Patent ID: 11947004
Assignee: R3VOX LTD
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. Multifan equipment for survey operations such as bathymetry, water column monitoring, forward look sonar, Doppler velocimetry, Doppler current profiling, and motion stabilization, the multifan equipment comprising:
a transmitter and a receiver of a multibeam echo sounder;
the transmitter for constructing a message that includes N>=3 coded message components to excite projectors in a single projector array;
each message component resulting in a particular projector array beam that ensonifies reflectors in a respective fan; and,
following transmission of a message, the receiver for receiving ensonified reflector returns via hydrophones arranged in a single hydrophone array;
wherein multiple hydrophone beams formed by the hydrophone array intersect the fans and fans are distinguished from each other using N filters.