搜索结果: 1-14 共查到“光学工程 radio-over-fibre”相关记录14条 . 查询时间(0.25 秒)
MIMO System Capacity Improvements Using Radio-over- Fibre Distributed Antenna System Technology
Fiber optics communications Radio frequency photonics Fiber optics links subsystems
2015/5/25
The effect of antenna separation in a 3×3 MIMO system using RoF DAS technology is investigated. Larger antenna separation is found to improve the throughput due to reduced channel correlation and impr...
Monolithic Electro-Optically Modulated VCSEL Suitable For Radio over Fibre Applications to 20 GHz
Fiber optics communications Modulators
2015/5/25
An integrated EOM VCSELs is shown to offer high linearity (92dB/Hz ⅔ at 6GHz) and by extrapolation ~90dB/Hz ⅔ up to 20GHz. Successful modulation with IEEE 802.11g signals is demonstrated...
Radio-over-Fibre Phase Contrast Imaging using a Reflective Electro-Absorption Transducer and 1550/1310nm VCSELs
Imaging systems Optical processing of radar images
2015/6/4
Radio-over-fibre phase contrast imaging is a new technique for object characterization in hostile environments. Commercially-available 1550nm/1310nm VCSELs and a reflective electro-absorption transduc...
Long Reach and Enhanced Power Budget DWDM Radio-over-Fibre Link Supported by Raman Amplification and Coherent Detection
Enhanced Power Budget DWDM Radio-over-Fibre Link Supported Raman Amplification
2015/7/17
We report on a scalable and enhanced power budget radio-over-fibre system for hybrid-wireless access networks operating at 12.5 GHz DWDM spacing for 5 GHz RF carriers over a 60 km fibre link with Rama...
Experimental 2.5 Gbit/s QPSK WDM Coherent Phase Modulated Radio- over-Fibre Link with Digital Demodulation by a K-means Algorithm
QPSK WDM Coherent Phase Modulated Radio- over-Fibre Link Digital Demodulation K-means Algorithm
2015/7/17
Highest reported bit rate of 2.5 Gbit/s for optically phase modulated radio-over-fibre link employing coherent detection is demonstrated. Demodulation of 3x2.5 Gbit/s QPSK modulated WDM channels, is a...
This presentation will review the recent developments and advances in Radio-Over-Technologies,highlight the challenges that remain and outline the work being undertaken within the EU Network of Excell...
WiMAX Radio-on-Fibre in 118-km Long-Reach PON with Deployed Fibre
WiMAX Radio-on-Fibre 118-km Long-Reach PON Deployed Fibre
2015/7/14
We demonstrate a radio over fibre link supporting 256-QAM / 12 Mbaud WiMAX signalling over 118-km long-reach PON with deployed fibre. Our colourless implementation uses commercially-available, low-com...
OFDM Radio-over-Fibre Systems Employing Routing in Multi-Mode Fibre In-building Networks
OFDM Radio-over-Fibre Systems Employing Routing Fibre In-building Networks
2015/7/31
We report a radio-over-fibre system for all-optical routing OFDM signal at 18.3 GHz over 950 m multi-mode fibre, with error vector magnitude penalty < 3%.
Bi-directional, 480Mbps, Ultra-Wideband, Radio-over-Fibre Transmission Using a 1310/1564nm Reflective Electro-absorption Transducer and Commercially-Available Components
Ultra-Wideband Radio-over-Fibre Transmission Reflective Electro-absorption Transducer Commercially-Available Components
2015/7/31
We present the first experimental demonstration of a bi-directional, reflective, electro-absorption transducer-based, 480 Mbps UWB-wireless/optical transmission system. A -21.4dB error vector magnitud...
Combined Transmission of Baseband NRZ-DQPSK and Phase Modulated Radio-over-Fibre
Transmission Baseband NRZ-DQPSK Phase Modulated Radio-over-Fibre
2015/7/31
21.4 Gbit/s baseband DQPSK and 1.25 Gbit/s phase modulated RoF was transmitted over 80 km SSMF using polarization multiplexing.
60GHz Radio-over-Fibre Wireless System for Bridging 10Gb/s Ethernet Links
Radio-over-Fibre Wireless System Bridging Ethernet Links
2015/7/31
We present a 60GHz radio-over-fibre system for broadband wireless transmission up to 12.5Gb/s sufficient for bridging 10Gb/s Ethernet links. The potential for km-range wireless transmission is further...
Performance comparison of radio-over-fibre UWB distribution in SSMF and MMF optical media
radio-over-fibre UWB distribution SSMF MMF optical media
2015/7/31
The performance of OFDM and IR-UWB radio-over-fibre distribution by direct and external modulation on SSMF/MMF is presented. Both UWB implementations achieve 75 km reach on SSMF.
Coherent Detection of Wavelength Division Multiplexed Phase- Modulated Radio-over-Fibre Signals
Wavelength Division Multiplexed Phase- Modulated Radio-over-Fibre Signals
2015/7/31
A WDM phase-modulated Radio-over-Fibre link using digital coherent detection is experimentally demonstrated.3x50Mb/s WDM transmission of a BPSK modulated 5GHz RF carrier is achieved over 25km.
Low Cost Transparent Radio-over-Fibre System for UWB Based Home Network
Transparent Radio-over-Fibre System UWB Based Home Network
2015/7/30
We show for the first time the feasibility of a multipoint to multipoint architecture for the distribution of ultra wide band radio signals over multimode fibre with low cost components.