6G Satellite-Terrestrial Integrated Network (STIN) Architecture and Core Technologies

SDN/NFV-enabled architectures for deep space–ground integration

Air interface design and waveform optimization for satellite-terrestrial coexistence

Beam-hopping and dynamic resource allocation in satellite constellations

Topology construction and real-time perception in highly dynamic satellite networks

AI/ML-Driven Intelligence and Network Automation

AI/ML for autonomous network orchestration and resource scheduling

AI-driven channel prediction, spectrum sensing, and adaptive control

Digital twin frameworks for simulation, optimization, and lifecycle management

Generative AI for network decision support and personalized service delivery

Advanced Air Interface, Signal Processing, and Transmission Technologies

Waveform design for high-mobility satellite-terrestrial channels (e.g., OTFS)

Massive MIMO, beamforming, and RIS for satellite communications

Free-space optical (FSO) inter-satellite links (ISL)

Advanced coding, modulation, and multiple-access schemes for NTN

Positioning, Navigation, Timing (PNT), and Integrated Sensing and Communication (ISAC)

LEO-based PNT as complement or enhancement to GNSS

Integrated communication and navigation (ICAN) technologies

Joint communication and sensing (ISAC) in satellite-terrestrial environments

High-precision localization in GNSS-denied environments

Resource Management, Mobility, and Network Optimization

Dynamic spectrum sharing and interference management in dense NTN environments

Mobility management, handover, and service continuity in LEO constellations

Network slicing for differentiated services (eMBB, URLLC, mMTC)

Energy efficiency and green communication strategies for satellite systems

Security, Standardization, Policy, and Emerging Applications

Cybersecurity, privacy, and trust management in integrated satellite-terrestrial networks

Quantum-resistant cryptography and quantum communication for satellite systems

3GPP NTN standardization evolution and regulatory spectrum policy

Application case studies: disaster recovery, IoT, maritime, aviation, and remote broadband