Product overview
Unicore developed UMD960 around its UCD9810 chip, which integrates radio-frequency, baseband and high-precision algorithm capabilities for BeiDou positioning.
The module targets high-precision navigation and positioning applications including drones, deformation monitoring, robotics and precision agriculture.
Specifications
| Specification | Value & conditions |
|---|---|
| Positioning architecture | BeiDou-only multifrequency RTKUMD960 module |
| Model and positioning system | UMD960; BeiDou-only multi-frequency RTKPositioning module |
| Assembly | SMT pads with automated pick-and-place and reflow soldering supportModule integration |
| I2C availability | Reserved; not currently supportedThe listed I2C interface is unavailable for current use |
| Model and type | Unicore UMD960 BeiDou-only multifrequency high-precision RTK positioning module |
| Channels | 1408 channelsBased on UCD9810 |
| Supported signals | BDS B1I, B2I, B3I, B1C, B2a, B2b |
| Processor architecture | Dual-core CPU, high-speed floating-point processor and dedicated RTK coprocessorIntegrated UCD9810 chip |
| Manufacturing process | 22 nm low-power processIntegrated UCD9810 chip |
| RTK engine | BeiDou-only multifrequency RTK engine and Mantianxing RTK technology |
| Tracking and interference mitigation | Independent tracking of each satellite frequency; 60 dB narrowband interference mitigation; advanced interference detection |
| Single-point positioning accuracy | Horizontal: 1.5 m; vertical: 2.5 mRMS |
| DGPS accuracy | Horizontal: 0.4 m; vertical: 0.8 mRMS |
| RTK accuracy | Horizontal: 0.8 cm + 1 ppm; vertical: 1.5 cm + 1 ppmRMS |
| Pseudorange accuracy | 10 cRMS; raw observations |
| Carrier-phase accuracy | 1 mmRMS; raw observations |
| Timing accuracy | 20 nsRMS |
| Velocity accuracy | 0.03 m/sRMS |
| Time to first fix | Less than 12 sCold start |
| Initialization time | Less than 5 sTypical value |
| Initialization reliability | Greater than 99.9% |
| Position update rate | 20 HzRTK positioning output |
| Differential data format | RTCM V3.X |
| Data formats | NMEA 0183, Unicore |
| Package and assembly | 24-pin LGA |
| Dimensions | 16.0 × 12.2 × 2.6 mm |
| Weight | 1.11 ± 0.03 g |
| Operating temperature | -40 °C to +85 °C |
| Storage temperature | -55 °C to +95 °C |
| Humidity | 95%Non-condensing |
| Vibration standards | GB/T 28046.3, 1SO 16750-3 |
| Shock standards | GB/T 28046.3, 1SO 16750-3 |
| UART interfaces | 3 × UARTLVTTL |
| I2C interface | 1 × I2CReserved interface; currently unsupported |
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