[PDF] Top 20 A novel direct detection microwave photonic vector modulation scheme for radio-over-fiber system
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A novel direct detection microwave photonic vector modulation scheme for radio-over-fiber system
... of a novel direct detection microwave photonic vector modulation scheme for the radio-over-fiber (RoF) ...suppression ... See full document
3
2 x 2 MIMO radio-over-fiber system at 60 GHz employing frequency domain equalization
... GHz photonic millimeter-wave link for short- to medium range wireless transmission up to ...Short-Range Radio-Over-Fiber System Employing a Single-Electrode MZM for ... See full document
6
Study on dispersion-induced phase noise in an optical OFDM radio-over-fiber system at 60-GHz band
... services over long-reach passive optical network using remote signal regeneration and upconversion,” ...OFDM radio‐over‐fiber system within 7‐GHz license‐free band at 60 GHz employing ... See full document
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Performance Evaluation of a 60 GHz Radio-over-Fiber System Employing MIMO and OFDM Modulation
... lation, radio over fiber, MIMO. I. I NTRODUCTION D EMAND for wireless data capacity is constantly in- creasing with the next generation smart mobile devices and new bandwidth-intensive user ... See full document
8
Coding for stable transmission of W-band radio-over-fiber system using direct-beating of two independent lasers
... 2. J. Yu, Z. Jia, L. Yi, Y. Su, G.-K. Chang, and T. Wang, “Optical millimeter-wave generation or up-conversion using external modulators,” IEEE Photon. Technol. Lett. 18(1), 265–267 (2006). 3. N. W. Chen, J.-W. Shi, ... See full document
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Simple 14-Gb/s Short-Range Radio-Over-Fiber System Employing a Single-Electrode MZM for 60-GHz Wireless Applications
... spectrums for different standard single-mode fiber transmission ...dBm for a BER of . After 2 km and 3 km of fiber trans- mission, there was a small penalty of about 1 dB and ... See full document
9
Theoretical and Experimental Investigation of a 2 x 2 MIMO OFDM Radio-Over-Fiber System at 60-GHz With I/Q Imbalance Compensation
... as a critical technology for increasing the wireless channel capacity or reliability of mod- ern wireless communication systems [17], ...investigated for use in fiber-wireless systems ... See full document
9
Simple 60-GHz Radio-over-Fiber System with Transmission Distance Improvement Employing Signal-to-Signal Beat Noise Compensation
... RoF system for transport- ing and generating multi-Gbps OFDM-modulated wideband wireless signals at 60 ...RoF system employs one single-electrode ...proposed system shows that it can achieve ... See full document
7
SOA-based fiber ring laser use in a photonic radio-frequency phase shifter
... this scheme depended on a highly stable and expensive external pump laser, and is difficult to ...Recently, fiber ring lasers have been the focus of considerable research, because fiber lasers ... See full document
4
Optical direct-detection OFDM signal generation for radio-over-fiber link using frequency doubling scheme with carrier suppression
... proposes a novel method for generating optical direct-detection OFDM-RoF signals using a new DSBCS modulation scheme that can carry vector ...signals. ... See full document
8
Photonic vector signal generation employing a novel optical direct-detection in-phase/quadrature-phase upconversion
... of Photonic Systems, National Chiao Tung University, Tainan 711, Taiwan 2 Department of Photonics and Institute of Electro-Optical Engineering, National Chiao Tung University, Hsinchu 300, Taiwan 3 Department of ... See full document
3
A Novel Index Coding Scheme for Vector Quantization
... In other words, VQ-encoded neighboring image blocks tend to have similar indices if the codebook used in VQ is previously sorted by the principal component analysis technique.. Accordin[r] ... See full document
1
Estimation and Suppression of Dispersion-Induced Phase Noise in W-band Direct-Detection OFDM Radio-Over-Fiber Systems
... as a guard band between the pilot tone and OFDM subcarriers to prevent the desired DPN information from being corrupted by OFDM subcarriers ...tested a 100-GHz OFDM-RoF signal with fixed QPSK format and ... See full document
11
A novel fiber optic sensing system for monitoring debris flows
... – Event warning system (e.g. ground vibration sensing), with short evacuating time but precise alarm. • Conventionally, geophones or seismometers are often utilized to detect the ground vibrations produced by ... See full document
14
A novel fiber optic sensing system for monitoring debris flows
... The ground vibrations caused by debris flows can be sensed by a Fiber Bragg Grating (FBG) Accelero-meter (Gavea Sensor GS 6500) and the associated light source, and data logger are pro[r] ... See full document
1
A Novel Watermarking Scheme Based on Rehashing and Vector Quantization
... 摘要: A novel watermarking scheme that is capable of hiding authorization data in a gray-level image is proposed in this ...proposed scheme generates a key stream to be the key to ... See full document
1
Polarization-Insensitive Remote Access Unit for Radio-Over-Fiber Mobile Fronthaul System by Reusing Polarization Orthogonal Light Waves
... paper, a bidirectional MMW-RoF mobile fronthaul architecture with colorless and polarization-insensitive RAUs is ...through a crystal based ...the modulation depth of the output signal is independent ... See full document
9
Two-Mode Semiconductor Laser for mm-Wave in Radio over Fiber Transmission
... demonstrate a 170 GHz band millimeter-wave source using an external dual-mode-locked Fabry-Perot laser diode (FP- LD) with a ...wavelengths for the dual-wavelength ... See full document
6
Efficiency-Optimized Space-Vector-Modulation Direct Torque Control for AC Motor Drives
... drive system. The IGBT module is fed by a dc voltage source to form an inverter, and then supply power to the induction ...by a digital signal processor (DSP), and the sampling frequency is 10 kHz. ... See full document
6
Novel dead time compensation method for induction motor drives using space vector modulation
... Similarly, a more accurate stator flux can be obtained when applying the proposed method (cross- hatched area) to the direct torque control system. In direct torque co[r] ... See full document
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