MCV QoE End to End Access Time Measurement Data
Data collected includes audio device characterization (latency/delay). End to end access time of Land Mobile Radios (LMR) including direct mode operation and trunked mode operation.
Resources
4 resources available
-
Gateway for Registered Data Access
FILE -
Example Access Delay Measurement Data
THE DATA IS PROVIDED AS WAV FILES FOR THE AUDIO CLIPS USED, AND RESULTS ARE PRESENTED AS CSV FILES. -
accessTime Repository
GIT REPOSITORY -
SHA256 File for Example Access Delay Measurement Data
TEXT/PLAIN
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Complete Metadata
| @type | dcat:Dataset |
|---|---|
| accessLevel | public |
| bureauCode |
[ "006:55" ] |
| contactPoint |
{ "fn": "Alison Kahn", "hasEmail": "mailto:alison.kahn@nist.gov" } |
| description | Data collected includes audio device characterization (latency/delay). End to end access time of Land Mobile Radios (LMR) including direct mode operation and trunked mode operation. |
| distribution |
[ { "title": "Gateway for Registered Data Access", "accessURL": "https://nist.force.com/pdr?@id=8C669FDFEA76120CE0532457068104992083", "description": "This page provides a registration form that must be completed before downloading the data." }, { "title": "Example Access Delay Measurement Data", "format": "The data is provided as wav files for the audio clips used, and results are presented as csv files.", "mediaType": "application/x-zip-compressed", "description": "Example measurement results from the Mission Critical Voice (MCV) Quality of Experience (QoE) access delay measurement system. Access delay and mouth-to-ear latency combine to describe end-to-end access time. In particular access delay describes the minimum amount of time a transmitting user must wait between pressing PTT on a device and starting to speak to ensure that the start of their message is not lost.", "downloadURL": "https://data.nist.gov/od/ds/8C669FDFEA76120CE0532457068104992083/Access_Time_Data.zip" }, { "title": "accessTime Repository", "format": "Git repository", "mediaType": "application/http", "description": "The purpose of this software is to measure the access delay of a push-to-talk network. Access time generally describes time associated with the initialization and assignment of channels upon user request to speak and has been identified as a key component of quality of experience (QoE) in communications. NIST?s PSCR division developed a method to measure and quantify the access time of any push to talk (PTT) communication system.", "downloadURL": "https://doi.org/10.18434/M32085" }, { "title": "SHA256 File for Example Access Delay Measurement Data", "mediaType": "text/plain", "downloadURL": "https://data.nist.gov/od/ds/8C669FDFEA76120CE0532457068104992083/Access_Time_Data.zip.sha256" } ] |
| identifier | 8C669FDFEA76120CE0532457068104992083 |
| issued | 2019-10-07 |
| keyword |
[ "Access Delay; Access Time; Articulation Band Correlation Modified Rhyme Test (ABC-MRT); Audio; Communications; Delay; Device to Device (D2D); Direct Mode; Handset;Key Performance Indicator (KPI); Land Mobile Radio (LMR); Latency; Mission CriticalPush To Talk (MCPTT); Mission Critical Voice (MCV); Modified Rhyme Test (MRT);Mouth-to-Ear (M2E); Project 25 (P25); Proximity Services (ProSe); Public Safety; PushTo Talk (PTT); Quality of Experience (QoE); Quality of Service (QoS); Repeater; RootMean Square Error (RMSE); Sidelink; Trunked Mode." ] |
| landingPage | https://data.nist.gov/od/id/mds2-2083 |
| language |
[ "en" ] |
| license | https://www.nist.gov/open/license |
| modified | 2019-06-28 00:00:00 |
| programCode |
[ "006:045" ] |
| publisher |
{ "name": "National Institute of Standards and Technology", "@type": "org:Organization" } |
| references |
[ "https://doi.org/10.6028/NIST.IR.8275" ] |
| rights | Purchase is not required for data downloading. Users must complete registration form to download data. |
| theme |
[ "Advanced Communications:Wireless (RF)", "Public Safety:Public safety communications research" ] |
| title | MCV QoE End to End Access Time Measurement Data |
