نتایج جستجو برای: radio over fiber rof
تعداد نتایج: 1340509 فیلتر نتایج به سال:
This paper investigates the bit error rate (BER) performance of a radio-overfibre (RoF) system utilizing the binary phase shift keying (BPSK) and quadrature phase shift keying (QPSK) at a radio frequency (RF) of 5 GHz. The RF signal is externally modulated using the Mach-Zehnder modulator (MZM). The effects of noise sources and channels for the RoF link at distances of 30, 60, 90, 120 and 200 k...
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In this paper we propose a new analytic technique to assess the performance of radio over fibre based wireless networks employing OFDM signalling. With this technique, which is based on the Volterra series, the impact of optical system non-linearities on the error probability of OFDM signals can be evaluated.
The analysis of Optical Single Sideband (OSSB) generation with and without second-order sidebands for Radio over Fiber (RoF) is presented. performance systems based on hybrid coupler distinct phase angle Dual-Parallel Dual-Drive Mach-Zehnder Modulator (DP-DDMZM) compared using simulation. Impact parameters like Single-Mode (SMF) length, Radiofrequency (RF) amplitude, laser linewidth Signal-to-N...
In this paper, we propose an optical millimetre wave radio-over-fibre (mm-wave RoF) system that uses a dual drive Mach Zehnder modulator (DD-MZM), which is biased at the maximum transmission biasing point, to generate an optical double sideband-suppressed carrier. The input to the DD-MZM are binary phase shift keying (BPSK), quadrature phase shift keying (QPSK), 8-phase shift keying (8-PSK) and...
The genesis of this special issue was the International Symposium on Green Radio over-fibre and all-Optical Wireless technologies for Access Networks: GROWAN 2011, 15– 17 June 2011, Brest, France. A selection of international key speakers from both industry and academia were invited to address radio-over-fibre and all-optical wireless technologies with a focus on minimising overall energy consu...
This paper presents an experimental realization of multiband 5G new radio (NR) optical front haul (OFH) based over fiber (RoF) system using digital predistortion (DPD). A novel magnitude-selective affine (MSA) DPD method is proposed for the complexity reduction and performance enhancement RoF link followed by its comparison with canonical piece wise linearization (CPWL), decomposed vector rotat...
The genesis of this special issue was the International Symposium on Green Radio over-fibre and all-Optical Wireless technologies for Access Networks: GROWAN 2011, 15– 17 June 2011, Brest, France. A selection of international key speakers from both industry and academia were invited to address radio-over-fibre and all-optical wireless technologies with a focus on minimising overall energy consu...
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