Results 241 to 250 of about 6,712,674 (298)

Real-Time Quantum Vacuum Control in a Photonic Integrated Circuit

open access: yes
Wang Y   +7 more
europepmc   +1 more source

Recent Advances in Coherent Optical Communication

open access: yesAdvances in Optics and Photonics, 2009
Recent progress in coherent optical communication, a field revived by advances in digital signal processing (DSP), is reviewed. DSP-based phase and polarization management techniques make coherent detection robust and practical.With coherent detection ...
Guifang Li
exaly   +3 more sources

Coherent Optical Sources for Communications [PDF]

open access: yesProceedings of the IEEE, 1970
The development of coherent optical sources, producing usable amounts of power, has provided a stimulus for communications research. Coherent sources in the form of lasers and parametric oscillators are available at wavelengths which span the entire optical spectrum.
J I Pankove
exaly   +3 more sources

Scheme of coherent optical chaos communication

Optics Letters, 2020
We propose and numerically demonstrate a scheme of coherent optical chaos communication using semiconductor lasers for secure transmission of optical quadrature amplitude modulation (QAM) signals. In this scheme, a laser intensity chaos and its delayed duplicate are used to amplitude-quadrature modulate a continuous-wave light to generate a chaotic ...
Longsheng Wang   +6 more
openaire   +2 more sources

Coherent Optical Communication Technology

Optical Fiber Communication Conference, 2015
This tutorial lecture discusses fundamentals of the coherent optical communication technology. It covers quantum mechanical understanding of coherent (heterodyne and homodyne) detection, optical circuits for coherent receivers, and digital signal processing for coherent communications.
openaire   +2 more sources

Optical Coherence Multiplexing For Interprocessor Communications

SPIE Proceedings, 1990
The development of an optical circuit that multiplexes gigabitper-second electronic data streams into a very broad bandwidth (greater than 10 Gbit/s) optical signal would greatly enhance interprocessor communications in a parallel computer. One possibility that we are investigating is coherence multiplexing.
Kwong W. Chu, Fred M. Dickey
openaire   +1 more source

Coherent Optical Communication

Asia Optical Fiber Communication and Optoelectronic Exposition and Conference, 2008
Optical coherent receivers with subsequent DSP show great promise as enabling technologies for ultra-high information rate optical transmission systems. DSP alleviates the need to lock the phases of the LO and transmitter signal, which is one of the limiting factors for the use of coherent receivers in the optical domain.
openaire   +1 more source

The Age of Optical Coherent Communication

Conference on Lasers and Electro-Optics 2012, 2012
Recent emergence of coherent optical modem has solved a number of difficult problems in optical transmission, resulting in 10× increase in capacity. The latest research of super-channels further increases spectral efficiency and network flexibility.
Kuang-Tsan Wu   +14 more
openaire   +1 more source

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