173 results about "Radio-frequency identification" patented technology

The invention is applicable to the technical field of monitoring, and provides a smart monitoring method and system. The smart monitoring method includes the steps of receiving the identity information of a target object, which wears a target electronic label and is in a monitoring area, recording the time when the target object in each position, calculating the distance between the target object and a radio frequency identification reader, determining the geographical position of the radio frequency identification reader, calculating geographical position of the target object in each position according to the distance and the geographical position of the radio frequency identification reader, calculating the to-fro moving frequency of the target object according to the time of the target object in each position and geographical position of the target object in each position, and determining whether the target object is under a wandering state according to the frequency. According to the method, whether a target object wanders in a monitoring area can directly be obtained from received information, thereby facilitating monitoring of the target object and improving user experience.

Systems and apparatus for receiving golf balls include an apparatus including: a body having an ingress and an egress for golf balls passing through the body, wherein each of the golf balls includes a radio frequency identification tag; at least one antenna of a radio frequency identification reader, the at least one antenna arranged with respect to the body to receive information from the golf balls for identification of the golf balls; and multiple protrusions located within the body, the multiple protrusions being positioned with respect to each other in a Galton configuration that both (i) impedes the golf balls from passing through the body without being read by the radio frequency identification reader, and (ii) allows the golf balls to pass through the body without jamming therein.

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.

In some aspects, a reader device may communicate with one or more first radio frequency identification (RFID) tags, during at least part of a first time period, using a first antenna of the reader device. The reader device may communicate with one or more second RFID tags, during at least part of a second time period, using a second antenna of the reader device. The reader device may select the second antenna over the first antenna based upon at least one switching metric associated with the first time period. Numerous other aspects are described.

This invention discloses an intelligent management and control method and system for communication tower maintenance, belonging to the field of communication facility maintenance and management technology. It constructs a comprehensive digital archive; achieves closed-loop management of vehicle operation trajectories and fuel consumption, calculating theoretical fuel consumption through a dynamic fuel consumption model and fitting it with actual fuel consumption for analysis; implements collaborative management of personnel work trajectories and work quality, triggering standardized work processes through geofencing, and using convolutional neural networks to identify compliance in process images; establishes material and work order associations through RFID tags, compares actual consumption with standard usage deviations, constructs a cost prediction model using a long short-term memory network, and outputs visual reports. This invention, by constructing a multi-dimensional closed-loop management and control logic, realizes the transformation of operation and maintenance resources from post-event statistics to real-time verifiable data, significantly improving cost control accuracy, work quality, and resource utilization efficiency.

The application relates to the technical field of intelligent manufacturing teaching and training equipment, and discloses a lean production training platform based on production big data analysis, which comprises an entity production line module, a multi-source heterogeneous data acquisition system, an edge computing and control hub and a lean production training terminal. The entity production line module is used for simulating a production operation process in a real discrete manufacturing environment. The multi-source heterogeneous data acquisition system is distributedly arranged on the entity production line module and is used for collecting multi-dimensional data in a production process in real time. Through cooperation of an industrial sensor array, a machine vision unit, an RFID (Radio Frequency Identification) unit and a data aggregation terminal, multi-dimensional data such as equipment states, process parameters and material tracking are collected in real time, millisecond-level perception of whole-factor data such as people, machines, materials, methods and environments in the production process is realized, and the problems of single data dimension and rough perception granularity of a traditional training platform are fundamentally solved, so that a rich and accurate data basis is provided for lean analysis.

This invention discloses a comprehensive management method for transparent inspection of power grid materials based on the Internet of Things (IoT), belonging to the field of power material management technology. The method includes the following steps: deploying a three-axis vector probe array at the material entry channel to collect multi-point spatiotemporal signals and calculate the field strength distribution, generating an electromagnetic disturbance spatiotemporal matrix, and outputting a radio frequency identification (RFID) tag resonance drift risk matrix. This invention models electromagnetic disturbance sources using a three-axis vector probe array, combines resonance registration fingerprinting and frequency band compensation to achieve dynamic correction of RFID frequency drift, and integrates phase-encoded backscattering and strain acoustic features to ensure identification consistency. By utilizing optical time reference synchronization and phase-programmable metasurfaces to reconstruct the near-field environment, an adaptively adjustable identification space is constructed, improving the identification stability and traceability reliability of power grid materials under high-disturbance environments, thus breaking through the bottlenecks of traditional identification technologies.

The application relates to the field of medical equipment, in particular to an in-vivo positioning and mapping system based on RFID, which comprises an antenna, an RFID positioning target object, an RFID reference tag array, an RFID reader and a data processing device. In the use process, all the antennas receive the radio frequency signals fed back by the RFID positioning target object and the RFID reference tags in real time, the ranging error of the antenna is calculated by taking the RFID reference tags on the RFID reference tag array as the reference, the nearest RFID reference tag is determined by using the feedback signal of the RFID positioning target object, and the coordinates of the RFID positioning target object are calculated by the coordinates of the RFID reference tag and the ranging error. The method can apply the positioning technology based on the RFID radio frequency identification to the in-vivo positioning by using fewer radio frequency devices, can not affect the normal operation of other devices in the operation, and can eliminate the error and ensure the positioning precision.

This application relates to an embedded RFID tag packaging device and its packaging process, belonging to the field of radio frequency identification tag manufacturing technology. It includes: a base fixing support for supporting the main body of the device; a turntable sorting module disposed on the main body of the device for conveying and positioning the substrate to be packaged; a dual-mode pressure control unit for acquiring the material characteristics of the substrate and controlling the device to switch between contact pressing and non-contact suspension modes to apply packaging pressure; and a thermal coupling compensation mechanism disposed at the packaging station for temperature regulation of the packaging interface and precise displacement compensation combined with piezoelectric drive. This application utilizes the cooperation of the dual-mode pressure control unit and data acquisition sensors to obtain the substrate hardness in real time using piezoelectric detection technology and switches the execution mode accordingly. For hard substrates such as metals, the device adopts a contact pressing mode to output sufficient mechanical pressure to ensure uniform adhesive layer spreading and bonding strength.

The present disclosure provides a Radio Frequency Identification (RFID) device comprising an antenna formed from an electrically conductive material, a loop operatively coupled to the antenna, and an integrated circuit (IC) operatively coupled to the matching loop. The antenna exhibits improved performance when the RFID device is placed on packages containing high-dielectric materials.

An NFC tag and an RFID tag are associated in combination. The resulting stacked tag is embedded in select physical items (clothing or other types of merchandise as desired). Users are provided with these tagged items by a given organization. A user scans the NFC tag in the corresponding tagged item, and the NFC tag is authorized and associated with the user. By extension the user is now associated with the corresponding RFID tag and the tagged item. The user may be prompted during this process to enter some information. As the user with the tagged item moves about, RFID readers read the RFID tag in the tagged item, and record desired information such as the user's movements and entities and / or people with which the user interacts.

A method of assisting to find an item inside a building. The method comprises monitoring a location of each of a plurality of radio frequency identity (RFID) tags by a wayfinding application executing on a computer system, wherein at least one of the RFID tags has a near field communication (NFC) capability; based on detecting that the plurality of RFID tags move in concert with each other, associating the plurality of RFID tags to a cart by the wayfinding application; receiving a request for directions to locate the item inside the building by the wayfinding application; looking up a location inside the building of the item by the wayfinding application; transmitting the directions by the wayfinding application to a user equipment (UE); and presenting on a display of the UE directions for the user to navigate to the location of the item.

This invention discloses a radio frequency identification (RFID) method, apparatus, computer device, and storage medium. The method includes: acquiring the identification results of each identification step in the RFID process using a matching device; counting the first consecutive abnormality count in response to an identification result indicating a card-finding anomaly; resetting the first consecutive abnormality count to zero and counting the second consecutive abnormality count in response to an identification result indicating a non-card-finding anomaly; and determining that the matching device is in a disconnected state when the first consecutive abnormality count reaches a preset first threshold or the second consecutive abnormality count reaches a preset second threshold. By employing different consecutive abnormality count counting methods and thresholds for disconnection state determination, the card-finding anomaly identification result achieves a rapid response with a smaller threshold, while the non-card-finding anomaly identification result uses a larger threshold to suppress misjudgments caused by interference. This ensures that the disconnected state can still be output promptly when the matching device is abnormally removed, while improving the accuracy of RFID state determination.

Disclosed are techniques for wireless communication. In an aspect, a first network node obtains one or more first positioning measurements of one or more reference signals transmitted by one or more second network nodes during a positioning session between a user equipment (UE) and a location server, and obtains one or more second positioning measurements of one or more backscattered signals of the one or more reference signals during the positioning session, wherein the one or more backscattered signals are transmitted by one or more ambient radio frequency identification (RFID) devices.

A method of providing a communication service to a radio frequency identity (RFID) tag reader. The method comprises allocating network slice resources of a telecommunication network for the reader by a controller by sending a first message to a network slice selection function (NSSF) in the network, wherein the controller is an application that executes on a computer system in the network; providing a communication channel between the reader and an enterprise inventory control system via the allocated network slice resources; monitoring messages in the communication channel by the controller; analyzing the messages by the controller; determining by the controller a network slice resource need of the communication channel that differs from a current allocation of network slice resources based on the analyzing; and adapting the communication channel by the controller by sending messages to the NSSF to allocate different network slice resources associated with the communication channel.

The application discloses a kind of dynamic configuration method, device, equipment and medium of radio frequency identification link. The method comprises: according to the scene parameter, from the starting link rate of each antenna in the reader-writer in the preset scene parameter and link rate mapping table is matched;When the reader-writer executes first round tag identification task, each antenna in the reader-writer is switched according to the preset switching sequence, the starting link rate bound to the current antenna is called from the antenna link mapping table to carry out tag identification, and the associated data of each tag read in first round is collected;The configuration parameters of each antenna identified in first round and the associated data of each tag collected are input into the pre-trained artificial intelligence model, the configuration parameters of the next round radio frequency identification link of each antenna are predicted, and the next round antenna polling is carried out based on the predicted configuration parameters, and the identification result of tag identification task is output.The application effectively improves the identification efficiency of electronic tag.

This specification provides an embodiment of a method for outbound goods processing. The method involves acquiring outbound orders to be processed in a target warehouse; determining the inventory information of each item in the outbound order; configuring picking tasks based on the inventory information, whereby the picking tasks are configured based on unit carrier capacity; sending the picking tasks to picking objects to enable them to pick items and obtain containers ready for outbound processing; then performing a verification task via an RFID channel machine; and finally, responding to the execution of the verification task, outbound operations are performed on the containers that have passed the verification task. This achieves a batch outbound process based on an RFID channel machine. Because it uses unit carrier capacity to batch pick items with different inventory levels, and employs a piecing operation to collect scattered items, it reduces the picking process path. Furthermore, the RFID channel machine performs batch verification of the collected items, ensuring the accuracy of the picked outbound goods.

1. The name of the design product: ultra-high frequency wireless radio frequency antenna (AZ-UR85). 2. The use of the design product: antenna for radio frequency identification device. 3. The design points of the design product: in the combination of shape and pattern. 4. The picture or photo that best indicates the design points: front view. 5. The design product is a thin product, omitting the left view; the design product is a thin product, omitting the right view; the design product is a thin product, omitting the top view; the design product is a thin product, omitting the bottom view.

1. The name of the design product: card insertion power module (GTS12). 2. The use of the design product: through radio frequency identification technology to identify identity information, cooperate with other terminal modules in hotel guest rooms to realize the execution of card insertion scene. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: top view.

A method for monitoring the tires of vehicles transporting excavations in mines, using tire handling equipment, the tires being equipped with radio frequency identification tags and physical parameter sensors, uses a database comprising the identifiers of the vehicles, the identifiers of the tires, the identifiers of the sensors and of the positions of the tires on the axles.

The present disclosure provides a Radio Frequency Identification (RFID) device comprising an antenna formed from an electrically conductive material, a loop operatively coupled to the antenna, and an integrated circuit (IC) operatively coupled to the feeder loop. The antenna exhibits improved performance when the RFID device is placed on packages containing high-dielectric materials.

The application provides an RFID drill pipe tag composite structure and a manufacturing method, and relates to the technical fields of intelligent oil and gas drilling equipment and radio frequency identification. The method comprises the following steps: welding an RFID chip on a preset gold-plated pad area of a ceramic antenna structure by using an SMT process to form a radio frequency front-end module; forming a metal shell by precise mechanical processing, and synchronously processing a double-function inner cavity in the metal shell; selecting a PEEK composite material, and completing first injection molding in the inner cavity by using a special mold to form an injection molding bearing base for bearing the radio frequency front-end module; placing the radio frequency front-end module at a preset position in the injection molding bearing base, filling a high-temperature-resistant industrial-grade adhesive into the injection molding bearing base; and completing second injection molding in the limiting inner cavity by using a special mold, so that the injection molding bearing base is entirely coated and locally embedded with the metal shell to form an integrated RFID drill pipe tag composite structure.

A formation testing method can include deploying a drill string including a packer and a circulating tool into a well, setting the packer, thereby blocking fluid flow through an annulus, and opening the circulating tool, thereby permitting fluid communication between the annulus and an interior flow passage of the drill string. The opening step can include displacing a radio frequency identification tag into the circulating tool. A formation testing system can include a drill string with a drill bit, a circulating tool and a packer. The packer is configured to seal off an annulus, and the circulating tool is selectively operable to permit fluid communication between the annulus and an interior flow passage of the drill string in response to a radio frequency identification tag being deployed into the circulating tool.

A system includes a radiofrequency identification (RFID) integrated circuit (IC) associated with a mobile asset. The 5GID-IC can store sensor data collected from sensors of the mobile asset and generate tracking data of the mobile asset based on that sensor data. The 5GID-IC responds to radiofrequency (RF) signals radiated on the RFID device, where the RF signals have frequencies in a licensed spectrum of a 5G telecommunications network. The system includes a reader device configured to independently check multiple 5GID-ICs of mobile assets for tracking data. The reader device includes a communications circuit that can retrieve the tracking data from the 5GID-IC of the mobile asset.

A computing device comprises: a housing defining an interior of the computing device; an antenna carrier disposed in the interior, the antenna carrier including: a antenna carrier body defining an antenna mounting surface, the antenna carrier body having a first dielectric constant; a dielectric member attached to the antenna carrier body, the dielectric member having a second dielectric constant; and a patch antenna supported on the antenna mounting surface, the patch antenna including: (i) an outer annular opening between an outer portion of the patch antenna and an intermediate portion of the patch antenna; (ii) an outer short electrically connecting the outer portion with the intermediate portion across the outer annular opening; (iii) an inner annular opening between the intermediate portion and an inner portion of the patch antenna; and (iv) an inner short electrically connecting the intermediate portion with the inner portion across the inner annular opening.

The utility model provides a utility pad and vehicle for reminding outdoor article loss. When the radio frequency identification label pasted on the outdoor article on the utility pad is not abraded and the radio frequency identification label is not shielded by any article, the radio frequency identification label is identified by the radio frequency identification reader in the utility pad to determine the missing article. Generally, the cost of the radio frequency identification reader is low. This makes the utility pad not only be able to store articles, but also replace other high-priced identification equipment which can determine the missing article and cannot store articles. That is, only the utility pad can achieve the purpose, without the need to set other identification equipment to determine the missing article, which can reduce the setting cost. In addition, after using the utility pad in the outdoor activity, the vehicle user can clearly know which outdoor articles have not been put into the utility pad among the outdoor articles carried out by the first reminding information output by the reminding module, so that the vehicle user can find the missing article in time. This can reduce the economic loss of the vehicle user to a certain extent.

The application further provides a handheld personal assistant device antenna device, and specific technical solutions are as follows: a processor and an antenna end shared by a radio frequency identification ultra-high frequency linear antenna and a diversity antenna; an antenna tuner used for receiving a control signal of the processor, switching a resonance point, and adapting an operating frequency of the ultra-high frequency linear antenna or the diversity antenna; a radio frequency switch module connected with the processor through a first control interface and connected with the antenna end through a plurality of radio frequency channels, and used for switching a radio frequency channel state of the radio frequency identification ultra-high frequency linear antenna and the diversity antenna. The application realizes antenna multiplexing of the radio frequency identification ultra-high frequency linear antenna and the diversity antenna through a switch and an interface, reduces the number of antennas required by a mobile device and hardware cost, improves product competitiveness, and enhances product practicability.

A power extraction circuit for Radio Frequency Identification (RFID) tags and power extraction method thereof is a circuit and method for maximizing the efficiency of power harvesting in RFID tags. The power extraction circuit comprises an impedance matching network, a rectifier, and a tuning circuit. The tuning circuit comprises a power-on-reset (POR) circuit, a voltage regulator, two voltage-controlled switches, two voltage-to-time converters, a clock generator, a counter, and a control circuit.

A system and method for power optimized RFID scanning and RFID tag localization is disclosed. The system comprises at least one antenna coupled to a radio frequency identification (RFID) reader configured to read at least one RFID tag associated with at least one package. Further, at least one radar sensor is communicatively coupled to the RFID reader. The at least one radar sensor is configured to detect a position of the at least one RFID tag associated with the at least one package. Further, the RFID reader is configured to select at least one antenna based on the detected position of the at least one RFID tag. The RFID reader is further configured to direct the at least one antenna towards the detected position of the at least one RFID tag.