Interfaculty BTT Master Broadband Telecommunication Technologies P.M.Koenraad@tue.nl

Broadband Telecommunication Technology

Interfaculty

BTT MasterBroadband

Telecommunication TechnologiesP.M.Koenraad@tue.nl

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

Telecom Networks

Broadband Telecommunication Technology

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)M

aterials

D e v i c e s S y s t

e m

s

COBRA Inter-University Research Institute on Communication Technology

Broadband Telecommunication Technology

BTT List of Participants

Electrical Engineering1. Koonen (Optical Communications)2. Fledderus (Wireless communications)3. Smit (Photonics)4. Tijhuis (Electromagnetics)5. van Roermund (Electronics)6. Bergmans (Signal Processing)7. Otten (Electronic Systems)

Mathematics & Computer Science1. Van Tilborg (Coding & Cryptography)2. Boxma (Stochastic Operations Research)

Applied Physics1. Fiore, Koenraad (Photonics and Semiconductor Nanophysics)2. Janssen (Polymer devices)

Chemical Engineering and Chemistry1. Janssen (Polymer technology)2. De With (Glass-ceramics)

Technology Management1. Smits (Technology & Policy)

Broadband Telecommunication Technology

BTT List of Participants

Electrical Engineering1. Koonen (Optical Communications)2. Fledderus (Wireless communications)3. Smit (Photonics)4. Tijhuis (Electromagnetics)5. van Roermund (Electronics)6. Bergmans (Signal Processing)7. Otten (Electronic Systems)

Mathematics & Computer Science1. Van Tilborg (Coding & Cryptography)2. Boxma (Stochastic Operations Research)

Applied Physics1. Fiore, Koenraad (Photonics and Semiconductor Nanophysics)2. Janssen (Polymer devices)

Chemical Engineering and Chemistry1. Janssen (Polymer technology)2. De With (Glass-ceramics)

Technology Management1. Smits (Technology & Policy)

M

aterialsD

e v i c e s S y s t e

m s

Photonic

Broadband Telecommunication Technology 9

Preparation 12

Core program

Traineeship, specialisation20

BTT Graduation project

40

BTT Master Program Structure

BroadeningTraineeshipProf. development

36

12

Year 1

Year 2

Broadband Telecommunication Technology

Year 1• BTT Preparation 12 ects

– Inleiding Halfgeleiders & Toepassingen (3S260) 3– Nanofotonica (3S310) 3

• BTT core program 12 ects– Basics of telecommunication (5LL10) 3– Computer networks (5JJ90) 3– Wireless communications (5MY10) 3– Optical fibre communications (5LL40) 3

• BTT Broadening 36 ects– External Internship (international BTT partner) 19– Interfaculty project 8– 3 Elective BTT courses 9

Year 2• BTT Internship (BTT partners) 60 ects

BTT Master Cert. Program TN

Broadband Telecommunication Technology

Photonics & Semiconductor Nanophysics

Self-assembled quantum dots

125 nm * 125 nm

“To manipulate single charges, spins and photons

in nanostructured semiconductors”

InP

InGaAsP

InP

Photonic crystal

10 m * 10 m

PSN

epitaxial growth

structural analysis

physics of photons,

Chain of Knowledge

electrons and spins

devices

Broadband Telecommunication Technology

PSN

0-2 ML GaAs below 3.2 ML InAs QDs

RT PL emission:

Q. Gong et al. APL 84, 275 (2004)

Wavelength tuning of InAs/InP QDs in the 1.55 m wavelength region through insertion of ultra-thin GaAs interlayers

2 m

x 2

m

Tuning of Nanostructures

Broadband Telecommunication Technology

PSN

1-dim. QD arrays on GaAs (100)

2-dim. QD arrays on GaAs (311)B

[0-11][0-11] 1 m

x

1 m

1 m

x

1 m

T. Mano et al. APL 81, 1705 (2002) T. v. Lippen et al. APL 85, 118 (2004)

Self-organized lateral ordering of QDs through anisotropic strain engineering of (In,Ga)As/GaAs superlattice templates

Ordering of Nanostructures

Broadband Telecommunication Technology

PSN

Atomic Scale Composition Analysis

InGaAs

GaAsSb

InAs

Broadband Telecommunication Technology

PSN

Nanostructure Design

50 n

m *

50

nm

35 nmJ. He et al, Appl. Phys. Lett. 85, 2771 (2004)

40

nm *

60

nm

1-10

110

001

30 n

m *

40

nm

Q. Gong et al APL 85, 5697 (2004)

P. Offermans, accepted for APL (2005)

PSN

Optics of Single Nanostructures

Ec

Ev

electrons

holes

Single Dot Spectroscopy

Broadband Telecommunication Technology

PSN

Operation of QD Ring Laser

Ring

2 mm long

1.65 µm wide

Output WG

500

µm

adiabatic

rmin = 100 μm

Input WG

1560 1565 1570 1575 1580 1585 1590 1595

-80

-70

-60

-50

-40

-30

-20

Spe

ctra

l pow

er (

dBm

)

Wavelength (nm)

RT, cw

Iring=140mAIWG=0mA

189500 189600 1897001E-8

1E-7

1E-6

1E-5

1E-4

1E-3

Spe

ctra

l pow

er (

W)

Freq (GHz)

Δν = 40 GHz

Y. Barbarin, et al., PTL18, 2644 (2006)

Broadband Telecommunication Technology

PSN

Fabricated InGaAsP Nanocavities

Modified H0 Cavity

Modified H1 Cavity

Simple H2 Cavity

Simple H1 Cavity

1350 1425 1500 1575 1650

0

1

2

3

4

5

Inte

nsit

y (a

.u.)

Wavelength (nm)

Q~3000

Q~2500

Q~600

Q~600

Q~1000

Broadband Telecommunication Technology

PSN

Single-photon Physics & Applications

700ps0

1

2

3

4

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)

Measuring one and few photons with superconducting nanowires

Broadband Telecommunication Technology

PSN

Opto-Electronic Devices

Broadband Telecommunication Technology

highlights

Broadband Telecommunication Technology

Electro-Optic Communication

highlights

Broadband Telecommunication Technology

Electromagnetics

dipole on top of single 3D EBG slab cell

bent fibre

2D EBG finite slabantenna radiation above finite 2D EBG slab

antenna radiation (dB) above finite 2D EBG slab

highlights

Broadband Telecommunication Technology

Wireless Communications

Radio wave propagation MIMO OFDM testbed

Measured and simulated channel impulse response along trajectory

Proof of concept data rate 162 Mbit/s

highlights