Search Results - "Ghasempour, Yasaman"

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  1. 1

    Single-shot link discovery for terahertz wireless networks by Ghasempour, Yasaman, Shrestha, Rabi, Charous, Aaron, Knightly, Edward, Mittleman, Daniel M.

    Published in Nature communications (24-04-2020)
    “…Of the many challenges in building a wireless network at terahertz frequencies, link discovery remains one of the most critical and least explored. In a…”
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    Journal Article
  2. 2

    A frequency-agile retrodirective tag for large-scale sub-terahertz data backscattering by Kludze, Atsutse, Kono, Junichiro, Mittleman, Daniel M., Ghasempour, Yasaman

    Published in Nature communications (09-10-2024)
    “…Backscattering is a promising power-efficient communication technique providing sustainable wireless links with a low carbon footprint. This approach is a…”
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    Journal Article
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    Line-of-sight and non-line-of-sight links for dispersive terahertz wireless networks by Ghasempour, Yasaman, Amarasinghe, Yasith, Yeh, Chia-Yi, Knightly, Edward, Mittleman, Daniel M.

    Published in APL photonics (01-04-2021)
    “…Despite the rapidly growing interest in exploiting millimeter and terahertz waves for wireless data transfer, the role of reflected non-line-of-sight (NLOS)…”
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    Journal Article
  5. 5

    Characterizing Sub-Terahertz Reflection and Its Impact on Next-Generation Wireless Networking by Shen, Ruiyi, Ghasempour, Yasaman

    Published in IEEE transactions on communications (04-11-2024)
    “…Owing to the substantial bandwidth they offer, the exploration of 100+ GHz frequencies for wireless communications has surged in recent years. These…”
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    Journal Article
  6. 6

    Multi-User Multi-Stream mmWave WLANs With Efficient Path Discovery and Beam Steering by Ghasempour, Yasaman, Haider, Muhammad Kumail, Cordeiro, Carlos, Knightly, Edward W.

    “…Multi-stream 60 GHz communication can potentially achieve data rates up to 100 Gbps via multiplexing multiple data streams. Unfortunately, establishing…”
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    Journal Article
  7. 7

    Decoupling Beam Steering and User Selection for MU-MIMO 60-GHz WLANs by Ghasempour, Yasaman, Haider, Muhammad Kumail, Knightly, Edward W.

    Published in IEEE/ACM transactions on networking (01-10-2018)
    “…Multi-user transmission at 60 GHz promises to increase the throughput of next-generation WLANs via both analog and digital beamforming. To maximize the…”
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    Journal Article
  8. 8

    Security and Angle-Frequency Coupling in Terahertz WLANs by Yeh, Chia-Yi, Ghasempour, Yasaman, Amarasinghe, Yasith, Mittleman, Daniel M., Knightly, Edward W.

    Published in IEEE/ACM transactions on networking (01-04-2024)
    “…This paper presents the first security study of THz networks employing antennas with the angle-frequency coupling property. Using Leaky Wave Antennas (LWAs) as…”
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    Journal Article
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  10. 10

    Leaky Waveguide Antennas for Downlink Wideband THz Communications by Gabay, Yaela, Shlezinger, Nir, Routtenberg, Tirza, Ghasempour, Yasaman, Alexandropoulos, George C., Eldar, Yonina C.

    “…THz communications are expected to play a profound role in future wireless systems. The current trend of the extremely massive multiple-input multiple-output…”
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    Conference Proceeding
  11. 11

    A Hybrid Antenna-Metasurface Architecture for mmWave and THz Massive MIMO by Shao, Zijian, Shen, Ruiyi, Xia, William, Ghasempour, Yasaman, Sengupta, Kaushik, Rangan, Sundeep

    “…Future millimeter wave (mmWave) and terahertz (THz) communication and sensing systems will likely rely on arrays with massive numbers of elements for…”
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    Conference Proceeding
  12. 12

    Rough Surfaces Scattering and Mobility-Resilient Terahertz Wireless Links by Shen, Ruiyi, Ghasempour, Yasaman

    “…We present a new perspective on the impact of diffuse scattering from rough surfaces on the resilience of wireless links against nodal mobility. We provide a…”
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    Conference Proceeding
  13. 13

    Managing analog beams in mmWave networks by Ghasempour, Yasaman, Prasad, Narayan, Khojastepour, Mohammad, Rangarajan, Sampath

    “…In this paper we consider multi-cell mmWave networks wherein each cell equipped with a large antenna array can employ an analog precoder (or a group of analog…”
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    Conference Proceeding
  14. 14

    Link packing in mmWave networks by Ghasempour, Yasaman, Prasad, Narayan, Khojastepour, Mohammad, Rangarajan, Sampath

    “…In this paper we formulate a general link packing problem for mmWave networks. Each link is a 4-tuple determined by the choice of receiving user, transmitting…”
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    Conference Proceeding
  15. 15

    Towards Terahertz Wireless Authentication with Unique Aperture Fingerprints using Leaky-Wave Antennas by Kludze, Atsutse, Ghasempour, Yasaman

    “…We introduce a fundamentally new approach to wireless authentication and fingerprinting based on the unique spectral footprints induced by the geometry of the…”
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    Conference Proceeding
  16. 16

    NirvaWave: An Accurate and Efficient Near Field Wave Propagation Simulator for 6G and Beyond by Yazdnian, Vahid, Kludze, Atsutse, Ghasempour, Yasaman

    Published 17-09-2024
    “…The extended near-field range in future mm-Wave and sub-THz wireless networks demands a precise and efficient near-field channel simulator for understanding…”
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    Journal Article
  17. 17

    Design of Metasurfaces for Beamforming with High-Efficiency Custom Polarization Generation by Shao, Zijian, Chen, Haoze, Shen, Ruiyi, Ghasempour, Yasaman, Sengupta, Kaushik

    “…In this paper, we introduce a simple method that enables the simultaneous manipulation of beamforming and polarization conversion, allowing for the generation…”
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    Conference Proceeding
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    Towards Dual-band Reconfigurable Metamaterial Surfaces for Satellite Networking by Cho, Kun Woo, Ghasempour, Yasaman, Jamieson, Kyle

    Published 29-06-2022
    “…The first low earth orbit satellite networks for internet service have recently been deployed and are growing in size, yet will face deployment challenges in…”
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    Journal Article
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    Full-Duplex Beamforming in the Sub-Terahertz Regime by Karmakar, Subhajit, Kludze, Atsutse, Doumani, Jacques, Baydin, Andrey, Kono, Junichiro, Ghasempour, Yasaman

    “…We propose a novel architecture that realizes full-duplex directional beamforming in the sub-terahertz regime. Our architecture leverages the…”
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    Conference Proceeding
  20. 20

    Wideband THz Multi-User Downlink Communications with Leaky Wave Antennas by Gabay, Yaela, Shlezinger, Nir, Routtenberg, Tirza, Ghasempour, Yasaman, Alexandropoulos, George C, Eldar, Yonina C

    Published 14-12-2023
    “…Future wireless systems are envisioned to utilize the large spectra available at THz bands for wireless communications. Extremely massive multiple-input…”
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    Journal Article