Table of Contents - L.1210 (12/2025) - Sustainable power-feeding solutions for IMT-2020 networks

1	Scope
2	References
3	Definitions
	3.1	Terms defined elsewhere
	3.2	Terms defined in this Recommendation
4	Abbreviations and acronyms
5	Conventions
6	IMT-2020 networks
	6.1	IMT-2020 network general description
	6.2	Cells coverage and impacts on powering strategy
	6.3	Type of IMT-2020 network and impacts on power load, power profile and feeding solution
7	Powering solutions
	7.1	Convergence and core room power supply
	7.2	Impact of IMT-2020 in C-RAN and D-RAN sites
	7.3	Intelligent management
	7.4	Renewable energy solution for IMT-2020 base stations
	7.5	Hybrid architecture scenario, with integration of power and optical networks
8	Energy efficiency
	8.1	Power equipment energy efficiency
	8.2	NE static and dynamic power requirement management and impact on powering
9	Dependability, reliability and maintenance
10	Safety
11	Environmental impact
Appendix I – Which power requirement and where for IMT-2020 cells
Appendix II – Method of optimization of equipment, power and energy
Appendix III – Example of powering requirement definition  on site and remote powering area
Appendix IV – Example of required output voltage variation under correlation  models between different loads and different cable lengths
Appendix V – Example of digital reconfigurable battery solution for IMT-2020 base stations
Bibliography