Patent ID: 8625393

Claim:
A portable diving system, which comprises: a) a water proof casing which is openable to contain a not water proof smart phone in its entirety, said smart phone being designed for a normal operation outside water, said water proof casing including at least a portion of a wall which is transparent to enable view from outside of the casing of a display which is an integral part of said smart phone, said water proof casing further comprises an external key pad on its external surface which is separated from the keyboard which is an integral part of said smart phone; b) said smart phone within said water proof casing which comprises a software diving module; c) a pressure sensor which is mounted at least partially outside said water proof casing; d) an adaptor within said water proof casing which is external of a casing of said smart phone for receiving key pad entries from said external key pad, and pressure indications from said pressure sensor, and for converting said key pad entries and said pressure indications to key pad data and pressure data respectively in a communication protocol, and transferring said pressure data in said communication protocol into said smart phone, wherein at least said pressure indications are processed by said software diving module of said smart phone and displayed as diver information on said integral display of said smart phone.