Patent ID: 9657563
Date: 2017-05-23
CPC Classifications: E21B

Claim:
1. A system for communicating between a downhole tool and a surface location, comprising: a downhole tool disposed on a tubing string within a subsea riser, wherein the downhole tool includes at least one device that actuates between first and second positions, wherein one of the at least one device comprises a latch that couples the downhole tool to the tubing string; an internal transducer coupled to the downhole tool and adapted to transmit wirelessly a signal indicative of the position of the device, the internal transducer being located within the subsea riser; an external transducer positioned on an exterior of the subsea riser, wherein the external transducer receives the signal wirelessly from the internal transducer through the subsea riser; and a transponder positioned on an exterior of the subsea riser and coupled to the external transducer, wherein the transponder is adapted to transmit a signal to a surface location indicative of the position of the at least one device.