Keyphrases
Optical Phase Conjugation
75%
Raman Amplification
73%
Dual-polarization Quadrature Phase-shift Keying (DP-QPSK)
67%
Distributed Raman Amplification
65%
Transmission Performance
61%
Discrete Raman Amplifier
55%
Signal Power
47%
First-order
43%
Laser-based
42%
Distributed Raman Amplifier
36%
Forward Pumping
36%
Transmission System
34%
Relative Intensity Noise
33%
Performance Improvement
30%
Raman Laser
30%
Coherent Transmission System
29%
L-band
29%
Raman Amplifier
29%
Nonlinear Compensation
28%
E-band
27%
Pumping Scheme
23%
Noise Figure
23%
Hauling
22%
Pumping Power
22%
Dual-stage
21%
Raman Fiber Laser
21%
WDM Transmission
20%
Long-haul Transmission
19%
16QAM
19%
S-C Band
18%
Fiber Nonlinearity Compensation
18%
Wideband
18%
Laser Amplifiers
17%
Bidirectional Pumping
17%
Reflectivity
16%
Span Length
16%
Ultra-long
16%
Single-mode Fiber
15%
Raman Pump
15%
Optical Transmission Systems
15%
Power Variation
14%
Ultra-wideband Transmission
14%
Ultra-long Raman Fiber Laser
14%
Noise Transfer
13%
Nyquist
13%
64QAM
13%
Digital Backpropagation
12%
Transmission Reach
12%
Transmission Range
12%
Noise Performance
12%
Engineering
Raman Amplifier
100%
Raman Amplification
61%
Quadrature Phase Shift Keying
51%
Distributed Raman Amplification
50%
Amplifier
47%
Signal Power
46%
Optical Phase
40%
Fiber Laser
39%
Raman Fiber
36%
L-Band
31%
Performance Improvement
29%
Relative Intensity Noise
28%
C-Band
23%
Noise Figure
22%
Nonlinearity
21%
Fiber Nonlinearity
20%
Pump Power
18%
Single Mode Fibers
17%
Q Factor
16%
Span Length
16%
Power Variation
15%
S-Band
13%
Fiber Bragg Grating
13%
Doped Fiber Amplifier
12%
Reflectance
12%
Ultra-Wideband
12%
Erbium-Doped Fiber
11%
Optical Transmission System
11%
Phase Noise
11%
Distance Transmission
11%
Haul Transmission
11%
Nyquist Frequency
11%
Multichannel
11%
Optical Communication System
10%
Power Distribution
10%
Experimental Result
9%
Raman Pump
8%
Noise Performance
8%
Signal Amplification
8%
Experimental Investigation
8%
Quadrature Amplitude Modulation
7%
Review Paper
7%
Hybrid Amplifier
7%
Multistage
7%
Output Power
7%
Signal-to-Noise Ratio
7%
Optical Signal
7%
Metro
7%
Division Multiplexing
7%
High Data Rate
7%
Physics
Optical Phase Conjugation
79%
Warm Dark Matter
62%
Fiber Laser
51%
Raman Fiber
37%
Raman Laser
36%
Optical Communication
34%
Coherent Radiation
30%
Noise Intensity
29%
Fiber Bragg Grating
23%
Ultra-Wideband
22%
Amplified Spontaneous Emission
21%
Broadband
20%
Long-Haul Transmission
18%
Q Factor
18%
Reflectance
16%
Spectral Band
11%
Low Noise
11%
Modulation Format
10%
Semiconductor Laser
9%
Fiber-Optic Communication
9%
Light Amplifier
9%
Dispersion Compensation
9%
Nonlinear Effect
8%
Optical Fiber
7%
D-Fiber
7%
Nitride
7%
Erbium-Doped Fiber
7%
Glass Fiber
7%
Stimulated Raman Scattering
7%
Transmission Line
7%
Random Noise
7%
Visible Spectrum
7%
Data Transmission
6%
Chromatic Dispersion
5%
Dense Wavelength Division Multiplexing
5%