FAQ Archive
GPSController FAQs - Page 204
Browse older support questions without loading full answer pages into the archive.
FAQ
What compliance risks does LORAN's signal drift create for fleet operations?
LORAN's positional drift (tens to hundreds of meters) can invalidate electronic logging device (ELD) records during audits, cause inaccurate geofenced site entries/exits leading to wrong billing, and trigger false unauth...
Read full answer ->FAQ
What are the real-time tracking implications of using LORAN for fleet management?
LORAN introduces significant signal lag due to radio wave travel time, causing vehicle locations to appear 450-800 meters behind their actual position. This creates inconsistent reporting across fleets, makes synchronize...
Read full answer ->FAQ
Will existing GPS trackers work with LORAN signals?
No, standard GPS trackers cannot work with LORAN signals because they lack the appropriate antenna and decoder for LORAN's low-frequency radio waves. You would need dual-system receivers or separate LORAN-only devices, w...
Read full answer ->FAQ
How accurate is Iran's LORAN system compared to GPS for fleet tracking?
Iran's LORAN system provides accuracy around 100-500 meters, while standard GPS offers 5-10 meter accuracy. This makes LORAN suitable for regional location awareness but problematic for precise asset tracking, lane-level...
Read full answer ->FAQ
If I have BeiDou NMA devices, is my fleet data completely secure?
No, signal authentication is just the first layer of security. Complete data integrity requires secure device hardware, encrypted data transmission, and proper validation within your fleet management software. You need a...
Read full answer ->FAQ
Do all BeiDou-enabled tracking devices support NMA security features?
No, not all BeiDou devices support NMA. The device must have a compatible BeiDou receiver chipset and firmware that can process the authentication messages. Older or cheaper devices may ignore the NMA data, providing no...
Read full answer ->FAQ
How does spoofing affect my fleet's compliance logs and reporting?
Spoofing can create fraudulent entries in compliance logs by making moving vehicles appear stationary (affecting hours-of-service records) or generating false geofence arrivals/departures. This corrupts ELD mandate data...
Read full answer ->FAQ
Is BeiDou NMA a complete anti-spoofing solution for my fleet?
No, BeiDou NMA is not a complete solution. It only authenticates the navigation message from satellites but doesn't secure the carrier wave or ranging codes. Sophisticated spoofers can still execute carry-off attacks, an...
Read full answer ->FAQ
What does BeiDou Navigation Message Authentication (NMA) actually do for my fleet tracking?
BeiDou NMA adds a cryptographic signature to satellite signals that your tracking devices can verify. This prevents spoofing attacks where false location data could misdirect your fleet by ensuring that only authenticate...
Read full answer ->FAQ
What tracking solutions work when GPS is being spoofed in contested environments?
Effective solutions require a multi-layered approach that integrates independent positioning systems. This includes inertial navigation backups, eLoran systems, celestial navigation, or terrestrial RF ranging to cross-ve...
Read full answer ->FAQ
What are the operational risks when AIS goes dark due to GPS spoofing?
AIS blackout creates immediate navigation hazards by disabling collision avoidance systems. It causes compliance gaps for mandatory reporting zones, creates false traffic pictures that mask real vessel clusters, and gene...
Read full answer ->FAQ
How can I detect if my vessel's AIS is being spoofed?
Look for impossible data patterns such as sudden position jumps, speeds exceeding vessel capability, or locations appearing inland. Correlate AIS data with other sensor feeds like radar or visual fixes. A consistent smal...
Read full answer ->