Transcript Slide 1

Interfaculty
BTT Master
Broadband
Telecommunication Technologies
[email protected]
Broadband Telecommunication Technology
BTT: why?
• Unlimited and virtually free communication
– from everywhere to everywhere
– from everyone to everyone
– at any time
• Fast worldwide access and exchange of information
– Huge capacity and flexibility through optical technology
– High mobility through wireless technology
– Optical arteries and veins
– Wireless capillaries
the ubiquitous boundless
communication ether
Broadband Telecommunication Technology
Telecom Networks
Broadband Telecommunication Technology
BTT: what?
The broadest specialization, integrating:
• Photonics and Electronics
• Mathematics and Computer Science
• Signal Processing and Information Theory
• Electromagnetics
• Operations Management
Broadband Telecommunication Technology
BTT: what?
The broadest specialization, integrating:
• Photonics and Electronics
• Mathematics and Computer Science
• Signal Processing and Information Theory
• Electromagnetics
• Operations Management
Broadband Telecommunication Technology
BTT Participating Faculties
Electrical Engineering (EEIT)
Mathematics & Computer Science (W&I)
Applied Physics (TN)
Chemical Engineering & Chemistry (ST)
Technology Management (TeMa)
a t e r i al s
ic
es
te
Dev
ms
M
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•
•
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•
Sys
COBRA Inter-University Research
Institute on Communication Technology
Broadband Telecommunication Technology
BTT List of Participants
Electrical Engineering
1.
2.
3.
4.
5.
6.
7.
Koonen (Optical Communications)
Fledderus (Wireless communications)
Smit (Photonics)
Tijhuis (Electromagnetics)
van Roermund (Electronics)
Bergmans (Signal Processing)
Otten (Electronic Systems)
Mathematics & Computer Science
1.
2.
Van Tilborg (Coding & Cryptography)
Boxma (Stochastic Operations Research)
Applied Physics
1.
2.
Fiore, Koenraad (Photonics and Semiconductor Nanophysics)
Janssen (Polymer devices)
Chemical Engineering and Chemistry
1.
2.
Janssen (Polymer technology)
De With (Glass-ceramics)
Technology Management
1.
Smits (Technology & Policy)
Broadband Telecommunication Technology
BTT List of Participants
Mathematics & Computer Science
1.
2.
Van Tilborg (Coding & Cryptography)
Boxma (Stochastic Operations Research)
ms
a t e r i al s
ic
es
Fiore, Koenraad (Photonics and Semiconductor Nanophysics)
Janssen (Polymer devices)
Chemical Engineering and Chemistry
1.
2.
Janssen (Polymer technology)
De With (Glass-ceramics)
Technology Management
1.
Smits (Technology & Policy)
Broadband Telecommunication Technology
Sys
Photonic
Applied Physics
1.
2.
te
Koonen (Optical Communications)
Fledderus (Wireless communications)
Smit (Photonics)
Tijhuis (Electromagnetics)
van Roermund (Electronics)
Bergmans (Signal Processing)
Otten (Electronic Systems)
Dev
1.
2.
3.
4.
5.
6.
7.
M
Electrical Engineering
BTT Master Program Structure
Year 1
Preparation
12
Core program
12
Broadening
Traineeship
Prof. development
36
Traineeship, specialisation
Year 2
20
40
BTT Graduation project
Broadband Telecommunication Technology
9
BTT Master Cert. Program TN
Year 1
•
BTT Preparation
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–
•
Inleiding Halfgeleiders & Toepassingen (3S260)
Nanofotonica (3S310)
BTT core program
–
–
–
–
•
12 ects
12 ects
Basics of telecommunication (5LL10)
Computer networks (5JJ90)
Wireless communications (5MY10)
Optical fibre communications (5LL40)
BTT Broadening
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3
3
3
3
3
3
36 ects
External Internship (international BTT partner)
Interfaculty project
3 Elective BTT courses
19
8
9
Year 2
•
BTT Internship (BTT partners)
Broadband Telecommunication Technology
60 ects
Photonics & Semiconductor Nanophysics
“To manipulate single
charges, spins and photons
in nanostructured semiconductors”
Self-assembled quantum dots
Photonic crystal
InP
InGaAsP
InP
125 nm * 125 nm
10 mm * 10 mm
Broadband Telecommunication Technology
PSN
Chain of Knowledge
PSN
epitaxial growth
structural analysis
physics of photons,
electrons and spins
devices
Broadband Telecommunication Technology
Tuning of Nanostructures
PSN
Wavelength tuning of InAs/InP QDs in the 1.55 mm wavelength
region through insertion of ultra-thin GaAs interlayers
2 mm x 2 mm
RT PL emission:
0-2 ML GaAs below 3.2 ML InAs QDs
Q. Gong et al. APL 84, 275 (2004)
Broadband Telecommunication Technology
Ordering of Nanostructures
PSN
Self-organized lateral ordering of QDs through anisotropic
strain engineering of (In,Ga)As/GaAs superlattice templates
1-dim. QD arrays on
GaAs (100)
T. Mano et al. APL 81, 1705 (2002)
[0-11]
T. v. Lippen et al. APL 85, 118 (2004)
Broadband Telecommunication Technology
1 mm x 1 mm
1 mm x 1 mm
[0-11]
2-dim. QD arrays on
GaAs (311)B
Atomic Scale Composition Analysis
PSN
GaAsSb
InAs
InGaAs
Broadband Telecommunication Technology
Nanostructure Design
30 nm * 40 nm
PSN
001
1-10
110
40 nm * 60 nm
50 nm * 50 nm
Q. Gong et al APL 85, 5697 (2004)
J. He et al, Appl. Phys. Lett. 85, 2771 (2004)
P. Offermans, accepted for APL (2005)
Optics of Single Nanostructures
PSN
Single Dot Spectroscopy
Ec
electrons
Ev
holes
Broadband Telecommunication Technology
Operation of QD Ring Laser
Input WG
Output WG
500 µm
rmin = 100 μm
Ring
2 mm long
1.65 µm wide
PSN
Spectral power (dBm)
Y. Barbarin, et al., PTL18, 2644 (2006)
-20
-30
-40
-50
Spectral power (W)
adiabatic
Δν = 40 GHz
1E-3
1E-4
1E-5
1E-6
1E-7
1E-8
189500
RT, cw
Iring=140mA
IWG=0mA
189600
189700
Freq (GHz)
-60
-70
-80
1560 1565 1570 1575 1580 1585 1590 1595
Broadband Telecommunication Technology
Wavelength (nm)
Fabricated InGaAsP Nanocavities
PSN
Simple H1 Cavity
Modified H1 Cavity
Simple H2 Cavity
Modified H0 Cavity
5
Q~1000
Intensity (a.u.)
4
3
Q~600
Q~2500
2
Q~3000
1
Q~600
0
1350
1425
1500
1575
1650
Wavelength (nm)
Broadband Telecommunication Technology
Single-photon Physics & Applications
PSN
Measuring one and few photons with superconducting nanowires
4
3
2
1
700ps
0
Parallel array of NbN nanowires: Each photon
striking a wire produces a voltage pulse
Measured histograms of coherent light
Divochiy et al., Nature Photonics, May 2008
(collaboration with EPF Lausanne, CNR Rome, MSPU Moscow)
Broadband Telecommunication Technology
Opto-Electronic Devices
highlights
Broadband Telecommunication Technology
Electro-Optic Communication
highlights
Broadband Telecommunication Technology
Electromagnetics
highlights
bent fibre
dipole on top of single
3D EBG slab cell
2D EBG finite slab
antenna radiation above
finite 2D EBG slab
Broadband Telecommunication Technology
antenna radiation (dB)
above finite 2D EBG
slab
Wireless Communications
highlights
MIMO OFDM testbed
Radio wave propagation
Measured and simulated channel
impulse response along trajectory
Proof of concept data rate 162 Mbit/s
Broadband Telecommunication Technology