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29results about How to "Prevent counterfeiting" patented technology

Carbon emission data analysis method

The invention provides a carbon emission data quality analysis method which comprises the following steps: acquiring various activity level data influencing product / enterprise carbon emission, calculating carbon emission intensity, longitudinally comparing the carbon emission intensity with historical data and transversely comparing the carbon emission intensity with an industry reference value, and acquiring first quality evaluation data of the carbon emission activity level data; according to the production / business logic of the enterprise, analyzing the correlation of the activity level data in the production process, and obtaining second quality evaluation data of the carbon emission activity level data; constructing a multiple regression model, performing multiple regression analysis on correlation between molecules and denominators of the carbon emission intensity indexes and noise influence on time, places, processes / technologies and quality of the carbon emission intensity indexes, and obtaining third quality evaluation data of the carbon emission activity level data; and the authenticity of the carbon emission data is judged according to the first, second and third quality evaluation data, so that the carbon emission data quality can be improved, and disordered filling, wrong filling and counterfeiting of the data are avoided.
Owner:CHONGQING CARBON RUI TECH CO LTD

Bottle cap assembly and container

ActiveCN224198297UNot easy to pull outSolve the limitation of usage scenariosClosure using stoppersSealingStructural engineeringBottle cap
The utility model relates to a bottle cap assembly and a container, the bottle cap assembly comprises an inner plug piece, an inner cap piece, an inner sleeve piece and an outer piece, the inner plug piece is arranged on a first liquid flow opening of the inner sleeve piece, the inner cap piece is plugged on a second liquid flow opening of the inner sleeve piece, the inner sleeve piece comprises a first inner sleeve and a second inner sleeve which are made of different materials, and the outer piece is arranged in the first inner sleeve; the second inner sleeve is arranged on the peripheral face of the first inner sleeve in a surrounding mode, and the outer part is arranged on the inner cover part and the second inner sleeve in a sleeving mode and attached to the peripheral face of the second inner sleeve. According to the bottle cap assembly and the container, the first inner sleeve and the second inner sleeve are made of different materials, so that the first inner sleeve connected with the inner plug piece and the inner cap piece can be made of materials which do not affect contact with liquid, and the safety requirement is met; and the second inner sleeve connected with the outer part can be made of a material which is excellent in temperature resistance and impact resistance and is prohibited from being in contact with liquid, so that the inner sleeve part is not easy to pull out, and the bottle body or the outer part can be damaged when the inner sleeve part is forcibly pulled out, and the aim of preventing counterfeiting is fulfilled.
Owner:HICAP CLOSURES CO LTD

Bottle body state monitoring management method and system and packaging box

The embodiment of the invention provides a method for monitoring and managing the state of a bottle body which is placed in a packaging box and filled with liquid, the packaging box and a system for monitoring and managing the state of the bottle body which is placed in the packaging box and filled with liquid. The bottle body state monitoring management method comprises the following steps: obtaining state data of a bottle body in real time or at regular time, wherein the state data comprises liquid level data; and outputting a state evaluation result of the bottle body according to the obtained liquid level data of the bottle body. According to the embodiment of the invention, the state data and the state evaluation result of the bottle body can be provided for the user in real time through real-time state monitoring, and the problems of the wine commodity in the circulation process of storage, transportation and the like can be found and solved in time according to the data, so that the wine commodity can be kept in the optimal state in each link.
Owner:GUIZHOU ZHONGSHU HUIRONG DATA SERVICES CO LTD

Operation tool management method and device, readable medium and electronic equipment

The invention discloses an operation tool management method and device, a readable medium and electronic equipment, a communication module is configured on an operation tool, the communication module is in communication connection with a management system, and the method comprises the following steps: receiving a calling signal through the communication module on the operation tool, determining the state information of the operation tool as a working state based on the calling signal; when the operation tool is in a working state, receiving operation information and positioning information through a communication module of the operation tool; determining current task information of the operation tool according to the operation information and the positioning information; and receiving a return signal through a communication module on the operation tool, and determining the state information of the operation tool as an idle state based on the return signal. The operation tool is transformed through the Internet of Things, the positioning information of the operation tool is determined through multi-source fusion positioning, and therefore real-time and intelligent management is achieved.
Owner:河南鑫智享电子科技有限公司北京分公司

A medical institution-oriented safety hazard identification and rectification closed-loop management method and system

PendingCN122598980AImprove the level of refinementprevent counterfeiting
The application provides a medical institution-oriented safety hazard identification and rectification closed-loop management method and system, applied to the field of data processing. First, the on-site image, question and answer reporting information, regulation text and collaboration related data are collected, and then image preprocessing is completed through filtering, enhancement, ROI extraction and size normalization to provide standard data for AI recognition. Relying on the YOLOv8 and ResNet-50 double models to realize hazard detection and fine classification, combined with the confidence threshold to automatically judge and trigger manual bottom, to ensure accurate identification. Based on the three-level regulation matching strategy, generate compliance rectification suggestions, set rectification time limit and responsible person according to hazard level. Through the closed-loop circulation of work order, audio and video verification, EXIF verification, return upgrade and WeChat external chain cooperation, the whole process is traceable. Finally, statistical analysis and visualization of business data are carried out to form a complete hazard intelligent identification, compliance rectification, collaborative disposal and decision support system.
Owner:PEKING UNION MEDICAL COLLEGE HOSPITAL

Tearing type double-layer label

The utility model discloses a tearing type double-layer label, and relates to the field of labels, the tearing type double-layer label comprises a base layer, the bottom of the base layer is coated with a first bonding layer, the bottom of the first bonding layer is provided with a release paper layer, the top of the base layer is fixedly provided with a fireproof layer, the top of the fireproof layer is coated with a second bonding layer, and the top of the second bonding layer is provided with a release paper layer. The top of the second bonding layer is provided with a first printing layer in a bonding mode, the top of the first printing layer is coated with a third bonding layer, the top of the third bonding layer is provided with a second printing layer in a bonding mode, and the top of the second printing layer is fixedly provided with a protective layer. By opening the first printing layer, the second printing layer is exposed outside, so that a huge amount of information including internal printing, multilingual product components or application specifications and the like can be covered in a small size through various information on the first printing layer and the second printing layer, counterfeiting can be avoided, and the application range is widened. And more product information is provided for consumers, and the transparency and credibility of the product are enhanced.
Owner:SHANGHAI JIEZHAN PRINTING CO LTD

Hash and feature selection-based software and hardware equipment fingerprint fine-grained generation method

The invention discloses a Hash and feature selection-based software and hardware equipment fingerprint fine-grained generation method, and belongs to the technical field of power network software and hardware equipment fingerprint biomarker generation. Based on the information entropy and the self-correlation coefficient, the features used for generating the device fingerprints are screened out from the numerous features, representative and stable features are extracted from the device fingerprints, and selected feature parameters are converted into hash codes used for the device fingerprint generation and matching step; different devices are identified and distinguished hierarchically and accurately through a fine-grained device fingerprint generation step based on feature selection, a hash code and a Bayesian network.
Owner:BEIJING UNIV OF POSTS & TELECOMM +3

An outer packaging body

The present invention belongs to the field of packaging technology, and more specifically, it relates to an outer packaging body, including an upper shell, a lower shell and a sealing device, the sealing device including an upper buckle assembly, which is arranged on an upper paper shell; and a lower buckle assembly, which is used to connect with the upper buckle assembly, and the lower buckle assembly is arranged on a lower paper shell; a capsule encapsulated with adhesive is squeezed by the upper buckle assembly and the lower buckle assembly when they are connected so that the adhesive is squeezed out. The outer packaging body provided by the present invention can be conveniently stored for a long time with convenient storage and small volume; the capsule is arranged between the upper buckle assembly and the lower buckle assembly, and when the upper buckle assembly and the lower buckle assembly are connected, the upper buckle assembly and the lower buckle assembly squeeze the capsule to squeeze out the adhesive, thereby realizing the sealing of the upper paper shell and the lower paper shell, the operation is simple and fast, and no noise is generated. At the same time, due to the use of a packaging integrated destructive structure, it is possible to avoid the falsification of the outer packaging body or secondary packaging after unpacking, thereby improving the user shopping experience.
Owner:FS COM LTD

Terminal APP traceability verification method, device and readable storage medium

The embodiment of the present invention provides a terminal APP traceability verification method, device and readable storage medium. In the method embodiment of the present invention, the terminal APP transaction record in the blockchain is obtained, and the terminal APP is traced and verified based on the terminal APP transaction record, wherein the terminal APP transaction record is recorded in the blockchain based on the preset consensus mechanism of the blockchain, and the terminal APP is traced and verified through the terminal APP transaction record in the blockchain, and the terminal APP transaction record is recorded in the blockchain based on the preset consensus mechanism of the blockchain, and the preset consensus mechanism is used to ensure the normal operation of the blockchain. At the same time, the immutability of the blockchain is used to ensure the reliability of the terminal APP transaction record, thereby realizing terminal APP traceability verification and preventing terminal APP from being tampered with or counterfeited.
Owner:CHINA MOBILE GROUP DESIGN INST +1

Preparation equipment of plaster material for fresco repair and fresco repair process

The invention discloses plaster material preparation equipment for mural repair and a mural repair process, and relates to the technical field of plaster material preparation, the plaster material preparation equipment for mural repair comprises an outer layer barrel, a connecting plate is fixedly mounted on the circumferential inner wall of the outer layer barrel, an inner layer barrel is fixedly mounted on the inner wall of the connecting plate, and a lifting layer plate is slidably mounted in the inner layer barrel; a first stirring rod is fixedly installed on the lifting layer plate, a sleeve rod is fixedly installed on the lifting layer plate, and a rotating disc is arranged on the lifting layer plate. After ramie fibers are mixed into lime paste, the tensile strength of the lime paste for repairing can be remarkably improved, and shrinkage cracking of the lime paste for repairing is restrained; meanwhile, the combination of the chip material and the repair material breaks through the limitation of splitting of the original identification and the cultural relic, the tight combination of the mural information identification and the cultural relic body is really realized, and a new method and a new thought are provided for subsequently confirming the identity of the cultural relic, preventing counterfeit and protecting the safety of the cultural relic.
Owner:INST OF ADVANCED TECH UNIV OF SCI & TECH OF CHINA +1

Package

ActiveCN224225653Uprevent readingprevent counterfeitingRigid containersExternal fittingsMechanical engineering
The embodiment of the utility model provides a packaging body which comprises a base body, the base body comprises a top part or a bottom part, the top part comprises a top surface, the bottom part comprises a bottom surface, the top part or the bottom part further comprises a transverse sealing part, the transverse sealing part is used for sealing the packaging body, and the transverse sealing part has an attaching state in which the transverse sealing part is attached to the top surface and an erecting state in which the transverse sealing part is erected from the top surface. A machine readable mark is further arranged on the top surface or the bottom surface, when the transverse sealing part is in an attached state, the machine readable mark comprises a shielding area formed by shielding a part of the machine readable mark by the transverse sealing part and an exposed area formed by not being shielded, the shielding area is larger than or equal to 30% of the area of the machine readable mark, and the exposed area is larger than or equal to 30% of the area of the machine readable mark. The exposed area is larger than or equal to 10% of the area of the machine readable identification, on one hand, the machine readable identification can be hidden and prevented from being read or counterfeited unexpectedly, on the other hand, the exposed part can be observed by a user, and therefore the user can quickly find the position of the read identification to conduct next-step reading.
Owner:LAMICAN PACKAGING KUNSHAN CO LTD

Neck sleeve with double locking position for preventing removal of bottle cap

ActiveCN224376434UAdd locking structureRealize normal opening functionClosures to prevent refilling
The utility model discloses a neck cover is two buckle positions and prevents the wine bottle cap, including the bottle cap body and the neck cover of sleeve joint on the bottle mouth, the upper and lower two rows annular buckle positions on the neck cover inner wall are provided with main buckle position and prevent the buckle position of pulling out respectively, and the bottle mouth outer wall is correspondingly provided with the first buckle platform of cooperation with main buckle position, and the bottle mouth outer wall is correspondingly provided with the second buckle platform of cooperation with prevent the buckle position of pulling out, the buckle close face of second buckle platform is provided with the inclined plane to the downward inclination, and the inclination direction of inclined plane is identical with the buckle close angle of prevent the buckle position of pulling out, and the junction of neck cover and bottle cap body is equipped with the fracture groove, the utility model discloses the combination of main buckle position and prevent the buckle position of pulling out, not only realizes normal opening function, but also increases prevent the core locking structure of pulling out, and prevent the cooperation of buckle position and bottle mouth inclined plane, makes the neck cover root fracture when the non - normal cap, prevents the silk line of false and produces the burr - like fracture of irrecoverable simultaneously, provides direct evidence for true and false verification, effectively prevents the counterfeiting and secondary filling.
Owner:FUYANG PACKAGING (HUIZHOU) CO LTD

Method for preventing coal mine underground safety inspection omissions and false inspection of the method based on internet of things

The application discloses a method for preventing missing inspection and cheating in safety inspection and wall inspection in a coal mine based on an internet of things. The method is unique in controlling safety inspection and wall inspection, that is, the method adopts an internet of things technology to integrate data of multiple information systems in a coal mine to realize forced restraint on a position, a time and an electronic trace of safety inspection and wall inspection, so that missing inspection and cheating of safety inspection personnel and wall inspection personnel are eliminated.
Owner:SHANDONG COMP SCI CENTNAT SUPERCOMP CENT IN JINAN

Mini-program data processing method, device, equipment, and storage medium

ActiveCN115484080Bprevent counterfeitingensure safetySecuring communication
The present disclosure provides a data processing method, device, equipment and storage medium for a mini-program, and relates to the field of computer technology, and in particular to the field of mini-program technology. The specific implementation scheme is: encrypt the handshake data of the mini-program client to obtain first encrypted data, and the handshake data of the mini-program client includes the first information of the host program; send a handshake request including the first encrypted data to the mini-program server; receive the handshake response returned by the mini-program server after successfully verifying the first information of the host program obtained by decrypting the first encrypted data, and the handshake response includes the handshake data of the mini-program server; generate a shared key based on the handshake data of the mini-program server, and the shared key is used to encrypt and decrypt business data. The method of the embodiment of the present disclosure can ensure the security of the business data of the mini-program.
Owner:BEIJING BAIDU NETCOM SCI & TECH CO LTD

Unmanned aerial vehicle authentication and key negotiation system and method based on PUF and chaotic mapping

The invention discloses an unmanned aerial vehicle authentication and key negotiation system and method based on PUF and chaotic mapping, and relates to the field of information security and cryptographic protocol security. The system generates a unique challenge-response pair through an unmanned aerial vehicle terminal PUF module to complete registration, a four-way handshake mechanism is adopted in the authentication stage, a session key is dynamically generated in combination with Henon chaotic mapping, the number of chaotic iterations is hidden through XOR operation, and identity legality is guaranteed through multi-layer MAC verification. According to the method, secret keys do not need to be pre-stored, the PUF physical unclonability and the chaotic mapping sensitivity are utilized, anonymous authentication and forward security are achieved, lightweight computing adapts to unmanned aerial vehicle resource constraints, various attacks are effectively resisted, and communication security is guaranteed.
Owner:JINLING INST OF TECH

A vulcanized bar code label for tire bead position

ActiveCN224803532UDifficult to copyStable visual characteristics
The utility model belongs to bar code label technical field especially relates to a kind of vulcanization bar code label for anti-fake tyre sub-port position, including the setting of protection and pit filling layer in proper order: for embedding and filling bar code bearing film in photoetching pit;Bar code bearing film, the bar code bearing film adopts ultraviolet photoetching machine or carbon dioxide photoetching machine photoetching and forms pit, the pit forms at least one of including letter, number and bar code on bar code bearing film;Vulcanization adhesive layer, for reacting with tyre rubber when tyre vulcanization.The utility model in bar code bearing film is formed by ultraviolet photoetching machine photoetching or carbon dioxide photoetching machine photoetching pit type graph, pit structure itself has difficult duplicability, while protection and pit filling layer and pit are adapted, can make photoetching graph present stable visual feature, and two combinations build anti-fake barrier from structure and visual level double, so that consumer need not with the aid of tool can pass through naked eye and quickly discern label authenticity, effectively prevent counterfeiting.
Owner:冰力士(江苏)新材料科技有限公司

Bottle cap structure

ActiveCN119160517Bprevent prolapseprevent vandalismCapsClosure caps
The invention discloses a bottle cap structure, which belongs to the technical field of bottle caps. It comprises a bottle cap body and an anti-theft ring, the anti-theft ring being fixedly connected to the bottom end of the bottle cap body, an inner screw cap being fixedly connected inside the bottle cap body, an inner side wall of the inner screw cap being provided with a screw cap thread line, and a bottle body tray docking module being provided below the anti-theft ring. In the invention, a tray docking shell moves downward outside a bottle mouth part of the bottle and tightly wraps a tray part on a bottle surface from the outside, an edge docking bridge is only connected to an edge part of the bottom of the anti-theft ring, and force expansion of the tray docking shell and the anti-theft ring will cause multiple edge docking bridges to directly break, thereby preventing the bottle cap body, the anti-theft ring and the bottle body tray docking module from being disengaged from the bottle mouth part as a whole after force expansion, and four anti-detachment filling strips are inserted into vertical docking grooves on the threaded part of the bottle mouth part and the screw cap thread line inside the bottle cap body, so as to lock the bottle cap body, the anti-theft ring and the bottle body tray docking module on the bottle.
Owner:YANTAI JIAZE PHARMACEUTICAL PACKAGING CO LTD

A propolis component intelligent identification and traceability system and method

The application discloses a propolis component intelligent identification and tracing system and method, relates to the technical field of computer vision and pattern recognition, and comprises the following steps: a data acquisition module is used for collecting spectral data, chromatographic data and traceability information such as origin and processing; a data preprocessing unit is used for filtering, baseline correction and denoising, eliminating overlapping peaks, normalizing data and synchronizing time stamps; a component feature extraction module is used for screening 10 spectral characteristic peaks, calculating chromatographic characteristics, and reducing the dimensionality to 32 dimensions after splicing through principal component analysis; an intelligent identification module is used for determining purity grades and confidence levels by using a CNN-LSTM model; a traceability management module is used for storing full-link information in a block chain and managing and querying permissions in a distributed database; and a result output module is used for visually displaying results and triggering an alarm when the confidence level or the traceability integrity is not up to standard. The application improves identification accuracy through multi-source fusion, the model can be updated online to adapt to new scenarios, and the quality of propolis and the market order are efficiently guaranteed.
Owner:BEIJING ZHIFENGTANG PROD LTD

ESD wrist strap monitoring external trigger induction dormancy device

ActiveCN224067018Unormative behaviorPrevent false standby stateGeological measurementsMicrocomputerMicrocontroller
The utility model discloses an ESD wrist strap monitoring external trigger induction dormancy device. The device comprises an ESD equipment host (1). And the wrist strap induction hooks (3) are used for detecting whether an operator wears an ESD wrist strap or not, and the wrist strap induction hooks (3) are connected with the ESD wrist strap through contact induction. According to the ESD wrist strap monitoring external trigger induction dormancy device provided by the utility model, a contact type induction and light sensor interlocking mode is adopted, so that the behavior that an operator wears a wrist strap on duty can be effectively standardized, a false standby state caused by personnel departure or wearing counterfeiting is prevented, and meanwhile, a false alarm condition caused by light sensation false triggering is avoided; the lever principle is utilized to press the inductive switch to realize level grounding, multiple groups of signals are detected through the single-chip microcomputer, whether an operator correctly wears the wrist strap and is on duty is judged, and reliable realization of fool-proof and mistake-proof functions is ensured.
Owner:DONGGUAN INNOVATION YIPIN TECHNOLOGY CO LTD

Data processing method and device, electronic equipment and storage medium

The invention provides a data processing method and device, electronic equipment and a storage medium. The method comprises the steps of responding to a processing instruction of a business processing item; obtaining demand data corresponding to a business processing item based on the processing instruction; processing the demand data, and determining a data flow path of the business processing item; and performing data processing according to the data flow path to complete processing of the business processing item. In the embodiment of the invention, a processing instruction of a business processing item is responded; demand data corresponding to the business processing item is determined; according to the technical scheme, the stage tasks needing to be audited and implemented are determined based on the demand data, so that the corresponding employees can process the stage tasks conveniently, manual assistance is not needed, the employees needing to process the demand data are automatically determined, data leakage and counterfeiting are avoided, and management and control of the data are achieved.
Owner:CHINA CONSTRUCTION BANK

Environment protection data management system based on enterprise logistics information

The invention relates to an environmental protection data management system based on enterprise logistics information. Five tables including a scale bill template, an original ledger, a filing unit table, a general solid waste ledger and an income analysis table are established in an EXCEL file; filling in a scale sheet template according to the actual vehicle access condition; outputting and printing the scale bill by confirming scale bill information, and meanwhile, commanding data filled in the scale bill to be automatically input into an original ledger by using a VB script language; extracting net weight data of the same accepting unit from the original machine account by utilizing an SUMIF function of EXCEL, performing sum value, and judging whether the accepting solid waste quantity is critical or exceeds the standard; the FILTER function of EXCEL is utilized to extract factory records of the specified type of solid waste from the original ledger, and the factory records are filled into the general solid waste ledger; according to the scheme, the data entry workload is integrated into supervision of an accepting unit, the labor and time cost is greatly reduced, and ledger counterfeiting is completely eradicated.
Owner:HEBEI DATANG INTL TANGSHAN BEIJIAO THERMAL POWER GENERATION

Block chain-based electricity selling company performance warranty credible management method and system

The invention discloses an electricity selling company performance warranty credible management method and system based on a block chain, and relates to the technical field of data security sharing, and the method comprises the steps: a guarantee institution block chain node generates a performance warranty data cross-chain transmission transaction; the relay chain node uses a Byzantine fault-tolerant algorithm to carry out consensus processing on the performance warranty data cross-chain transmission transaction so as to verify the legality of the performance warranty data cross-chain transmission transaction and the legality of the signature of the guarantee institution block chain node, and after the verification is passed, the performance warranty data cross-chain transmission transaction is sent to a target chain node; the destination chain node calls the performance warranty data of the electricity selling company; and the guarantee institution block chain node generates a warranty limit in the electronic performance warranty according to the performance warranty data of the electricity selling company, and carries out electronic signature. According to the method, data counterfeiting is completely eradicated from the source, the information barrier of circulation of the electricity selling performance warrant on the chain is reduced, and the processing efficiency of the whole cross-chain transaction is improved.
Owner:STATE GRID DIGITAL TECHNOLOGY HOLDING CO LTD +2

Blockchain-based inter-provincial spot transaction carbon footprint tracking method, system and device

The application discloses an inter-provincial spot transaction carbon footprint tracking method, system and device based on a blockchain, and belongs to the technical field of electric power. The carbon footprint tracking method comprises the following steps: collecting inter-provincial electric power spot market cross-provincial electric power transaction results through a blockchain, and storing the results in the proxy accounts of each power generation province and power purchase province in a blockchain business; combining the inter-provincial electric power spot market clearing results, modeling carbon emission allocation of inter-provincial electric power spot transactions, and obtaining a carbon emission allocation coefficient; according to the proxy account information of each power generation province and power purchase province, the inter-provincial electric power spot market clearing results and the carbon emission allocation coefficient, evaluating the whole process of carbon production, carbon transfer and carbon allocation through a smart contract, and recording the whole process in the blockchain; and according to the results recorded by the smart contract, forming unalterable carbon footprint information in the blockchain through a chain structure.
Owner:SOUTHEAST UNIV

Livestock RFID tag identification device with integrated camera function

ActiveCN224625018Uprevent counterfeitingPrevent tampering
The utility model relates to a kind of livestock RFID label identification device of integrated camera function, including handle, the handle one end is provided with display control box, the display control box is away from the one end of handle and is provided with extension rod, the extension rod is away from the one end of display control box and is provided with identification antenna, display control box is provided with mounting bracket, the one end of mounting bracket is away from display control box and is provided with camera, the shooting direction of camera is identical with the extension direction of extension rod, the face of animal is photographed by camera, to carry out the identification of animal face, simultaneously, the data information of RFID label is read by identification antenna, and then the uniqueness of animal is confirmed, to prevent the RFID label on the body of animal from being imitated or tampered.
Owner:SHENZHEN TRAMAIS INTELLIGENT TECH CO LTD

Digital wallet device and dual offline transaction method thereof

A digital wallet device (1) based on an identification ledger and a dual offline transaction method thereof. The digital wallet device (1) comprises a secure element (11) and a communication module (12). The communication module (12) is used to perform near field communication with another digital wallet device (1), and can comprise one or more of a Bluetooth module, an NFC module, an infrared communication module, and a wireless local area network module. The secure element (11) further comprises an identification ledger system (14) and an encryption and decryption module (13). The identification ledger system (14) comprises at least one identification ledger (141), and each identification ledger (141) is used to store and update a transaction record of the digital wallet device (1). The secure element (11) calculates a balance of each identification ledger (141) according to the transaction record. The secure element (11) stores a unique identity (ID) of the digital wallet device (1). The encryption and decryption module (13) completes, by means of a mapping algorithm, the calculation for obtaining a public key in the secure element (11) on the basis of the unique ID of the digital wallet device (1).
Owner:NIE MING