Rapid 3D track reconstruction with the BABAR trigger upgrade

  • N. Felt*
  • , S. J. Bailey
  • , G. W. Brandenburg
  • , T. Fries
  • , S. Harder
  • , M. Morii
  • , J. N. Oliver
  • , N. B. Sinev
  • , E. Won
  • *Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

2 Citations (Scopus)

Abstract

A new hardware trigger system based on tracks detected by a stereo drift chamber has been developed for the BABAR experiment at Stanford Linear Accelerator Center. The z0 pT Discriminator (ZPD) is capable of fast, 3-dimensional reconstruction of charged particle tracks, and provides rejection of background events due to beam particles interacting with the beam pipe at the first-level trigger. Over 1 gigabyte of data is processed per second by each ZPD module. Rapid track reconstruction has been realized by the use of the latest-generation FPGAs.

Original languageEnglish
Article numberN36-62
Pages (from-to)1288-1291
Number of pages4
JournalIEEE Nuclear Science Symposium Conference Record
Volume2
DOIs
Publication statusPublished - 2003
Externally publishedYes
Event2003 IEEE Nuclear Science Symposium Conference Record - Nuclear Science Symposium, Medical Imaging Conference - Portland, OR, United States
Duration: 2003 Oct 192003 Oct 25

Bibliographical note

Copyright:
Copyright 2020 Elsevier B.V., All rights reserved.

Keywords

  • BABAR
  • Level-1 trigger
  • Tracking
  • ZPD

ASJC Scopus subject areas

  • Radiation
  • Nuclear and High Energy Physics
  • Radiology Nuclear Medicine and imaging

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