US 11,750,244 B2
Powerline interface communication
Steven Critchard, Bristol (GB); and Julian Davis, Bristol (GB)
Assigned to Baker Hughes Energy Technology UK Limited, Bristol (GB)
Appl. No. 16/975,165
Filed by Baker Hughes Energy Technology UK Limited, Bristol (GB)
PCT Filed Feb. 27, 2019, PCT No. PCT/EP2019/025056
§ 371(c)(1), (2) Date Aug. 24, 2020,
PCT Pub. No. WO2019/166132, PCT Pub. Date Sep. 6, 2019.
Claims priority of application No. 1803166 (GB), filed on Feb. 27, 2018; and application No. 1902424 (GB), filed on Feb. 22, 2019.
Prior Publication US 2021/0119669 A1, Apr. 22, 2021
Int. Cl. H04B 3/54 (2006.01); E21B 21/10 (2006.01); E21B 47/12 (2012.01); H04B 13/02 (2006.01)
CPC H04B 3/542 (2013.01) [E21B 21/10 (2013.01); E21B 47/12 (2013.01); H04B 13/02 (2013.01); H04B 2203/5475 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A subsea system, comprising:
a valve actuator module comprising
a housing;
a wet mating connector comprising a connection member on an outer surface of the housing and connectable to a power cable that receives a power signal, wherein the wet mating connector comprises a single pin or single socket;
a modem unit within the housing and communicatively coupled to the wet mating connector and configured to receive the power signal, wherein the valve actuator module is configured to operate responsive to an output provided by the modem unit, the modem unit further comprising
a diplexer member configured to separate the received power signal into a power output and a communications output; and
a motor drive within the housing for actuating at least one auxiliary equipment, wherein the motor drive is responsive to the power output and the communications output provided by the modem unit.