54 results about "Wireless telemetry" patented technology

The invention discloses a vibration stress monitoring method for a wireless telemetering rotary transmission system. The method comprises the following steps: S1, collecting multi-dimensional vibration acceleration data of the rotary transmission system in real time; s2, performing signal conditioning on the multi-dimensional vibration acceleration data output by the vibration acceleration sensor through a signal conditioning circuit; s3, generating a vibration signal data packet with a timestamp and a sensor identifier; s4, dynamically adjusting a data transmission frequency band according to the environment interference condition; s5, automatically generating a normal working state reference model of the rotary transmission system, wherein the normal working state reference model covers feature distribution of the multi-dimensional vibration acceleration data under different working conditions; s6, generating abnormal vibration characteristic data; and S7, storing the abnormal vibration characteristic data in a vibration data storage module of the mobile terminal, and sending an alarm signal to an operator through an alarm module. According to the invention, the defects of vibration signal acquisition, transmission, processing and environmental adaptability in the prior art are overcome.

A drill string tool can be used in a drilling system, with the drill string tool configured for wireless communication. The drill string can include a central structural member, a wire coil, an antenna core, and a wear protection shell. The antenna core can surround the central structural member. The wire coil can be positioned around an outside of the antenna core, with the antenna core and the wire coil forming an antenna assembly. The antenna assembly can be configured to wirelessly transmit the data signals from electronics associated with the drill string tool. The wear protection shell can surround the antenna assembly and be configured to minimize a formation of eddy currents therein during operation of the antenna assembly. In an embodiment, the drill string tool can be a drill head wireless transmitter.

A system comprising: a bottom hole assembly having a MWD tool comprising: a wireless telemetry module; sensor(s); a MWD processor; and medium storing instructions that when executed by the MWD processor cause the MWD processor to: obtain, from the sensor(s), a measurement value of a downhole parameter; determine an encoding format for the measurement value by comparing the measurement value to at least two ranges with each range associated with a separate encoding format having a compression level; apply the determined encoding format to the measurement value to generate a compressed measurement value; and transmit, utilizing the wireless telemetry module using wireless telemetry, the compressed measurement value; and a surface computer system configured to decode the compressed measurement value and utilize the decoded measurement value.

A system and method for facilitating bi-directional authentication between an external device and an implanted medical device (IMD), wherein a therapy application executing on the external device is operative to communicate with the IMD via wireless telemetry communications. Certified security credentials for respective devices may be provisioned with respect to the therapy application. Upon initiating wireless telemetry communications, respective certified security credentials are mutually verified by the external device and the IMD. Responsive to successful verification, a mutual authentication process may be executed between the external device and the IMD using a respective challenge-response sequence.

The invention relates to a PCM (Pulse Code Modulation) code stream modulation transmitting circuit, which is characterized in that the modulation transmitting circuit is used for modulating and outputting a PCM code stream; the modulation transmitting circuit comprises two circuits, wherein the first circuit is used for converting a PCM code stream into a differential analog baseband signal; and the second circuit is used for modulating the input differential analog baseband signal and then outputting the modulated signal. The method is matched with a PCM architecture-based acquisition system and a wireless transmission system, and can directly modulate and transmit a PCM code stream output by KAM equipment; and meanwhile, the advantages of the wireless telemetry technology can be combined, so that both the wireless telemetry technology and the wireless telemetry technology are taken into consideration, and the advanced level of the domestic similar technology is achieved.

The invention discloses a wireless telemetering device for wheel torque measurement, which comprises a first wheel and a second wheel, the second wheel is positioned on one side of the first wheel and is connected with the first wheel, and the first wheel and the second wheel have the same structure and are arranged at the shaft end of a drive axle side by side; tyres are installed on the peripheries of rims of the first wheel and the second wheel respectively, the tires make contact with the ground so as to bear the weight of the whole vehicle and increase the adhesive force between the tires and the ground, and a plurality of strain gauges are installed at the same positions of spokes of the first wheel and the second wheel respectively. According to the invention, wireless transmission and measurement of the rotation signal of the wheel torque sensor can be realized on the premise of not influencing the normal operation of the wheel, the structure is simple, the installation space is saved, the cost is low, the rotation torque of the wheel can be measured in real time, and the obtained torque signal can provide technical support for the energy management of the whole vehicle and the fatigue performance analysis of the wheel.

An Aqua Rover Drone System (50) is a hybrid unmanned aerial vehicle (UAV) engineered for intelligent landing and mobility across air, land, and water terrains. The system incorporates a lightweight aerial drone frame (1) for structural integrity, a GPS module (2) for real-time location tracking and geofencing, and an infrared sensor array (3) for detecting terrain surface temperature. An ultrasonic sensor (4) is used for precise altitude measurement during descent, while the embedded microcontroller unit (5), powered by an ESP8266EX, processes sensor data to make real-time landing decisions. Wireless telemetry and a GSM module (6) enable remote monitoring and control, supported by a stable power management system (7) for voltage regulation. A BO motor (8) activates mechanical landing gear for solid terrain, while an SG90 servo motor (9) deploys flotation devices for water landings. The right buoyant float (4) and left buoyant float (9) enable aquatic stability, and the hybrid drive wheel (11) with a wheel suspension arm (10) supports land-based movement. The drone arm assemblies (2, 7), rear left (5) and right rear (6) propeller motors, and the main drone body (3) collectively support aerial mobility. The present invention facilitates efficient task execution by enabling remote monitoring, terrain-adaptive mobility, and automated landing capabilities across air, land, and water environments.

The invention relates to the technical field of submarine cable protection, in particular to a submarine cable near-shore breakage-proof intelligent dual-mode linkage matrix warning method. The method is applied to a warning device for preventing a near-shore submarine cable from being damaged in an intelligent dual-mode linkage matrix mode, the warning device comprises a red-green double-color LED warning board, a red-green double-color laser lamp and a dual-mode linkage matrix controller, multi-node time synchronization is achieved through Beidou satellite positioning, and linkage of warning signals is ensured; the radar module, the meteorological detector and the underwater expelling device are arranged on the whole, and approaching objects are monitored and expelled in real time; the meteorological monitor automatically adjusts the intensity of the light curtain according to weather conditions, so that the warning effect in a low-visibility environment is improved; a solar power supply system guarantees long-term stable operation, and 4G wireless remote measurement realizes remote state monitoring; compared with a traditional scheme, the method has the advantages that the penetrating power and synchronism of the warning signal are enhanced, and the damage risk of the submarine cable is effectively reduced.

The invention belongs to the technical field of mechanical fault diagnosis, and particularly discloses a wireless telemetering and edge diagnosis method and system based on compressed lightweight sensing, and the method comprises the following steps: collecting vibration and temperature signals of equipment, and carrying out the preprocessing of original signals; envelope detection is carried out on the preprocessed vibration data at the edge end, kurtosis values of the temperature data and the vibration data are calculated, anomaly detection is carried out by using an empirically preset kurtosis value, and fault information is output if anomaly exists; discrete cosine Huffman dual-mode coding is used, compressed coding is carried out on the preprocessed vibration data, and a telemetering node sends the coded data; and a data receiving end decodes and reconstructs coded data through Huffman anti-coding and discrete cosine inverse transformation, and performs fault identification by using a neural network. By adopting the technical scheme, the transmission data volume is remarkably reduced through the data compression technology, so that the bandwidth requirement and the transmission delay are reduced, and fault diagnosis can be more efficiently carried out.

This invention discloses a networked, air-ground collaborative, multi-station unmanned aerial vehicle (UAV) control seamless handover system and method. The system includes a UAV, a control station comprising a ground control station and an airborne control station, and a three-node networked communication device. The ground and airborne control stations establish connections with the UAV through this communication device. Based on the control station's geographical location information and uplink communication quality, the UAV calculates in real-time location distance thresholds, communication link quality thresholds, and duration factors to determine handover conditions. If the conditions are met, a handover notification is sent. The control station transmits control authority via the communication device's network port according to the notification. The UAV reports control authority information via wireless telemetry, and the control station updates its display synchronously, achieving seamless handover of UAV control and ensuring continuity and safety in cross-regional operations.

The invention provides a skin-attached oxyhemoglobin saturation monitoring device and system based on wireless telemetry, and relates to the technical field of data processing.The device comprises an oxyhemoglobin sensor internally integrated with a light-emitting diode and a photoelectric detector and used for obtaining sensing electric signals; the signal transmission module is used for processing and coding the induction electric signal according to a preset monitoring frequency and transmitting a coded signal to a receiving instrument; and the receiving instrument is used for receiving the coded signal, decoding the coded signal, carrying out oxyhemoglobin saturation calculation according to decoded data, and sending a calculation result to a display screen for displaying. The technical problems that traditional blood oxygen monitoring equipment depends on wired connection, so that the activity of a user is limited, and the data transmission stability is insufficient can be solved, and the technical effect that the wearing comfort and the data reliability are improved through flexible attachment design and low-power-consumption wireless transmission is achieved.

This invention discloses a wireless telemetry transmission system with time-series synchronous encoding of multi-channel monitoring signals. A multi-source acquisition module collects multiple monitoring signals along the flood control wall of an urban waterfront space, including water level, wall seepage pressure, wall displacement, the status of the electrically controlled locks on flood control material storage seats, and the in-situ status of flood control components. A time-window synchronous encoding module uses water level change trigger points as the primary trigger reference, and combines seepage pressure response lag, wall displacement changes, and wireless link feedback delay to generate dynamic monitoring time windows. This generates time-series synchronization and cross-channel correlation for the multiple signals, forming a status combination data set and encapsulating it into a telemetry synchronous encoding frame. A wireless telemetry transmission module adjusts the transmission strategy according to linkage priority. A remote parsing and restoration module generates flood control risk levels and material activation determination results. A material linkage module activates the electrically controlled locks on the storage seats and outputs a flood control component assembly prompt, thereby improving the timeliness and reliability of flood control wall monitoring, transmission, and emergency response.

A wireless telemetry process (WTP) may obtain telemetry data which includes signal strength information associated with a plurality of fabric wireless access points (APs) of a network fabric. The WTP may identify that a signal strength between a current AP and a wireless endpoint is below a threshold. In response, the WTP may select addresses of a set of handoff candidate APs for the wireless endpoint based on the signal strength information. The WTP may communicate, to a map server, a message to register, as entries in a replication list, a plurality of routing locators associated with the addresses of the set of handoff candidate APs for association with an address of the wireless endpoint. The map server may notify a router of the replication list, for replicating packets intended for the wireless endpoint to a plurality of routers that are connected to the set of handoff candidate APs.

The invention discloses a submarine cable state remote wireless telemetering system and method based on LoRa, and belongs to the technical field of cable laying state monitoring, and the system comprises a plurality of state monitoring nodes arranged on a submarine cable, a relay node and a shipborne monitoring center. The analysis computer adaptively adopts different compensation strategies according to the monitored packet loss and missing proportion; during light packet loss, trend filling is executed by using the change rate of effective nodes and spatial correlation; during moderate packet loss, confidence weight dynamically attenuating along with interruption time is introduced into the reconstruction model; and during severe packet loss, extracting feature sub-blocks of the spatial physical association constraint matrix to execute order reduction calculation, and recovering data in combination with a spatial interpolation method. According to the method, the problem of data missing caused by unstable wireless communication under the extreme sea condition is solved through a hierarchical compensation mechanism, it is ensured that the state distribution of the whole submarine cable can be stably and accurately reconstructed and early warning can be output under the working conditions of different degrees of packet loss, and the robustness and construction safety of a submarine cable monitoring system are remarkably improved.

A system and method for facilitating device and application authentication between an external device and an implanted medical device (IMD), wherein a therapy application executing on the external device is operative to communicate with the IMD via wireless telemetry communications. A device authentication parameter may be decomposed into two key components, wherein one component may be stored in a cloud key vault and the other component may be distributed to the external device as an obfuscated portion embedded in the therapy application. Upon receiving the therapy application, the external device is operative to separately retrieve both key components and reconstitute the original authentication parameter therefrom, which may be presented to the IMD for authentication.

Systems and methods for wireless downhole telemetry are provided. The system includes a tubular located in a wellbore; a pressure controller located at or near a surface of the wellbore to send a digi

A drill string tool can be used in a drilling system, with the drill string tool configured for wireless communication. The drill string can include a central structural member, a wire coil, an antenna core, and a wear protection shell. The antenna core can surround the central structural member. The wire coil can be positioned around an outside of the antenna core, with the antenna core and the wire coil forming an antenna assembly. The antenna assembly can be configured to wirelessly transmit the data signals from electronics associated with the drill string tool. The wear protection shell can surround the antenna assembly and be configured to minimize a formation of eddy currents therein during operation of the antenna assembly. In an embodiment, the drill string tool can be a drill head wireless transmitter.

A wireless data telemetry system for use in a drilling system can include a drill head wireless transmitter and at least one data link transceiver. The drill head wireless transmitter can be in a drill head of the drilling system, the drill head wireless transmitter configured to generate and transmit one or more data signals associated with a drilling process. The at least one data link transceiver can be wirelessly coupled to at least one of the drill head wireless transmitter or another data link transceiver, with the drill head wireless transmitter and the at least one data link transceiver configured to be physically coupled within a drill string and spaced apart from one another. The drill head wireless transmitter and the at least one data link transceiver together configured to wirelessly communicate the one or more data signals beyond a transmission range of the drill head wireless transmitter.

A wireless data telemetry system for use in a drilling system can include a drill head wireless transmitter and at least one data link transceiver. The drill head wireless transmitter can be in a drill head of the drilling system, the drill head wireless transmitter configured to generate and transmit one or more data signals associated with a drilling process. The at least one data link transceiver can be wirelessly coupled to at least one of the drill head wireless transmitter or another data link transceiver, with the drill head wireless transmitter and the at least one data link transceiver configured to be physically coupled within a drill string and spaced apart from one another. The drill head wireless transmitter and the at least one data link transceiver together configured to wirelessly communicate the one or more data signals beyond a transmission range of the drill head wireless transmitter.

An analog or mixed-signal ASIC implements and trains a neural-network model entirely in the analog domain. Weights and activations are encoded as pulse frequencies. Forward propagation is performed by analog multipliers, while reverse-propagation error signals are conveyed through reverse directional nodes and error neurons that inject pulse-based corrections upstream, eliminating digital gradient arithmetic. Variable analog weight-storage elements—including field-effect transistors, switched-capacitor arrays, and phase-change memory—are updated in real time. Additional features include flash-ADC calibration with temperature compensation, auto-associative pattern completion, stochastic-computing variants, dynamic gate-array reconfiguration, and optional wireless telemetry. Continuous on-edge learning is achieved at ultra-low power for sensor-rich edge-AI applications.

A well system having a wellbore that intersects a subterranean formation, a valve station in the wellbore, and a primary controller on surface that communicates with the valve station using wireless telemetry. The valve station includes a valve member that controls a flow of fluid in the wellbore, an actuator for operating the valve member, and a valve controller that provides command signals to the actuator for positioning the valve member. The primary controller sends command signals that are receivable when the telemetry is operational. The valve controller is programmed to control operation of the valve actuator and valve member when telemetry is suspended and so that the valve station operates autonomously when out of signal communication with the primary controller and until signal communication is reestablished.

A bogie with online-monitored dynamic power and a rail vehicle are provided. The bogie with online-monitored dynamic power comprises wheels (1), a wireless transmission force measurement assembly (4), a wireless telemetry receiver assembly (5), and a controller. The wireless transmission force measurement assembly (4) measures load changes in the X, Y, and Z directions on the inside of a spoke plate (11) in each wheel (1) and converts load change information into a magnetic signal. The wireless telemetry receiver assembly (5) is wirelessly connected to the wireless transmission force measurement assembly (4) and receives the magnetic signal transmitted by the wireless transmission force measurement assembly (4) and transmits the magnetic signal to the controller.In the bogie with online monitored dynamic power, the wireless telemetry receiver assembly (5) is wirelessly connected to the wireless transmission force measurement assembly (4), so that the effect on the line connection during the vehicle forward movement process can be avoided and the safety and comfort of a vehicle can be monitored in real time during the vehicle forward movement process.

The application belongs to the technical field of mechanical fault diagnosis, and specifically discloses a wireless telemetry and edge diagnosis method and system based on compressed lightweight sensing, which comprises the following steps: collecting vibration and temperature signals of equipment, and pre-processing original signals; performing envelope detection on the pre-processed vibration data at the edge end, calculating the kurtosis values of the temperature data and the vibration data, and performing abnormality detection using the pre-set kurtosis values, and outputting fault information if there is abnormality; using discrete cosine Huffman dual-mode coding to compress and encode the pre-processed vibration data, and sending the encoded data by the telemetry node; and decoding and reconstructing the encoded data by the data receiving end through Huffman decoding and discrete cosine inverse transformation, and using a neural network to recognize faults. By using the technical scheme, the amount of transmission data is significantly reduced through data compression technology, thereby reducing the bandwidth requirement and transmission delay, and the fault diagnosis can be more efficiently performed.

The invention discloses a data acquisition system for observing a high-dynamic target image under a limited bandwidth condition. The data acquisition system comprises a visible light camera, an image compression device, a network switch, a wireless telemetry terminal and a storage device, wherein the visible light camera collects a target to obtain high-frame-frequency image data; the image compression device performs compression processing on the high-frame-frequency image data to obtain low-frame-frequency image data, and performs color restoration on the high-frame-frequency image data to obtain high-frame-frequency image data after color restoration; the network switch transmits the low-frame-frequency image data to the wireless telemetry terminal; the wireless telemetry terminal wirelessly downloads the low-frame-frequency image data to the ground; and the storage device stores the high-frame-frequency image data after color restoration. According to the invention, the capturing and restoring capability of the target in a high dynamic range is ensured, the requirement of real-time downloading under a limited bandwidth transmission condition is ensured, and the target attitude can be obtained in the whole flight task process.

A telemetry module system for mounting on a rotatable shaft is provided that includes a telemetry module and a connector ring. The telemetry module includes an annular TM housing, a plurality of transmitters, and a first connectivity board. The TM housing extends axially between first and second TM axial ends. Each transmitter is configured to produce RF signals based on sensor input signals. The first connectivity board has a ring configuration and is in signal communication with the transmitters. The connector ring (CR) has an annular CR housing and a second connectivity board. The CR housing extends axially between first and second CR axial ends. The second connectivity board has a ring configuration and is attached to the CR housing. The second connectivity board is configured to receive sensor input signals. The telemetry module and the connector ring are configured to be disposed in a coupled configuration.

A telemetry system is configured to monitor a temperature of a wafer disposed in a vacuum. The system may include a plurality of sensors configured to measure temperatures at a plurality of locations on the wafer. The system may also include a plurality of sensor signal conditioning circuits. Each sensor signal conditioning circuit may be coupled to a respective sensor of the plurality of sensors. The plurality of sensor signal conditioning circuits may be configured to convert a resistance from each of the plurality of sensors into low frequency sine waves defining respective frequencies proportional to the resistance. The system may also include a multiplexer configured to generate a composite modulated signal from the low frequency sine wave. The system may also include a frequency modulation (FM) transmitter configured to transmit the composite modulated signal to the outside of the vacuum.

A telemetry module system for mounting on a rotatable shaft is provided that includes a telemetry module and a connector ring. The telemetry module includes an annular TM housing, a plurality of transmitters, and a first connectivity board. The TM housing extends axially between first and second TM axial ends. Each transmitter is configured to produce RF signals based on sensor input signals. The first connectivity board has a ring configuration and is in signal communication with the transmitters. The connector ring (CR) has an annular CR housing and a second connectivity board. The CR housing extends axially between first and second CR axial ends. The second connectivity board has a ring configuration and is attached to the CR housing. The second connectivity board is configured to receive sensor input signals. The telemetry module and the connector ring are configured to be disposed in a coupled configuration.

Systems and methods for wireless downhole telemetry are provided. The system includes a tubular located in a wellbore; a pressure controller located at or near a surface of the wellbore to send a digital command via a change in a pressure applied to the tubular; and a receiver disposed in the wellbore, wherein the receiver includes a mechanical pressure switch to detect the change in the pressure applied to the tubular.

Provided are a bogie having dynamic performance monitored online, and a railway vehicle. The bogie having dynamic performance monitored online comprises wheels (1), a wireless transmission force measuring assembly (4), a wireless telemetry receiving assembly (5) and a controller. The wireless transmission force measuring assembly (4) is used for measuring stress changes in X, Y and Z directions on the inner side of a spoke plate (11) in each wheel (1), and converting stress change information into a magnetic signal. The wireless telemetry receiving assembly (5) is wirelessly connected to the wireless transmission force measuring assembly (4), and is used for receiving the magnetic signal sent by the wireless transmission force measuring assembly (4) and sending the magnetic signal to the controller. In the bogie having dynamic performance monitored online, the wireless telemetry receiving assembly (5) is wirelessly connected to the wireless transmission force measuring assembly (4), so that the impact on line connection in the vehicle advancing process can be avoided, and the safety and comfort of a vehicle in the vehicle advancing process are monitored in real time.

A drill string tool can be used in a drilling system, with the drill string tool configured for wireless communication. The drill string can include a central structural member, a wire coil, an antenna core, and a wear protection shell. The antenna core can surround the central structural member. The wire coil can be positioned around an outside of the antenna core, with the antenna core and the wire coil forming an antenna assembly. The antenna assembly can be configured to wirelessly transmit the data signals from electronics associated with the drill string tool. The wear protection shell can surround the antenna assembly and be configured to minimize a formation of eddy currents therein during operation of the antenna assembly. In an embodiment, the drill string tool can be a drill head wireless transmitter.