Subsea communication

Details Subsea communication Subsea communication

H - Electricity

04

B

H04B 13/02 (2006.01) H01Q 1/04 (2006.01) E21B 47/12 (2006.01)

Patent

CA 2431704

Methods of subsea communication in which a cathodic protection anode (13) is used as a transmitting antenna. The signals are received at a second location by means of two electrodes (22, 23, 32, 33) which are spaced by different distances from the transmitting antenna.

L'invention concerne des procédés de communication sous-marine, selon lesquels une anode de protection cathodique (13) est utilisée comme antenne d'émission. Les signaux sont reçus à un second emplacement au moyen de deux électrodes (22, 23, 32, 33) espacées de l'antenne d'émission par des distances différentes.

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