Telematics Using Personal Mobile Devices (Patent No.: US 8,457,880)
Patents by Cambridge Mobile Telematics
Cambridge Mobile Telematics provides vehicle trajectories and mileage inferences from smartphone location data in a battery-efficient manner. This is done through the method of map matching – processing inaccurate, noisy, and error-prone from position sensors in the smartphone into accurate trajectories of how vehicles or users move in the physical world.