Categories: NATURE

On-chip topological beamformer for multi-link terahertz 6G to XG wireless


  • Alsharif, M. H. & Nordin, R. Evolution towards fifth generation (5G) wireless networks: current trends and challenges in the deployment of millimetre wave, massive MIMO, and small cells. Telecommun. Syst. 64, 617–637 (2017).

    Article 

    Google Scholar
     

  • Dang, S., Amin, O., Shihada, B. & Alouini, M.-S. What should 6G be? Nat. Electron. 3, 20–29 (2020).

    Article 

    Google Scholar
     

  • Akyildiz, I. F., Kak, A. & Nie, S. 6G and beyond: the future of wireless communications systems. IEEE Access 8, 133995–134030 (2020).

    Article 

    Google Scholar
     

  • Rappaport, T. S. et al. Wireless communications and applications above 100 GHz: opportunities and challenges for 6G and beyond. IEEE Access 7, 78729–78757 (2019).

    Article 

    Google Scholar
     

  • Nagatsuma, T., Ducournau, G. & Renaud, C. C. Advances in terahertz communications accelerated by photonics. Nat. Photon. 10, 371–379 (2016).

    Article 
    ADS 
    CAS 

    Google Scholar
     

  • Akyildiz, I. F., Jornet, J. M. & Han, C. Terahertz band: next frontier for wireless communications. Phys. Commun. 12, 16–32 (2014).

    Article 

    Google Scholar
     

  • Koenig, S. et al. Wireless sub-THz communication system with high data rate. Nat. Photon. 7, 977–981 (2013).

    Article 
    ADS 
    CAS 

    Google Scholar
     

  • Fu, X., Yang, F., Liu, C., Wu, X. & Cui, T. J. Terahertz beam steering technologies: from phased arrays to field-programmable metasurfaces. Adv. Opt. Mater. 8, 1900628 (2020).

    Article 
    CAS 

    Google Scholar
     

  • Monnai, Y., Lu, X. & Sengupta, K. Terahertz beam steering: from fundamentals to applications. J. Infrared Millim. Terahertz Waves 44, 169–211 (2023).

    Article 

    Google Scholar
     

  • Tan, Y. J. et al. Self-adaptive deep reinforcement learning for THz beamforming with silicon metasurfaces in 6G communications. Opt. Express 30, 27763–27779 (2022).

    Article 
    ADS 
    CAS 
    PubMed 

    Google Scholar
     

  • Sengupta, K. & Hajimiri, A. A 0.28 THz power-generation and beam-steering array in CMOS based on distributed active radiators. IEEE J. Solid-State Circuits 47, 3013–3031 (2012).

    Article 
    ADS 

    Google Scholar
     

  • Tousi, Y. & Afshari, E. A high-power and scalable 2-D phased array for terahertz CMOS integrated systems. IEEE J. Solid-State Circuits 50, 597–609 (2015).

    Article 
    ADS 

    Google Scholar
     

  • Che, M. et al. Optoelectronic THz-wave beam steering by arrayed photomixers with integrated antennas. IEEE Photon. Technol. Lett. 32, 979–982 (2020).

    Article 
    ADS 
    CAS 

    Google Scholar
     

  • Sengupta, K., Nagatsuma, T. & Mittleman, D. M. Terahertz integrated electronic and hybrid electronic–photonic systems. Nat. Electron. 1, 622–635 (2018).

    Article 

    Google Scholar
     

  • Zeng, Y. et al. Electrically pumped topological laser with valley edge modes. Nature 578, 246–250 (2020).

    Article 
    ADS 
    CAS 
    PubMed 

    Google Scholar
     

  • Shalaev, M. I., Walasik, W., Tsukernik, A., Xu, Y. & Litchinitser, N. M. Robust topologically protected transport in photonic crystals at telecommunication wavelengths. Nat. Nanotechnol. 14, 31–34 (2019).

    Article 
    ADS 
    CAS 
    PubMed 

    Google Scholar
     

  • Gao, F. et al. Topologically protected refraction of robust kink states in valley photonic crystals. Nat. Phys. 14, 140–144 (2018).

    Article 
    CAS 

    Google Scholar
     

  • Dong, J.-W., Chen, X.-D., Zhu, H., Wang, Y. & Zhang, X. Valley photonic crystals for control of spin and topology. Nat. Mater. 16, 298–302 (2017).

    Article 
    ADS 
    CAS 
    PubMed 

    Google Scholar
     

  • Ma, T. & Shvets, G. All-Si valley-Hall photonic topological insulator. New J. Phys. 18, 025012 (2016).

    Article 
    ADS 

    Google Scholar
     

  • Yang, Y. et al. Terahertz topological photonics for on-chip communication. Nat. Photon. 14, 446–451 (2020).

    Article 
    ADS 
    CAS 

    Google Scholar
     

  • Kumar, A. et al. Phototunable chip-scale topological photonics: 160 Gbps waveguide and demultiplexer for THz 6G communication. Nat. Commun. 13, 5404 (2022).

    Article 
    ADS 
    CAS 
    PubMed 
    PubMed Central 

    Google Scholar
     

  • Jia, R. et al. Valley-conserved topological integrated antenna for 100-Gbps THz 6G wireless. Sci. Adv. 9, eadi8500 (2023).

    Article 
    CAS 
    PubMed 

    Google Scholar
     

  • Hatsugai, Y. Edge states in the integer quantum Hall effect and the Riemann surface of the Bloch function. Phys. Rev. B 48, 11851–11862 (1993).

    Article 
    ADS 
    CAS 

    Google Scholar
     

  • Balanis, C. A. Modern Antenna Handbook (Wiley, 2011).

  • Sen, P., Siles, J. V., Thawdar, N. & Jornet, J. M. Multi-kilometre and multi-gigabit-per-second sub-terahertz communications for wireless backhaul applications. Nat. Electron. 6, 164–175 (2023).

    Article 

    Google Scholar
     



  • Source link

    fromermedia@gmail.com

    Share
    Published by
    fromermedia@gmail.com

    Recent Posts

    Qualcomm wins a legal battle over Arm chip licensing

    A federal jury in Delaware determined on Friday that Qualcomm didn’t breach its agreement with…

    16 hours ago

    Three Comic/Movie/Band Reviews | Cup of Jo

    Geese The Wendy Award The Apprentice What have you read/watched/listened to lately? Phoebe Ward, 22,…

    18 hours ago

    Actually, Flipping Properties Can Improve Housing Affordability—Here’s How

    15% ROI, 5% down loans!","body":"3.99% rate, 5% down! Access the BEST deals in the US…

    18 hours ago

    Is solar geoengineering research having its moment?

    Particles in ship exhaust inadvertently cause cloud brightening – some geoengineering projects would try to…

    18 hours ago

    5 Great Games to Put You in the Winter Mood

    The weather outside is frightful, but the iOS games are so delightful, let it play,…

    18 hours ago

    Banner year for fixed-income funds leaves TCW and Western Asset behind

    A few flagship bond funds from some big-name Southern California-based firms saw outflows of more…

    18 hours ago