AVEROES

A ROV for automatic survey

of an underwater environment

Frédéric Maussang Associate Professor Telecom Bretagne

MOQESM’16 – Sea Tech Week, Brest – 12 October 2016

AVEROES: Automated VEhicle for

Remote OperatEd Sentinel

A ROV at Telecom Bretagne

AVEROES: scientific perspectives

A convention with CELADON

Partnership and future investment

13/10/2016 MOQESM’16 – Sea Tech Week, Brest – 12 October 2016 2

ROV : Remotely Operated Vehicle

MOQESM’16 – Sea Tech Week, Brest – 12 October 2016 3

Speed limit: 20km/h

Depth limit: 300 m

Optical fiber tether: control, video, data

Copper: energy length = 450 m

Central unit:

control, video, navigation, interface

Saab Seaeye Falcon

Financial partners

13/10/2016 MOQESM’16 – Sea Tech Week, Brest – 12 October 2016 4

ROV : Remotely Operated Vehicle

ROV = scientific platform to develop and validate

technical process in underwater acoustics

Domains Contactless data exchange: EM and optical underwater transmission

Array processing (T. Chonavel, J.M. Le Cailllec)

Mission control and decision (D. Pastor)

Registration (D. Gueriot, F. Maussang)

Beacon & localization (Canopus) (C. Fontaine, Ch. Laot)

Scene analysis (C. Delacourt, G. Mercier)

Underwater communications (J. Trubuil, C. Laot)

Operational Trial and data analysis (R. Cancouet)

13/10/2016 MOQESM’16 – Sea Tech Week, Brest – 12 October 2016 5

AVEROES: scientific perspectives

600 800 1000 1200 1400 1600

160

180

200

220

240

260

280

300

Fram

e i+

1

Fram

e i

Br

id

ge

ROV = scientific platform to develop and validate

technical process in underwater acoustics

Applications: Harbor (civilian and military) surveillance

Battle prep et rapid assessment

Open fields of windmills

Sea state parks

Projects: Canopus FUI label PMBA

Ipsus: Ph.D. thesis A. Saucan

detection and localization capabilities for harbor surveillance and MIW (TB, WHOI Edgetech Ltd)

13/10/2016 MOQESM’16 – Sea Tech Week, Brest – 12 October 2016 6

AVEROES: scientific perspectives

© Mer et Marine

© Wikipedia © Yann Arthus-Bertrand © Le Télégramme

details

Loss of

details

Edgetech

Bathymetry

Backscatter

Edgetech

55OkHz

swath 0-60m

Calibration and large interferometry

• High resolution bathymetric images

• Error and artifacts reduction

• Bathy associated to the image

AVEROES: scientific perspectives

7 13/10/2016 MOQESM’16 – Sea Tech Week, Brest – 12 October 2016

Traitement du signal et des images

8

High resolution bathymetry

Kongsberg

DTM

Our

DTM

cable + anchor

Signal optimisation

Partners:

Ifremer

Shom

Kongsberg Maritime

MOQESM’16 – Sea Tech Week, Brest – 12 October 2016

Physical parameters of navigation

improve 2D mosaicking

9

Mosaicking Controlled data integration:

• Navigation

• Image

• Bathymetry

AVEROES: scientific perspectives

MOQESM’16 – Sea Tech Week, Brest – 12 October 2016

AVEROES: scientific perspectives

Learning machine (threshold) and autonomous navigation:

• Different sensors

• Different sonar tracks

• RDT Sonar adaptation

• Robust input data

10

3DHQ «Absolute levels» Pseudo-invariant

data

+ =

same?

Taking the optimal decision thanks to

precise data

MOQESM’16 – Sea Tech Week, Brest – 12 October 2016

A convention with Celadon

Convention signed between Telecom Bretagne and Celadon:

• Offers a platform and open perspectives to investigate new strategic

domains

13/10/2016 MOQESM’16 – Sea Tech Week, Brest – 12 October 2016 11

Partnership and future investment

13/10/2016 MOQESM’16 – Sea Tech Week, Brest – 12 October 2016 12

Canopus project, positioning system

Registration and navigation equipment

Future equipment:

Manipulator arm

Electrical crane and rigging

Electronics

Targets

13 MOQESM’16 – Sea Tech Week, Brest – 12 October 2016

YouTube Telecom Bretagne channel:

“Minute du Chercheur”

Quai des Sciences, Brest 2016

Our team: D. Guériot, J.M. Le Caillec,

F. Maussang, C. Sintès, B. Solaiman

…and now, a short video…

frederic.maussang@telecom-bretagne.eu

13/10/2016

Celadon, our partner:

C. Aubry, Y. Auffret, J.Y. Mulot