WASC Satellite IoT Module – Long-Range Data Transmission with GNSS Positioning
HTDM1811
The WASC1811 is an advanced satellite IoT communication module from WalliSemi, designed for long-range machine-to-machine (M2M) data transmission over the WASC satellite network. Combining ADPSE/MP4 transmission protocols with BeiDou B1/GPS L1 positioning, this compact module enables reliable connectivity for IoT applications in areas without terrestrial coverage.
Specifications
Key Features:
✔ Efficient Data Transmission – Supports 1000-byte confirmed messages (42-byte unconfirmed) with packet segmentation for large payloads.
✔ High-Power Communication – >33dBm (2W) transmit power with -124dBm sensitivity ensures robust links.
✔ Integrated GNSS Positioning – Built-in BeiDou B1 & GPS L1 for asset tracking.
✔ Compact M.2 Form Factor – 33mm × 53mm × 5mm for easy integration into IoT devices.
✔ Industrial-Grade Durability – Operates in -40℃ to +85℃, ideal for harsh environments.
Target Applications:
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Remote Environmental Monitoring (e.g., weather stations, wildlife tracking)
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Maritime & Logistics Asset Tracking
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Energy Infrastructure Monitoring (oil/gas pipelines, wind farms)
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Military & Defense IoT Systems
This module embodies WalliSemi’s vision of “Intelligent Technology, Core to the Future”, providing a low-latency, power-efficient solution for global satellite IoT deployments where cellular networks are impractical.
| Model | WASC1811 |
| Core Functions | WASC satellite IoT communication ADPSE/MP4 transmission modes BeiDou/GPS positioning |
| Performance Metrics | Short data length: Confirmed mode: max 1000 bytes (uplink) Unconfirmed mode: max 42 bytes (uplink) Long data packet segmentation/reassembly Supports confirmed/unconfirmed data transmission Navigation: BeiDou B1/GPS L1 positioning Receiver sensitivity: -124dBm Transmit power: >33dBm (2W) |
| Interface | M.2 connector |
| Dimensions | 33mm × 53mm × 5mm |
| Operating Temperature | -40℃ to +85℃ |
| Applications | Remote monitoring, data collection, positioning tracking, satellite IoT |