HARQ Performance Limits for Free-Space Optical Communication Systems. [PDF]
Entropy (Basel)Free-space optical (FSO) communications represent an attractive technology for future high-capacity wireless and satellite networks, offering multi-Gbps data rates, unlicensed spectrum, and built-in physical-layer security.
Taricco G.
europepmc +2 more sources
Compensation-free high-dimensional free-space optical communication using turbulence-resilient vector beams. [PDF]
Nat Commun, 2021 Resistance to turbulence is an ongoing challenge for point-to-point freespace communications. Here the authors present a protocol for encoding a large amount of information in vector beams that are transmittable through a moderately strong turbulent ...
Zhu Z +9 more
europepmc +2 more sources
A Review of Mechanical Fine-Pointing Actuators for Free-Space Optical Communication
Aerospace, 2023 This paper presents a state-of-the-art overview of fine beam steering mechanisms for free-space optical communication on satellites. Precise beam pointing is a critical task for the successful operation of free-space optical communication systems.
Martynas Milaševičius +1 more
doaj +1 more source
Free Space Optical Communication Networking Technology Based on a Laser Relay Station
Applied Sciences, 2023 Optical communication modulation technology and networking technology are two important technologies for constructing free-space optical (FSO) communication. In this paper, pulse width modulation (PWM) is used to realize free-space optical communication.
Changchun Ding +6 more
doaj +1 more source
Beyond Fiber: Toward Terahertz Bandwidth in Free-Space Optical Communication. [PDF]
Sensors (Basel)The rapid advancement of terahertz (THz) communication systems has positioned this technology as a key enabler for next-generation telecommunication networks, including 6G, secure communications, and hybrid wireless-optical systems.
Ullah R +8 more
europepmc +2 more sources
New approach for designing an underwater free-space optical communication system
Frontiers in Marine Science, 2022 Ocean observation system that involves multiple underwater vehicles and seafloor nodes plays an important role in better learning the ocean, where underwater wireless communication is mandatory for massive data interaction. Optical communication that has
Yanhu Chen +3 more
doaj +1 more source
High-performance 100 Gbps free-space optical communication via optical pin beam receiver. [PDF]
Commun EngFree-space optical communication with high transmission bandwidth and small antenna size has been progressively deployed for ground-air-space communications in recent years.
Guan M +15 more
europepmc +2 more sources
The Polar Code Construction Method in Free Space Optical Communication
Photonics, 2022 In order to solve the problem of the high complexity of polarization code construction under free-space optical communication, this paper proposes a segmented turbulent partial order construction method, which effectively reduces the complexity of ...
Yang Cao +4 more
doaj +1 more source
Design of Free Space Optical Communication for Efficient Communication [PDF]
ITM Web of ConferencesFree Space Optics is a form of Optical Wireless communication technique that uses free space as a medium between transmitter and receveur. It is especially useful for short range point-to-point communication links when a physical communication ...
Samalla Krishna +3 more
doaj +1 more source
Crosstalk Suppression in Structured Light Free-Space Optical Communication
IEEE Open Journal of the Communications Society, 2020 Using space as an additional degree of freedom is one possible solution to cope with future bandwidth issues. In free-space optics (FSO), spatial multiplexing of structured light modes is limited by the impact of the atmospheric turbulence.
Dmitrii Briantcev +3 more
doaj +1 more source