搜索结果: 1-15 共查到“radio over fiber”相关记录26条 . 查询时间(0.375 秒)
Analysis of the Impact of P-Ratio on BER, Q-Factor and OSNR of Radio over Fiber (RoF) System
Rof System OSNR Parameter BER Q-Parameter Fiber Dispersion Matlab 7.0
2013/1/30
The impact of p-ratio i.e. ratio of carrier power to total received RF power at control office (CO) on Bit error rate (BER), Q- performance parameter and Optical signal noise ratio (OSNR) of RoF commu...
Hybrid optical access networks, integrating fiber-tothe-home (FTTH) and radio-over-fiber (RoF) systems that share a single distributed infrastructure, are promising for future multiservice access netw...
This investigation demonstrates the generation of OFDM-RoF signal using frequency doubling technique for the first time, to the author’s best knowledge. The 4-Gb/s OFDM signal using 16-QAM format modu...
A Novel Direct Detection Microwave Photonic Vector Modulation Scheme for Radio-Over-Fiber System
2011/11/22
This letter demonstrates the feasibility of a novel direct detection microwave photonic vector modulation scheme for the radio-over-fiber (RoF) system. Unlike the traditional double-sideband with opti...
Radio over Fiber tunnel for 60 GHz wireless Home Network
Fiber optics optical communications Fiber optics communications
2015/5/26
60GHz radio coverage is extended by using RoF at intermediate frequency with two hops in the air. MMF and low-cost photonics are used. Real-time transmission between two commercial Wireless-HD devices...
Impact of Crosstalk on MB-OFDM UWB Transmission in Radio over Fiber WDM System
Fiber optics optical communications Radio frequency photonics
2015/5/22
We experimentally investigate the impact of crosstalk on the performance of MB-OFDM UWB signal transmission in RoF WDM system. It is found that OFDM signal’s orthogonalities are almost kept after 20 k...
Radio over Fiber Technology for Next-Generation E-Health in Converged Optical and Wireless Access Network
Optical communications Radio frequency photonics
2015/5/22
Development of system technology for effective networking infrastructure for next generation e-health applications is addressed. An integrated optical wireless access architecture based on radio-over-...
Ultra-High Data-Rate 60 GHz Radio-over-Fiber Systems Employing Optical Frequency Multiplication and Adaptive OFDM Formats
Optical Communications Modulation
2015/5/21
This paper reviews 60-GHz radio-over-fiber systems employing optical frequency multiplication and adaptive OFDM signals with multi-level modulation formats to achieve an ultra-high data rate of up to ...
Mitigation of Dispersion-Induced Phase Noise for an Optical OFDM Radio-over-Fiber System at 60-GHz Band
Fiber optics communications Lasers fiber Radio frequency photonics
2015/5/21
For OFDM RoF systems at 60-GHz band, dispersion-induced phase noise (PN) could heavily degrade transmission performance. We propose an algorithm to suppress PN and experimentally demonstrate the algor...
21 Gbps OFDM Wireless Signal Transmission at 60 GHz Using a Simple IMDD Radio-over-Fiber System
Fiber optic links subsystems Radio Frequency Photonics
2015/6/9
A simple double-sideband IMDD RoF system is successfully employed to directly transport a 21 Gbps OFDM signal at 60 GHz over 500 m of standard single-mode fiber and 10 m wireless distance.
Arbitrary-frequency Optical Millimeter-wave Generation for Radio over Fiber Systems
Fiber Optics Communications Networks
2015/6/9
The arbitrary-frequency optical microwave or millimeter (mm)-wave signals, ranging from 25 to 325 -GHz with 25-GHz spacing, can be simultaneously generated based on the generation technology of multi-...
A Dual-Peak Optical Demultiplexer in 60GHz-band Radio over Fiber Systems
Multiplexing Fiber Bragg gratings
2015/6/8
A dual-peak optical demultiplexer based on sampled and phase-shifted fiber Bragg grating was proposed and the impact of group delay is discussed. The demultiplexer is experimentally demonstrated and a...
Link Performance Improved 16QAM-OFDM 60-GHz Radio-over-Fiber System Employing Convolutional Codes
Fiber optical communications Fiber optics links subsystems
2015/6/8
We demonstrated the first transmission of 750-Mb/s 16QAM-OFDM signal over 1-km SMF-28 and 6-m air-link with 60-GHz ROF technology. The system improvement and low-power efficiency of RF transmitter are...
Ultra-wideband radio-over-fiber techniques and networks
Fiber optics ptical communications Radio frequency photonics
2015/6/8
This paper summarizes the motivations and results obtained regarding the optical distribution of a 60GHz radio signal throughout buildings to provide users with Ultra-Broad-Band Wireless Home Area Net...
Optical Phase-Modulated Radio-over-Fiber Links with K-means Algorithm for Digital Demodulation of 8PSK Subcarrier Multiplexed Signals
Coherent communications Phase modulation
2015/6/5
A k-means algorithm for phase recovery of three, 50 Mbaud, 8PSK subcarrier multiplexed signals at 5 GHz for optical phase-modulated radio-over-fiber is proposed and experimentally demonstrated after 4...