87 results about "Tags (device)" patented technology

The invention provides a communication method and device, and the method can be suitable for IOT or A-IOT scenes exemplarily. In the method, a tag device receives a first paging message sent by a reader-writer, the first paging message comprising first indication information indicating a first access opportunity; based on the first access opportunity, sending a first D2R message including a first identifier to the reader-writer, the first identifier being an identifier randomly generated by the first Internet of Things device; a first R2D message sent by the reader-writer is received, the first R2D message comprises a temporary identifier allocated to the first Internet of Things device, the temporary identifier comprises a second identifier and further comprises an identifier of the first paging message and / or an identifier of the first access opportunity, and the second identifier comprises all or part of identifiers in the first identifier. According to the method, the probability of conflict of the temporary identifiers allocated to the tag equipment by the reader-writer can be reduced, so that the network access success rate and the communication reliability of the equipment are improved.

This disclosure provides systems, methods, and devices for wireless communication that support backscatter-based positioning. In a first aspect, a method of wireless communication includes transmitting a configuration signal that indicates a tag address of a tag device and a modulation scheme for generation of a backscatter signal. The method also includes transmitting a positioning reference signal (PRS) after transmission of the configuration signal. The method further includes receiving, from the tag device, a backscatter signal based on the modulation scheme and the PRS. Other aspects and features are also claimed and described.

The present invention relates to an indoor positioning system 300 for a wireless communication network 200. The indoor positioning system 300 includes one or more anchor devices 302a-302n, a central entity 306, and one or more tag devices 304a-304n. Transmission of signals 301a-301n by the one or more tag devices 304a-304n is controlled so that one signal 301a is transmitted at a time on a given radio resource, and the tag device 304a transmitting one signal 301a is the tag device 304a to be located. At least one anchor device (302a) of the one or more anchor devices (302a-302n) is configured to receive, via an antenna array (500), a signal (301a) transmitted by a positioned tag device, determine an estimate of a direction of arrival (DOA) based on the received signal (301a) by applying a first power law based algorithm and a second power law based algorithm, respectively, and transmit the estimated DOA together with DOA metadata to a central entity (306). The present invention also relates to an indoor positioning method, an anchor device, a computer program, and a computer-readable medium.

Systems, methods, and devices for wireless communication that support backscatter-based positioning. A method of wireless communication includes receiving a tag device indicator that indicates a tag capability of a tag device. The method also includes generating a tag configuration associated with transmission of a backscatter signal based on a positioning reference signal (PRS). The tag configuration indicates a frequency shifting parameter based on a frequency shifting capability of a tag device, a phase scrambling parameter based on a phase scrambling capability of the tag device, or a combination thereof. The method further includes transmitting the tag configuration.

A method for communicating directly with commodity Wi-Fi transceivers (TRXs) via backscatter modulation in an integrated tag device is provided. The method includes sensing an incident Wi-Fi-compliant wake-up signal. The method than reflects the incident Wi-Fi-complaint wake-up signal by encoding data from the tag device such that the reflected signal follows the Wi-Fi standard compliant and can be decoded by another WiFi-device. An integrated device includes a downlink Wi-Fi compatible wake-up receiver that checks timing of Wi-Fi compatible signals for a wake-up packet. The device has a modulator that is turned on in response to the wake-up packet and a mixer in the modulator hat mixes tag data with a payload packet from received Wi-Fi payload. Backscatter switches backscatter the response.

A system and method pairs devices in a gym environment. The system includes: a server computer; a plurality of data collector devices, each of the plurality of data collector devices being associated with a gym device or an exercise spot of a gym, wherein each data collector device includes a wireless communication unit, and a memory configured to store training data of a user; one or more time-of-flight positioning units configured to be disposed at fixed locations in the gym and conduct time-of-flight positioning; one or more mobile tag devices, each mobile tag device comprising a time-of-flight positioning unit configured to conduct the time-of-flight positioning together with the time-of-flight positioning units at the fixed locations; and one or more wearable devices, wherein each wearable device is associated with one of the one or more mobile tag devices.

This disclosure provides systems, methods, and devices for wireless communication supporting backscatter-based positioning. In a first aspect, a method of wireless communication includes transmitting a configuration signal indicating a tag address of a tag device and a modulation scheme for generating a backscatter signal (402). The method also includes transmitting a positioning reference signal (PRS) after transmitting the configuration signal (404). The method also includes receiving a backscatter signal (406) from the tag device based on the modulation scheme and the PRS. Other aspects and features are also claimed and described.

This utility model relates to the field of labeling equipment technology, specifically an SMT automatic labeling device. It mainly includes a label machine housing, with a feeding rack installed on the front inner side of the housing and a transfer rack fixedly installed on the top inner side of the housing. A positioning plate is connected to the center of the top inner side of the housing. The guiding and collecting assembly includes a collecting box, with an adjusting frame connected to the outside of the collecting box. A guide box is fixedly connected to the top of the collecting box, and a reversing shaft is connected to the inside of the guide box. The observation and wiping assembly includes a protective plate, with a toggle plate at the top of the protective plate. This SMT automatic labeling device utilizes a reversing shaft for flexible positioning guidance during the labeling process, facilitating the even collection of release paper onto the winding shaft. The side rotation of the threaded rod also facilitates the disassembly and assembly of the winding shaft, improving the collection efficiency of the release paper. Through overall protective collection, it enables recycling and reduces operating costs.

An information interaction method and a device are provided, and pertain to the field of communications technologies. The method includes: A reader determines path information of a target device based on response information sent by a tag device, where the target device is configured to collect information about the tag device. The reader sends the information about the tag device to the target device based on the path information.

The utility model relates to the technical field of label equipment, and discloses RFID label equipment which comprises a machine table, a conveying piece is arranged at the top end of the machine table, a workpiece body is connected to the upper surface of the conveying piece in a clamped mode, a sliding column is fixedly installed at the top of the machine table, a top plate is fixedly installed at the top of the sliding column, and the top plate is connected with the conveying piece in a clamped mode. A moving assembly is arranged at the top end of the machine table. According to the RFID tag equipment, in order to better print an RFID tag on a workpiece body, a moving assembly is arranged, when an asynchronous motor is started, a threaded rod is made to rotate, a square plate drives a horizontal hydraulic cylinder to move up and down synchronously, when the horizontal hydraulic cylinder is started, a rectangular plate drives a vertical hydraulic cylinder to move transversely, and when the vertical hydraulic cylinder is started, the rectangular plate drives the vertical hydraulic cylinder to move transversely; the fixing plate drives the limiting rod, the sliding strip and the clamping plate to drive the scraping plate to move up and down, so that the scraping plate can move vertically and transversely, and meanwhile, the workpiece body can be better printed with an RFID tag by being matched with extrusion of the clinging spring.

The invention discloses an indoor positioning method and system based on UWB signal data. The system comprises UWB label equipment, UWB base station equipment and a server side. The UWB tag device is worn on a person or an article and is used for transmitting a UWB signal. The UWB base station equipment is deployed at an indoor fixed position and is used for scanning and detecting the UWB tag equipment and acquiring a signal value; and the server receives a signal value reported by the UWB base station equipment, converts the signal value into ranging data, carries out data processing by adopting median processing to obtain a ranging value, carries out dynamic weight distribution on each UWB base station according to the signal quality, and calculates the coordinate position of the UWB label equipment in combination with the ranging data. The method is suitable for flexible deployment requirements in different scenes, and the adaptability and practicability of the system are enhanced.

A wireless room occupancy monitor, system and training method are provided. The room occupancy monitor includes an antenna array configured to detect wireless transmissions from a tag device; a wireless transceiver configured to receive the wireless transmissions detected by the antenna array and produce receive signals; a processor configured to process the receive signals; and a motion sensor coupled to the processor and configured to wake up the processor in response to detecting when the tag device enters or exits a room. The monitor is configured to be mounted proximate an entryway to the room. After the motion sensor wakes up the processor, the processor is configured to power on the wireless transceiver and run an algorithm on a sequence of received signal strength estimates and array response vectors derived from the receive signals to determine when the tag device has entered or exited the room via the entryway.

This disclosure provides systems, methods, and devices for wireless communication supporting backscatter-based positioning. In a first aspect, a method of wireless communication includes receiving a tag device indicator indicating tag capabilities of a tag device. The method further includes transmitting, to a first transmit / receive point (TRP) of a plurality of TRPs, a PRS configuration associated with a positioning reference signal (PRS), the PRS configuration based on the tag capability, the plurality of TRPs including the first TRP designated as a transmit (Tx) TRP and a second TRP designated as a receive (Rx) TRP. The method also includes receiving a measurement report from the second TRP based on a backscatter signal of the positioning reference signal transmitted by the first TRP. Other aspects and features are also claimed and described.

This disclosure provides systems, methods, and devices for wireless communication supporting backscatter-based positioning. In a first aspect, a method of wireless communication includes receiving a plurality of measurement reports associated with a tag device. For each of a plurality of transmit / receive points (TRPs), the plurality of measurement reports includes a measurement report for the TRPs. The method also includes determining, based on the plurality of measurement reports, a location of the tag device with a tag delay that is unknown to the network entity.

This invention relates to an improved method and system for authenticating the travel path of an object using a distributed asynchronous system incorporating blockchain technology and encrypted codes. The system utilizes digitally secured tags containing encrypted logistical data. These tags are physically and digitally associated with the product prior to entering the supply chain. Gateways equipped with artificial intelligence are strategically placed throughout the transportation route, each gateway receiving inputs from any number and type of sensors placed throughout the gateway's physical location. These gateways continuously collect data from their environment and utilize artificial intelligence to create dynamic environmental profiles. These profiles, encapsulated within a cryptographic key, are immutably recorded onto the blockchain ledger associated with the tag device physically associated to a shipment. The distinctive feature of this innovation assures an unalterable record of each shipment's journey, enhancing security, promoting transparency, and enabling swift transmission—and verification—of shipment data.

This invention relates to an improved method and system for authenticating the travel path of an object using a distributed asynchronous system incorporating blockchain technology and encrypted codes. The system utilizes digitally secured tags containing encrypted logistical data. These tags are physically and digitally associated with the product prior to entering the supply chain. Gateways equipped with artificial intelligence are strategically placed throughout the transportation route, each gateway receiving inputs from any number and type of sensors placed throughout the gateway's physical location. These gateways continuously collect data from their environment and utilize artificial intelligence to create dynamic environmental profiles. These profiles, encapsulated within a cryptographic key, are immutably recorded onto the blockchain ledger associated with the tag device physically associated to a shipment. The distinctive feature of this innovation assures an unalterable record of each shipment's journey, enhancing security, promoting transparency, and enabling swift transmission—and verification—of shipment data.

A method can include receiving by a mobile device, an identifier transmitted wirelessly from a tagged device; accessing proximity information using the identifier and the mobile device; performing a wireless ranging protocol using the mobile device to determine a distance from the mobile device to the tagged device; and establishing a control session for control of the tagged device using the mobile device, where the distance is within a distance limit specified by the proximity information.

A task dispatching method for EPD tag devices includes receiving a task command; the server system forwarding the task command to a target router to which the target EPD tag device is connected; the target router checking whether the target EPD tag device is currently connected thereto; when it is determined that the target EPD tag device is not currently connected to the target router, the target router notifying the server system that the target EPD tag device is offline; in response to receiving an online notification indicating that the target EPD tag device is connected to another router, the server system updating a connection list accordingly, and forwarding the task command to an updated target router; and when it is determined that the target EPD tag device is currently connected to the target router, the target router delivering the task command to the target EPD tag device.

Example implementations include a method, apparatus and computer-readable medium comprising detecting an acousto-magnetic (AM) tag device responsive to a select detection frequency from multiple detection frequencies within a detection bandwidth, wherein each one of the multiple detection frequencies is associated with one of a plurality of different attributes of articles. The implementations further include sending a data signal indicative of detection of the AM tag device, the data signal comprising data defining the select detection frequency wherein the data signal is operative to cause a device to perform one or more actions based on the select detection frequency.

The invention relates to the technical field of communication, in particular to a scheduling information receiving method and device, a scheduling information sending method and device and a storage medium, and the scheduling information receiving method comprises the steps that scheduling information sent by a read-write device to at least one label device group is received, and label devices in a single label device group correspond to the same coverage level; determining a first label device group corresponding to the first coverage level of the first label device in the at least one label device group; and performing uplink transmission according to the first scheduling information corresponding to the first label device group. According to the method and the device, the read-write device can send the scheduling information to the at least one tag device group, and one tag device group can comprise one or more tag devices, so that the read-write device can schedule a plurality of tag devices at one time, and the checking efficiency of the read-write device on the tag devices is improved.

A device may receive text data associated with a conversation of a user, and may process the text data, with large language models (LLMs), to generate conversation tags. The device may generate user attribute tags based on user data, and may classify the conversation tags and the user attribute tags to generate classified tags. The device may convert the text data and the classified tags to a searchable document, and may process the searchable document and historical tag data, with a statistical model, to identify multiple users that match the user. The device may determine degrees of match between the multiple users and the user, and may identify one of the multiple users based on the degrees of match. The device may utilize the historical tag data associated with the one of the multiple users to generate a response for the user, and may provide the response to the user.

Embodiments of this application disclose a wireless communication method and apparatus, a base station, and a tag device. The method includes: The base station X obtains a first time frame for UWB wireless communication between communication devices in a positioning service system. Among them, the communication devices in the positioning service system include at least three base stations and tag devices, and the first time frame includes a time slot for providing base station synchronization operations and at least one time slot for providing positioning services to tag devices through a preset positioning algorithm. The base station X interacts with communication devices in the positioning service system within the current time slot of the first time frame to implement UWB wireless communication. It can be seen that by dividing the first time frame into different time slots and having communication devices interact UWB signals within the corresponding time slots, UWB signals are prevented from conflicting and interfering with each other in the UWB channel, and base station synchronization operations and positioning services are provided to communication devices through time slot allocation.

To provide a labeling device.SOLUTION: A conveyor of containers to be labelled along a path of travel, and one labelling unit comprising a respective transfer drum arranged along the path of travel and rotatable about its own axis of rotation with respect to the supporting base, and configured to receive from a supply station labels to be applied to the containers from the supply unit, and to transfer the labels received at the supply station to the respective containers at a transfer station angularly spaced from the supply station about the axis of rotation of the transfer drum; A sector is defined on the lateral surface of the transferring drum, extending along a portion of the circumferential extension, and containing a single label to be transferred to a corresponding container, a portion of the sector being rotatably movable about a rocking axis substantially parallel to and spaced apart from the rotation axis of the transferring drum, about a rocking axis arranged close to the axis of the transferring drum, about a rocking axis arranged spaced apart from the rotation axis of the transferring drum.SELECTED DRAWING: Figure 1

The present application relates to the technical field of communications, and in particular to a communication method and a related apparatus. The method comprises: a tag device sending a first data stream to a reader on a first frequency domain resource, and receiving first indication information from the reader, here the first indication information being used for indicating a first frequency hopping moment; at the first frequency hopping moment, performing frequency hopping from the first frequency domain resource to a second frequency domain resource, here the first frequency domain resource and the second frequency domain resource corresponding to different time domain resources; and, on the second frequency domain resource, sending the first data stream to the reader. Using the present method can avoid the problem of transmission power attenuation caused by simultaneously transmitting a first data stream on two frequency domain resources, thus improving the transmission power on each frequency domain resource, and ensuring transmission quality of the first data stream.

To provide an NFC-based page opening method, apparatus, and device, an NFC-based information transmission method, apparatus, and device, and a URL transmission method, apparatus, and device.SOLUTION: After obtaining a first URL from an NFC tag device based on a near field communication method, where the first URL includes a URL query identifier, a payment terminal device can determine, based on data already stored by the payment terminal device, a second URL that corresponds to the URL query identifier, where the second URL includes target information used to display a payment page, and display the payment page based on the second URL. A length of the first URL is less than or equal to a maximum quantity of bytes that can be transmitted by the NFC tag device at a time based on a near field communication method.SELECTED DRAWING: Figure 1

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, an apparatus may transmit, to a tag device on a forward link, a first communication that includes a preamble sequence, control information in a control channel, and data in a data channel, where the preamble sequence, the control channel, and the data channel are time domain multiplexed. The apparatus may receive, from the tag device on a backward link, a second communication that is in response to the first communication. Numerous other aspects are described.

A wireless room occupancy monitor, system and training method are provided. The room occupancy monitor includes an antenna array configured to detect wireless transmissions from a tag device; a wireless transceiver configured to receive the wireless transmissions detected by the antenna array and produce receive signals; a processor configured to process the receive signals; and a motion sensor coupled to the processor and configured to wake up the processor in response to detecting when the tag device enters or exits a room. The monitor is configured to be mounted proximate an entryway to the room. After the motion sensor wakes up the processor, the processor is configured to power on the wireless transceiver and run an algorithm on a sequence of received signal strength estimates and array response vectors derived from the receive signals to determine when the tag device has entered or exited the room via the entryway.

The present application belongs to the field of data recording carrier control and proposes a smart antenna control method and system for dense tag reading and writing. The method includes: a reader / writer device broadcasts a first activation instruction so that the tag device is activated according to the first activation instruction and feeds a feedback signal; the reader / writer device obtains the feedback signal to obtain the tag time domain information and tag space information of the corresponding tag device, and modulates the first activation instruction into a second activation instruction according to a selected modulation rule so that the tag device updates the feedback signal; the reader / writer device obtains the tag information of the corresponding tag device according to the change in the updated feedback signal; wherein the modulation rule includes at least one of a power modulation rule, a spatial modulation rule, and a time domain modulation rule. The first activation instruction is modulated according to the feedback signal triggered by the tag device, and the signal transmission frequency, position, signal transmission direction, or time domain control instruction of the reader / writer device is changed to update the feedback signal, thereby improving the accuracy of information reading by the reader / writer device.

A real-time location system includes a master beacon device, a plurality of tag devices, a plurality of tag response receptor units, and a distance determination unit. The master beacon device includes a beacon transmission unit, a master clock, and a master storage unit configured to store a master time delay data. Each tag device includes a tag clock, a reception unit, a tag data storage unit, a reference time point, a tag-specific emission time delay data associated to the respective tag device and the reference time point, a calibration and calculation unit, and a tag response emission unit. Each tag response receptor unit includes a receptor clock defining a respective receptor time. The distance determination unit includes a data storage unit and a calculation unit.

Efficient and effective internal material property monitoring systems and methods are presented. In one embodiment, a monitoring tag device comprises a sensing component, a wireless unit, and a control component. The sensing component is configured to sense variations in a characteristic over time, wherein the characteristic is related to a material property of an object. The wireless unit is configured to communicate with a remote device, including transmitting information associated with the variations in the characteristic. The control component is coupled to the sensing component, wherein the control component is configured to control the sensing component and the wireless unit, wherein the control component also recognizes an indication of the variations in the characteristic over time.