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    MU Signal Processing group MU Signal Processing group Presentation Transcript

    • Signal Processing Research at the University of Mondragón Signal Theory and Communications Area Mondragon Goi Eskola Politeknikoa UNIVERSITY OF MONDRAGON Contact:Mikel Mendicute: mmendikute@eps.mondragon.edu Egoitz Arruti: earruti@eps.mondragon.edu
    • Outline 1. University of Mondragon 2. Signal processing team 3. Fundamental research 3 F d t l h 4 Applied research and industrial projects 4. 5. Main collaboratorsSignal Processing at the University of Mondragon 2
    • 1.-1.- University of Mondragon MondragonSignal Processing at the University of Mondragon 3
    • 1.-1.- University of Mondragon The University Private university with three faculties: Faculty of Engineering (Mondragon High Politechnical School) Business St di B i Studies Humanities and Education Sciences Students: Close to 8000 students Funding: Student Fees Basque and Spanish Governments R&D contracts with private companies t t ith i t i Mondragon Corporation: Biggest industrial corporation in the Basque Country (7th in Spain) 90000 workers, 75% of them cooperativists (owners of the company) The University is a cooperative and member of the corporation Includes 12 research centers, around 260 companiesSignal Processing at the University of Mondragon 4
    • 1.-1.- University of Mondragon Budget 2009/2010 Budget: 26,5 M € 27% 35% 9% 29% Students Projects under Contract and Technological Transfer University Plan Competitive ProjectsSignal Processing at the University of Mondragon 10-07-09
    • Outline 1. University of Mondragón 2. Signal processing team 3. Fundamental research 3 F d t l h 4 Applied research and industrial projects 4. 5. Main collaboratorsSignal Processing at the University of Mondragon 6
    • 2.-2.- Signal Processing Team at MU Research lines at MU Engineering Faculty ORGANIZATION AND INDUSTRIAL MANAGEMENT MECHANICAL BEHAVIOUR AND PRODUCT DESIGN Operations Management Innovation and Entrepreneurship Innovation in Industrial Design Mechanical Design Acoustics and Vibrations INFORMATION AND COMMUNICATIONS TECHNOLOGIES SCIENCE, TECHNOLOGY AND PROCESSES OF Telematics MATERIALS TRANSFORMATION Intelligent and Distributed Control Systems Structural Mechanics Software Engineering Technology of plastics and composites Signal Theory and Communications High performance machining processes Advanced processes for materials forming ELECTRICAL ENERGY Fluid Mechanics Electronic Power Systems Applied to the Surface Technologies Control Electrical Energy Drive Systems Applied to Traction and the Generation of Electrical E G ti f El t i l Energy Investigación y Transferencia en EPS-MU 10-07-09Signal Processing at the University of Mondragon 7
    • 2.-2.- Signal Processing Team at MU Signal Theory and Communications Area Signal Theory and Communications Area: 12 lecturers (7 doctors) ( ) 7 PhD students 10 grant students (1/2 day, MsC projects , etc.) 3 Teams: Vision d Image processing (3 l t Vi i and I i lecturers + 2 PhD students) t d t ) Digital systems for communications and control (5 lecturers + 1 PhD Student) Signal processing for communications: 5 Lecturers E. Arruti, J. M. Zabalegui, I.Sobrón, J. Altuna and M. Mendicute. 5 PhD students Digital TV: I. Sobrón, L. Martínez and P. Ochandiano Multiuser MIMO M B M lti MIMO: M. Barrenechea and I Ji é h d I. Jiménez.Signal Processing at the University of Mondragon 8
    • 2.-2.- Signal Processing Team at MU Signal Theory and Communications Area Main tools for signal processing: 2 Hunt Heron HEPC9 boards 6 Virtex-II FPGAs 2 TI DSPs. 4 Maxim RF front-ends (IQ input/output) 20 MHz, 2.4 – 5.2 GHz 1 VHS chasis f h i from L t h Lyrtech 8 ADC + Virtex-II 8 DAC + Virtex-II Virtex II SignalMaster QUAD (2 DSP + 2 FPGAs Virtex-4) 2 Quad front-ends from Lyrtech (Maxim chips) 2 Agilent VXI + Vector Signal Analyzer (2 singles, one double) DVB generation and analysis equipment Generic equipment: generators, network analyzers, etc. G i i t t t k l tSignal Processing at the University of Mondragon 9
    • Outline 1. University of Mondragón 2. Signal processing team 3. Fundamental research 3 F d t l h 4 Applied research and industrial projects 4. 5. Main collaboratorsSignal Processing at the University of Mondragon 10
    • 3.-3.- Fundamental research Multiuser MIMO MIMO: Multiple-Input Multiple-Output Multiuser: Users share some bandwidth Broadcast (downlink) MAC (uplink) Relaying Precoding CSI estimation ti ti and d feedback Funding: MULTIMIMO MIMONET DISCOMUL (1 y 2) COMALCA TERETRANSSignal Processing at the University of Mondragon 11
    • 3.-3.- Fundamental research Multiuser MIMO AF relaying Optimization of precoding and relay algorithms for AF (amplify-and- forward) relaying in multiantenna multiuser scenarios: ) y g – Vector precoding in AF relaying scenario. – Sub-optimal linear precoding and relaying. – Scheduling algorithms for cooperative and non-cooperative relaying trough differente repeaters.Signal Processing at the University of Mondragon
    • 3.-3.- Fundamental research Vector Precoding Algorithm design and implementation: - Design of a Fixed Sphere Encoder - FPGA implementation using Xilinx System Generator Sum-rate capacity bounds: -UUpper and l d lower b bounds on th sum-rate of VP systems, b d the t f t based on d lattice theory. - Scheduling, QoS or balancing strategies based on the new bounds.Signal Processing at the University of Mondragon 13
    • 3.-3.- Fundamental research Vector Precoding Implementation of the FSE – Sample system: • 6 transmit antennas and 6 single-antenna users users. • 16-QAM modulation • Tree-search configuration vector: n=[1,1,1,1,2,6] • 3 pipeline stages • Optimization for FPGA implementation: reduction of FPGA area and required embedded multipliers. • Complexity and performance comparison of other well-known algorithms (K-Best, LLR- p y p p g ( , based, etc.) Memoria de datos UBM UDEP 6 UDEP 5 UDEP 4 UDEP 3 UDEP 2 UDEP 1 Memoria de canalSignal Processing at the University of Mondragon
    • 3.-3.- Fundamental research Digital Television New digital TV standards DVB-T2 DVB-NGH ¿New? LDPC codes Iterativa decoding g Multiantenna transmission Channel estimation ICI cancelation Funding: g FURIA (1,2 y 3) IKERTU (Fagor)Signal Processing at the University of Mondragon 15
    • 3.-3.- Fundamental research Digital Television Distributed MISO transmission in DVB-T2 and future DVB-NGH: Alamouti, Golden codes, Silver codes… Analysis f the A l i of th SFBC codes i single-frequency networks (SFN) d in i l f t k Analysis and reduction of detection complexitySignal Processing at the University of Mondragon 16
    • 3.-3.- Fundamental research Digital Television ICI cancelation algorithms for high-mobility DVB-T2 and DVB-NGH scenarios: Analysis of the influence of ICI and its cancelation on the performance of high- high mobility DVB standards. Iterative maximum a posteriori (MAP) ICI cancelation and LDPC decoding maximum-a-posteriori decoding. Design of belief propagation (BP) based ICI canceler belief-propagation canceler..Signal Processing at the University of Mondragon 17
    • 3.-3.- Fundamental research Digital Television Channel and ICI estimation for new DVB standards: Pilot distribution Decision-based iterative channel estimation BEM (Basic Expansion Model) based channel estimation for high-doppler channels. Extension to MISO transmission (Alamouti, Golden, etc.)Signal Processing at the University of Mondragon 18
    • Outline 1. University of Mondragón 2. Signal processing team 3. Fundamental research 3 F d t l h 4. Applied research and industrial projects 5. Main collaboratorsSignal Processing at the University of Mondragon 19
    • 4.-4.- Applied research and industrial projects Signal processing and communications projects for industry: Algorithm design and simulation. FPGA and DSP implementation of signal processing algorithms. Digital television. Simulation of train networks and communications protocols GAP-FIL: Channel equalizer for DVB-T repeaters. CANCEL: Echo CANCEL E h canceller f di it l SFN DVB T repeaters. ll for digital DVB-T t MC-CANCEL: Multi-channel echo canceler. Train S itch Sim lation of train net orks and protocols Switch: Simulation networks protocols. SDT/STT: DVB-S/T transmodulation and DVB table processing.Signal Processing at the University of Mondragon
    • Outline 1. University of Mondragón 2. Signal processing team 3. Fundamental research 3 F d t l h 4 Applied research and industrial projects 4. 5. Main collaboratorsSignal Processing at the University of Mondragon 21
    • 5.-5.- Main collaborators Ikerlan Technologial Research Center Embedded Systems-Communications Area: • Signal processing for Po erline comm nications Powerline communications • Two on-going PhDs: g g “Robust multi access techniques for powerline communications systems “ “Methodology for SDR integration in rapid prototyping” Methodology prototyping • Indoor wireless channel measurements and modelling Office & Railway Train • RF transceiver based on rapid prototyping tools First Fi steps towards SDR i d i l communication system d industrial i iSignal Processing at the University of Mondragon
    • 5.-5.- Main collaborators University Groups Recent collaborations (through the internship of our PhD students and researchers at their groups): University of Edinburgh, UK. y g Queen’s University Belfast, UK. Technical University of Munich, Germany. University of Turku, Finland. University of Braunschweig, Germany. Chalmers University, Sweden. University of Stratchclyde, UK. École Polytechnique Fédérale de Lausanne, Switzerland.Signal Processing at the University of Mondragon