Results 231 to 240 of about 127,186 (271)

Quantum state revival via coherent energy redistribution. [PDF]

open access: yesSci Adv
Crockett B   +8 more
europepmc   +1 more source

A 3.584 Tbps coherent receiver chip on InP-LiNbO<sub>3</sub> wafer-level integration platform. [PDF]

open access: yesLight Sci Appl
Xie X   +10 more
europepmc   +1 more source

Photonic fully-connected hybrid beamforming using microring weight banks. [PDF]

open access: yesCommun Eng
Nichols M   +4 more
europepmc   +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

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

Seventh Topical Meeting on Integrated and Guided-Wave Optics, 1984
Virtually all fibre transmission systems up to the present have used simple intensity modulation of the transmit laser, most frequently in the form of binary ON/OFF modulation. At the receiver, incoming optical power has been converted directly to photocurrent in a photodetector.
openaire   +1 more source

Coherent optical communication

International Zurich Seminar on Digital Communications, Electronic Circuits and Systems for Communications., 2002
Activities associated with the development of coherent optical communication systems for application in future public broadband networks are reviewed. It is pointed out that the main future transmission medium, the optical single-mode fiber, provides an extremely high bandwidth which will have to be utilized when high-capacity-demanding digital ...
openaire   +1 more source

Modern coherent optical communications

2006 Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, 2006
Coherent systems can achieve better spectral efficiency, and better sensitivity than conventional on-off keying systems. This paper reviews recent research efforts and examines future possibilities in the field.
Leonid G. Kazovsky, Georgios Kalogerakis
openaire   +1 more source

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