Ellipse Series

MINIATURE
HIGH PERFORMANCE

Inertial Sensors

Navigation, Motion& Heave Sensing

ELLIPSE SERIES sets up new standard for miniature andcost-effective inertial systems with an extremely rugged design,
cutting-edge sensors, enhanced capabilities, and advanced algorithms.

3rd
GENERATION

0.05°
RMS

IMU
AHRS
MRUINSVG

ITARFreeEllipse Series - High-end Technology in the Smallest Package
Robust L1/L2 RTKwith no extra charge

Best performance andSWaP of its category

New 64bit processor
for maximum performanceOEM version when sizeand cost matters

Easy integration
Get more outof your Ellipse
with Qinertia
Post-processing
software (INS)Ellipse Series is a successful line of industrial-grade inertial sensors
known for their high level of robustness. This 3rd generation embeds a64Bit microprocessor running latest generation algorithms. All the INS/GNSS are now provided with multi-band RTK receiver for centimetricposition and more accurate orientation.

Robust Heading within seconds
Immune to magnetic disturbances
Very short baseline down to 50 cm

Product Line

Ellipse-A

Ellipse-E

Ellipse-N

Ellipse-D

Application

Motion Sensor

INS with your own
GNSS receiver

INS for dynamic
and automotive applications

INS for low dynamics
and robust heading

Heading

Magnetic

Magnetic or GNSS

Magneticor Mono-antenna GNSS

Dual antenna GNSS

Pulse / CAN OBD-II

Pulse / CAN OBD-II

Pulse / CAN OBD-II

Navigation with external
GNSS receiver

L1/L2 GNSS receiver
1 cm RTK GNSS Accuracy

L1/L2 GNSS receiver
1 cm RTK GNSS Accuracy

Heave: 5 cm or 5%
Odometer aiding
Navigation
Post-Processing

Motion & Heave Monitoring

Data Georeferencing

Payload Orientation & PositioningELLIPSE

Features Inherited from High End INS/GNSSOdometer
inputsInternal orExternal
GNSS receiver

IMU

PressureSensor

2-year
Warranty

3 Axis Gyroscopes
3 Axis Accelerometers

CPU3 Axis Magnetometers

Calibration data
1 kHz Coning & Sculling
Extended Kalman Filter

Temperature Sensors

No Export
Restriction

RS-232
RS-422CAN 2.0

Drivers for:

Depending on the model

Best-in-class IMU

Advanced Algorithms

Easy Integration» Industrial grade MEMS, superior» Real-time fusion of inertial with

» Select your motion profile toaiding sensors (GNSS, RTK, DMI,

automatically adjust Kalman

DVL,etc.)

filter and dynamic constraints

vibration rejection» Extensive test and calibrationfrom -40 to 85°C with individual
calibration report» Integrated hard & soft magnetic» Robust position with invalid
GNSS measurements detection

for optimal performance» Automatic lever arm estimation

and RAIM

disturbances calibration tools(Enter rough lever arms, Ellipse
will refine them automatically)

High Accuracy Heave
Ellipse Marine version delivers a 5-cm accurate heave which
automatically adjusts to the wave period.
Ellipse is a cost-effective alternative solution for instrumented
buoys, helideck, or boat motion monitoring applications.

Autonomous Navigation

Orientation

Pointing & Stabilization

All you need to quickly get started

Development Kit
The Development kit comes with your first Ellipse. It contains:» Your Ellipse sensor calibration report» A Quick start guide» All required accessories depending on the chosen model(USB cable, Antenna(s), Development boards)
The SDK contains the sbgcenter which allows visualization,configuration, analysis, and export to Excel, Matlab, Google
Earth formats as well as code examples for easy integration.

Services
As expert of inertial navigation, we are at your side, helping you
to get the most of your sensor:» Free technical support by phone and email» Unlimited firmware updates» Dedicated support platform (Knowledge center,documentation, etc.)» Custom remote initiation or on-site training on demand

Qinertia
Get more with your Ellipse INS using Qinertia (in option):» Detailed analysis after the mission» Replay the sensor data with different configuration» Refine the mechanical installation (GNSS lever arm) to thecentimeter level for improved real time behavior» Reach ultimate sensors performance using Forward/Backward/Merge processing

Dynamics Analysis

Navigation

Autonomous Industrial Vehicles

Specifications
ACCURACY (RMS)

PreliminaryA
0.1°Heading

0.8° Magnetic(2)Velocity-(3)

ORDERING INFORMATION
Pick one of each category

1.2 m Single Point
1 m SBAS
1 cm RTK / PPK(3) + 1 ppm
5 cm or 5% - Valid for Marine version
Up to 15 s - Automatically adjusts to the wave period

Heave accuracy
Heave period(2)E(1) / N / D
0.1° SP
0.05° RTK
0.03° PPK(4)0.2° Dual antenna 2m
0.2° Single antenna with dynamics
0.1° PPK(4)0.03 m/s-Navigation(3)(1)

All parameters apply to full specified temperature range, unless otherwise stated. Fullspecifications can be found in the Ellipse Hardware Manual available upon request.

360° sensing in all axes, no mounting limitation

ModelRoll / Pitch

With Supported GNSS receiver
Under homogenous magnetic field

(3)
(4)

MODEL
A: AHRS
E: Externally Aided INS
N: INS with integrated RTK GNSS
D: INS with dual antenna RTK GNSS

Under good GNSS availability
Optional PPK = Post-processing Kinematic

VERSION

INTERFACES
Euler angles, quaternion, velocity, position, heave, calibrated sensor
data, delta angles & velocity, barometric data, status, GPS data, UTCtime, GNSS raw data (Post-processing), etc.
GNSS, Odometer, RTCM
200 Hz, 1,000 Hz (IMU data)
RS-232, RS-422, USB - up to 921,600 bps
Binary eCom, NMEA, ASCII, TSS
CAN 2.0A/B - up to 1 Mbit/s
Inputs: Events, PPS, DMI (Direction or quadrature)
Outputs: Synchronization (PPS)
Model A/N/D: 2 inputs / 1 output
Model E: 4 inputs / 2 outputs

Available data

Aiding sensors
Output rate
Main Serial Interface
Serial protocols
CAN interface
Pulses

Accelerometers1000 ppm
1500 ppm± 5 mg
57 µg/√Hz14 μg
50 µg/g² RMS< 0.05 °390 HzGain stability
Non-linearity
Bias stability
Random walk Noise density
Bias in-run instability(1)VRE
Alignment error
Bandwidth

Gyroscopes
500 ppm
50 ppm± 0.2 °/s
0.15 °/√hr
7 °/h
1 °/h/g² RMS< 0.05 °133 HzMagnetometers< 0.5 %
< 0.1 % FS
± 1 mGauss
3 mGauss
1.5 mGauss< 0.1 °
22 Hz

Allan Variance, @ 25 °C

MECHANICAL
Model

PACKAGEBOX RS-232 / 422
BOX RS-232 / CAN
OEM TTL

INTERNAL GNSS (N & D MODELS)
Features
Signals

SENSORS(1)

Marine: 8 g – 450°/s
Land Air: 20 g – 450°/s
High Dynamics: 40 g – 1000°/s

PRESSURE SENSOR (models E/N/D)
Resolution
Pressure accuracy

EN

D

Input voltage
Power consumption

BoxSize

46 x 45 x 24 mm

46 x 45 x 24 mm

46 x 45 x 24 mm

46 x 45 x 32 mm

Weight45 g

47 g

49 g

65 g

Specified temperature
Shock limit
Operating vibration

OEMSize29.5 x 25.5 x 11 mm 29.5 x 25.5 x 11 mm

29.5 x 25.5 x 16 mm29.5 x 25.5 x 16 mm

MTBFWeight8g

17 g

17 g(1)8g

1.2 Pa / 10 cm / 0.3 ft± 50 Pa / ± 200 Pa Relative /Absolute

ELECTRICAL & ENVIRONMENTAL

Box version are IP68, resistant to dust and water.
OEM version are PCB mounted for tight integration.
A

Update rate
Cold start / Hot start

SBAS, RTK, RAW
GPS: L1C/A, L2C
GLONASS: L1OF, L2OFGALILEO: E1, E5b,BEIDOU: B1/B25 Hz< 24 s / < 2 s

Without GNSS antenna

5 - 36 V
A/E: < 300 mW
N(1): < 600 mW
D(1): < 900 mW-40 to 85 °C
500 g
8 g RMS (20 Hz to 2 k Hz per
MIL-STD 810G)
218,000 hours

SBG Systems is a leading supplier of inertial motion sensing solutions. The company
provides a wide range of inertial solutions from miniature to high accuracy. Combinedwith cutting-edge calibration techniques and advanced embedded algorithms, SBG Systems products are ideal solutions for industrial & research projects such as unmannedvehicle control, antenna tracking, camera stabilization, and surveying applications.

PRODUCT LINES
Ekinox Series

Ellipse 2 Micro Series

The smallestINDUSTRIAL-GRADE
Inertial Navigation System

TACTICAL GRADE MEMS

ITAR
Free

Inertial
Systems

0.1°
RMS

IMU
AHRS
MRUINS
VGITAR
Free
0.02°
RMS

IMU
AHRS
MRUINSVG

ULTIMATE
ACCURACY MEMS

Inertial Navigation
SystemMotion Sensing & Navigation

Navigation, Motion & Heave Sensing

AEROSPACEGROUNDMARINE

EKINOX SERIES R&D specialists usually compromise between

The ELLIPSE 2 MICRO SERIES brings the highest accuracy in thesmallest and most economic package. Ellipse 2 Micro takes industrialgrade IMU, AHRS, and INS to high volume projects.

Ellipse MicroApogee Marine Series

high accuracy and price. The Ekinox Series has been designed to bringrobust and cost-effective MEMS solutions to the FOG technology’slevel of accuracy. Ekinox Series opens a new world of opportunities.

Ekinox Series

SBG Systems EMEA (Headquarters)
Phone: +33 1 80 88 45 00
E-mail: sales@sbg-systems.com
SBG Systems North America
Phone: +1 (657) 845-1771
E-mail: sales.usa@sbg-systems.com
SBG Systems Singapore
E-mail: sales.asia@sbg-systems.com

www.sbg-systems.com

MK005EN V2.4 – August – All rights reserved ©
2023 SBG SystemsNavigation, Motion& Heave Sensing

APOGEE SERIES makes high accuracy affordable forall surveying companies. On the fields of hydrography,
mobile mapping, or remote sensing, the Apogee joins
robustness, simplicity to high performance.

Apogee Series

ITAR
Free
0.005°RMSINSMRU
AHRS