[PDF] Top 20 Carrier phase estimation methods in coherent transmission systems influenced by equalization enhanced phase noise
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Carrier phase estimation methods in coherent transmission systems influenced by equalization enhanced phase noise
... three carrier phase estimation algorithms with different block size is illustrated in ...The transmission fiber length is 2000 km, and the TX and the LO linewidths are both 5 MHz, therefore, a ... See full document
23
Digital adaptive carrier phase estimation in multi level phase shift keying coherent optical communication systems
... communication systems can be significantly degraded by the transmission impairments, such as chromatic dispersion (CD), polarization mode dispersion (PMD), laser phase noise (PN) and fiber ... See full document
6
Phase noise mitigation in coherent transmission system using a pilot carrier
... the phase noise elimination employing an optical pilot carrier in the high speed coherent transmission system considering the equalization enhanced phase ... See full document
7
Phase noise influence in optical OFDM systems employing RF pilot tone for phase noise cancellation
... and Coherent (heterodyne) detection is considered for OFDM imple- mentations (DD-OFDM and CO-OFDM systems) and the low channel baud-rate leads to a significant influ- ence of the laser phase ... See full document
5
Influence of pre and post compensation of chromatic dispersion on equalization enhanced phase noise in coherent multilevel systems
... and phase noise, severely impact the performance of high speed optical fiber transmission systems ...Digital coherent receivers allow complete equalization of chromatic ... See full document
7
Carrier phase estimation in dispersion unmanaged optical transmission systems
... “equalization enhanced phase noise (EEPN)” is induced from the interplay between dispersion compensation module and carrier PN ...communication systems will be more severely ... See full document
6
Analytical Investigations on Carrier Phase Recovery in Dispersion-Unmanaged n-PSK Coherent Optical Communication Systems
... communication systems can be significantly degraded by the impairments in the transmission channels and laser sources, such as chromatic dispersion (CD), polarization mode dispersion (PMD), laser ... See full document
15
EEPN and CD study for coherent optical nPSK and nQAM systems with RF pilot based phase noise compensation
... and phase noise, severely impact the performance of high speed optical fiber transmission systems ...Digital coherent receivers allow complete equalization of chromatic ... See full document
10
Analytical estimation of phase noise influence in coherent transmission system with digital dispersion equalization
... fiber transmission systems is severely affected by chromatic dispersion (CD), polarization mode dispersion (PMD), phase noise (PN) and nonlinear effects ...[1–4]. Coherent optical ... See full document
14
Equalization enhanced phase noise in Nyquist spaced superchannel transmission systems using multi channel digital back propagation
... The noise figure of the erbium doped fibre amplifier (EDFA) was set to ...algorithm equalization, ideal CPE, symbol de-mapping, and bit-error- rate (BER) ...laser carrier phase, to isolate the ... See full document
14
Analytical investigations on carrier phase recovery in dispersion unmanaged n PSK coherent optical communication systems
... laser phase noise (PN) and fiber nonlinearities (FNLs) ...Using coherent optical detection and digital signal processing, the powerful equalization and effective mitigation of the ... See full document
19
Receiver implemented RF pilot tone phase noise mitigation in coherent optical nPSK and nQAM systems
... pilot carrier signal in the coherent Rx is ...signal phase in order to remove the phase noise and to use the filter output for generation of the RF pilot ...the transmission ... See full document
9
Analysis of chromatic dispersion compensation and carrier phase recovery in long haul optical transmission system influenced by equalization enhanced phase noise
... dispersion equalization and the laser phase noise, which leads to an effect of equalization enhanced phase noise (EEPN), has attracted the research interests due to its ... See full document
23
Analytical estimation in differential optical transmission systems influenced by equalization enhanced phase noise
... communication systems can be significantly degraded by the impairments in the transmission channels and laser sources, such as chromatic dispersion (CD), polarization mode dispersion (PMD), laser ... See full document
6
Phase noise cancellation in coherent communication systems using a radio frequency pilot tone
... of equalization-enhanced phase noise (EEPN), due to the reciprocities between the dispersion compensation unit and the local oscillator (LO) laser phase noise ...the phase ... See full document
9
Analytical BER performance in differential n PSK coherent transmission system influenced by equalization enhanced phase noise
... optical transmission systems are significantly distorted by the interplay between the electronic chromatic dispersion (CD) equalization and the local oscillator (LO) laser phase noise, ... See full document
34
Reserch on the Coherent Phase Noise of Millimeter-Wave Doppler Radar
... can be regard as the frequency down-conversion network. After the two input signals mixed with the local oscillator (LO), another two signals, i.e., the IF and the Tx-IF appear at the output of the receiver. Here the ... See full document
12
Design Method of Dual Phase Hy-Vo Silent Chain Transmission System
... [7] to [8]. Sun et al. obtained the ANSI sprocket tooth profile and involute sprocket tooth profile, and studied the effects of the dynamic tension of the chain in the silent chain drive [9]. Bucknor et al. developed a ... See full document
8
The Performance Analysis of Phase Offset Estimation in Coherent FSO System
... The mean SNR with strong turbulence is higher than the SNR in time invariant channel, but the phase offset tracking performance is not better. This is caused by the large number of extremely low SNR symbols in ... See full document
5
Reduced Complexity In Phase/Quadrature Phase M QAM Turbo Equalization Using Iterative Channel Estimation
... turbo equalization iteration the CIR is estimated using the least mean square (LMS) algorithm [12] and the training sequence men- tioned ...entire transmission burst’s symbols derived from the a posteriori ... See full document
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