Stand alone driver's log book for recording, expanding and calculating route data, has a computer system for recording of useful data for subsequent computer-based analysis

摘要

Stand-alone driver's log book for recording, expanding and calculating route data, such as data, time, start location, destination, purpose, mileage, journey duration and length, whereby microphone and loudspeaker, are connected to a small computer with digital input and output interfaces as well as instrumentation for recording physical properties and an optional real-time clock with a non-volatile memory and independent power supply.