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321results about How to "Not easy to imitate" patented technology

Implicit user verification and privacy protection method based on multi-dimensional behavior characteristics

The invention relates to an implicit user verification and privacy protection method based on multi-dimensional behavior characteristics. The method comprises the steps as follows: a, data of mobile equipment operation behaviors of a legitimate user is collected; b, a legitimate user operation characteristic model is established; c, a support vector machine is utilized for comparing current behavior characteristic vector with the legitimate user operation characteristic model, so that an operation comparing conclusion about whether a current user is legitimate is obtained, and the confidence level of the operation comparing conclusion is obtained; and d, probability that the current user is legitimate is calculated by a confidence level algorithm according to the current behavior characteristic vector and the confidence level, when the probability of the legitimate user is higher than a set threshold value, the current user is confirmed to be legitimate, otherwise, mobile equipment starts a privacy protection protocol which is set in advance. According to the implicit user verification and privacy protection method based on the multi-dimensional behavior characteristics, the power consumption is low, the probability of simulation and attack is low, accurate user identity recognition can be performed under the condition that the user cannot perceive, and a corresponding privacy protective measure is taken.
Owner:苏州美信互联信息技术有限公司

Anti-counterfeiting identification method by aid of quantum points

The invention relates to an anti-counterfeiting identification method by the aid of quantum points. The anti-counterfeiting identification method includes preparing quantum point ink: dispersing the quantum points in different structures and / or with different sizes into an organic solvent, adding transparent ink into the organic solvent, and uniformly mixing the organic solvent containing the quantum points with the transparent ink to prepare the quantum point ink capable of transmitting light with different wavelengths; loading an anti-counterfeiting identification: loading the prepared quantum point ink into a target product to be marked, forming the anti-counterfeiting identification in such a manner that at least partial areas in various component of the anti-counterfeiting identification contain more than one type of quantum points; detecting and converting the anti-counterfeiting identification: reading the central wavelength of each quantum point in the various components and ratios of luminescence intensities of the various quantum points by a spectrum detecting instrument; and converting the central wavelengths and the luminescence intensities of the various quantum points according to a coding rule to obtain a group of specific identification information, and judging the identification by the information. The anti-counterfeiting identification method has the advantages of difficulty in copying, high information capacity and fine stability.
Owner:GUANGDONG POLY OPTOELECTRONICS

Multi-spectrum invisible anti-counterfeiting identifier and detection device thereof, and detection method thereof

PendingCN107423796AWith multiple anti-counterfeiting capabilitiesHigh anti-counterfeiting levelStampsRecord carriers used with machinesCMOS sensorCamera lens
The invention discloses a multi-spectrum invisible anti-counterfeiting identifier and a detection device thereof, and a detection method thereof. The multi-spectrum invisible anti-counterfeiting identifier comprises an infrared absorption anti-counterfeiting pattern region made of infrared absorption ink, a macroscopic region made of common ink, and an ultraviolet excitation anti-counterfeiting pattern region made of ultraviolet excitation ink. The detection device is composed of a multi-spectrum micro-lens imaging unit and an image analysis unit; the multi-spectrum micro-lens imaging unit consists of a multi-spectrum micro-lens imaging lens, a mounting bracket, a full-spectrum light source, a CMOS sensor, and a focusing mechanism; the multi-spectrum micro-lens imaging lens is installed on the mounting bracket; the full-spectrum light source is installed on the mounting bracket; and the CMOS sensor is installed on the focusing mechanism. The multi-spectrum invisible anti-counterfeiting identifier has characteristics of good multi-anti-counterfeiting capability, high anti-counterfeiting level, high security and reliability, and good anti-counterfeiting effect. The anti-counterfeiting technique has the important application values in bill, currency, certificate, commodity, military, and security information fields.
Owner:GUANGZHOU INST OF ADVANCED TECH CHINESE ACAD OF SCI +1

Humidity-sensitive allochroic anti-counterfeiting functional material, and preparation method and application thereof

The invention provides a humidity-sensitive allochroic anti-counterfeiting functional material which comprises a photon crystal and a component B, wherein the photon crystal and component B form a component-B-base liquogel system; the photon crystal is a component A which is distributed in the component B in a periodic dot matrix mode in the form of particles; and the volume changes as the humidity of the component B changes. The particles in the component A are distributed in a dot matrix mode to form the three-dimensional photon crystal, thereby displaying the specific color; the component B has the swelling characteristic, and the volume changes as the humidity changes; and therefore, the dot matrix period parameters of the photon crystal formed by the component A can change as the swelling characteristic of the component B changes, so the defined wavelength can change, thereby displaying different colors and further implementing the anti-counterfeiting function. The color of the humidity-sensitive allochroic anti-counterfeiting functional material is determined by the dot matrix period parameters of the photon crystal formed by the component A, and thus, the material has high reliability and can not be easily imitated.
Owner:CHINA BANKNOTE SECURITY PRINTING TECH RES INST CO LTD

Radio frequency based commodity information identification method and system

The invention discloses radio frequency based commodity information identification method and system. The radio frequency based commodity information identification method comprises the following steps that: communication equipment sends a command of inquiring a radio frequency tag to a Bluetooth card reader, wherein the command comprises commodity classes which need to be inquired; the Bluetooth card reader reads the anti-fake information of the radio frequency tag according to the commodity classes, wherein the anti-fake information comprises a commodity information dynamic code, an accessing time information code, a UID (User Interface Design) number, a CPU (Central Processing Unit) operation code and a random code; the Bluetooth card reader encrypts the anti-fake information and then sends to the cloud computing server through the communication equipment; and the cloud computing server decrypts the encrypted anti-fake information, compares the decrypted anti-fake information with locally stored anti-fake information, judges the authenticity of the radio frequency tag and notifies the communication equipment. In the invention, the anti-fake information is dynamically generated and difficult to imitate, and therefore, the safety of anti-fake detection is enhanced.
Owner:庞成鑫

Method and system for issuing advertising bound with anti-forgery check of medicine point-of-sale terminal

The invention provides a method and a system for issuing advertising bound with anti-forgery check of a medicine point-of-sale terminal. The system is formed by the way that terminal inquiry equipment is accessed to a medicine point-of-sale terminal anti-forgery inquiry system and an advertising releasing system; the judgment rules of fake medicines and suspected fake medicines are defined according to the uniqueness of China medicine electronic monitoring code featuring one medicine one code, material flow-status information of a medicine supply chain, the retail transaction time printed by the POS system of terminal sales and the comparison of time and information cancelled after verification on China medicine electronic monitoring platform in sales. The inquiry equipment is placed at the point-of-sale terminal so as to facilitate inquiries, and the earning is generated by the function of binding adverting by the system so as to support free inquires of consumers, thereby improving inquiry rate, increasing the checking possibility of fake medicines, forming a method and a system for anti-forgery check of the medicine point-of-sale terminal capable of actually cracking down on fake medicines, so as to thoroughly improve the situation that the inquiry rate of the anti-forgery check of medicines is low and cracking down on fake medicines can not be carried out. The method and system are effective complements of the anti-forgery check function of China medicine electronic monitoring platform.
Owner:耿泉生

Identity authentication method and system based on gesture characteristics

The invention discloses an identity authentication method based on gesture characteristics, and the method is applied to a touch screen device. The method includes the steps that a current input gesture, on a touch screen, of a user is roughly compared with a plurality of gestures input in advance, and therefore rough similarity can be obtained; if the rough similarity requirement is reached, the acceleration, the angle and the distance of the current input gesture at each time slice are calculated, whether the acceleration, the angle and the distance of the current input gesture at each time slice are within the upper limit range and the lower limit range of the acceleration, the angle and the distance of the gestures input in advance at the corresponding time slice respectively or not are judged one by one, and the final similarity is calculated according to the judgment result; if the final similarity reaches a second preset threshold value, it is judged that identity authentication succeeds. The invention further discloses an identity authentication system based on the gesture characteristics. Through the method and system, according to the difference of the stability of the gestures input by the user, different password security grades are given.
Owner:GUANGZHOU SHIYUAN ELECTRONICS CO LTD

Handwriting-based method for identity identification and terminal thereof

The invention provides a handwriting-based method for identity identification and a terminal thereof. The method comprises the following steps that: a handwriting collection module collects to-be-identified handwriting; a feature extraction module extracts an identification feature of the to-be-identified handwriting, wherein the identification feature is used for characterizing specificity of the to-be-identified handwriting; a determination module determines whether the identification feature is matched with a standard feature of standard handwriting or not, wherein the standard feature is stored in a handwriting sample database; and if it is determined and obtained that the identification feature is matched with the standard feature, the identity is legal; If not, the identity is illegal and the standard feature is used for characterizing specificity of the standard handwriting. According to the method, handwriting is employed to carry out determination on legality of user identity; because handwriting of each person is unique and will not be changed randomly in a long time, stability of identity identification is ensured; in addition, handwriting is not easy to be imitated, sothat identity identification employing handwriting has high security.
Owner:BEIJING BENY WAVE SCI & TECH

Online safe payment system based on handwriting authentication

Provided is an online safe payment system based on handwriting authentication. The system comprises a 101 user registration module; a 102 reception module; a 103 learning and training module; a 104 authentication module, and a 105 payment module. The 102 reception module is used to receive any to-be-identified signature sample input by a user, perform multi-feature fusion to use various attribute characteristic values as the characteristic values of the sample, excavate contribution degree of each attribute characteristic value on correct identification of the signature, perform descending sort, and select a group of optimal weights according to contribution value rank ordering to fuse various characteristics. The 103 learning and training module converts the combined multi-feature set to data of 1 to 8, and the data is used as input based on a neighbourhood-hypernetwork sorter, so as to perform training and tests. A user inputs a signature, and the 104 authentication module compares a to-be-identified hyperedge with hyperedges in a hyperedge library to authenticate authenticity of user handwriting. The 105 payment module applies the handwriting authentication to online safe payment. The system has higher stability, security, and convenience. The system combines with a multi-feature fusion technology, and can improve identification efficiency and accuracy of signature samples.
Owner:CHONGQING AOXIONG INFORMATION TECH

Bluetooth anti-counterfeiting system based on intelligent terminal, and method thereof

The invention discloses a bluetooth identification and verification anti-counterfeiting system based on an intelligent terminal, and a method thereof. The bluetooth anti-counterfeiting system comprises radio frequency tags and an intelligent terminal used to identify information of the radio frequency tags. The radio frequency tags comprise a bluetooth module which records anti-counterfeiting identification information and a battery. The intelligent terminal comprises a bluetooth front-end module, a processing unit and an output unit. When the intelligent terminal is working, the bluetooth front-end module is connected with the bluetooth module in the radio frequency tags, reads the recorded anti-counterfeiting identification information and uploads the anti-counterfeiting identification information to the processing unit to be identified. The output unit outputs a result to finish authenticity identification of goods. Compared with existing optical visual anti-counterfeiting technologies such as two-dimension codes, bar codes, laser, etc., the anti-counterfeiting system is much harder to be imitated. Using a mobile phone as a client is more convenient and rapid than using a special card reader. The bluetooth anti-counterfeiting system can be widely used in convenient anti-counterfeiting identification fields such as food, pharmaceutical, logistics, etc. The bluetooth anti-counterfeiting system has multi-tag detection capability with rapid detection, can greatly reduce identification time, increase an identification distance, and reduce error probability.
Owner:睿芯(大连)股份有限公司

Coding mechanism and key for clutch type lock

The invention discloses a coding mechanism and key for a clutch type clock. A clutch pin is arranged in the lock and is in linkage with an unlocking mechanism, the coding mechanism is arranged in the lock and comprises multiple coding plates, bumps on the coding plates are provided with reset blocks and toothed grooves, the bumps on each coding plate are the same, positions, relative to clutch grooves, are not exactly the same, the multiple coding plates are stacked in the axial direction, the circle centers of circular rings are coaxial, multiple toothed blocks are arranged on the key, when the key is inserted into the coding mechanism to rotate, the multiple toothed blocks of the key are meshed with the multiple toothed grooves of the coding plates successively to drive the coding plates to rotate, and the clutch grooves of the coding plates are right opposite to the clutch pin; when the key is rotated reversely, the key drives a reset bar to be meshed with the multiple reset blocks of the coding plates successively, all the reset blocks of the coding plates are rotated to the same direction, and the clutch grooves are not in the same direction. According to the coding mechanism and key for the clutch type clock, the coding information content produced by the coding mechanism is large, and the capacity of controlling technical opening is strong.
Owner:徐明达

Optical anti-counterfeiting device based on nanocrystal cellulose

The invention discloses an optical anti-counterfeiting device based on nanocrystal cellulose. The optical anti-counterfeiting device based on the nanocrystal cellulose comprises a nanocrystal cellulose film adhering to a double-sided adhesive film. A preparation method of the optical anti-counterfeiting device comprises the steps that first, a bleached fibrous material and sulfuric acid with the concentration of 64wt% are stirred at 45 DEG C for 90 min to 120 min for hydrolytic acidification, and ten-fold deionized water is added to terminate the reaction; second, centrifugal separation is carried out, concentrated suspension at the bottom is collected, the suspension is dialyzed through a dialysis membrane with the molecular weight ranging from 12000 dalton to 14000 dalton till the solution pH is equal to seven, the dialyzed suspension is made into a colloidal solution with the weight concentration ranging from 0.5wt% to 8wt% through ultrasonic dispersion; third, a fluorescent brightener is added in the colloidal solution, the mixture is evenly mixed, and the concentration of the fluorescent brightener ranges from 50 ppm to 150 ppm; fourth, the obtained colloidal solution is placed on a polystyrene petri dish and aired at room temperature so that the nanocrystal cellulose film can be obtained, and the nanocrystal cellulose film is bonded to a double-sided adhesive tape base material. The optical anti-counterfeiting device has multiple complicated dominance and recessiveness anti-counterfeiting characteristics, on-site recognition can be carried out by a simple means, and the optical anti-counterfeiting device cannot be easily counterfeited by other people.
Owner:张玉平

Instant communicating method, system and terminal, and method for generating link for initiating session

The invention relates to the computer technical field and discloses the embodiment of an instant communication method. The method comprises the following steps that: firstly, an instant communication client unit receives an instant communication session start-up instruction which is generated according to a triggered signal of an instant communication session initiation link in a web page, and the instant communication session initiation link is provided by an instant communication session receiving party; secondly, the instant communication client unit obtains session parameters and authentication information corresponding to the instant communication initiation link through non-plaintext means; thirdly, the instant communication client unit authenticates the instant communication session initiation link according to the authentication information; if the instant communication session initiation link passes the authentication, an instant communication session is started up, or else, the instant communication session is not started up. The invention also discloses embodiments of a method for generating the link, an instant communication system and a terminal. The reliability of the instant communication conversation realized by the instant communication session initiation link on the web page can be improved through the embodiments of the invention.
Owner:TENCENT TECH (SHENZHEN) CO LTD
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