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Filters
Efficient self-aligning multibeam coupling into a single-mode fiber
1995
Journal of Lightwave Technology
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We present and demonstrate a method for efficient coupling of many beams into a single-mode fiber. ...
Using the phase conjugating property for mutually incoherent beams of the Double Phase Conjugate Mirror (DPCM), we achieved coupling for a full 6x6 matrix of beams into a single-mode fiber. ...
ACKNOWLEDGMENT We acknowledge the support and many helpful discussions with 0. Levin, Head of the Switching Technologies Department Division of "Bezeq-The Israel Telecommunication Corp." ...
doi:10.1109/50.350646
fatcat:2vomfwr2irfk3ly3izt3qyd3g4
Ultrafast Optical Techniques for Communication Networks and Signal Processing
[chapter]
2015
Springer Series in Optical Sciences
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Analog optical signal processing techniques, or microwave photonics, provides an ideal platform for processing wireless information before it is transported to data aggregation centers by fibers. ...
The backhaul of nearly all wireless data networks is fiber-optic. ...
Beam-steering is done by adaptive antenna arrays with processing done all-optically by MPFs. ...
doi:10.1007/978-3-319-14992-9_15
fatcat:rvrgup7ovjf5ppumxujijyyhzu
2020 Index IEEE Photonics Journal Vol. 12
2020
IEEE Photonics Journal
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., +, JPHOT April 2020 7200712 Rate Analysis of Intensity Modulated Broadcast Optical Mobile Communication System With User Mobility. ...
., +, JPHOT Feb. 2020 6100117
Spatial-Dependent Hamiltonian Formulation of Cross-Mode Modulation. ...
Light interferometry Fourier and Inverse Fourier Transform Model for Delayed Self-interferometry System. Zhang ...
doi:10.1109/jphot.2021.3050278
fatcat:lbfms2rznnhurdanu5rfora5pe
Optical MEMS for Lightwave Communication
2006
Journal of Lightwave Technology
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Broadband devices include optical switches, crossconnects, optical attenuators, and data modulators, while wavelength-selective components encompass wavelength add/drop multiplexers, wavelength-selective ...
Integration of MEMS and planar lightwave circuits, microresonators, and photonic crystals could lead to further reduction in size and cost. ...
WSXC can also be constructed by integrating wavelength demultiplexing directly into the free-space optical switch fabric. ...
doi:10.1109/jlt.2006.886405
fatcat:gh77wwlueregdi6acklu4l2qay
Tunable optical delay line based on single-sideband suppressed-carrier modulation
2013
IEEE Photonics Technology Letters
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This thesis is focused on the application of vector processing in the optical domain to radiofrequency signals in two fields of application: optical beamforming, and photonic vector modulation and demodulation ...
, routing and switching, optical sampling, tone generation, delay control, beamforming and photonic generation of digital modulations, and even a combination of several of these functionalities. ...
The WDM beam signal compounds are separated spatially by a wavelength filter and illuminate a separate portion of a phase-only spatial light modulator (PSLM) array. ...
doi:10.1109/lpt.2012.2227697
fatcat:e5uasvwjd5ckvcllvynughtbg4
IP over WDM
[chapter]
2009
Optical WDM Networks
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and provisioning inside the transport network, an allow fast and cheap optical switching. ...
In parallel the Internet transport infrastructure is moving towards a model of high-speed routers interconnected by optical core networks. ...
Crosstalk can be introduced by almost any WDM component, including optical filters, wavelength multiplexers and demultiplexers, optical switches, optical amplifiers and by the fiber itself. ...
doi:10.1109/9780470545447.ch7
fatcat:s4ddocdvirb7dk4icir3ti7y7u
5G PPP Architecture Working Group - View on 5G Architecture, Version 3.0
2019
Zenodo
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Capitalizing on the architectural vision and framework set by the first version of the white paper, the Version 2.0 of the white paper was released in January 2018 and presented the latest findings and ...
concepts from 5G PPP Phase 1 projects and initiatives. ...
By tuning the phases of the OBFN matrix elements the generated beams can be steered. Two OBFN variants have been proposed for investigation in [3-40], namely a coherent and an incoherent OBFN. ...
doi:10.5281/zenodo.3265030
fatcat:ctlelszvm5fdfodlequre424wa
Parameter survey of a rib stiffened wooden floor using sinus modes model
2008
Journal of the Acoustical Society of America
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A grouping of the churches by typology was found by analysing the reverberation times; 3. ...
The most representative churches ͑San Marco, Parish churches, hospitals and monasteries͒ were selected for this study and the music was performed within them by the Choir of St John's College of Cambridge ...
Temporal and spatial coherence of low frequency acoustic modes in shallow water. ...
doi:10.1121/1.2933934
fatcat:fmeouf2iynctnculdxzvoqb4iu
Spherical near field acoustic holography with microphones on a rigid sphere
2008
Journal of the Acoustical Society of America
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A grouping of the churches by typology was found by analysing the reverberation times; 3. ...
The most representative churches ͑San Marco, Parish churches, hospitals and monasteries͒ were selected for this study and the music was performed within them by the Choir of St John's College of Cambridge ...
Temporal and spatial coherence of low frequency acoustic modes in shallow water. ...
doi:10.1121/1.2934035
fatcat:57w2rziyfvcmnnyzsxlgg43qxa
Measurement of total sound energy density in enclosures at low frequencies
2008
Journal of the Acoustical Society of America
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A grouping of the churches by typology was found by analysing the reverberation times; 3. ...
The most representative churches ͑San Marco, Parish churches, hospitals and monasteries͒ were selected for this study and the music was performed within them by the Choir of St John's College of Cambridge ...
Temporal and spatial coherence of low frequency acoustic modes in shallow water. ...
doi:10.1121/1.2934233
fatcat:vuavezpbsnabxmhi4jlbvbwgly
Versatile shaping of optical frequency combs and applications
2021
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Christophe Moser, and jury members Prof. José Azaña, Prof. Chen-Bin Huang, and Prof. Tobias J. Kippenberg for reviewing and commenting my thesis work. ...
Jijun He for the help in the experiments and Dr. Junqiu Liu for fabricating the samples. The results we got are fruitful. ...
Acknowledgements First and foremost, I would like to express my deepest gratitude to my thesis supervisor, Prof. Camille-Sophie Brès. Four years ago, she encouraged me to pursue a direct PhD at EPFL. ...
doi:10.5075/epfl-thesis-10435
fatcat:nr6ohn37zveebiyynnz6ag7fh4
Future trends in microelectronics - reflections on the road to nanotechnology
1997
Precision engineering
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the data needed, and completing and reviewing the collection of information. ...
Reports, 1215 Jefferson Davis Highway, Suite 1204, Arlington, VA 22202-4302, and to the Office of Management and Budget, Paperwork Reduction Project (0704-0188), Washington, DC 20503. ...
Acknowledgement This work was supported by the Office of Naval Research (N00014-89-J-1470, N00014-92-J-1519 KH) and by the Army Research Office (DAAL03-92-G-0271). ...
doi:10.1016/0141-6359(97)90048-9
fatcat:j7blw4wn6zbitmoqqffj46g54e
An Asymmetric B-Factory Based on PEP
1989
Annals of the New York Academy of Sciences
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Definitive measurements of both Cabibbo-allowed and Cabibbosuppressed semileptonic decay modes are possible. ...
A wide variety of b -» c and b -> u hadronic decays are available for study, as are b -> c and b -» u semileptonic decays. ...
Control Distribution The control system will have its processes distributed spatially and functionally. ...
doi:10.1111/j.1749-6632.1989.tb31331.x
fatcat:px73dnxainhohjyghukw3vueue
ALICE: Physics Performance Report, Volume I
2004
Journal of Physics G: Nuclear and Particle Physics
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It currently includes more than 900 physicists and senior engineers, from both nuclear and high-energy physics, from about 80 institutions in 28 countries. ...
ALICE is a general-purpose heavy-ion experiment designed to study the physics of strongly interacting matter and the quark-gluon plasma in nucleus-nucleus collisions at the LHC. ...
In addition the Collaboration would like to acknowledge the contributions by S Maridor, L Ray and R Veenhof. ...
doi:10.1088/0954-3899/30/11/001
fatcat:kpuzyaivrnbyzjkz4lbxas4sla
Scalable optical switches: Architectures and physical layer characterization
2013
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The objective of this work is to investigate the scalability of various optical switches and networks by using theoretical and experimental models. ...
The scaling of optical networks, while benefiting from optical transparency is however influenced by the accumulations of certain physical impairments, such as interference (crosstalk) and amplifier noises ...
with an AWG (the chosen spatial group containing W wavelengths is demultiplexed as it passes through for subsequent wavelength selection stage). ...
doi:10.20381/ruor-13061
fatcat:qvnlv2j3rbaxzfw2m3rn3neszq
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