Novatel Wireless GPS Port Windows Driver refers to a software driver that allows a Windows operating system to communicate with a GPS device made by Novatel Wireless (or a GPS module utilizing their technology). This type of driver is typically used for connecting GPS devices to a PC, enabling applications to access GPS data such as location, speed, and time, from the device. The Novatel GPS driver essentially creates a virtual COM port, allowing programs to communicate with the GPS device through standard serial communication.