170 likes | 287 Views
A Summary of the held at Stockholm. Sascha Marc Schmeling. Real Time – The Concept. researchers from different domains high and medium energy physics medical imaging fusion research presenting their ideas, concepts, and solutions to the problems of modern online systems
E N D
A Summary of theheld at Stockholm Sascha Marc Schmeling
A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
Real Time – The Concept • researchers from different domains • high and medium energy physics • medical imaging • fusion research presenting their ideas, concepts, and solutions to the problems of modern online systems • higher level electronics • control systems • data acquisition • trigger A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
Presentations • short courses • invited introductory talks in the morning • plenary-only oral sessions • nine tracks • Real Time System Architectures and New Technologies • Signal Processing and Readout Electronics • Feedback and High Speed Synchronous Control • Control, Monitoring, GUIs, and Online Databases • Algorithm Implementation • Data Acquisition Systems • Trigger • Fast Networks and Event Building • Online Processing Farms and High Level Triggers • poster sessions with preceeding teaser talks A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
Introductory Talks • Solar Adaptive Optics Using Off the Shelf Computing Hardware • A Review of Techniques and Technologies for the Transport of Digital Data in Recent Physics Experiments • Data Processing for In-Beam Positron Emission Tomography • Instrumentation Standard Architectures for Future High Availability Control Systems A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
Picture by S.K.Dhawan, Yale SpaceWire ASIC RouterS.M.Parkes, Univ. of Dundee Similarities between HEP and Medical Detectors, P.-E.Vert, DAPHNIA ATCA Test SetupB.Martin, CERN Real Time System Architectures and New Technologies • most explicit sessions on novel ideas • communication technologies • new approaches • PCI Express • SpaceWire (ESA ECSS-E-50-12A) • transfer from other areas • telecommunication bus technologies • FPGA-based solutions • studies • complete applications • particle physics • medical imaging • DAQ controllers • “Contribution of HEP Electronics Technics to the Medical Imaging Field” A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
FPGA-based Image Segmentation BoardP.H.Dillinger, FZ Jülich ClearPET™Neuro Detector CassetteM.Streun, FZ Jülich STAR Precision Vertex Tracker DAQ BoardJ.E.DeGroat, Ohio State Univ. ATLAS LArC Readout-SystemA.Sträßner, Geneva Univ. Signal Processing and Readout Electronics • presentations of complete systems • ATLAS LArC Readout-System • STAR Precision Vertex Tracker Readout-System • ClearPET™ Neuro DAQ System • implementation approaches • co-design C/VHDL • real-time image segmentation • applications in PET scanners A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
Wendelstein 7-X TTE System OverviewJ.Schacht, IPP Greifswald CMS TTC System ImplementationJ.Troska, CERN Feedback and High Speed Synchronous Control • feedback-systems are the backbone of fusion experiments • less FPGA • domain of DSPs • high-speed synchronized control systems • accelerator controls • experiment controls • fusion experiments A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
see at ICALEPCS 2005: Embedded PCs for Electronics Control in LHCb(WE1.2-4O) Control, Monitoring, GUIs, and Online Databases • real-time systems need controls • “a condensed version of ICALEPCS” • tendencies • SCADA systems • larger frameworks • load-balancing • databases A see at ICALEPCS 2005: The JCOP Framework (WE2.1-6O) Tools for the Automation of Large Physics Experiments (FR1.4-5O) A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
2-D Hough Histogram Simulation for CBMJ.Gläß, Mannheim Univ. Algorithm Implementation • almost all presentations in the other tracks contained ideas on algorithms and their implementation • this track focused on novel ideas • tendency to implement more complex algorithms in FPGAs A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
The ATLAS DetectorATLAS Collaboration, CERN RatCAPM.Purschke, BNL PAMELAF.Sebastiani, INFN Rome II Data Acquisition Systems • central real-time application in most experiments • full range • small • space and weight-constrained • highly complex architectures A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
BTev 3-level TriggerM.Wang, FNAL Trigger • this track mostly presented implementations of complex systems • typical idea:use of commodityhardware A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
Fast Networks and Event Building • use of fast networks in readout-systems and event building solves many problems of the past • most implementations shift from custom solutions or ATM to Gbit-Ethernet A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
Online Processing Farms and High Level Triggers • in the last generation of experiments, computing farms were only used offline • most experiments run higher level trigger algorithms on computing farms as part of the online system • some experiments investigate the possibility of using remote computing farms in real-time for trigger and data acquisition • online computing farms are a challenge for infrastructure in terms of cooling and cabling A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
Student Awards • Lana Abadie, LHCb:Representing Dataflow and Routing Tables using a Database • seen at ICALEPCS 2005MO4A.2-7O • Petter Hofverberg, KTH:The Data Acquisition System of the Stockholm Educational Air Shower Array A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
Conclusions and Outlook • two main directions in 2005 • placing more complex algorithms into hardware • FPGA • change of mind • less sophisticated real-time trigger • complete read-out at higher rates • Real Time 20xx • combine the trends? • complete read-out in hardware • low-level trigger • high-level trigger • DAQ A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva
References • Conference Record availableProceedings of the 14th IEEE-NPSS Real Time ConferenceISBN 0-7803-9184-5 • selected papers will be published in a special conference issue of theIEEE Transactions of Nuclear Science A Summary of the IEEE Real Time 2005 Conference Sascha Marc Schmeling, CERN • ICALEPCS 2005, Geneva