Patent ID: 7416028

Claim:
A telemetry system for bi-directional communication of data between a well point and a surface terminal unit, configured to be used inside drilling or production strings, comprising: data transmission and optional reception devices; an active vehicle, configured to be equipped with plural automation levels, ranging from purely tele-operated to completely autonomous, for unwinding and pulling a connection line from the vehicle, configured to move inside the drilling or production string, or a passive vehicle, moved by a deploying cable and a winding/unwinding device, the passive vehicle including a winch configured to unwind or pull the connection line from the vehicle, means for supplying electric energy to the vehicle, electronic control and communication devices, and anchoring devices configured to guarantee safe stoppage inside the pipe, wherein the vehicle is connected, by the deploying cable and a hooking/unhooking device, to the winding/unwinding device, and is configured to be situated inside a garage or outside the string; and a connection line, containing electric conductors and/or one or more optical fibers, of the transmission and optional reception devices between the well point and its corresponding point situated inside the vehicle or on the surface.