An object monitoring system including a plurality of location beacons, each location beacon being configured to generate a location broadcast message indicative of a beacon location and a tag associated with a respective object in use. The includes a tag memory configured to store object rules, a tag transceiver configured to transmit or receive messages and a tag processing device configured to determine context data at least partially indicative of a tag context by at least one of determining a tag location in accordance with at least one location broadcast message received via the tag transceiver from at least one of a plurality of location beacons and using stored context data, use the object rules and the context data to identify a trigger event, determine an action associated with the trigger event and cause the action to be performed.

A system for locating and tracking an object is provided. The system includes a measuring device configured to determine a property of a paving-related material, a locating device configured to determine a location of the measuring device, a tracking system configured to store tracking information associated with the measuring device and one or more properties determined by the measuring device, and a communications system configured to transfer, to a remote device, the location of the measuring device and the tracking information associated with the measuring device.

The system of the preferred embodiments is a young child monitoring device including: at least one microphone designed to be temporarily attached in contact with at least one of the skin and the clothing of a user; a radio transmission circuit wired in electrical communication with the microphone and adapted to transmit a signal from the microphone via radio waves; an electromagnetic induction circuit designed to generate power by induction from radio waves; a temporary attachment including at least one of A) an adhesive patch, B) a clip, C) adhesive tape, D) a patch comprising at least the hooks of a hook and loop fastener and designed to attach at least the microphone to the user; a base station including a radio receiver adapted to receive a signal generated by the radio transmission circuit, wherein the base station is designed to at least one of I) notify a caregiver, II) generate an audio alert, III) generate a visual alert, IV) send an alert to a mobile electronic device associated with a caregiver, V) send an alert to a headset worn by a caregiver and adapted to play audio for the caregiver.

A method for creating dynamic safe zones comprises determining, by a tracking device, the tracking device is outside a domicile, monitoring, by the tracking device, a location of the tracking device, in response to the location satisfying a condition, creating a safe zone for the tracking device, and while the tracking device is within the safe zone, reducing power consumption of the tracking device, wherein the method is performed using one or more computing devices.

A device that is configured to track an asset is disclosed. In one aspect, the device includes a radio module that generates proximity data that indicates a distance between the computing device and the device. The device includes a processor that compares the distance between the computing device and the device to a distance threshold. The processor determines that the distance between the computing device and the device satisfies the distance threshold. The processor arms the device. The device includes a motion sensor that generates motion data. The processor compares the motion data to a motion threshold. The processor determines that the motion data satisfies the motion threshold. The processor activates an alarm state.

Tagged receivers, tracking locator alert systems, and methods of transmitting an alert are disclosed. A tagged receiver receives a command over the network interface hardware, executes the received command, send data indicative of the status of an asset to which the tagged receiver is attached over the network interface hardware, determines an alert event has occurred, and activates an alert in response to determining that the alert event has occurred. The command includes arming the tagged receiver, disarming the tagged receiver, emitting an alert from the tagged receiver, sending data indicative of location, or a combination thereof. The alert event includes the motion sensors sensing a movement of the asset, receiving a command to emit an alert over the network interface hardware, the asset leaving a predetermined geo-fenced area, or a combination thereof.

Disclosed are techniques for calculating a predicted location of a location tracking device. In an aspect, a wireless communications device detects a breach of a geofence made by the location tracking device, receives data representing a state of the location tracking device, the state of the location tracking device comprising at least a current location of the location tracking device and a velocity of the location tracking device, and determines, based on the data representing the state of the location tracking device, the predicted location of the location tracking device.

A system for tracking a location of a movable object can include a tracking device mounted to a collar. The tracking device can be configured to track its location using at least one of a global positioning system signal, a Bluetooth signal, and a Wi-Fi signal. The system can include a middle man charging mechanism. The middle man charging mechanism can be configured to receive electrical energy from a base station charging device. The middle man charging mechanism can be configured to store the received electrical energy. The middle man charging mechanism can be configured to couple to an external charging interface of the tracking device to recharge the battery included in the tracking device while the collar is worn by the movable object. The tracking device can also be configured to transmit information corresponding to the location of the tracking device to an external computing device.

A gas-measuring device includes a control unit, a gas sensor module, a radio receiver unit, a first radio transmitter unit and a second radio transmitter unit. The control unit detects sensor data via the gas sensor module in a first operating state and upon detecting a potential hazardous state, based on the sensor data, changes over into a second operating state. The control unit further detects one or more radio signals, which indicate respective characteristics of respective portable transmitter units, by the radio receiver unit in the second operating state, and determines, on the basis of the radio signals, which of the transmitter units have a sufficiently close proximity in space to the gas-measuring device. The control unit provides the characteristics of the transmitter units, having a sufficiently close proximity in space, via the first radio transmitter unit.

A system and method for activating security mechanisms based at least in part on accelerometer-based dead reckoning wherein accelerometer data, reflecting acceleration in a local coordinate system of a device, is obtained from an accelerometer of a device. Movement of the device is determined based at least in part on the accelerometer data, and, based at least in part on whether the movement of the device exceeds a threshold value, a determination is made whether to change a current security state of the device. If it is determined to change the current security state of the device, the current security state of the device is changed to a new security state.