Satellite IoT Communication Module
Guodian Gaoke (Tianqi Satellite)
A compact, low-power satellite IoT communication module designed for short message communication with the in-orbit Tianqi constellation, featuring LVTTL serial communication and GNSS standard serial port.
Technical specifications
- Receiving sensitivity
- -125 dBm±1 dBm
- Transmitting power
- ≤ 31 dBm
- Dimensions
- 17.7 mm*15.8 mm*2.4 mm
- Frequency
- UHF
- Data rate
- 268~1200 bps
- Transmitting power (2)
- 29~32 dBm
- Receiving sensitivity (2)
- -125±1 dBm
- Transmitting current
- ≤700 mA
- Receiving current
- 16.9~17.5 mA
- Interactive current
- 8.6~9.3 mA
- Sleep current
- 7.5~10 uA
- Data storage
- 480 frames, max 120 bytes per frame
- Supply voltage
- 3.5~5.3 V
- Operating temperature
- -40°C~+85℃
- Interface
- LVTTL, voltage 3.3 V, baud rate 115200 bps
- Mass
- 1 g
About
The Satellite IoT Communication Module is specifically designed for IoT scenarios without ground network coverage. It supports short message communication with the in-orbit Tianqi constellation. The module is characterized by its compact size and low power consumption. It features LVTTL serial communication and provides a standard GNSS serial port for easy connection to positioning modules. The module utilizes AT commands, facilitating secondary development for users. Its primary application is in environments where traditional terrestrial networks are unavailable, enabling reliable satellite-based data transmission for various IoT devices.
Documentation
No public datasheet yet — request the datasheet / ICD from the supplier.