Results 61 to 70 of about 10,682,311 (193)

Simultaneous Dual Band Transmission Over Multimode Fiber-Fed Indoor Wireless Network [PDF]

open access: yes, 2006
Performance measurements of different combinations of digital enhanced cordless telecommunications packet radio service, global system for mobile communications, universal mobile telecommunication service, and 802.11g (54 Mbps) signals in a dual band ...
Lethien, Christophe   +7 more
core   +1 more source

Research Progress on Multi-dimensional Multi-order Modulation Technology in Radio over Fiber System

open access: yesGuangtongxin yanjiu, 2023
Recently, Radio over Fiber (RoF) technology has become a hot research topic in the broadband communication access network field and has attracted much attention in the industry.
LI Yan-lin   +11 more
doaj  

Performance evaluation of radio-over-fibre (RoF) system using Mach-Zehnder Modulator (MZM) and on-off keying (OOK) modulation schemes [PDF]

open access: yes, 2010
This paper investigates the bit error rate (BER) performance of a radio-over-fibre system utilizing binary phase shift keying (BPSK) at radio frequency (RF) of 5 GHz. The RF signal is externally modulated using the Mach-Zehnder modulator (MZM).
Ghassemlooy, Zabih   +5 more
core  

High Capacity Mode Division Multiplexing Based MIMO Enabled All-Optical Analog Millimeter-Wave Over Fiber Fronthaul Architecture for 5G and Beyond

open access: yesIEEE Access, 2019
The ever-increasing proliferation of mobile users and new technologies, and the demands for ubiquitous connectivity, high data capacity, faster data speed, low latency, and reliable services have been driven the quest for the next generation, fifth ...
Khan Zeb, Xiupu Zhang, Zhenguo Lu
doaj   +1 more source

Optical network architectures for dynamic reconfiguration of full duplex, multiwavelength, radio over fiber [PDF]

open access: yes, 2006
In recent years there have been rapid advances in the techniques to generate and transport radio signals over optical fiber, but very little has been done to date to develop the concept of a full duplex, multiwavelength, radio-over-fiber network ...
J. C. Attard   +3 more
core  

Improved IEEE 802.11 point coordination function considering fiber-delay difference in distributed antenna systems [PDF]

open access: yes, 2014
In this paper, we present an improved IEEE 802.11 wireless local-area network (WLAN) medium access control (MAC) mechanism for simulcast radio-over-fiber-based distributed antenna systems where multiple remote antenna units (RAUs) are connected to one ...
Feifei Yin   +13 more
core   +1 more source

Sub-Carrier-Multiplexed Duplex 64-QAM Radio-Over-Fiber Transmission for Distributed Antennas

open access: yes
We demonstrate the feasibility of Radio Over Fiber (ROF) transmission of 4 Sub-Carrier Multiplexed (SCM) 64- QAM data streams to a pair of low-complexity Radio Access Units (RAUs), which form part of a virtual MIMO architecture under the control of a ...
Hanzo, Lajos, Ghafoor, Salman
core   +1 more source

The Experimental Design of Radio-over-Fibre System for 4G Long Term Evolution [PDF]

open access: yes
The 3rd Generation Partnership Project (3GPP) Long Term Evolution (LTE) is the potential key to meet the exponentially increasing demand of the mobile end users.
Kanesan, Thavamaran
core  

Full duplex 60 GHz millimeter wave transmission over multi-mode fiber [PDF]

open access: yes, 2010
Copyright @ 2010 IEEENew wireless subscribers are signing up at an increasing demand of more capacity for ultra-high data rate transfers at speeds more than 1 Gbps, while the radio spectrum is limited. Millimeter wave communication system offers a unique
M. Kamarei   +9 more
core   +1 more source

FTTA System Demo Using Optical Fiber-Coupled Active Antennas

open access: yesPhotonics, 2014
The convergence of optical and wireless systems such as Radio-over-Fiber (RoF) networks is the key to coping with the increasing bandwidth demands due to the increasing popularity of video and other high data rate applications.
Niels Neumann   +3 more
doaj   +1 more source

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