Back to Search
Start Over
Polarization-interleave-multiplexed discrete multi-tone modulation with direct detection utilizing MIMO equalization
- Source :
- Optics express. 23(7)
- Publication Year :
- 2015
-
Abstract
- Discrete multi-tone (DMT) modulation is an attractive modulation format for short-reach applications to achieve the best use of available channel bandwidth and signal noise ratio (SNR). In order to realize polarization-multiplexed DMT modulation with direct detection, we derive an analytical transmission model for dual polarizations with intensity modulation and direct diction (IM-DD) in this paper. Based on the model, we propose a novel polarization-interleave-multiplexed DMT modulation with direct diction (PIM-DMT-DD) transmission system, where the polarization de-multiplexing can be achieved by using a simple multiple-input-multiple-output (MIMO) equalizer and the transmission performance is optimized over two distinct received polarization states to eliminate the singularity issue of MIMO demultiplexing algorithms. The feasibility and effectiveness of the proposed PIM-DMT-DD system are investigated via theoretical analyses and simulation studies.
- Subjects :
- Computer science
MIMO
Equalization (audio)
Equalizer
Interference (wave propagation)
Multiplexing
Channel capacity
Signal-to-noise ratio
Optics
Dispersion (optics)
Electronic engineering
Heterodyne detection
Computer Science::Information Theory
Signal processing
Analog transmission
business.industry
Transmission system
Polarization (waves)
Atomic and Molecular Physics, and Optics
Amplitude
Delta modulation
Modulation
Pulse-amplitude modulation
Pulse-position modulation
business
Intensity modulation
Phase modulation
Subjects
Details
- ISSN :
- 10944087
- Volume :
- 23
- Issue :
- 7
- Database :
- OpenAIRE
- Journal :
- Optics express
- Accession number :
- edsair.doi.dedup.....7773fa0668404b228daf786ff61ebbe9