6 papers
Hybrid Time-Frequency Domain Frequency Offset Compensation Under GHz Doppler Shift for LEO Satellite-to-Ground Coherent Free-Space Optical Communication
Tiankuo Jiao, Hossein Kazemi, Harald Haas
Coherent free-space optical (FSO) communication is a promising solution for low Earth orbit (LEO) satellite downlink transmission. However, high orbital velocity introduces multi-G…
Achieving 70 Gb/s Over A VCSEL-Based Optical Wireless Link Using A Multi-Mode Fiber-Coupled Receiver
Hossein Kazemi, Isaac N. O. Osahon, Nikolay Ledentsov +2
In this paper, we demonstrate a laser-based optical wireless communication (OWC) system employing a 940 nm single-mode (SM) vertical cavity surface emitting laser (VCSEL) and a mul…
Real-Time Transmission of Uncompressed High-Definition Video Via A VCSEL-Based Optical Wireless Link With Ultra-Low Latency
Hossein Kazemi, Isaac N. O. Osahon, Tiankuo Jiao +4
Real-time transmission of high-resolution video signals in an uncompressed and unencrypted format requires an ultra-reliable and low-latency communications (URLLC) medium with high…
Optical Wireless Communications: Enabling the Next Generation Network of Networks
Aravindh Krishnamoorthy, Hossein Safi, Othman Younus +20
Optical wireless communication (OWC) is a promising technology anticipated to play a key role in the next-generation network of networks, especially as a complementary technology t…
A Novel Terabit Grid-of-Beam Optical Wireless Multi-User Access Network with Beam Clustering
Hossein Kazemi, Elham Sarbazi, Michael Crisp +6
In this paper, we put forward a proof of concept for sixth generation (6G) Terabit infrared (IR) laser-based indoor optical wireless networks. We propose a novel double-tier access…
A Comprehensive Comparison between Terahertz and Optical Wireless Communications
Mingqing Liu, Hossein Kazemi, Majid Safari +2
This paper presents a comprehensive quantitative comparison between Terahertz (THz) communication (TeraCom) and optical wireless communication (OWC) technologies, focusing on both…