Elimination of cabling to make a subsea camera wireless, increases reliability, flexibility and deployment possibilities across a wide range of industries. From offshore troubleshooting to monitoring of subsea installations, Viewtooth wireless technology reduces vessel retrieval costs by allowing extended deployment of subsea equipment and significantly reduces the cost and risk of ROV operations.

1. Viewtooth ®
Subsea Wireless Video Camera

2. WFS Background
WFS Technologies
 Founded 2003
 Privately held
 UK & USA
Wireless Solutions in Subsea for;
 Communications
 Control
 Video and Voice streaming
 Navigation
 Power transfer
Field proven product
 Projects in N Sea, GoM & SE Asia

3. WFS Global network

4. Subsea Wireless Technologies
Subsea Wireless Technologies
WFS is a member of the Subsea Wireless Group, an oil and gas industry body
established to support the application of subsea wireless technologies.
• Promotion of open standards to enable interoperability
• Technologies: Radio, Acoustic, Free Space Optics
• Promoting development and deployment of hybrid systems
• SWiG radio standard due June 2013 based on SIIS (Subsea Instrumentation Interface Standard) and 802.15.4
(WirelessHART; ISA100)
www.subseawirelessgroup.com

5. Subsea Wireless Technologies
Bandwidth Range Power Consumption Latency Directionality Interoperability
Acoustic LOW MED/LONG LOW/MED HIGH UP TO 180° NONE
Hybrid Acoustic/RF LOW/HIGH SHORT/MED/LONG LOW/MED LOW NONE
RF HIGH SHORT/MED LOW/MED LOW OMNI SWIG COMPLIANT
DIRECTIONAL
(360°)
Hybrid RF/FSO HIGH SHORT/MED LOW/MED LOW NONE
FSO HIGH SHORT/MED LOW/MED LOW UP TO 180° NONE
Tolerance RF/Acoustic RF/Optical Acoustic/Optical
Biofouling Y Y N
EM/ROV noise Y N Y
Acoustic noise Y Y Y
Turbidity Y Y N
Gas bubbles Y Y N
Seabed penetration Y Y N
Multipath Y Y N
Long and short range Y N Y
High and low bitrate Y Y Y
Omni-directional Y Y N

6. WFS Technology
• Viewtooth® relies on the
capabilities of seatooth®
• Transmits data through-water at
medium range and enables highly
accurate navigation and location.
• Communicates reliably where
traditional underwater comms can
suffer poor performance:
• acoustic noise
• presence of contaminants
• shallow water
• congested or turbid waters

7. WFS Product Range
Seatooth S100: Seatooth S200:
Compact, low power Longer range, low bandwidth
• Wireless: Modem, Datalogger, • Wireless Modem, Wireless Location
Controller and Positioning
• Bandwidth: 2.4kbps • Bandwidth: 10bps – 8kbps
• Seawater Range: 1.5-3m • Seawater Range: 10–40m,
• Antenna: Internal (External option) (up to 500m through air)
• Datalogger: 8MB of non-volatile • Antenna: External 0.5–2m
memory

8. WFS Product Range
Seatooth S300: Viewtooth:
Broadband, short range Streaming Video
• Wireless Controller, Datalogger, • Subsea Wireless Camera
Modem, Video streaming • Bandwidth: 75kbps & 156 kbps
• Bandwidth: 25 kbps– 156kbps • Seawater Range: 4 – 7m
• Seawater Range: 4 – 8m • Antenna: Internal (External option)
• Antenna: External 0.5–1m (Internal • Fixed, Pan-Tilt-Zoom options
option) • 350m or 4000m depth-rated
 High speed Wireless data recovery
 Hot stab and “right-first-time”
 High performance Wireless connector intervention operations
 Wireless networking in subsea machines  Subsea construction projects
 Support for replacement of ROV tools
at depth

9. Subsea Wireless - Applications in O&G
– Safety
• High-reliability connectors for LMRP/BOP
 Wireless data + power to avoid wet mating
• Store and retrieve data locally
Wireless Black Box Recorder
• Avoid ROV umbilical snag
Wireless Video Camera replaces 2nd ROV
– Improved efficiency
Wireless Cathodic Protection Monitoring
• Faster Data Recovery
 Wireless data logger
• Faster hot stabs
Wireless Video Camera
• Control of subsea rotating machines
 Wireless slip ring (data + power)
• Reflash software, trouble-shooting
 Wireless sensors & SCMs
– Integrity Management
• Retrofit integrity management sensors
 Wireless Pipeline and Riser sensors Wireless Slip Ring for Decommissioning Operations

10. Subsea Wireless – Applications
• Consumer
– Water sports equipment
control
– Swimming pools control
– Swimmer training information
– Diver wireless networks
– Diver communications and
location
Wireless Control for Motorised Surf Boards

11. Viewtooth®
Subsea Wireless Camera
Viewtooth®: • Benefit of wireless camera:
– Robust
The world’s first subsea camera using
– Flexible
wireless technology to stream moving images
– Less susceptible to snagging
underwater or cable damage
• Compact & Portable – Rapidly deployed for fixed or
• Easy to set up and operate ROV mounted monitoring of
• Depth rated to 12000 ft. subsea installations
• Up to 20 ft range
• Camera/receiver deployed by or mounted on ROV
or other asset. Streams live video back, wirelessly, to
another data collection point
• The latest generation offers extended
communication range, and full ocean depth
deployment capability.
• Supports Offshore, Survey, Decommissioning,
Research, Diving, Security industries

12. Viewtooth®
Subsea Wireless Camera
• Standard system
– Camera: Fixed
Fixed Viewtooth®
PTZ (Pan/Tilt/Zoom)
– Depth rating: 350m (Delrin)
4,000 (Nitronic steel or Kevlar/Fibre Glass)
– Antenna: External 0.75m
– Lighting: Internal LED ring on Fixed camera
– Battery: Internal, 8hr life, rechargeable
• Options
– Depth rating: 100m; 8,000m
– Antenna: Internal (reduced range)
Pan-Tilt-Zoom Viewtooth®
– Power Management: Internal wireless controller – 1mA standby
– Lighting: External spotlights
– Clamps Mechanical, magnetic,
– Battery pack: Internal, 24hr life, rechargeable
External option
– Skid Integrated lighting, battery, deployment
system

13. Viewtooth®
Subsea Wireless Camera
viewtooth® video:
H.264 format , file output .asf format
Fixed Viewtooth®
10 frames-per-second
Using 78kbps:- Resolution = CIF (352x288)
Using 156kbps:- Resolution = 2CIF (704x288)
Data Interfaces : Standard: Ethernet, Optional: RS485
Data Rate 78 or156 kbps
Power Supply Standard: Internal 24V
Pan-Tilt-Zoom Viewtooth®
Optional: External 24V
Optional: 24V output for external lights

14. Viewtooth® Applications
Subsea Wireless Camera
IRM (Inspection, Repair, Maintenance)
• 2nd perspective during hot stabs:
– avoids need for 2nd ROV
• ROV stands off at safe distance
– e.g. strong currents Master antenna
• ROV pilot training
• Record of activities around an asset
 improved safety Junction box
 reduced time to repair
Viewtooth® Trials on Schilling UDH ROV
 reduced damage to assets
 smaller deployment vessels
Environmental monitoring
• Monitor for leaks post-commissioning
• Monitor sea chests and seawater intakes

15. Viewtooth® Applications
Subsea Wireless Camera
Diver Safety
– Effective remote monitoring of an area deemed “unsafe for
human divers”
– Additional perspective for dive supervisor in critical situations
(Safety increased with better view, but minimum team deployed)
– Deployed and operational in a short time in case of an incident
Subsea Construction Support
– Cost effective 360° view for subsea construction projects, e.g.
assisting in the landing of manifolds or BOPs
– Temporary installations as required
– Wireless network of Viewtooth® systems
• WiFi Zone’ around construction sites
» Site monitoring
» Sensor and controller communications

16. Viewtooth®
Subsea Wireless Video Camera
For more information, please visit www.wfs-tech.com