209 results about "Electronic tagging" patented technology

The invention relates to the technical field of electronic tag management, in particular to an electronic tag management system, which is used for splitting a single original electronic tag into a basic sub-tag and an attribute sub-tag according to a pre-stored data segmentation rule, and the basic sub-tag and the attribute sub-tag are respectively used for storing basic identification information and detailed attribute information of a target object. The server is also used for receiving the binding association codes among the sub-tags so as to divide all the sub-tags corresponding to the original electronic tags into a basic tag group, a maintenance tag group and a test tag group according to a sub-tag grouping rule, and determining whether signal collision occurs or not according to the intensity change rate and the bit error rate of feedback signals of the basic tag group; and the working modes of the multi-signal radio frequency unit and the time slice distribution unit are determined according to the judgment result of whether the signal collision occurs or not. According to the invention, the possibility of signal collision when the reader receives the feedback signal due to the fact that a large number of tags are concentrated in the same test area is reduced, thereby improving the recognition speed.

The invention discloses an RFID reader-writer-based electronic tag position sensing and tracking method and system, particularly relates to the technical field of radio frequency identification and positioning, and is used for solving the problems of asynchronous signal acquisition of multiple reader-writers and insufficient positioning precision in a dynamic environment caused by an anti-collision mechanism of an existing RFID system. A label response signal is obtained through a multi-reader-writer synchronous triggering and signal receiving mechanism, a channel coherence time parameter is estimated, then symbolization processing and complexity analysis are carried out on the parameter to identify a label motion state, and meanwhile the measurement reliability is evaluated by analyzing the trend deviation degree of the channel parameter and the signal strength. And finally, correcting a distance measurement value based on the motion state and a reliability evaluation result, and calculating a space coordinate by adopting a multilateral positioning algorithm, thereby realizing accurate and stable positioning of the electronic tag in a dynamic high-density scene.

Provided are a communication method and a communication apparatus. The method comprises: a first network element receives first information from a second network element, the first information being used for determining whether a positioning mode of a first electronic tag device is a simplified positioning mode. The communication apparatus is a first network element or a second network element.

The invention discloses an archive room full life cycle management system based on a radio frequency identification technology, and relates to the field of archive management, the optimal weight vector of each reader-writer antenna array is obtained through a minimum mean square error algorithm, the transmitting phase and amplitude of each node signal are accurately adjusted according to the optimal weight vector, and in the spatial dimension, the optimal weight vector of each reader-writer antenna array is obtained. Through cooperative control and spatial filtering of beams transmitted by a plurality of distributed reader-writer nodes, beam main lobe energy is converged to a target passive RFID electronic tag, a radiation zero point is formed in the direction of a metal file cabinet, meanwhile, spatial power superposition and directional interference suppression are realized, multipath reflection interference in a metal environment is reduced, and the reliability of the metal file cabinet is improved. The signal-to-noise ratio of the label is fundamentally improved, the response rate of the label is ensured to be improved to 98% or above through a dynamic frequency modulation mechanism, and the problem of signal multipath reflection caused by a metal file cabinet is effectively solved.

The invention discloses a warehouse management system and method based on RFID electronic tag positioning, and the method comprises the following steps: deploying a plurality of RFID reader-writers, and constructing a time sequence resonance excitation field; writing a response control parameter set, and binding the RFID electronic tag to the to-be-managed article; judging whether a response state is entered or not, and constructing a label response time set; preliminary label positioning is carried out, and initial three-dimensional space coordinates are generated; electromagnetic environment information is collected to execute further judgment, and whether a response state is entered is jointly judged; constructing a virtual label response model, and generating a complemented three-dimensional space coordinate; constructing label response behavior characteristics, and generating disturbance scheduling parameters; and writing the spatial behavior attribute set of the RFID electronic tag into a warehouse management system. According to the method, time sequence resonance and virtual tag modeling are adopted, and accurate positioning, anomaly complementation and high-density and high-efficiency checking of the RFID warehouse are achieved.

The invention discloses an intelligent fixed asset checking method and device based on a knowledge graph. The method is characterized by comprising the following steps: scanning electronic tags of power grid fixed assets through a handheld terminal, carrying out dynamic inventory on the electronic tags in a preset fixed asset knowledge graph, and determining power grid fixed asset information and power grid fixed asset operation information corresponding to the electronic tags; based on a pre-trained asset analysis model, state analysis is carried out based on the power grid fixed asset information and the power grid fixed asset operation information, and an asset analysis result is determined; and pushing the asset analysis result to the handheld terminal. The method can effectively improve the accuracy of difference recognition, reduces the error of manual recognition, and improves the asset maintenance efficiency and the asset utilization rate.

The utility model provides a small-sized movable storage structure with a radio frequency identification assembly, which relates to the field of storage equipment and comprises a main frame, an electrically operated gate arranged on the main frame and an RFID identification module, the RFID identification module is used for reading information of an RFID electronic tag arranged on a stored article; the main frame comprises a supporting frame assembly, a top support assembly and a bottom support assembly, the supporting frame assembly is detachably arranged on the bottom support assembly, the top support assembly is detachably arranged on the supporting frame assembly, and the supporting frame assembly, the top support assembly, the bottom support assembly and the electric door form an internal storage area. The RFID identification module is arranged in the internal storage area; a plurality of load-bearing supporting foot cups are arranged at the bottom of the bottom support assembly, the lengths of the load-bearing supporting foot cups are adjustable, and the load-bearing supporting foot cups can be conveniently and rapidly assembled and disassembled so as to meet different storage requirements; and meanwhile, the RFID electronic tag information stored on the article can be accurately and efficiently read.

The embodiment of the invention provides a ship equipment management system and method based on RFID, and belongs to the field of ship equipment management. The system comprises an RFID electronic tag for storing equipment information, an RFID reader-writer for reading and writing information, a computer terminal, a database, a read-write end management system and a client management system. According to the invention, each piece of equipment is bound with an RFID tag, information of equipment circulation in links of production, warehousing, ex-warehouse, maintenance, replacement and discarding is automatically acquired by using a reader-writer and is synchronized to a central database in real time, and a client management system realizes refined, visual and intelligent management of the equipment in a full life cycle based on the database. According to the invention, the problems of low efficiency, error proneness and difficulty in tracing of a traditional manual management mode are solved, and the management level and decision support capability of ship maintenance support work are remarkably improved.

The present invention relates to keeping track of / monitoring items, such as personal items, using an electronic device, namely an electronic finger ring. A method is provided comprising: a first electronic ring listening, using a receiver integrated in the first electronic ring, for radio signals transmitted by a first set of two or more electronic tags, the first electronic ring comprising one or more output devices for providing an output, the first electronic ring comprising one or more input devices for obtaining a user input, the radio signal transmitted by each tag of the first set of one or more electronic tags comprising a respective identifier allowing for electronic identification of the tag, and the first electronic ring providing a set of one or more outputs in dependence on electromagnetic properties of radio signals received by the first electronic ring from the first set of one or more electronic tags. A finger ring and other aspects are provided as well.

1. The name of the design product: radio frequency antenna (1020C25). 2. The use of the design product: for super high frequency wireless radio frequency electronic tags. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: front view. 5. The design product is a thin product, omitting the right view; the design product is a thin product, omitting the left view; the design product is a thin product, omitting the top view; the design product is a thin product, omitting the bottom view.

The present invention relates to a circuit breaker monitoring system which comprises: a plurality of electronic tags for collecting power information about power supplied to a load through respective circuit breakers and state information related to the driving state of the circuit breaker; and a tag information collector for collecting circuit breaker information from the electronic tags, and which: transmits, to each electronic tag, a power information request for requesting transmission of the power information; transmits a state information request for requesting transmission of the state information to respective electronic tags a plurality of times before transmitting the power information request again; and determines the driving state of each circuit breaker connected to the respective electronic tags on the basis of whether the state information is received from each electronic tag in response to each state information request transmitted for each electronic tag.

The application discloses a timing adjustment method, a storage medium, a reader, an electronic tag and a system. The method comprises the following steps: receiving a plurality of tag data in a statistical period and determining the electronic tags corresponding to the tag data, obtaining an electronic tag list of the statistical period; comparing the electronic tag list of the statistical period with a preset electronic tag list, and determining a target electronic tag to be adjusted; generating a timing adjustment instruction of the target electronic tag, and controlling the target electronic tag to adjust the transmission time of the next tag data according to the timing adjustment instruction. According to the application, it can be determined which electronic tags do not transmit tag data according to the received tag data in the statistical period, the timing adjustment instruction of the electronic tags is generated, the timing of the next tag data transmission of the corresponding electronic tags is adjusted, the next tag data transmission of the electronic tags can be received, and the data transmission efficiency is improved.

The utility model discloses a combined flexible wash label structure, which comprises an RFID (Radio Frequency Identification) label inlay and an antenna arm, the RFID tag inlay comprises a substrate, a loop ring and a tag chip; the loop ring is formed on the substrate, and the tag chip is adhered to an opening of the loop ring so as to receive excitation of the loop ring; the antenna arm is formed by sewing a conductive aramid fiber thread on a fabric, the RFID tag inlay is attached to the fabric, and the attaching position of the RFID tag inlay meets the condition that the middle of the antenna arm and the loop ring are arranged in a close distance, so that the loop ring and the antenna arm form electromagnetic coupling. The antenna arm of the structure is formed by directly sewing the conductive aramid fiber threads on the fabric in a certain shape, the antenna arm and the fabric are fused together, and the stiffness of the antenna arm is consistent with that of the fabric; and the electronic tag inlay is only provided with a loop ring without an antenna arm, the size is small, and the thickness is small, so that the local stiffness of the fabric cannot be obviously increased, and a user cannot easily sense the existence of the electronic tag on the fabric.

The embodiment of the invention provides an information synchronization method, device and system of road auxiliary equipment, equipment and a medium. The invention belongs to the technical field of computers. The method comprises the following steps: receiving to-be-written information of each electronic tag constructed by front-end equipment according to a preset format; issuing a writing instruction of the to-be-written information to the base station, so that the base station completes writing operation according to the label identity information; the method comprises the following steps: acquiring reported data and reported data signal strength of each electronic tag through a base station, and determining whether the reported data is valid based on the reported data signal strength; and if yes, synchronizing the position information of the road auxiliary equipment in the reported data to the map data. According to the technical scheme, the tag management platform is adopted to perform information writing and management on the electronic tag of the road auxiliary equipment, and the technical effects of reducing deployment, operation and maintenance cost, expanding an effective identification distance, improving information synchronization timeliness and information identification stability, and improving road traffic information real-time performance and safety can be achieved.

The embodiment of the invention discloses a lightweight indoor and outdoor position mark management method and system based on RFID, and is especially suitable for the field of cleaning service management. According to the method, a cleaning worker carries a portable terminal, and the portable terminal is close to a pre-deployed electronic tag to mark that the portable terminal arrives at a designated position, so that digital management of cleaning work is realized. According to the system, the mapping relation between the electronic tag and the self-defined position information is established, the terminal reads the tag identifier, generates a data packet containing the personnel identity and the timestamp and uploads the data packet to the server, and the server analyzes the data packet to generate an accurate position record for an administrator to check. According to the invention, event-driven and low-power-consumption design is taken as a core, accurate marking is realized through position information completely customized by a user, the method has the advantages of low deployment cost, no need of exposing a real geographic position, long terminal endurance and accurate and reliable marking, and the problem that the working track of a worker in cleaning service management is difficult to check accurately in real time is effectively solved.

The utility model relates to material management electronic label identification technical field, especially is involved in a kind of intelligent cabinet radio frequency identification system for climbing operation material. Including access control switch module, for locking or unlocking cabinet door, and send locking and unlocking state to main control module;Biometric authentication module is used to identify and output identity verification signal;Material management center is used to receive identity verification signal and output work ticket state signal, according to work ticket state output material scanning instruction signal;Main control module is used to receive work ticket state signal, to access control switch module output cabinet door unlocking action signal;The input data of radio frequency transceiver module are handled and output data to radio frequency transceiver module;Radio frequency transceiver module and antenna card reader, realize the automatic identification of work ticket can be received climbing operation material, and it can be received again after verification return, real-time climbing operation material inventory inquiry.

The utility model discloses an electronic tag and a passive tracking and positioning system thereof, the electronic tag encapsulates a functional part between a base layer and a protective layer, and the base layer and the protective layer are sealed and fixed, so that on one hand, the functional part can be effectively protected, and on the other hand, the electronic tag is convenient to carry. According to the utility model, a user carries or wears the electronic tag, the reading device is used for reading the electronic tag and obtaining the ID information in the electronic tag, then the time for reading the electronic tag, the ID information and the duration for transmitting the signal of the electronic tag to the reader are transmitted to the server through the network, and the server matches the corresponding user by using the ID information. And calculating the distance between the electronic tag and the reading equipment or the position of the electronic tag relative to the reading equipment by reading the position of the reader and transmitting the signal of the electronic tag to the reader, and recording. And subsequently, obtaining road strength information by reading the time of the electronic tag and the corresponding position information, thereby finishing path tracking.

The application is suitable for the technical field of Internet of Things communication, and provides an ESL multi-gateway collaborative picture brushing scheduling method based on distance sensing. Bluetooth communication is performed between a gateway and an electronic tag. The method comprises the following steps: determining distance information between the gateway and the electronic tag based on the Bluetooth communication, and determining running state information of the gateway; determining a target tag from the electronic tags according to the distance information between each gateway and each electronic tag; and determining a target gateway corresponding to the target tag according to the distance information between the target tag and each gateway and the running state information of each gateway. The target gateway is used to send display data to be updated to the target tag and instruct the target tag to perform an update task of the display data. The tag is screened first, and then the gateway is matched for the tag, so that the matching precision of the tag and the gateway is improved, and the execution efficiency and precision of the task are improved.

The application relates to the field of wireless radio frequency identification and Internet of Things tracing technology, in particular to an RFID electronic tag data tracing system and method; the system comprises a data acquisition module, a benchmark reconstruction module, a variation simulation module, a residual error generation module, a coupling judgment module and a tracing feedback module; electronic tag digital identification data, underlying radio frequency characteristic data and tracing node space-time data are acquired, an ideal benchmark characteristic vector is reconstructed, an abnormal state is injected to generate a damaged simulation characteristic vector, actual measurement residual error and simulation residual error are formed and are subjected to time alignment and scale normalization, similarity calculation and environment coupling scoring are combined to output physical tampering, environmental noise or to-be-recovered judgment, and tracing chain blocking, radio frequency compensation or reacquisition instructions are generated; the application can distinguish between environmental fluctuations and malicious tampering, reduce false positives and false negatives, and improve the credibility of the tracing chain.

An implantable radio frequency identification (RFID) electronic tag system for temperature measurement includes an electronic tag, which includes a radio frequency (RF) chip, an antenna, a tag substrate, and a reflector. The antenna and the reflector are located on upper and lower surfaces of the tag substrate, respectively. The tag substrate has a through hole, and the RF chip and the antenna are arranged inside the through hole. The RF chip is electrically connected to the antenna and is configured to detect temperature and incorporate a pre-programmed tag encoding. According to the present disclosure, by implanting the electronic tag into a cable, precise traceability and comprehensive management of the cable may be achieved, along with accurate in-cable temperature measurement.

The utility model discloses a single-antenna double-chip ultrahigh frequency tag, which belongs to the technical field of electronic tags and comprises a base layer, an adhesive layer, a PET (polyethylene terephthalate) film and release paper. The base layer is provided with a gain antenna, the gain antenna is in an I shape, two notches in the middle of the gain antenna are respectively provided with a coupling antenna, one side of each coupling antenna is provided with an RFID chip, the two coupling antennas are respectively connected with the two RFID chips and the gain antenna, and the two RFID chips are connected. The upper side and the lower side of the RFID chip are provided with ultraviolet shielding films. The adhesive layer comprises a first adhesive layer and a second adhesive layer, the first adhesive layer is connected with the upper surface of the base layer, and the second adhesive layer is connected with the lower surface of the base layer. And the PET film is connected with the upper surface of the first adhesive layer. The release paper is connected with the lower surface of the second adhesive layer. According to the utility model, the problem that the existing ultrahigh-frequency tag is not suitable for application occasions for reading redundancy due to no backup chip is solved, and the antenna signal intensity of the tag is high, so that data can be normally read under complex conditions.

The invention belongs to the technical field of intelligent warehouses, and provides an electric power material RFID tag positioning method and system, and the method comprises the steps: obtaining RFID passive electronic tag data; gaussian filtering is adopted to preprocess the electronic tag data; and obtaining a positioning result of the electric power materials according to the preprocessed electronic tag data and a preset full-connection neural network. The method comprises the following steps: preprocessing electronic tag data through Gaussian filtering to realize interference of metal materials in an electric power warehouse on the electronic tag data, and carrying out sliding convolution operation on a generated Gaussian template on a signal data sequence according to a weighted window in smooth transition to obtain a Gaussian template; random noise and peak interference caused by metal reflection are effectively filtered through weighted average, the problem of metal material interference in an electric power warehouse is solved, and the positioning precision is improved.

The invention provides a communication control method and electronic equipment, and relates to the technical field of communication. In view of the problem of poor communication performance of electronic tags under traditional high-density deployment, the communication control method provided by the invention comprises the following steps: sending a discovery message based on a first broadcast interval, and monitoring a scanning request message sent by equipment according to the discovery message; the scanning request message comprises equipment address information; matching an identifier in the equipment address information with a preset reference identifier, and determining a current working mode based on a matching result; adjusting the first broadcast interval to a second broadcast interval based on the current working mode, and sending the discovery message at the second broadcast interval, wherein the discovery message sent at the second broadcast interval is used for establishing communication connection with the equipment. According to the embodiment of the invention, the communication performance of the electronic tags deployed in a high-density manner can be improved.

The utility model discloses terminal equipment of a DHR system based on radio frequency identification, which comprises an electronic tag provided with an antenna and a first inductor, and the antenna and the first inductor are connected to form a first induction loop; wherein a first capacitor is also arranged in the first induction loop; the reader-writer is in signal connection with the antenna; the terminal machine is in signal connection with the reader-writer, and the output end of the reader-writer is in signal connection with the input end of the terminal machine; the terminal machine is also provided with a first communication module; and the display device is in signal connection with the first communication module. According to the utility model, through a radio frequency reading technology, the device can rapidly identify information of employees or articles and upload the information to a cloud system in real time. According to the rapid and automatic information processing mode, the manual input requirement and the related error probability are greatly reduced, and the data processing efficiency and accuracy are improved.

The utility model provides an intelligent real-time acquisition ground wire pile, and relates to the field of ground wire monitoring. A fixing seat is arranged at the bottom of a pile body, and a connecting seat is slidably connected to the side wall of the pile body through a lifting mechanism arranged on the fixing seat; the connecting base is provided with a ground wire jack, an electronic tag, an acquisition trigger and a camera device which are sequentially arranged at intervals in the direction away from the pile body. The wiring board is opposite to the connecting seat, one end of the wiring board is provided with a connecting part used for being connected with a ground wire jack, and the other end of the wiring board is provided with a wire nose; the detection box is arranged on the wiring board, and an acquisition module, a trigger module and a wireless transmitting and receiving module are arranged in the detection box; the acquisition module is used for identifying the electronic tag, and the trigger module is used for triggering the acquisition trigger and the wireless transmitting and receiving module. According to the application, the ground wire can be automatically hooked, identity recognition can be carried out in the hooking process, camera monitoring can also be carried out, and the safety in the ground wire hooking process is effectively improved.

The invention relates to the technical field of electronic tag testing, in particular to container electronic tag testing equipment and a testing method thereof, and the method comprises the steps: sequentially carrying out the radio frequency communication testing and the electrical performance testing of a container freight electronic tag, and collecting the testing data of the electronic tag; preprocessing the test data to output optimized data, analyzing the optimized data by using a deep learning model to output an analysis result, and generating a test report according to the analysis result; determining whether the test stability of the electronic tag meets the requirement or not based on the misjudgment rate of the electronic tag; if the frame length dynamic tolerance of the electronic tag does not need to be increased, determining whether the test robustness of the electronic tag meets the requirement or not based on the occupancy rate of the cache region; and if the dynamic frame length tolerance threshold does not need to be increased, determining whether the batch processing data packet quantity of the test data needs to be increased or not based on the cache filling rate. According to the invention, the test stability of the electronic tag is improved.

The utility model discloses a vertical board with an electronic tag. The vertical board comprises a base and a pluggable vertical board body. A slot is formed in the top face of the base, and the bottom of the vertical board body is inserted into the slot in a matched mode. An electronic tag is embedded in the vertical board body and comprises an NFC (Near Field Communication) radio frequency circuit. An indication mark is arranged at the position, corresponding to the electronic tag, of the surface of the stand board body, and the indication mark corresponds to the antenna position of the NFC radio frequency circuit. A user can quickly read the information in the electronic tag by approaching the mobile terminal supporting the NFC function to the indication identifier without additional operation. The vertical board has the advantages of being convenient to operate, efficient in information acquisition, high in safety, flexible in application and the like, and can be widely applied to scenes such as information display, advertising, service guidance and the like.