Q-DVL | Sonar Array

Name: QYSEA Q-DVL
Brand: QYSEA

Beyond Integration, Deep Fusion Enabled

Q-DVL is a fully self-developed sonar sensor module by QYSEA Technology, designed based on the principles of the Doppler Shift effect. Seamlessly integrated with FIFISH ROVs and proprietary AI algorithms, it transcends the limitations of traditional sonar technology and design. By achieving deep integration of hardware and software, Q-DVL redefines the boundaries of DVL applications, delivering diverse solutions to tackle key marine industry inspections and operations.

Deep Fusion of Hardware & Software
Beyond Traditional Boundaries

Powered by advanced deep learning neural networks, QYSEA Technology integrates its proprietary Q-DVL with data from the ROV’s accelerometer, depth sensor, magnetometer, and gyroscope. This synergy equips FIFISH ROVs with key capabilities including U-INS (Underwater Inertial Navigation System), Station Lock Hovering, smart collision avoidance, real-time distance and altitude lock. By pushing beyond the limits of traditional underwater operations, FIFISH redefines what’s possible across a range of subsea applications.

Innovative Fluid Design

World's First Inline Q-DVL with Compact Dimension

Vertical U-INS (Underwater Inertial Navigation System)

Expand your inspection capabilities & precision

Forward Station Lock Hovering

10cm Macro Focus Distance

Forward Collision Avoidance

Reduce risks of close-up inspections

Distance Lock & Track

Enable Reliable & Steady Inspections

Self-Developed Sensors

Q-DVL Adaptable Across Various Models

U-INS & Mission Planning

Achieve Efficient Automated Inspections

Bathymetric Mapping

Enable 2D & 3D Map Outputs

Station Lock Hovering

0.1m-100m Height Range

Smart Collision Avoidance

Enhance Safety & Responsiveness

Altitude Lock & Track

Empower More Precise Operations

Why QYSEA Innovates the Q-DVL?

Self Developed,
Enhanced Reliability.

Entirely designed and produced by QYSEA, the system seamlessly integrates with FIFISH ROVs, enhancing overall performance, stability, and reliability.

Deep Fusion,
Expansive Applications

Leveraging deep neural learning networks, Q-DVL and other sensor data are seamlessly integrated with AI algorithms. This advanced fusion delivers a diverse range of functional capabilities.

High Performance,
Upgraded Operation.

Through extensive testing in both laboratory and real-world operational environments, the Q-DVL demonstrates exceptional precision in hovering accuracy.

Extensive Versatility,
Greater Comprehensiveness

QYSEA offers a diverse Q-DVL matrix, designed to be compatible with various FIFISH ROV models. This adaptability aims to address a broader range of challenges.

Extensive Applications & Functions

Multi-Dimensional U-INS
(Underwater Inertial Navigation System)

Precise Station Lock Hovering

360° omnidirectional station lock hovering without dead angles

Smart Collision Avoidance

Ensuring safety in complex operating environments.

Real-Time Distance & Altitude Lock

Effortlessly meet the demands of precision tasks

U-INS

Multi-Dimensional U-INS
(Underwater Inertial
Navigation System)

Pioneering A New Era Of Precise Inspections

QYSEA's Underwater Inertial Navigation System (U-INS) is a ground-breaking omnidirectional navigation solution independently developed by QYSEA, combining advanced hardware and software integration. When paired with the Forward Inline Q-DVL for navigation, the Downward Q-DVL delivers robust current resistance and tracking capabilities.

Subsea Mission Planning

Customizable
Points-Of-Interest (POI)

Intelligent One-Key
Return Home

Multi-Dimensional U-INS

By integrating the Forward Inline Q-DVL, the ROV achieves groundbreaking capabilities for navigation and positioning across polygonal vertical surfaces, inner and outer curved surfaces, and irregular vertical structures. It also supports multi-axis, multi-angle navigation and route planning, delivering unmatched adaptability and precision.

Precise Station Lock Hovering

360° Omnidirectional Station Lock Hovering Without Dead Angles

Utilizing advanced manufacturing processes, the Q-DVL achieves high-precision, long-duration underwater hovering, offering a maximum detection range of 100 meters and centimeter-level hovering accuracy. Additionally, its 360° omnidirectional adaptive current resistance ensures full-range underwater stability, free of blind spots, for reliable and precise operations in any environment.

Smart Collision Avoidance

Ensuring Safety in Complex Operating Environments.

The Forward Inline Q-DVL and Downward Q-DVL are equipped with intelligent collision avoidance capabilities. Utilizing distance data from both directions, combined with AI algorithms, the system accurately identifies collision risks, significantly enhancing the safety and reliability of ROV operations in challenging underwater environments.

Real-time Distance & Altitude Lock

Effortlessly Meet the Demands of Precise Tasks

Equipped with QYSEA’s Forward Inline Q-DVL and Downward Q-DVL, combined with AI algorithm assistance, the ROV achieves simultaneous distance and altitude locking capabilities. This significantly enhances task execution and inspection efficiency across diverse marine operational scenarios.

QYSEA Sonar Array

FIFISH & Q-DVL Integration Showcase

Forward Inline Q-DVL with Laser Scaler

Q-DVL Plus

Q-DVL Max

Forward Inline Q-DVL

Q-Cam D/L

Tri-directional Inline Q-DVL

Manage Consent Preferences

Q-DVL | Sonar Array