Abstract: A subsea communication adapter for providing communication between a first subsea unit including a communication interface operating according to a first communication method and a second subsea unit including a communication interface operating according to a second communication method is provided. The subsea communication adapter includes a first communication interface operating according to the first communication method and a second communication interface operating according to the second communication method. A conversion unit is configured to convert between the first communication method and the second communication method. The conversion includes at least a conversion between a first communication protocol of the first communication method and a second communication protocol of the second communication method.

Abstract: A subsea communication adapter for providing communication between a first subsea unit including a communication interface operating according to a first communication method and a second subsea unit including a communication interface operating according to a second communication method is provided. The subsea communication adapter includes a first communication interface operating according to the first communication method and a second communication interface operating according to the second communication method. A conversion unit is configured to convert between the first communication method and the second communication method. The conversion includes at least a conversion between a first communication protocol of the first communication method and a second communication protocol of the second communication method.

Abstract: A subsea communication device is configured for data communication with a topside device over a first communication link. The subsea communication device includes a plurality of second interface units for data communication with plural subsea units over second communication links which are point-to-point communication links. A processing circuit of the subsea communication device is provided for signal and data conversion.

Abstract: A canister is disclosed for housing an electronic component. The canister includes a wall section with an inner wall surface directed to an inner volume of the canister. The inner wall surface includes a guiding structure with at least one guiding channel for guiding a medium inside the inner volume along the inner wall surface.

Abstract: A converter for converting an input current to an output voltage may include: a first region; a second region galvanically separated from the first region; an input reference node in the first region, wherein the converter allows a flow of the input current through a device to the input reference node; a circuitry for generating, based on the input current, the output voltage relative to an output reference electric potential, the circuitry including a voltage transfer component for transferring the output voltage from the first region to the second region, wherein the voltage transfer component comprises a first circuit in the first region and a second circuit in the second region, wherein the first circuit is driven by a first electric supply voltage relative to a first supply reference potential; and an output terminal, located in the second region and connected to the second circuit, for outputting the output voltage.

Abstract: A displacement sensor for sensing the displacement of a movable component is provided. The displacement sensor includes a displacement transmission mechanism configured to reduce a large displacement provided at its input into a smaller displacement at its output. The displacement sensor further includes a fiber optic displacement sensor, wherein the output of the displacement transmission mechanism is coupled to the fiber optic displacement sensor.

Abstract: A subsea control system may include a computer unit including a printed circuit board that contains a central processing unit, and a socket for holding at least one memory card, whereby the computer unit has a screw hole, a wedged plate is fixed above at least a part of the socket by a screw which is screwed into the screw hole for fixing the at least one memory card placed in the socket.

Abstract: An electrical subsea node for communicating data between at least one sensor at a sea bottom and a topside unit above the sea surface may include: a water tight container; a first electronic module extending in a first area of a first area size in a plane of a maximal spatial extent of the first electronic module; and at least one second electronic module extending in a second area of a second area size in a plane of a maximal spatial extent of the second electronic module, wherein the first and second electronic modules are coupled for data communication and arranged inside the container to form a module arrangement extending in an arrangement area of an arrangement area size in a plane of a maximal spatial extent of the module arrangement, wherein the arrangement area size is smaller than a sum of the first and second area sizes.

Abstract: A displacement sensor for sensing the displacement of a movable component is provided. The displacement sensor includes a displacement transmission mechanism configured to reduce a large displacement provided at its input into a smaller displacement at its output. The displacement sensor further includes a fiber optic displacement sensor, wherein the output of the displacement transmission mechanism is coupled to the fiber optic displacement sensor.

Abstract: An electrical subsea node for communicating data between at least one sensor at a sea bottom and a topside unit above the sea surface may include: a water tight container; a first electronic module extending in a first area of a first area size in a plane of a maximal spatial extent of the first electronic module; and at least one second electronic module extending in a second area of a second area size in a plane of a maximal spatial extent of the second electronic module, wherein the first and second electronic modules are coupled for data communication and arranged inside the container to form a module arrangement extending in an arrangement area of an arrangement area size in a plane of a maximal spatial extent of the module arrangement, wherein the arrangement area size is smaller than a sum of the first and second area sizes.

Abstract: A converter for converting an input current to an output voltage may include: a first region; a second region galvanically separated from the first region; an input reference node in the first region, wherein the converter allows a flow of the input current through a device to the input reference node; a circuitry for generating, based on the input current, the output voltage relative to an output reference electric potential, the circuitry including a voltage transfer component for transferring the output voltage from the first region to the second region, wherein the voltage transfer component comprises a first circuit in the first region and a second circuit in the second region, wherein the first circuit is driven by a first electric supply voltage relative to a first supply reference potential; and an output terminal, located in the second region and connected to the second circuit, for outputting the output voltage.

Abstract: A subsea control system may include a computer unit including a printed circuit board that contains a central processing unit, and a socket for holding at least one memory card, whereby the computer unit has a screw hole, a wedged plate is fixed above at least a part of the socket by a screw which is screwed into the screw hole for fixing the at least one memory card placed in the socket.