Veröffentlichungen
Fraunhofer-Institut für Integrierte Schaltungen IIS
Veröffentlichungen
- 2011
- 2010
- 2009
- 2008
Veröffentlichungen 2011
Hauer, Johann; Oberst, Matthias; Magnes, Werner (Inst. f. Weltraumforschung, Österr. Akdademie der Wissenschaften); Valavanoglou, Aris (Inst. f. Weltraumforschung, Österr. Akdademie der Wissenschaften)
Strahlungstolerantes Fluxgate CMOS Mixed Signal ASIC
Tagungsband, Testmethoden und Zuverlässigkeit von Schaltungen und Systemen, 23. GI/GMM/ITG-Workshop (2011)
Reichold, Ulrich; Schuhmann, Claudia; Hauer, Johann
Onchip-Spannungsregler mit verteilten Stellgliedern in 180nm CMOS
Tagungsband, Analog 2011 - Entwicklung von Analogschaltungen mit CAE-Methoden, Schwerpunkt: Entwurf eingebetteter Sensorsysteme; 12. GMM/ITG-Fachtagung; S. 75, ISBN: 978-3-8007-3369-9
Völker, Matthias; Hauer, Johann; Soriano-Asensi, Antonio (CSIC-UPV CIEMAT, Spanien); Benlloch, José María (CSIC-UPV CIEMAT); Carrascal, Jorge (CIEMAT); Cela, Jose Manuel(CIEMAT), Perez, Jose M. (CIEMAT)
144 Kanal Auswertebaustein für CZT-Sensoren mit Energie- und Zeitmessung
Tagungsband, Analog 2011 - Entwicklung von Analogschaltungen mit CAE-Methoden, Schwerpunkt: Entwurf eingebetteter Sensorsysteme; 12. GMM/ITG-Fachtagung; S. 134 -139, ISBN: 978-3-8007-3369-9
Völker, Matthias; Visakh, Jithin; Hauer, Johann
Digital Mismatch Calibration of Charge Redistribution SAR ADCs
Tagungsband, Analog 2011 - Entwicklung von Analogschaltungen mit CAE-Methoden, Schwerpunkt: Entwurf eingebetteter Sensorsysteme; 12. GMM/ITG-Fachtagung, S. 165 - 168, ISBN: 978-3-8007-3369-9
Völker, Matthias; Carrascal, Jorge García (CIEMAT, Spain); Soriano-Asensi, Antonio (CSIC-UPV-CIEMAT, Spain); Cela, Jose Manuel (CIEMAT, Spain); Sánchez, Filomeno (CSIC-UPV-CIEMAT, Spain); Perez, Jose M. (CIEMAT, Spain); Hauer, Johann; Benlloch, Jose-Maria (CSIC-UPV-CIEMAT)
Design and Preliminary Performance of a Readout ASIC for CZT Based High Resolution PET
Proceedings, 2011 IEEE Tagungsband of Nuclear Science Symposium and Medical Imaging Conference
Veröffentlichungen 2010
Ali, Muhammad; Völker, Matthias
A 2nd Order Tunable Bandpass Sigma Delta Converter for Material Monitoring in Ball Bearings
Proceedings, XXV Conference on Design of Circuits and Integrated Systems (DCIS 2010), ISBN: 978-84-693-7393-4
Blanco-Filgueira, Beatriz (Universidad Santiago de Compostela); Lopez-Martinez, Paula (Universidad Santiago de Compostela); Cabello Ferrer, Diego (Universidad Santiago de Compostela); Hauer, Johann; Neubauer, Harald
Photoresponse model for photodiode based CMMOS APS in 180nm and 90nm technologies
Proceedings, XXV Conference on Design of Circuits and Integrated Systems (DCIS 2010), pp.37 - 42, ISBN: 978-84-693-7393-4
Gaudino, Roberto (Politecnico di Torino); Molina, Julio Ramirez (Politecnico di Torino); Zoella, Dario (Istituto Superiore Mario Boella, ISMB, Torino); Savio, Paolo (ISMB, Torino); Straullo, Stefano (ISMB, Torino), Nespola, Antonello (ISMB, Torino); Abra
Architectures for low-cost Gbit/s POF links for Home Networking
Proceedings (CD-ROM), Future Network & Mobile Summit 2010
Hauer, Johann
Contactless Capacitive Obstacle Detection System for Automotive Applications
Proceedings, SMART SYSTEMS INTEGRATION (SSI) 2010, European Conference and Exhibition on Integration Issues of Miniaturized Systems in Conjunction with MEMS, MOEMS, ICs and Electronic Components
Korotkov, Alexander (St. Petersburg State Polytechnical University); Pilipko, Mikael (St. Petersburg State Polytechnical University); Morozov, Dimitry (St. Petersburg State Polytechnical University); Hauer, Johann
Delta-Sigma Modulator with a 50-MHz Sampling Rate implemented in 0.18-mym CMOS Technology
Russian Microelectronics, Vol. 39, No. 3, 2010, Pleiades Publishing Ltd, pp. 210 – 219, ISSN: 1063-7397
Magnes, Werner (Space Research Institute of Austrian Academy of Science, Graz); Hauer, Johann; Lammegger, Roland (Graz University of Technology); Valavanoglou, Aris (Space Research Institute of Austrian Academy of Science, Graz); Oberst, Matthias; Ellmeie
16-Bit Sigma-Delta ADC and New Scalar Magnetometer
Proceedings, 3rd instrument workshop for the Europa Jupiter System Mission (EJSM 2010)
Neubauer, Harald
Hybrid SARSlope ADC for CMOS Image Sensors
Proceedings, 36th European Solid-State Circuits Conference (ESSCIRC 2010)
Voelker, Matthias
Continous-Time Delta-Sigma Based Readout Concepts for CZT detector arrays
Proceedings, 6th Conference on Ph.D. Research in Microelectronics & Electronics (PRIME 2010)
Völker, Matthias
A low power multi-bit phase sampling circuit for VCO based ADCs
Proceedings, 36th European Solid-State Circuits Conference (ESSCIRC 2010)
Völker, Matthias; Zhou, Haiyan; Hauer, Johann
A Multibit Continous-Time Delta-Sigma ADC for Direct Conversion of CdZnTe-Detector Arrays
Proceedings, DASS 2010. Dresdner Arbeitstagung für Schaltungs- und Systementwurf, Fraunhofer Verlag, Stuttgart, Fraunhofer IIS, ISBN: 978-3839601266
Zhou, Haiyan; Völker, Matthias
78 dB SNR Multibit Continous-Time Delta-Sigma ADC for Readout of CdZnTe Detector Arrays
Proceedings, 2010 IEEE Sensors Application Symposium (SAS-2010), pp. 119 – 122, ISBN: 978-1-4244-4988-0
Veröffentlichungen 2009
Balasubramaniam, Harish (Hamburg University of Technology); Galjan, Wjatscheslav (Hamburg University of Technology); Krautschneider, Wolfgang (Hamburg University of Technology); Neubauer, Harald
12 Bit Hybrid C2C DAC based SAR ADC with Floating Voltage Shield
Proceedings, 3rd International Conference on Signals, Circuits and Systems (SCS 2009), p. 41030, ISBN: 978-1-4244-4397-0
Blanco-Filgueira, Beatriz (University of Santiago de Compostela); Lopez-Martinez, Paula (University of Santiago de Compostela); Cabello, Diego (University of Santiago de Compostela); Ernst, Jürgen; Neubauer, Harald; Hauer, Johann
Modeling and Simulation of CMOS APS
Proceedings, 7th Spanish Conference on Electron Devices (CDE 2009), pp. 120 - 123, ISBN: 978-1-4244-2838-0
Diaz-Madrid, José Angel; Neubauer, Harald; Hauer, Johann; Domenech-Asensi, Gines (Technical University of Cartagena); Ruiz-Merino, Ramon (Technical University of Cartagena)
Power reduction of a 12-bit 40-MS/s pipeline ADC exploiting partial amplifier sharing
Proceedings, Design, Automation & Test in Europe Conference & Exhibition (DATE '09), pp. 369 - 373, ISBN: 978-1-4244-3781-8
Hauer, Johann; Dorn, Robert; Moedl, Stefan
Modelling and Implementation of Capacitor to Digital Converters
Proceedings, XXIV Conference on Design of Circuits and Integrated Systems (DCIS’09)
Lopez, Paula (University of Santiago de Compostela); Blanco Filgureia, Beatriz (University of Santiago de Compostela); Pardo, Fernando (University of Valladolid); Cabello, Diego (Universidad de Santiago de Compostela); Hauer, Johann
A 2D model for the radiation-hard CMOS annular transistor
IOP-Journal for Semiconductor Science Technology, Vol. 24, No. 12, 2009, ISSN 0268-1242 (Print), 1361-6641 (Online)
Lopez, Paula (University of Santiago de Compostela); Blanco-Filgueira, Beatriz (University of Santiago de Compostela); Cabello, Diego (University of Santiago de Compostela); Hauer, Johann
Analysis of Cmos short-channel gate enclosed transistors
Proceedings, XXIV Conference on Design of Circuits and Integrated Systems (DCIS’09)
Lopez-Martinez, Paula (University of Santiago de Compostela); Cabello, Diego (University of Santiago de Compostela); Hauer, Johann; Blanco-Filgueira, Beatriz (University of Santiago de Compostela)
A Study of CMOS Radiation Tolerant Transistors Using Green Functions
Proceedings, 19th European Conference on Circuit Theory and Design (ECCTD '09), pp. 715 - 718, ISBN: 978-1-4244-3896-9
Lopez-Martinez, Paula (University of Santiago de Compostela); Hauer, Johann; Blanco-Filgueira, Beatriz (University of Santiago de Compostela); Cabello, Diego (University of Santiago de Compostela)
Analytical model of Short-channel Gate Enclosed Transistors Using Green Functions
Solid States Electronics, Vol. 53, Issue 5, Elsevier Ltd, pp. 514 - 519, ISSN: 0038-1101
Lopez-Martinez, Paula (University of Santiago de Compostela); Hauer, Johann; Blanco-Filgueira, Beatriz (University of Santiago de Compostela); Cabello, Diego (University of Santiago de Compostela)
A DC I-V Model for Short-channel Polygonal Enclosed-layout Transistors
International Journal of Circuit Theory and Applications, Special Issue: ECCDT 2007, Vol. 37, Issue 2, John Wiley & Sons, Ltd., pp. 163 - 177
Lopez-Martinez, Paula (University of Santiago de Compostela); Hauer, Johann; Blanco-Filgueira, Beatriz (University of Santiago de Compostela); Cabello, Diego (University of Santiago de Compostela); Ernst, Jürgen; Neubauer, Harald; Hauer, Johann
Enclosed Layout Transistors in Saturation
Proceedings, 7th Spanish Conference on Electron Devices (CDE 2009), pp. 116 - 119, ISBN: 978-1-4244-2838-0
Slawinski, Sven; Zacharias, Lutz (Westsächsische Hochschule Zwickau); Dorn, Robert ; Hauer, Johann
Erstellung und Verifizierung eines VHDL-AMS-Modells für einen kapazitiven Delta-Sigma-Modulator
Tagungsband, 12. ITG Workshop: Methoden und Beschreibungssprachen zur Modellierung und Verifikation von Schaltungen und Systemen, 2009; S. 137, ISBN: 978-3798321182
Uhlig, Johannes (University of Technolog, Dresden); Schuffny, René (University of Technology, Dresden); Neubauer, Harald; Hauer, Johann; Haase, Joachim
A Low-Power Continous-Time Incremental 2nd-Order-MASH SD-Modulator for a CMOS Imager
Proceedings, IEEE 16th International Conference on Electronics Circuits and Systems (ICECS 2009), pp. 33 - 36, ISBN: 978-1-4244-5090-9
Beatriz Blanco-Filgueira, Paula Lopez, Diego Cabello, Jürgen Ernst, Harald Neubauer, Johann Hauer
Bottom Collection of Photodiode-based CMOS APS
7th International Conference on Advanced Semiconductor Devices and Microsystems ASDAM2008
12. - 16. Oktober 2008, Smolenice Castle, Slovakia
Beatriz Blanco-Filgueira, Paula Lopez, Diego Cabello, Jürgen Ernst, Harald Neubauer, Johann Hauer
Sensitivity of photodiode-based CMOS APS in 0.18um technology: peripheral collection and optimum dimension
XXIII Conference on Design of Circuits and Integrated Systems DCIS 2008
12. - 14. November 2008, Grenoble, France
Eugenio Garcia-Moreno, Rodrigo Picos, Kay Suenaga, Jose-Angel Diaz-Madrid, Gines Domenech-Asensis, Johann Hauer
Predictive Test of a Sample and Hold Circuit
XXIII Conference on Design of Circuits and Integrated Systems DCIS 2008
12. - 14. November 2008, Grenoble, France
Paula Lopez Martinez, Johann Hauer, Beatriz Blanco Figueira, Diego Cabello
Enclosed layout transistors in saturation
7. Spanish Conference on Electronic Devices
11.- 13.Februar, Santiago de Compostela, Spain
Beatriz Blanco-Filgueira, Paula Lopez, Diego Cabello, Jürgen Ernst, Harald Neubauer, Johann Hauer
Modeling and Simulation of CMOS APS
7. Spanish Conference on Electronic Devices
11.- 13.Februar, Santiago de Compostela, Spain
Sven Slawinski, Lutz Zacharias, Johann Hauer, Robert Dorn
Erstellung und Verifikation eines VHDL-AMS-Models für einen kapazitiven Delta-Sigma-Modulator
12. Workshop:Methoden und Beschreibungssprachen zur Modellierung und Verifikation von Schaltungen und Systemen
2. - 4. März 2009, Berlin
Werner Magnes, R. Nakamura,Johann Hauer, Aris Valavanoglu, Matthias Oberst, Harald Neubauer, Irmgard Jernej,
Christian Hagen, Wolfgang Baumjohann
Miniaturized Fluxgate Magnetometer Design
Workshop on Cross-Scale Coupling in Plasmas
9.-11. März, Universita della Calabria, Rende, Italy
Jose Angel Diaz Madrid, Harald Neubauer, Johann Hauer, Gines Domenech Asensi, Ramon Ruiz-Merino
Power reduction of a 12-bit 40MS/s pipeline ADC exploiting partial amplifier sharing
Conference on Design, Automation and Test in Europe (DATE_09)
20. - 24. April 2009, Nice, France
Paula Lopez Martinez, Diego Cabello, Johann Hauer, Beatriz Blanco Figueira
A study of CMOS radiation tolerant transistors using Green functions
European Conference on Circuit Theory and Design (ECCTD09)
23.- 27.August, Antalya, Türkei
Werner Magnes, Matthias Oberst, Aris Valavanoglu, Johann Hauer, Christian Hagen, Irmgard Jernej, Harald Neubauer,
Wolfgang Baumjohann, David Pierce, Joe Means, Peter Falkner
Highly integrated front-end electronics for spaceborne fluxgate sensors
Journal of Institutes of Physics for Measurement Science and Technology
2008 Nr.19, published 30. September 2008
Paula Lopez Martinez, Johann Hauer, Beatriz Blanco Figueira, Diego Caballo
A DC I-V Model for Polygonal Enclosed Layout Transistors
International Journal of Circuit Theorie and Applications (IJCTA)
2009; Nr.37:p163-177
Paula Lopez Martinez, Johann Hauer, Beatriz Blanco Figueira, Diego Caballo
Analytical Model of short channel gate enclosed transistors using Green functions
Elsevier Journal for Solid States Electronics
2009; Nr.53:p514-519
Jose-Angel Diaz-Madrid, Jose Hinojosa, Gines Domenech-Asensis
Fuzzy logic technique for accurate analog circuits macromodel sizing
International Journal of Circuit Theorie and Applications (IJCTA)
2008 Art.nr. 575 published online by Wiley Interscience DOI:10.1002/cta.575, p.1-13
Veröffentlichungen 2008
Bingesser, Markus (austriamicrosystems GmbH); Hauer, Johann; Mödl, Stefan; Dorn, Robert; Völker, Matthias; Loelinger, Teddy (HSR-Rapperswill); Hinn, Werner (HSR – Rapperswill)
Low Noise Sigma-Delta Capacitance to Digital Converter for Sub-pF Capacitive Sensors with Integrated Dielectric Loss Measurement
Proceedings, Design, Automation and Test in Europe Conference (DATE 2008)
Blanco-Filgueira, Beatriz (University of Santiago de Compostela); Lopez-Martinez, Paula (University of Santiago de Compostela); Cabello, Diego (University of Santiago de Compostela); Ernst, Jürgen; Neubauer, Harald; Hauer, Johann
Sensitivity of photodiode-based CMOS APS in 0.18 µm technology: peripheral collection and optimum dimension
Proceedings, XXIII Conference on Design of Circuits and Integrated Systems (DCIS 2008)
Blanco-Filgueira, Beatriz (University of Santiago de Compostela); Lopez-Martinez, Paula (University of Santiago de Compostela); Cabello, Diego (University of Santiago de Compostela); Ernst, Jürgen; Neubauer, Harald; Hauer, Johann
Bottom Collection of Photodiode-Based CMOS APS"
Proceedings, 7th International Conference on Advanced Semiconductor Devices and Microsystems (ASDAM '08), pp. 67 – 70, ISBN: 978-1-4244-2325-5
Diaz-Madrid, Jose-Angel; Neubauer, Harald; Domenech, Gines (Technical University of Cartagena); Ruiz, Ramon (Technical University of Cartagena)
Comparative analysis of two operational amplifier topologies for a 40S/s 12-Bit pipelined ADC in 0.35um CMOS
Proceedings, International Conference on Integrated Circuit Design and Technology (ICICDT 2008)
Garcia-Moreno, Eugeno (Universitat de les Illes Balears); Picos, Rodrigo (University of Cartagena); Suenaga, Kay (University of Cartagena); Diaz-Madrid, Jose-Angel; Domenech-Asensi, Gines (University of Cartagena); Hauer, Johann
Predictive Test of a Sample and Hold Circuit
Proceedings, XXIII Conference on Design of Circuits and Integrated Systems (DCIS 2008)
Gustafsson, Martin (Royal Institut of Technology, Stockholm); Rusu, Ana (Royal Institut of Technology, Stockholm); Ismail, Mohammed (Royal Institut of Technology, Stockholm); Neubauer, Harald; Hauer, Johann
A flexible Algorithmic ADC for Wireless Sensor Nodes
Proceedings, 15th IEEE International Conference on Electronics, Circuits, and Systems (ICECS 2008)
Hauer, Johann; López, Paula (University of Santiago de Compostela); Blanco-Filgueira, Beatriz (University of Santiago de Compostela); Cabello, Diego (University of Santiago de Compostela)
Analytical model of short-channel gate enclosed transistors using Green functions
Solid-State Electronics, Nr. 53, Vol.5, 2009, pp. 514 - 519
Lopez-Martinez, Paula (University of Santiago de Compostela); Hauer, Johann; Blanco-Figueira, Beatrix (University of Santiago de Compostela); Caballo, Diego (University of Santiago de Compostela)
A dc I-V model for short-channel polygonal enclosed layout transistors
Special Issue of International Journal of Circuit Theory and Applications (IJCTA), 2008, Nr. 9
Magnes, Werner; Oberst, Matthias;; Valavanoglou, Aris; Hauer, Johann; Hagen, Christian; Jernej, I.; Neubauer, Harald; Baumjohann, Wolfgang; Pierce, D.; Means, J; Falkner, Peter
Highly integrated front-end electronics for spaceborne fluxgate sensors
Measurement Science and Technology, Nr. 19 (2008), IOP Publishing Ltd.
Magnes, Werner (Space Research Institute, Austrian Academy of Sciences); Oberst, Matthias; Valavanoglu, Aris (Space Research Institute, Austrian Academy of Sciences); Hauer, Johann; Hagen, Christian (Space Research Institute, Austrian Academy of Sciences)
Highly Integrated Front-end Electronics for Spaceborne Fluxgate Sensors
IOP Electronic Journals, Measurement Science and Technology, Vol. 19, No. 11, Institutes of Physics (IOP), 112001-115803
Magnes, Werner (Space Research Institute, IWF/AAS); Hauer, Johann; Valavanoglu, Aris (Space Research Institute, IWF/AAS); Oberst, Matthias; Neubauer, Harald; Falkner, Peter (ESA/ESTEC)
Magnetometer front-end ASIC (MFA)
Proceedings, 2nd International Workshop on Analogue and Mixed Signal Integrated Circuits for Space Applications (AMICSA08)
Oberst, Matthias; Weigel, Robert (Universität Erlangen-Nürnberg)
Delta–Sigma feedforward topology
Electronic Letters, Vol. 44, No. 8, The Institution of Engineering and Technology IET, pp. 514 - 515, ISSN: 0013-5194
Shultseva, Olga (Vladimir State University); Hauer, Johann
Implementation of Adaptive Filters for ECG Data Processing
Proceedings, 1st IEEE Region 8 International Conference on Computational Technologies in Electrical and Electronics Engineering (SIBIRCON 08)
Shultseva, Olga (Vladimir State University); Hauer, Johann
Development of ECG-DATA Aquisition Device Using Digital Data Processing
Proceedings, 8th International Conference on Physics and Radio Electronics in Medicine and Ecology (PREME08)
Völker, Matthias; Hauer, Johann; Sauerer, Josef
Prospect of the future of switched-current circuits with regard to future CMOS technologies
Microelectronics Journal, Vol. 39, Issue 2, Feb. 2008, pp. 286 - 292 ISBN: 0026-2692
Jose Angel Diaz Madrid, Jose Alejandro Lopez Alcantud, Johann Hauer, Gines Domenech Asensi
Parametrizable VHDL-AMS Model of a Transconductance Amplifier
XXII International Conference on Design of Circuits and Integrated Systems (DCIS_07)
21. - 23. September 2007, Sevilla, Spain
Markus Bingesser, Teddy Loelinger, Werner Hinn, Stefan Mödl, Robert Dorn, Matthias Völker, Johann Hauer
Low-Noise Sigma-Delta Capacitance-to-Digital Converter for Sub-pF Capacitive Sensors with Integrated Dielectric Loss Measurement
Design, Automation and Test in Europe Conference, (DATE-08)
10.-14. März 2008, München, Deutschland
Johann Hauer
Integrated Analogue Digital Converters in CMOS technologies
Conferencia en Tecnologias de la Informacion,
21. Mai 2008, Universidad Santiago de Compostela, Spain
Jose Angel Diaz Madrid, Harald Neubauer, Gines Domenech, Ramon Ruiz
Comparative Analysis of two Operational Amplifier Topologies to make a 40 MS/s 12 Bit Pipelined ADC in 0.35um CMOS
International Conference on Integrated Circuit Design and Technologie (ICICDT_08)
2. - 4. Juni 2008, Minatec Grenoble, France
Werner Magnes, Johann Hauer, Aris Valavanoglu, Matthias Oberst, Harald Neubauer, Peter Falkner
Magnetometer Front-End ASIC (MFA)
Outer Planet Flagship Mission Instrument Workshop
3. - 5. Juni 2008, Monrovia, Kalifornien, USA
Olga Shultseva, Johann Hauer
Development of ECG-Data Acquisition Device using digital data processing
8th International Conference on Physics and Radio Electronics in Medicine an Ecology (PREME08)
2. - 4. Juli 2008, Vladimir Susdal, Russia
Johann Hauer
Kapazitive Messverfahren für den berührungslosen Einklemmschutz
Car Training Institut - Spezialtag Fahrzeugtüren, Fensterhebersysteme
8. Juli 2008, Nürnberg, Deutschland
Olga Shultseva, Johann Hauer
Implementation of Adaptive Filters for ECG Data Processing
International Conference on Computational Technologies in Electrical and Electronics Engineering (SIBIRCON 08)
21.-25. July 2008, Novosibirsk, Russia
Martin Gustafsson, Ana Rusu, Mohammed Ismail, Harald Neubauer, Johann Hauer
A flexible Algorithmic ADC for Wireless Sensor Nodes
15th IEEE International Conference on Electronics, Circuits and Systems ICECS_08
31. August - 3. September 2008, St. Julians, Malta
Werner Magnes, Johann Hauer, Aris Valavanoglu, Matthias Oberst, Harald Neubauer, Peter Falkner
Magnetometer Front-End ASIC (MFA)
2nd International Workshop on Analog and Mixed Signal Integrated Circuits for Space Applications (AMICSA08)
31. August - 2.September 2008, Cascais/Sintra, Portugal
Matthias Oberst, Robert Weigel
Delta-Sigma feedforward topology
Electronic Letters, Vol. 44, Nr.8, Seite 514
ISSN 0013-5194, 10. April 2008
Paula Lopez Martinez, Johann Hauer, Beatriz Blanco Figueira, Diego Caballo
A DC I-V Model for Polygonal Enclosed Layout Transistors
Journal on Circuit Theorie and Applications (IJCTA)
Accepted for publication in 2008

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