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3.2.10 CMS Online Software . . . . . . . . . . . . . . . . . . . . . . . 313.2.11 CMS Offline Software . . . . . . . . . . . . . . . . . . . . . . . 324 Level-1 Trigger 364.1 Calorimeter Trigger . . . . . . . . . . . . . . . . . . . . . . . . . . . . 364.1.1 ECAL Trigger Primitive Generation . . . . . . . . . . . . . . . 364.1.2 HCAL Trigger Primitive Generation . . . . . . . . . . . . . . . 384.1.3 Regional Calorimeter Trigger . . . . . . . . . . . . . . . . . . . 384.1.4 Global Calorimeter Trigger . . . . . . . . . . . . . . . . . . . . 384.2 Muon Trigger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 394.2.1 Trigger Primitive Generation . . . . . . . . . . . . . . . . . . . 394.2.2 Global Muon Trigger . . . . . . . . . . . . . . . . . . . . . . . . 424.3 Global Trigger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 434.3.1 Decision Logic . . . . . . . . . . . . . . . . . . . . . . . . . . . 444.3.2 Global Trigger Hardware . . . . . . . . . . . . . . . . . . . . . 444.4 Trigger Control System . . . . . . . . . . . . . . . . . . . . . . . . . . 474.5 Online Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 474.5.1 Level-1 Trigger Menu . . . . . . . . . . . . . . . . . . . . . . . 484.6 Offline Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 485 Pattern Testing for the Level-1 Global Trigger 515.1 Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 515.2 Implemented Tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 525.2.1 Function Tests . . . . . . . . . . . . . . . . . . . . . . . . . . . 525.2.2 Interconnection Test . . . . . . . . . . . . . . . . . . . . . . . . 585.3 Software Implementation . . . . . . . . . . . . . . . . . . . . . . . . . . 615.3.1 User Interaction Concept . . . . . . . . . . . . . . . . . . . . . 615.3.2 Object Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . 615.3.3 Integration with Existing GT/GMT Cells . . . . . . . . . . . . 635.3.4 Persistence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 655.3.5 User Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . 666 Test Validation Using Cosmic Events 706.1 Data/Emulator Comparison . . . . . . . . . . . . . . . . . . . . . . . . 706.2 Case Study . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 726.2.1 Baseline Scenario . . . . . . . . . . . . . . . . . . . . . . . . . . 726.2.2 Bit Errors in GTL Connections . . . . . . . . . . . . . . . . . . 726.2.3 Missing Muon “Mystery” . . . . . . . . . . . . . . . . . . . . . 747 Conclusion and Outlook 78v
Page 6 and 7: 1 IntroductionWhile the Standard Mo
Page 8 and 9: 2 Physics at the TeV scaleThe LHC p
Page 11 and 12: Figure 2.2: Elastic proton-proton c
Page 13 and 14: Figure 2.4: Transverse mass distrib
Page 15 and 16: arXiv:hep-ph/05½¼º½¼º¼½¼º
Page 17 and 18: Figure 2.8: Dilepton invariant mass
Page 20 and 21: 2.2.3 Contact InteractionsContact i
Page 22 and 23: Figure 3.1: A “Livingston plot”
Page 24: Figure 3.2: Beam disposition at the
Page 27 and 28: endcaps (at z = ±34.5 cm and z =
Page 29 and 30: the operating conditions at the LHC
Page 31 and 32: Figure 3.7: Energy resolution of a
Page 33 and 34: which covers the rapidity range of
Page 35 and 36: Figure 3.9: The muon momentum resol
Page 37 and 38: Figure 3.10: Schematic representati
Page 39 and 40: processing requires a more accessib
Page 41 and 42: 4 Level-1 TriggerThe Level-1 Trigge
Page 43 and 44: voltage information and 2 bits spec
Page 45 and 46: Figure 4.3: Overview of the DT loca
Page 47 and 48: The central wheel is split in half
Page 49 and 50: 192 trigger (physics algorithm or t
Page 51 and 52: Pipeline Synchronizing Buffer Board
Page 53 and 54:
• Operations provide support for
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Cond Formats/Data RecordCond Format
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The goal of this project was to rem
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RAW DIGI TextL1GctJetCandCollection
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Logical name Physical input Bits Co
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IdentifierComparison1Comparison2Com
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Receiver ChipREC1REC2REC3Logical In
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TestCategoryname: stringdescription
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Driver PatternTestOperation GTCell
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Figure 5.8: Screen shot of the Test
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} {{ }Input values} {{ }GTL outputs
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6 Test Validation Using Cosmic Even
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Figure 6.2: Result of an Interconne
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Figure 6.5: |η| distribution of no
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Figure 6.8: Disagreements in muon a
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7 Conclusion and OutlookAn intergra
Page 85 and 86:
[15] Carlo Civinini. The CMS Silico
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