Riccardo Paoletti
(SI)
5/28/15, 5:20โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The Cherenkov Telescope Array (CTA) is the next generation VHE gamma-ray observatory, which improves the sensitivity by a factor of 10 in the range 100 GeVโ10 TeV and an extension to energies well below 100 GeV and above 100 TeV. CTA consists of different types of telescopes, which are called large size telescope (LST), medium size telescope (MST), small size telescope (SST), and...
Mrs
Agnieszka Dziurda
(Henryk Niewodniczanski Institute of Nuclear Physics PAS)
5/28/15, 5:21โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The current LHCb trigger system consists of a hardware level, which reduces the LHC inelastic collision rate of 30 MHz to 1 MHz, at which the entire detector is read out. In a second level, implemented in a farm of 20k parallel-processing CPUs, the event rate is reduced to about 5 kHz. We review the performance of the LHCb trigger system during Run I of the LHC. Special attention is given to...
Federico Lasagni Manghi
(BO)
5/28/15, 5:22โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
Starting from 2015 LHC will perform a new run, at higher center of mass energy (13 TeV) and with 25 ns bunch-spacing. The ATLAS luminosity monitor LUCID has been completely renewed, both on detector design and in the electronics, in order to cope with the new running conditions. The new detector electronics is presented, featuring a new read-out board (LUCROD), for signal acquisition and...
Donato Nicolรฒ
(PI)
5/28/15, 5:23โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
Frontier applications both in high energy and medical physics often require to develop custom electronic to be tailored to the specific detection technique being used, so as to accomplish either trigger or data acquisition (DAQ) tasks. For instance, this used to be the case of the first phase of the MEG experiment, where detector signals were split
to seperate trigger and digitizer VME...
Mr
Mircea Bogdan
(The University of Chicago)
5/28/15, 5:24โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
This paper describes a data processing board (AUX) designed for the ATLAS Fast Tracker (FTK), a system that does global track reconstruction in ~100 ยตs. The AUX processes silicon detector hits from 8 pixel and silicon strip layers, with typical data rates of 2 Gbps per layer. Each of 128 AUX boards will send hits to its adjacent pattern recognition board and receive back track roads, narrow...
Dr
Mirko Berretti
(CERN)
5/28/15, 5:25โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
We describe the upgrade project developed by the TOTEM Collaboration to measure the time of flight (TOF) of the protons in the vertical Roman Pot detectors. The physics program that the upgraded system aims to accomplish will be addressed. Simulation studies allowed to define a geometry of the sensor such that the detection inefficiency due to the pile-up of the particles in the same...
Gianluigi Ezio Pessina
(MIB)
5/28/15, 5:26โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The Electronics system of experiments for the study of rare decay, such as double beta decay, must be very stable over the very long expected runs. We introduce our solution for the power supply of such an experiment, CUORE. The power supply chain consists in this case of a series of ACDCโs, followed by DCDCโs and then linear regulators. We emphasize here our approach to the DCDC regulation...
Dr
Mario Edoardo Bertaina
(TO)
5/28/15, 5:27โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
JEM-EUSO is a space mission devoted to the investigation of Ultra-High Energy
Cosmic Rays and Neutrinos (E $> 5 \cdot 10^{19}$ eV) from the International
Space Station (ISS). The telescope is formed by a system of three Fresnel
lenses and a focal surface filled with multi anode photomultipliers read
by a front-end electronics based on the single photon counting.
The trigger system should...
Mr
Dominique Breton
(CNRS / IN2P3 / LAL Orsay)
5/28/15, 5:28โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
TThe WaveCatcher digitizers are proposing an alternative to oscilloscopes or ADC-based digitizers. They are based on the SAMLONG Switched Capacitor Array (AMS CMOS 0.35-ยตm). This circuit permits sampling high speed signals like very short pulses (range of 2.5 V, 12 bits coding, 500 MHz bandwidth, sampling rate between 0.4 and 3.2 GS/s). The sampling depth is of 1024 samples, which fits with...
Dr
Monica Tecchio
(University of Michigan)
5/28/15, 5:29โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The goal of KOTO experiment at J-Parc is to discover and measure the rate of the rare decay . The data acquisition system is built around a 14-bit 125MHz ADC frontend boards and a three-tiered trigger system. The detector analog signals are shaped, digitized and stored inside a 4 ฮผs deep pipeline. The L1 and L2 trigger boards received data from the ADC via 2Gbs. Data passing the L2 decision...
Mr
Matteo Manzali
(CNAF, Universitร degli Studi di Ferrara)
5/28/15, 5:30โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
KM3NeT is a deep-sea research infrastructure being constructed in the Mediterranean Sea. It will host a large Cherenkov neutrino telescope that will collect photons emitted along the path of the charged particles produced in neutrino interactions in the vicinity of the detector.
The philosophy of the DAQ system of the detector foresees that all data are sent to shore after a proper sampling...
Valerio Re
(PV)
5/28/15, 5:31โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The next generation of silicon pixel detectors for the phase-II upgrade of ATLAS and CMS at the High Luminosity LHC sets unprecedented requirements to the microelectronic readout systems. Front-end integrated circuits must provide advanced analog and digital functions in pixel readout cells with a pitch of a few tens of a um. Operating at low power dissipation, they must handle huge data rates...
Ilaria Neri
(FE)
5/28/15, 5:32โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The NA62 experiment at CERN SPS is devoted to the measurement of the very rare kaon decay K+-> pi+ nu nubar. The expected branching ratio has been recently estimated to be of the order of 10โ10, thus requiring a high intensity kaon beam. The high rate of incident particles affects the design of the trigger and data acquisition for the experiment. In particular, the lowest level (L0) trigger...
Mr
Florian Herrmann
(University of Freiburg)
5/28/15, 5:33โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
To measure Deeply Virtual Compton Scattering cross sections the detection of recoil protons is mandatory. Therefore the CAMERA detector was developed for COMPASS II at CERN, consisting of two layers of concentric arranged scintillating slats, surrounding a liquid hydrogen target. The detector design allows for reconstruction of track and energy deposition of recoiled protons, using...
Paolo Musico
(GE)
5/28/15, 5:34โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The KM3NeT deep sea neutrino observatory will include a very large number of multi-Photomultiplier (PMT) optical modules (DOM) to detect the Cherenkov light generated by secondary particles produced in neutrino interactions.
The Central Logic Board (CLB) has been developed to acquire timing and amplitude information from the PMT signals, implementing time-to-digital conversion (TDC) with time...
Francesco Noferini
(BO)
5/28/15, 5:35โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The Extreme Energy Event (EEE) experiment is devoted to the search of high energy cosmic rays through a network of telescopes installed in around fifty high schools distributed throughout the Italian territory.
Such a structure requires a peculiar data management infrastructure to collect data registered in stations very far from each others and to allow a coordinated analysis. Such...
Dr
Ryo Yonamine
(Universitรฉ libre de Bruxelles)
5/28/15, 5:37โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
Often the binary readout is proposed for high granularity detectors to reduce the generated data volume to be readout at the price of a somewhat reduced spatial resolution compared to an analogue readout. In this contribution we show that the detector geometry could be optimized to offer an equivalent spatial resolution than with an analogue readout.
In our work we have been studying single...
Dr
Stefano Davini
(GSSI)
5/28/15, 5:38โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
We developed a Fast-Digitizer based zero-suppression algorithm which supports single channel self-triggering, TDC and ADC functionalities, and detector triggering capabilities.
We implemented and successfully tested the system in the veto of the DarkSide experiment for the search of dark matter, composed by a liquid scintillator detector equipped with 110 PMTs and a water Cherenkov detector...
Mr
Dominic Gaisbauer
(Technische Universitรคt Mรผnchen)
5/28/15, 5:39โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The aim of PENeLOPE is a high-precision measurement of the neutron lifetime and thereby an increase of the parameter's precision by one order of magnitude. In order to achieve an increasingly higher accuracy, modern experiments naturally require state-of-the-art readout electronics, as well as high-performance data acquisition systems. This talk will therefore present the readout system for...
Mr
Maximilian Hils
(Technische Universitรคt Dresden)
5/28/15, 5:40โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The ATLAS Liquid Argon (LAr) Calorimeters were designed and built to
measure electromagnetic and hadronic energy in proton-proton
collisions produced at the LHC at centre-of-mass energies up to 14 TeV
and instantaneous luminosities up to
$10^{34}/cm^2/s$. The High Luminosity LHC (HL-LHC)
programme is now developed for up to 5-7 times the design luminosity,
with the goal of accumulating...
Mr
Marco Petruzzo
(Universita' di Milano and INFN Milano)
5/28/15, 5:41โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
We developed a prototype of a silicon tracker with real time tracking capabilities. The working principle is based on the โartificial retinaโ algorithm, based on extensive parallelisation of data distribution and pattern recognition.
The algorithm, inspired by neurobiology, has been implemented on custom data acquisition boards based on FPGAs Xilinx Kintex 7 lx160 in three main logic modules:...
Alessandra Camplani
(INFN Milano, Italy)
5/28/15, 5:42โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
SRAM based Field Programmable Gate Arrays (FPGAs) have been rarely used in High Energy Physics (HEP) due to their sensitivity to radiation. The last generation of commercial FPGAs based on 28 nm feature size and on Silicon On Insulator (SOI) technologies are more tolerant to radiation to the level that their use in front-end electronics is now feasible.
FPGAs provide re-programmability,...
Mrs
Marianna Testa
(LNF)
5/28/15, 5:43โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The large rate of multiple simultaneous proton-proton interactions, or pile-up, generated by the Large Hadron Collider in Run I required the development of many new techniques to mitigate the adverse effects of these conditions. This presentation shows the methods employed to correct for the impact of pile-up on jet energy, jet shapes, and even spurious additional jets. Energy correction...
Mr
Pawel Strzempek
(Jagiellonian University)
5/28/15, 5:44โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
PANDA is a detector under construction dedicated to studies of
production and interaction of particles in the charmonium mass range
using antiproton beams in the momentum range 1.5 โ 15 GeV/c which will
be available at the Facility for Antiproton and Ion Research in
Darmstadt. PANDA consists of two
spectrometers โ the Target Spectrometer based on
a superconducting solenoid and a Forward...
Mr
Wajahat Ali
(Scuola Superiore Sant'Anna Pisa Italy)
5/28/15, 5:45โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The particle detectors in high energy physics utilize complex networks of high speed optical fibers for communication. Higher bandwidth will be required for future upgrades and any requirements to route new cables may be difficult due to space limitations. Optical wireless communication (OWC) can provide cable-free high speed data links, which could result in reduced material budget and...
Mr
Ilya Surin
(Budker Institute of Nuclear Physics)
5/28/15, 5:46โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The Spherical Neutral Detector (SND)[1] is intended for the study electron-positron annihilation processes operating at VEPP-2000[2] e+e- collider, which is located at Novosibirsk, Russia. The main part of the SND detector is a three-layer electromagnetic calorimeter (EMC). The EMC consists of 1640 counters. Each counter includes NaI(Tl) crystal, vacuum phototriode[3], and charge-sensitive...
Dr
Matthias Kleifges
(Karlsruher Institut fรผr Technologie (KIT) - IPE)
5/28/15, 5:47โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The Pierre Auger Observatory is currently the worldwide largest installation for the investigation of ultra-high energy cosmic rays. Air showers are detected in a hybrid technique by 27 fluorescence telescopes and 1660 water Cherenkov detectors (WCD) distributed over about 3000 kmยฒ.
The Auger Collaboration has decided to upgrade the electronics of the WCD and complement the surface detector...
Mr
Mateusz Baszczyk
(AGH University of Science and Technology)
5/28/15, 5:48โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The paper presents an implementation of fully differential readout method for Silicon Photomultipliers (SiPM). Front-end electronics consists of fast and slow path. The former creates the trigger signal while the latter produces a pulse width proportional to the input charge. One of the advantages of the circuit is its speed. The fast shaper generates unipolar pulse and utilizes the pole-zero...
Dr
alessandro cerri
(LBNL)
5/28/15, 5:49โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
With the planned high-luminosity upgrade of the LHC, the ATLAS detector will see its collision rate increase by approximately a factor of 5 with respect to the current LHC design. Due to this the pile-up collisions will increase by a similar factor.
The earliest hardware based ATLAS trigger stage ("Level 1") will have to provide an higher rejection factor in a more difficult environment. The...
Luca Lodola
(PV)
5/28/15, 5:50โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
This work presents the design of an interleaved SAR ADC, part of the readout channel of an X-ray imager for application at the next generation free electron laser facilities. The front-end channel, designed in a 65 nm CMOS technology in the framework of the PixFEL project, has to be capable of processing signals in a very large dynamic range (1 to 10000 photons) with single photon resolution...
Mrs
Vera Stankova
(Detector development)
5/28/15, 5:51โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
A mix-mode readout application specific integrated circuit (STIC3) has been developed for high precision timing measurements with Silicon Photomultipliers (SiPM) for medical imaging and particle physics applications. The STiC3 is 64-channel chip, with fully differential analog front-end for crosstalk and electronic noise immunity. The time and charge information from the SiPM signals are...
Dr
Sahal Yacoob
(University of KwaZulu-Natal)
5/28/15, 5:52โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The LHC resumes its operation in 2015 aiming to deliver an average luminosity of 1ร10^34 cm^โ2 s^โ1. Further upgrades of the experiments and the accelerator in 2018/19 and 2022/23 will allow to further increase the luminosity to 2ร10^34 cm^โ2s^โ1 and 5ร10^34 cm^โ2s^โ1, respectively. For the ultimate HL-LHC phase the expected mean number of interactions per bunch crossing will increase from 55...
Mrs
Sylvie Blin
(OMEGA/IN2P3/CNRS)
5/28/15, 5:53โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The EUSO-Balloon experiment is a pathfinder for the satellite mission JEM-EUSO whose goal will be to observe Extensive Air Showers. The experiment consists in launching a balloon, equipped with a set of lenses which is used to focus the fluorescent UV photons on the Photo Detector Module (PDM) which will be controlled by the Data Processing systems.
The PDM contains two elements: the 9...
Dr
Jean-Baptiste Mosset
(Paul Scherrer Institute)
5/28/15, 5:54โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
This work presents the development of a digital signal processing system for a thermal neutron detector designed for a strain-scanning diffractometer [1]. The detector is based on ZnS(Ag):6LiF scintillating layers read out with WLS fibers and SiPMs.
The main challenges concerning the signal processing are the suppression of the detector background counts due to the SiPM dark count rate and...
Dr
MOTOI INABA
(TSUKUBA UNIVERSITY OF TECHNOLOGY)
5/28/15, 5:55โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
In order to understand the initial state of the high-energy heavy-ion collision, it is proposed to install a forward calorimeter (FoCal) in the LHC-ALICE experiment. FoCal consists of two detectors that are an electro-magnetic calorimeter (FoCal-E) to measure the direct photons and a hadron calorimeter (FoCal-H) to observe the jets. And, FoCal-E has the low-granularity silicon-pad (PAD)...
Luigi Gaioni
(University of Bergamo)
5/28/15, 5:56โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The innermost part of the CMS outer tracker at the HL-LHC is based on a combination of pixelated and short strip sensors, the so-called Pixel-Strip module (PS). The pixelated layer is read out by means of the Macro Pixel ASIC (MPA), bump bonded to the sensor, as normally done in hybrid pixels. The MPA consists of a matrix of 16x120, 1500um x 100um pixels, and will be designed in a 65 nm CMOS...
Dr
Pierluigi Bortignon
(University of Florida)
5/28/15, 5:57โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
After the Long Shutdown 1 LHC will run at a center of mass energy of 13TeV, providing CMS with proton collisions at an expected rate which is almost double the LHC design goal of 10^34 cm-2s-1, and almost three times the peak luminosity reached during Run1 of 7.7 10^33 cm-2s-1. The higher luminosity and center of mass energy of LHC will raise the Level 1 (L1) muon trigger rate by almost a...
Francesco De Canio
(PV)
5/28/15, 5:58โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
Bandgap reference circuits (BGR) in a commercial 65nm CMOS technology were designed and fabricated in view of potential use in high-energy physics (HEP) applications. Since in bandgaps the dominant radiation-susceptibility is due to the bipolar devices or diodes, a few different versions employing MOSFETs with standard and special layout techniques have been designed. Trimming techniques to...
Dr
Christophe de LA TAILLE
(OMEGA CNRS/IN2P3 Ecole Polytechnique)
5/28/15, 5:59โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
CITIROC is a 32-channel front-end ASIC designed to readout Silicon Photo-Multipliers (SiPM) for the proposed ASTRI SST-2M Small Size Telescopes of the Cherenkov Telescope Array (CTA). CITIROC is an evolution of EASIROC/SPIROC, chip proposed by INAF/Palermo to readout efficiently and at low power the focal plane made of SiPMs. Based on variable gain/low noise preamplifiers and high speed...
Riccardo Cenci
(Scuola Normale Superiore and INFN-Pisa)
5/28/15, 6:00โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The INFN-RETINA is an R&D project aimed at developing and implementing a parallel computational methodology allowing the reconstruction of eventsย
with hundred of charged-particleย tracks in pixel and silicon strip detectors at 40 MHz, thus suitable for processing LHC events at the full crossing frequency.ย
For this purpose we design and test a massively parallelย pattern-recognition...
Paolo Carniti
(MIB)
5/28/15, 6:01โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
In the current work we present ALDO, an adjustable low dropout linear regulator designed in AMS $0.35\ \mu m$ CMOS technology. It is specifically tailored for the use in the upgraded LHCb RICH detector in order to improve the power supply noise filtering for the front end readout chip (CLARO). ALDO is designed with radiation-tolerant solutions such as an all-MOS band gap voltage reference and...
Dr
EMANUELE RIPICCINI
(INFN Roma)
5/28/15, 6:02โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
A Monte Carlo simulation, based on Geant 4, for scintillating fibers coupled to a silicon photomultipliers (SiPMs) has been implemented. The software includes the simulation of the SiPM response, taking into account the dark current, the after-pulse and the optical crosstalk effect. The software allows to study the propagation of photons through the fiber, the occupancy of the pixels on the...
Nicola Pozzobon
(PD)
5/28/15, 6:03โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The LHC program at 13 and 14 TeV, after the observation of the
candidate SM Higgs boson, will clarify future subjects of study and
shape the tools needed to carry them on. Any upgrade of the LHC
experiments for unprecedented luminosities, such as the HL-LHC ones,
must then maintain the acceptance on electroweak processes for a
detailed study of the properties of the new particle. In...
Dr
Hubert Kroha
(Max-Planck-Institut fuer Physik)
5/28/15, 6:04โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
Highly selective first level triggers are essential for the physics programme of the ATLAS experiment at the HL-LHC where the instantaneous luminosity will exceed the LHC Run 1 instantaneous luminosity by almost an order of magnitude. The ATLAS first level muon trigger rate is dominated by low momentum muons, selected due to the moderate momentum resolution of the resistive plate and thin gap...
Aurora Pepino
(LE)
5/28/15, 6:05โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The new positron tracker for the spectrometer of the MEG experiment at Paul Sherrer Institut (Zurich), based on a high resolution drift chamber, produces typical time separation between consecutive ionization acts in helium-based gas mixture of few nanoseconds.
Therefore the electronic readout interface has to be able to process such high speed signals. In order to reach this goal we propose...
Dr
ADRIANO DI GIOVANNI
(NEW YORK UNIVERSITY ABU DHABI)
5/28/15, 6:06โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
We present the design and the performance of a preamplifier operating in a cryogenic environment, potentially interesting for noble liquid detectors. The circuit design has been constrained by requirements of low power consumption (2mA), low noise (250 microV) and use of commercial components. The gain is 10 with a bandwidth of 100 MHz. The optimal configuration has been obtained by using a...
Mr
Fabio Ciciriello
(Politecnico Bari, INFN)
5/28/15, 6:07โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
GEM detectors offer interesting solutions for particle detection in several application fields, thanks to their excellent features in terms of spatial resolution, gain, flexibility and cost. In the framework of the project AMIDERHA, which aims at building a new hadrontherapy facility, GEM is the detector of choice for beam monitoring and the associated front-end electronics must be able to...
Mr
Carlo Pandini
(LPNHE Paris)
5/28/15, 6:08โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The trigger system at the ATLAS experiment is designed to lower the event rate occurring from the nominal bunch crossing at 40 MHz to about 1 kHz for a designed LHC luminosity of 10$^{34}$ cm$^{-2}$ s$^{-1}$.
To achieve high background rejection while maintaining good efficiency for interesting physics signals, sophisticated algorithms are needed which require extensive use of tracking...
Filippo Schembari
(Politecnico di Milano & INFN sez. Milano)
5/28/15, 6:09โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
A 12-bit analog-to-digital converter (ADC) addressed to Silicon-Drift Detectors (SDDs) multichannel readout front-ends for X and gamma-ray applications is presented. Aiming at digitizing output multiplexed data from the upstream analog filters banks, the converter must ensure at least 11-bit accuracy and a sampling frequency of about 5 MS/s. The ADC architecture is the charge-redistribution...
Richard Claus
(SLAC)
5/28/15, 6:10โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The ATLAS muon Cathode Strip Chamber (CSC) backend readout system has been upgraded during the LHC 2013-2015
shutdown to be able to handle the higher Level-1 trigger rate of 100 kHz and the higher occupancy at Run 2
luminosity. The readout design is based on the Reconfiguration Cluster Element (RCE) concept for high bandwidth
generic DAQ implemented on the ATCA platform. The RCE design is...
Giacomo Fedi
(PI)
5/28/15, 6:11โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
The increase of luminosity at HL-LHC will require the introduction of tracker information at Level-1 trigger system for the experiments to maintain an acceptable trigger rate to select interesting events despite the one order of magnitude increase in the minimum bias interactions. To extract in the required latency the track information a dedicated hardware has to be used. We present the tests...
Mr
Davide Cieri
(RAL)
5/28/15, 6:32โฏPM
S5 - Front End, Trigger, DAQ and Data Management
Poster
At the HL-LHC, proton bunches will cross each other every 25 ns, producing an average of 140 pp-collisions per bunch crossing. To operate in such an environment, the CMS experiment will need a L1 hardware trigger, able to identify interesting events within a latency of 12.5 ฮผs. The future L1 trigger will thus make use also of data coming from the silicon tracker to constrain the trigger...
