Aerospace
H.A.L.E. Cooperative Drone
Solar electric stratospheric platform built to deliver persistent monitoring and resilient connectivity across inland areas, with low latency and broad coverage.
20 km stratosphere
Operational Altitude
Macro-regional radius over 500 km
Coverage
< 20 ms
Latency Target
Primary L-Band with ISM 2.4 GHz fallback
Connectivity
Overview
Infrastructure Vision
H.A.L.E. is designed to close the “altitude gap” between terrestrial infrastructure and conventional satellite services in inland and mountainous areas. The platform acts as a solar-electric stratospheric pseudo-satellite, positioned above weather systems and conventional air traffic to deliver persistent observation and resilient communications.
The project is aligned with the needs of fragile and remote territories, especially where orographic shadowing, high terrestrial OPEX, and satellite latency make conventional solutions inefficient or inaccessible.
Public-Value Use Cases
- Disaster response: rapid restoration of communications after floods or landslides
- Environmental monitoring: wildfire early warning and hydrogeological surveillance with multispectral and thermal payloads
- Telemedicine: reliable links for remote healthcare facilities
- Civil connectivity: support for smart agriculture, e-governance and digital services for local communities
Technical Specs
Design Envelope
- Operational altitude: 20 km in the stratosphere
- Propulsion: solar-electric
- Endurance: regenerative day-night cycle with persistence measured in months
- Coverage: macro-regional diameter greater than 500 km
- Link budget: primary connectivity in L-Band (1615–1660 MHz) with fallback on ISM 2.4 GHz
System Advantages
- Near-real-time services: target latency below 20 ms
- Plug-and-play payload: standardized power/data interface for rapid sensor integration
- Seasonal persistence: architecture optimized for energy balance and continuous monitoring
- Dual-use resilience: support for critical infrastructure monitoring and backup network scenarios
- Data sovereignty: consent management and sovereign cloud integration for local institutional control of data
Deployment Roadmap
- Pilot phase: hybrid VTOL platforms with vertical take-off and no runway dependency
- Full-scale evolution: progressive development of the H.A.L.E. stratospheric platform
Project Partners
Legacoop Liguria
DOPE HubsTimeline
Phase 1
Hybrid VTOL pilot deployment for immediate operational validation
Phase 2
Progressive development of the full-scale H.A.L.E. stratospheric platform
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