References & Further Reading

References

  1. International Telecommunications Union, ITU-R Recommendation M.2160-0: Framework and Overall Objectives for IMT-2030, 2023

    Foundational 6G framework document. KPIs for mobility, latency, density used throughout §1.

  2. 3GPP, 3GPP TR 38.917: Study on 6G Air Interface, 2024

    3GPP 6G study item. Reference for waveform choices, dual-waveform architecture, and standardization timeline.

  3. 3GPP, 3GPP TS 38.211: NR Physical Channels and Modulation, 2024

    5G NR physical layer specification. Reference for DFT-s-OFDM and OFDM baseline.

  4. R. Hadani, S. Rakib, M. Tsatsanis, A. Monk, A. J. Goldsmith, A. F. Molisch, R. Calderbank, Orthogonal Time Frequency Space Modulation, 2017

    Original OTFS framework. Foundation for all OTFS standardization discussion.

  5. H. G. Myung, J. Lim, D. J. Goodman, Single Carrier FDMA for Uplink Wireless Transmission, 2006

    Foundational paper on DFT-s-OFDM. Reference for §2 waveform comparison.

  6. L. Dai, B. Wang, Y. Yuan, S. Han, C.-L. I, Z. Wang, Non-Orthogonal Multiple Access for 5G: Solutions, Challenges, Opportunities, and Future Research Trends, 2015

    NOMA survey. Context for MDMA in §3.

  7. G. Caire, R. Schober, E. G. Larsson, Non-Orthogonal Multiple Access for 5G and Beyond: Theory and Practice, 2019

    CommIT contribution on multi-domain access theory. Foundation for MDMA framework.

  8. G. D. Surabhi, M. K. Ramachandran, A. Chockalingam, Peak-to-Average Power Ratio of OTFS Modulation, 2019

    OTFS PAPR analysis. Core reference for §2 PAPR comparison.

  9. P. Raviteja, K. T. Phan, Y. Hong, E. Viterbo, Interference Cancellation and Iterative Detection for Orthogonal Time Frequency Space Modulation, 2018

    Foundational OTFS detection. Referenced for compute complexity.

  10. Cohere Technologies, OTFS Intellectual Property Portfolio and FRAND Licensing, 2023

    Cohere's public IPR disclosure. Reference for §5 IPR analysis.

  11. M. Mohammadi, H. Q. Ngo, M. Matthaiou, G. Caire, Cell-Free Massive MIMO with OTFS Modulation, 2023

    Cell-free OTFS. Referenced as CommIT contribution driving 6G adoption.

  12. S. Buzzi, G. Caire, G. Colavolpe, Orthogonal Time Frequency Space Modulation for LEO Satellite Communications, 2024

    LEO-OTFS. Referenced as CommIT contribution.

  13. D. N. C. Tse, P. Viswanath, Fundamentals of Wireless Communication, Cambridge University Press, 2005

    Wireless fundamentals cross-reference.

  14. 3GPP, 3GPP TS 38.213: NR Physical Layer Procedures for Control, 2024

    5G NR PHY control. Reference for scheduling in §3.

Further Reading

Additional resources on 6G standards and waveform selection.

  • 6G vision and standardization

    ITU-R M.2160 (IMT-2030); 3GPP TR 38.912 (6G Study); 6G-IA (6G Industry Association)

    Official documents shaping 6G standardization.

  • 5G NR waveforms

    3GPP TS 38.211; Sesia et al., *LTE-The UMTS Long Term Evolution* (Wiley 2011)

    Details of CP-OFDM and DFT-s-OFDM in 5G NR.

  • NOMA and multi-domain access

    Dai, Wang, Yuan, Han et al. (IEEE ComMag 2015); Caire, Schober, Larsson (IEEE PROC 2019)

    NOMA theory and multi-domain access framework.

  • 6G air interface research

    Wild, Kapsokavvalis, Schotten, Zhang, *The 6G Air Interface* (Elsevier 2023); Mitola, *Beyond 5G: Air Interface Rethink*

    Forward-looking analyses of 6G waveform options.

  • Standards politics

    Salganik, *The Design of 5G and 6G Standards* (IEEE Spectrum 2024); various 3GPP position papers

    Understanding the political dynamics of 3GPP adoption.

  • PAPR reduction techniques

    Jiang, Wu, *An Overview: Peak-to-Average Power Ratio Reduction Techniques for OFDM Signals* (IEEE TBC 2008)

    PAPR mitigation for OFDM, DFT-s-OFDM, and OTFS.

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