Abstract: Wireless acoustic communication apparatus and related methods are disclosed herein. An example apparatus includes a first rod and a second rod. The first rod and the second rod are to form a rod string. The example apparatus includes a first acoustic repeater mechanically coupled to the first rod. The first acoustic repeater is to communicate with a second acoustic repeater to convey data via the rod string. The second acoustic repeater is to receive the data from a first tool.

Abstract: A method of switching an operating mode of a wireless sensor includes determining, once a wireless sensor has entered a normal operating mode, whether physiological parameters are detected by the wireless sensor within a predetermined time period; and when no physiological parameters are detected by the wireless sensor within the predetermined time period, automatically controlling the wireless sensor to switch from the normal operating mode into a power saving mode.

Abstract: In a first aspect, a method for monitoring a material and/or a device in a borehole using a fiber optic measurement cable is provided, and, in a second aspect, a system for carrying out the method is provided. The system includes a fiber optic measurement cable which is present introduced into a borehole, wherein a material and a device are present in the borehole.

Abstract: An apparatus for connecting a wireless sensor may include a charging battery which is self-powered, a measurement sensor configured for performing wireless communication and receive power from the charging battery, and a vehicle controller configured to be connected to the measurement sensor through wireless communication and receive measured data.

Abstract: Systems and methods for a continuous monitoring of analyte values received from an analyte sensor system are provided. One method for a wireless data communication between an analyte sensor system and a mobile device involves storing identification information associated with a transceiver of the analyte sensor system, the identification information entered by a user of the mobile device via a custom application running on the mobile device; causing the custom application to enter a background mode; searching for advertisement signals; receiving an advertisement signal from the transceiver; authenticating the transceiver based on the identification information; prompting the user to bring the custom application to a foreground mode; causing the custom application to request a confirmation from the user that a data connection with the transceiver is desired; receiving the confirmation from the user; and completing the data connection with the transceiver.

Abstract: Systems and methods are provided for responding to theft of a sensor enclosure of an autonomous vehicle. Theft of the sensor enclosure can be detected using at least one piezoelectric sensor. An electrical signal to the at least one piezoelectric sensor can be generated. The at least one piezoelectric sensor can be caused to emit a sound based on the electric signal.

Abstract: A peripheral device for providing a health information message to a host device includes a health data obtainer configured to obtain health data; a message generator configured to determine a type of the health data, a private message identification (ID) corresponding to the type of the health data, and an ID of the peripheral device, and generate the health information message to include the private message ID, the ID of the peripheral device, and the health data; and a message provider configured to transmit the health information message to the host device, the private message ID being configured to be interpreted differently according to the ID of the peripheral device.

Abstract: A device for wirelessly monitoring well conditions includes a power including a first material attached to edges of at least one lever suspended about a central fulcrum, wherein the edges of the at least one lever are free to move about the central fulcrum, a frictionless movable object disposed inside the body of the at least one lever, wherein the frictionless movable object is free to move within the body of the at least one lever, and a second material that is fixed in position relative to the first material, wherein the first material and second material are of opposite polarities.

Abstract: A method for controlling a downhole steerable tool, such as a rotary steerable system (RSS), in a drilling system that also includes a rotating drillstring and a measurement-while-drilling (MWD) system comprises encoding an original command for the tool into an encoded signal consisting of modulations of the drillstring rotation rate, transmitting the encoded command by modulating the drillstring rotation rate, measuring the drillstring rotation rate at the tool and decoding the encoded command so as to generate a tool-decoded command, separately measuring the drillstring rotation rate and decoding the encoded command from the separate downhole-measurements so as to generate a separately downhole-decoded command, transmitting the separately downhole-decoded command to the uphole location, comparing the separately downhole-decoded command to the original command, and taking corrective action if the two commands are different.

Abstract: A method and system are described for wirelessly communicating within a wellbore. The method includes constructing a communication network, which communicates during drilling operations along one or more drilling strings. The communication network is used to perform drilling operations for hydrocarbon operations, such as hydrocarbon exploration, hydrocarbon development, and/or hydrocarbon production.

Abstract: A system for communicating a signal between a tool and a signal processing unit includes a signal processing unit configured to at least one of transmit and receive the signal and a first cable coupled to the signal processing unit. The system further includes a tool having a second cable extending from the tool and configured to at least one of receive the signal transmitted by the signal processing unit and transmit the signal received by the signal processing unit, wherein signal is communicated between the first cable and the second cable by crosstalk.

Abstract: Aspects of the present disclosure provide a system for selectively outputting indications of important events of which the user would like to be notified. Based, at least in part, on settings configured via user inputs, the system receives an indication of a detected acoustic event and determines whether the acoustic event corresponds an event in a list of preferences stored in a remote server. In response to determining that the events match, the system then instructs a personal audio output device to output an indication of the detected acoustic event to the user of the personal audio output device.

Abstract: Data is stored in a first storage device or second storage device, where the first storage device and second storage device are located in a borehole of a geologic formation, and where a value of a storage attribute associated with the first storage device is different than a value of a storage attribute associated with the second storage device. A value based on an ambient condition downhole in the borehole is determined. The data is stored in the first storage device, if the value based on the ambient condition is less than or equal to a threshold or the data is stored in the second storage device, if the value based on the ambient condition is greater than the threshold.

Abstract: A system for monitoring a model in a wind tunnel is provided. The system includes a plurality of sensors attached to a model in a wind tunnel. Each sensor of the plurality of sensors is configured to measure an attribute of the model. The system also includes a computing device in communication with the plurality of sensors. The computing device is programmed to receive a plurality of signals from the plurality of sensors, store a first threshold and a second threshold based on normalized alarm limits associated with at least one of the plurality of sensors, analyze the plurality of signals based, at least in part, on the first threshold and the second threshold, determine that a potentially negative condition is occurring based on the analysis, and alert a user to the potentially negative condition.

Abstract: An unmanned aerial vehicle-based data collection and distribution system includes a source of animal data that can be transmitted electronically. The source of animal data includes at least one sensor. The animal data is collected from at least one target individual. The system also includes an unmanned aerial vehicle that receives the animal data from the source of animal data as a first set of received animal data and a home station that receives the first set of received animal data. Characteristically, the unmanned aerial vehicle includes a transceiver operable to receive signals from the source of animal data and to send control signals to the source of animal data.

Abstract: Disclosed is a system for detecting an operating state of a vehicle engine. The system comprises: an input coupled to a power line of a vehicle; means to filter out relatively high frequency transient noise components of a signal received from the power line; a first detector for receiving the filtered signal and detecting when transient noise associated with the power line rises above a first threshold and generating a first detection signal in response thereto; a second detector for receiving the filtered signal and detecting when the transient noise falls below a second threshold, which is lower than the first threshold, and generating a second detection signal in response thereto; and means for generating a first output signal in response to the first detection signal and a second output signal in response to the second detection signal.

Abstract: The present invention provides a gas data transmission method based on a compound Internet of Things (IoT) and an IoT system. The method includes: sending, by a main sensor network sub-platform in a plurality of sensor network sub-platforms, gas data to a management platform; storing, by auxiliary sensor network sub-platforms, the gas data; when the management platform cannot receive the gas data sent by the main sensor network sub-platform, sending, by the management platform, interactive data to the main sensor network sub-platform; and when the main sensor network sub-platform does not respond to the interactive data, disconnecting, by the management platform, from the main sensor network sub-platform and establishing a connection with one auxiliary sensor network sub-platform to receive the gas data stored by the auxiliary sensor network sub-platform.

Abstract: An antenna system can include casing-side antennas and a full wave rectifier. The casing-side antennas can be coupled to a casing string that is positioned in a wellbore for communicatively coupling to a tubing-side antenna positioned in the wellbore. Each of the casing-side antennas can include a conductive wire positioned to carry current that can be induced on the conductive wire in response to an electromagnetic field from the tubing-side antenna. A direction, relative to a common antenna junction point, of the current on the conductive wire can be opposite to the direction, relative to the common antenna junction point, in which an adjacent casing-side antenna is positioned to carry current induced in response to the electromagnetic field. The full-wave rectifier can be conductively coupled to the casing-side antennas for converting alternating current that can be generated on the casing-side antennas into direct current.

Abstract: A probabilistic motion model to calculate the motion parameters of a user's hand held device using a noisy low cost Inertial Measurement Unit (IMU) sensor. Also described is a novel technique to reduce the bias noise present in the aforesaid IMU sensor signal, which results in a better performance of the motion model. The system utilizes a Particle Filter (PF) loop, which fuses radio signal data accumulated from Bluetooth Low Energy (BLE) beacons using BLE receiver with the signal from IMU sensor to perform localization and tracking. The Particle Filter loop operates based on a Sequential Monte Carlo technique well known to persons of ordinary skill in the art. The described approach provides a solution for both the noise problem in the IMU sensor and a motion model utilized in the Particle Filter loop, which provides better performance despite the noisy IMU sensor.

Abstract: Aspects of the present disclosure are directed toward a system and apparatuses for calibrating metering circuitry. An example system includes a first adapter including a plurality of receptacles proximally arranged in a circular manner on a first surface of the first adapter, the plurality of receptacles configured and arranged to be connected to endpoint controlling circuitry configured and arranged to communicate over the power lines or by using a RF communication, characteristics related to power usage of an endpoint device in a PLC network. The system further includes a second adapter including a plurality of electrical contacts disposed on a first surface of the second adapter and a plurality of terminals disposed on a second surface of the second adapter opposite of the first surface. The plurality of terminals can be physically arranged so as to plug into corresponding inputs on meter calibration circuitry.