equipe systèmes de communication esycom ea 2552

Christian Rumelhard 1

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Equipe Systèmes de Communication

ESYCOM EA 2552


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• 1994: creation of DEA (Master) « High Frequencies communication Systems »with CNAM, ESIEE, UMLV, INT Evry

• 1996: creation of a pole “Electronics for High frequencies”with CNAM, ESIEE, UMLV

• Jan. 2000: Equipe d’Accueil n° 2552 (French Ministry of Education)called Laboratoire Systèmes de Communication for 2 years

• Jan. 2002: Equipe d ’Accueil n° 2552, Laboratoire Systèmes de Communication for 2 years


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ESYCOM

Laboratory Systèmes de Communication, EA 2552

Microwave andphotonic componentsand circuits CNAM

RF and microwave circuitsand systems ESIEE

Microwave andpropagation UMLV

Measurement equipments

Antennas, propagationand EMCUMLV

Numerical communication circuits andsystems in microwaves and optics

ESIEE

Photonics and micro-wave characterisation

CNAM


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ESYCOM

• 3 groups: CNAM-ESIEE-UMLV• 3 measurement equipments• 1 steering committee• 1 laboratory council• 13 researchers - teachers• 11 associated researchers - teachers• 15 doctorate students


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n Five research items:

- Electromagnetic modeling algorithms and comparative measurements - Architectures and algorithms for numerical wireless communications- Design and measurement of photonic and microwave components and circuits- Signal processing, speech and coding

- RF and optical MEMS


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Recent actions:

• Organisation of EuMW in 2000 at Paris la Défense• Organisation of three Summer Schools on RF and Microwaves in September 2001 (ESIEE) in September 2002 (UMLV)in January 2004 (CNAM)• web site with members, publications, etc…syscom.univ-mlv.fr


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n For next months ?

• Constitution of a new project with several teams of ESIEEwith new members from CNAM

to be presented to the french CNRS (National Center for Scientific Research) for next year (2004)

• Constitution of an independent Scientific Committee


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Item 3:

Design, simulation and measurements of microwave or photonic components and circuits (CNAM, ESIEE)

CNAM: 1 prof, 2 lecturers, 4 PhD students, 1 associated prof.

ESIEE: 1 lecturer, 1 PhD student


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n Physical modelling of HPT:

• GaInP / GaAs (0,85 µm): PhD, Thales Research and Technology

• InP / GaInAs (1,55 µm): PhD, CNET then OPTO+ measurements LEST at Brest then ESYCOM-CNAM

• Si / SiGe (0,9 µm): PhD + PhD in progress, realisation: Ulm University, measurements ESYCOM-CNAM


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n Design and measurements of microwave and photoniccircuits:

• opto amplifier InP/GaInAs à 30 GHz (1,55 µm):PhD, CNET then OPTO+, measurement ESYC-CNAM

• modulator with rejection of LO and lower RF band: CNAM patent, PhD in progress, UMS foundry measurements ESYCOM-ESIEE + CNAM


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Simulation of optical links in microwaves

• simulation of optical links with ADS: gain, noise,non linearities. Models for lasers, optical fibres, photodiode, PhD, technology and measurements Thales

• amplitude and phase noise around microwave modulation in lasers, PhD in progress, technology and measurement Thales

• new method of modulation for Radio on Fiber,PhD in progress, simulation and measurements ESYCOM-CNAM


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Study of ad hoc networks in Ultra Wide Band

• PhD in progress, measurement: Thales Communications and CNAM Paris, RNRT contract with Mitsubishi, EURECOM, Thales Communications

Generaration of microwaves with beating of lasers

equipe systèmes de communication esycom ea 2552

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