PROXIMITY MONITORING

A method of monitoring the proximity of two or more monitoring devices. The method includes defining a series of subspaces within the space containing the devices and determining the subspace containing the location of each device. The method also includes subscribing each device to one or more…

ENHANCED AUTOMOTIVE PASSIVE ENTRY

Methods and devices are provided for allowing a mobile device (e.g., a key fob or a consumer electronic device, such as a mobile phone, watch, or other wearable device) to interact with a vehicle such that a location of the mobile device can be determined by the vehicle, thereby enabling certain…

VEHICLE-MOUNTED RANGING SYSTEM

Disclosed is a vehicle-mounted ranging system having a communication transceiver configured to wirelessly communicate with at least one external communication transceiver and a plurality of ultra-wideband (UWB) transceivers configured to transmit and receive ranging pulses to and from at least one…

VEHICLE-MOUNTED RANGING SYSTEM

Disclosed is a vehicle-mounted ranging system having a communication transceiver configured to wirelessly communicate with at least one external communication transceiver and a plurality of ultra-wideband (UWB) transceivers configured to transmit and receive ranging pulses to and from at least one…

ENHANCED AUTOMOTIVE PASSIVE ENTRY

Methods and devices are provided for allowing a mobile device (e.g., a key fob or a consumer electronic device, such as a mobile phone, watch, or other wearable device) to interact with a vehicle such that a location of the mobile device can be determined by the vehicle, thereby enabling certain…

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