structure and the control method are adopted, if the safe is knocked and moved, is upside down, and is subjected to illegal actions, such as continuous three-time wrong cipher input and the like, the safe sends an emergency alarming short message to a user by the GSM (global system for mobile communications) network and makes a call, the response range of automatic alarming is enlarged, and the safety coefficient of the safe is enhanced. The situation detected by the sensor is directly reflected to a mobile phone screen in a Chinese short message mode.