GlobalTop Vehicular Dead Reckoning System module –Gnd-r5 combining high performance positioning module –Gmms-u2p facilitates dense urban navigation and constant positioning even in the lengthy tunnels and underground car parks making it suitable for vehicle locator. The system blends GPS NMEA input data with that of the sensors’. The resulting output to your system is NMEA format and thus there is no need for any special software expertise. Please contact GlobalTop sales representative for more information.
*Evaluation Kit is available

Application

Automatic Vehicle Locator (AVL) ‧ In-Dash Navigator

Highlights

• 1Hz GPS+DR blended NMEA output rate
• Coverage even in tunnels & Speed & Direction input via I/O pin
• Built-in Gyro sensor
• Automatic sensor calibration
• 4 Programmable Baud rates
• GPS -MediaTek Chipset
• L1 Frequency, C/A Code, 66 channels
• Ultra-high Sensitivity, -165 dBm, TCXO Design
• Position Accuracy: <3.0M 50% CEP
• Multi-tone active interference canceller (MTAIC)
• Multi-path Compensation | E-GSM-900 band rejection
• 32kHz clock output (optional)
• Blended: NMEA 0183 (GGA, GSA, GSV, RMC) &Gtop;’s GTPDR @ 1Hz
• E911, RoHS, REACH Compliance

Gnd-r5 Interfaces

• Programmable Baud rates via pin configurations
  (9600bps(default) /19200bps/38400bps/115200bps)
• Serial Data Output (DR NMEA Output)
• Serial Data Input (NMEA Input)
• System Reset Input pin
• Odometer Input
• Direction Input
• DR Indicator

General System Specification (Gnd-r5 + Gmm-u2p)

Physical