ESYCOM 5 avril 2005 C. R. 1

1
EQUIPE SYSTEMES DE COMMUNICATION ET
MICROSYSTEMES ESYCOM / EA 2552 COMMUNICATION
SYSTEMS AND MEMS TEAM C. Rumelhard
2
SUMMARY
1 Origin of ESYCOM 2 Configuration of
ESYCOM 3 An example of item Microwave
Photonics 4 Synthesis and prospects
3
1 Origin of ESYCOM

• 1994 Master High Frequency Communication
  Systems,
• cooperation UMLV, CNAM, ESIEE, INT Evry
• 1996 High Frequency Electronics Pole with CNAM,
  ESIEE, UMLV in Marne la Vallée
• Jan. 2000 Label for 2 years as Equipe
  daccueil by french Research Ministry under the
  name Equipe Systèmes de Communication, ESYCOM
• Jan. 2002 new label for 2 years

4
1 Origin of ESYCOM

• in 2003 association with MEMS team of ESIEE
• gt Equipe Systèmes de Communication et
  Microsystèmes, ESYCOM
• Jan. 2004 label for 2 years
• Oct. 2005 cooperation with french CNRS in a
   Groupement dIntérêt
• Scientifique 
• Oct. 2005 label for 4 years (2006-2009)

5
2 Configuration of ESYCOM
Research items

• Electromagnetism and applications, UMLV, ESIEE
• Digital wireless communications, ESIEE
• Microsystems and microtechnologies, ESIEE, CNAM,
  UMLV
• Photonics and microwaves, CNAM, ESIEE, UMLV

High Frequency Measurements

• Antennas, Propagation and EMC, UMLV
• Characterisation of circuits and digital
  communication systems in microwaves and optics,
  ESIEE
• Photonics and microwave characterisation, CNAM

MEMS technology, ESIEE
6
2 Configuration of ESYCOM
Research items
1 - Electromagnetism and applications UMLV,
ESIEE - Numerical computations for
electromagnetism - Antennas and networks -
EMC, propagation and mastering of hertzian
channel 2 Digital Wireless Communications
ESIEE - Transmitter/Receiver architectures -
Signal and image coding 3 - Microsystems (MEMS)
and technology ESIEE, CNAM, UMLV - Sensors,
actuators and associated electronics - RF and
optical MEMS 4 - Photonics and microwaves CNAM,
ESIEE, UMLV - Microwave circuits and links in
optics - Photonics and microwave components
7
2 Configuration of ESYCOM

• 4 research items
• 34 teachers-researchers
• 29 Ph D
• 5 technicians/engineers
• 15 Ph D passed since 2000
• 3 measurement equipments
• MEMS technology

8
2 Configuration of ESYCOM
Human resources
Teachers- researchers Ph D Technic. Techno Technic. Engin.
UMLV 9 9 1
CNAM 4 4 0,2
ESIEE 21 16 2,5 (8) 1,2
ESYCOM 34 29 2,5 (8) 2,4
9
2 Configuration of ESYCOM
29 Ph D T1  French research ministry
funding T2  Cifre funding T3  R/D
contracts T4  Foreign affairs ministry, foreign
government funding T5  Institutions or industry
funding T6  Others
10
2 Configuration of ESYCOM
Main activities

• European network of excellence Network of
  Excellence in broadband
• Fiber Radio Techniques and its Integration
  Technologies NEFERTITI
• European network of excellence Antenna Center
  of Excellence ACE
• 3 french RNRT (National Research Network in
  Telecommunications) contracts
• 3 ANVAR contracts
• 1 CNES contract
• 1 CNRS contract
• 1 ACI Ville contract
• etc

11
2 Configuration of ESYCOM

• Main activities
• Organisation of Europan Microwave Week in Oct.
  2000 in Paris La Défense
• 3 conferences, 11 workshops, 3 short courses, 1
  exhibition
• 2000 registrations conf. and workshops, 1300
  visitors of exhibition,
• 38 countries
• Organisation of 3 Summer Schools on RF and
  Microwave Systems
• - Sept. 2001 Architectures for RF systems
  (ESIEE)
• - Sept. 2002 Mastering of hertzian channel with
  several communication systems (UMLV)
• - March 2004 Advanced design of MMICs for
  millimeter waves, photonic and multifunction
  applications (CNAM)

12
2 Configuration of ESYCOM
Publications
Item 1 Electroma-gnetism Item 2 Wireless communic. Item 3 Microsyst.-microtechno Item 4 Microwave photonics Total
Scientific books 2 3 5 6 16
Transactions 22 11 16 5 54
Conferences 48 50 59 28 175
Patents 3 4 6 2 15
Ph D 4 5 5 6 20
13
3 An example of item microwave photonics

• 3 professors, 2 lecturers, 4 passed Ph D,
• 5 Ph D, 5 Engineer diploma memoires
• Why microwave photonic links?
•  
• Signal distribution in phased array antennas
• commercial satellites or military planes. A few
  metres.
• Radio over fiber. Few km for microwaves over
  optics and a few tens of meters for hertzian
  microwave link
• Optical distribution of a signal in very high
  bit rate electronic systems. A few m or a few
  tens of m.

14
(No Transcript)
15
(No Transcript)
16
(No Transcript)
17
(No Transcript)
18
(No Transcript)
19

• Establishment of a library of models to simulate
  a complete
• microwave photonic link with a non linear
  frequency domain simulator
• ( ADS). Many simulations in gain, noise and non
  linearities of
• microwave photonic links (3 CNAM memoires part
  of a thesis)
• ESYCOM Thales Airborne Systems

20
Microwave optical links
21
(No Transcript)
22
(No Transcript)
23
(No Transcript)
24
(No Transcript)
25
(No Transcript)
26

• Opto amplifier at 30 GHz with InP/GaInAs
  heterojunction
• phototransistors (HPT) (Ph D)
• Design ESYCOM with our HPT models
• Technology OPTO Marcoussis
• Measurements LEST Brest

27
(No Transcript)
28
3 An example of item microwave photonics
Circuits for microwave photonic links

• Broad band distributed preamplifier 0,2 to 20
  GHz for photodiode
• (CNAM memoire)
• Design ESYCOM Ferdinand Braun Institut für
• Höchstfrequenztechnik Berlin
• Technology UMS Orsay-Ulm
• Measurements ESYCOM

29
3 An example of item microwave photonics
Circuits for microwave photonic links

• Modulator (up converter) at 30 GHz (Ph D
  patent)
• Design ESYCOM
• Technology HFET UMS Orsay-Ulm
• Measurement ESYCOM

30
3 An example of item microwave photonics
Circuits for microwave photonic links

• Frequency tripler 12,66-38 GHz (Ph D)
• Design ESYCOM
• HFET technology OMMIC Limeil Brévanne
• Measurements ESYCOM Agilent Palo Alto
•  
• Chipset for transmitter and receiver of UWB
  signals (3,6-10,7 GHz)
• (Ph D)
• Design ESYCOM
• Technology UMS Orsay-Ulm
• Measurements ESYCOM ENSTA Paris

31
Monocycle wavelet generator
Generation of monocycle pulses with differential
pairs of transistors
32
(No Transcript)
33
3 An example of item microwave photonics
Microwave photonic components

• InP/GaInAs heterojunction phototransistor (HPT)
  (Ph D)
• Numerical and physical simulations of
  semiconductor
• devices in finite differences ESYCOM
• Measuremens OPTO Marcoussis, LEST Brest,
  ESYCOM
• New concepts (optoelectronic S parameters) for
  optoelectronic modelling of a HPT ESYCOM

34
(No Transcript)
35
(No Transcript)
36
(No Transcript)
37
HPT large signal model

• modulated light
• microwave response
• noise
• thermal behaviour

38
3 An example of item microwave photonics
Microwave photonic components

• Si/SiGe phototransistor (Ph D)
• Physical simulation and design ESYCOM
• Technology Atmel Heilbronn through Université
  of Ulm
• Microwave measurements IEF Orsay
• Optoelectronic measurements ESYCOM
• First world result for a Si/SiGe HPT
• Comparison with other teams in the world
  (Germany, France,
• Israel, Taïwan, USA) in a workshop organised by
  ESYCOM in
• Budapest in Sept. 2003 in association with an
  IEEE Topical Meeting
• on Microwave Photonics
• For a Si/SiGe HPT, a team of the University of
  Taïwan began with a
• MQW structure and recently switched to our
  solution.

39
(No Transcript)
40
(No Transcript)
41
(No Transcript)
42

• Improving the frequency response of Si/SiGe PTH
  by a focalisation of
• optical absorption in the base by optimisation of
  optical wavelength (Ph D)
• Physical simulations ESYCOM
• Future technology Atmel Heilbronn through
  University of Ulm
•  

43
(No Transcript)
44
(No Transcript)
45

• Improving the responsivity of a Si/SiGe by
  insertion in a horizontal
• optical cavity constituted of adjustable Bragg
  reflectors (Ph D)
• Optimisation of the number of blades of the
  Bragg reflector to
• improve absorption ESYCOM
• MEMS Si technology for Bragg reflectors ESYCOM

46
(No Transcript)
47
(No Transcript)
48
3 An example of item microwave photonics
Microwave photonic components

• Study of a phase shifter constituted of two
  coupled optical cavities
• realized with Bragg reflectors (Ph D)
• Design of adjustable micro-photonic circuit
• ESYCOM IEF Orsay
• Future realization with a MEMS technology on Si
  ESYCOM

49
(No Transcript)
50
(No Transcript)
51
(No Transcript)
52
4 Synthesis and prospects

• Microwave photonic item
• First realization of a Si/SiGe microwave HPT
• Necessity to have an access to different
  technologies Atmel Ulm, OPTO Marcoussis, OMMIC
  Limeil Brévanne, UMS Orsay-Ulm
• Direct acces to ESIEE MEMS Si technology for
  micro-photonic circuits
• Measurements realized in Brest, Orsay, Marne la
  Vallée and Paris
• ESYCOM
• Many contacts with other items of ESYCOM
• Also contacts with other microwave photonics
  teams in Paris (Paris VI)