Exact positioning through calibrated GNSS and INS

High precision measurements through the only independent calibration laboratory in Europe

Precise positioning is critical in industries such as automotive, aviation, transportation and robotics. Calibrated devices with GPS/GNSS receivers or INS (IMU+GNSS) enable autonomous driving, safe navigation, transport monitoring or accurate robotics applications. They minimize risks, optimize resources and improve efficiency in these key areas.

Calibration of these devices for the measurand velocity is necessary to ensure accurate and reliable data. SPEKTRA - the only manufacturer-independent calibration laboratory in Europe - offers its customers an uncomplicated and fast turnaround.

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Velocity using a
GNSS receiver

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  • DAkkS-accredited calibration

Acceleration
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  • DAkkS-accredited service

Rotational velocity
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  • DAkkS-accredited service

Magnetic field

  • Calibration of magnetic field sensors on request

Services and benefits

As Europe's only manufacturer-independent calibration laboratory for GNSS and INS instruments, we offer fast, reliable and highly accurate calibration with a quality level that is hard to match. Our laboratory is accredited according to DIN EN ISO/IEC 17025 and performs factory calibrations as well as DAkkS-accredited calibrations. With our dynamic calibration, especially of IMUs, we set standards in the industry.

Short distances mean less downtime for your equipment. Moreover, our average turnaround time of less than 10 business days allows you to quickly return to your operational processes. Rely on our services and benefit from the precision, efficiency and expertise that set our lab apart.

Enjoy the benefits!

Difference between GNSS and INS explained

GNSS, or Global Navigation Satellite System, is a group of satellite systems used for precise positioning and navigation. The best-known GNSS is the U.S.-operated Global Positioning System (GPS), but there are other systems such as the European Galileo, the Russian GLONASS, and the Chinese Beidou.

This technology is widely used in navigation systems for vehicles, aircraft, ships and mobile devices, as well as in areas such as surveying, agriculture and emergency services, where precise positioning is critical.

Unlike GPS or other external reference systems, an INS operates autonomously, without external signals. It uses accelerometers and gyroscopes to measure object motion, even indoors.

Starting with a known initial position and orientation, the INS continuously calculates the current position and orientation data. This enables precise motion tracking in various applications, even in environments without GPS reception. However, because it is more susceptible to measurement error accumulation, it is often combined with other navigation technologies such as GPS.

More efficient and cheaper

We cooperate with the company DTC - Navigation Solutions as a service partner to simplify and accelerate the calibration service for OxTS inertial navigation systems (INS) of the product series RT1000 and RT3000 in Germany.

SPEKTRA is a manufacturer-independent specialist for DAkkS-accredited calibration. Customers receive a calibration certificate, enjoy lower shipping costs and a faster return of the devices.

If your instrument is out of specification after the DAkkS-accredited calibration, DTC will cover the adjustment costs at OxTS, excl. shipping and customs costs.

 

 

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FAQ

User questions about OxTS devices (RT1000 and RT3000)

What are "clipping effects"?

The term "clipping effect" is used when the measurement signal is clipped, i.e. data is lost due to measurement range limitation.

What happens if calibration cannot be performed? Can an adjustment be made?

Adjustment is only necessary if the measurement deviation is too large or the manufacturer's specifications are not met. However, OXTS devices have a relatively low risk of failure rates (less than 10%) if the devices are calibrated regularly (every 24 months).

In principle, however, calibration is only possible at the manufacturer's premises in the UK, which can sometimes take several weeks due to customs formalities. With our cooperation partner DTC, you as the customer only pay the transportation and customs costs - DTC covers the costs for adjustment. In addition, the downtime is reduced from 4-6 weeks to approx. 2 weeks.

What are the advantages of the GPS simulation method?

The high-precision reference standard guarantees a frequency-stable and accurate signal without the interference factors present in nature (effects such as ionospheric interference, reflections ...).

How can the entire system be calibrated if only the individual elements are calibrated?

We calibrate the sensors (acceleration and angular rate sensors), i.e. the parts that are exposed to change over time. Software and hardware hardly change and therefore have little influence).

Note: We have provided further FAQs for the topics Calibration at SPEKTRA and SPEKTRA seminars for you.

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"We are your partner in all service issues.
We are happy to advise you by e-mail or personally on the phone."

SPEKTRA Sales Team

+49 351 400 24 0

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