DocumentCode
554736
Title
Speech quality testing method of Cockpit Voice Recorder
Author
Xiaochong Li ; Youzhi Yuan
Author_Institution
Beijing Aeronaut. Technol. Res. Center, Beijing, China
Volume
7
fYear
2011
fDate
12-14 Aug. 2011
Firstpage
3522
Lastpage
3524
Abstract
The procedure to quantify the speech intelligibility of Cockpit Voice Recorder is complex and not easy to implement. This paper analyzed the method to estimate the speech quality, and proposed a simple approach for the speech test of Cockpit Voice Recorder.
Keywords
aircraft instrumentation; recorders; speech intelligibility; voice communication; cockpit voice recorder; speech intelligibility; speech quality estimation; speech quality testing method; Frequency measurement; Frequency modulation; Low pass filters; Noise; Speech; Transfer functions; Cockpit Voice Recorder; Speech Transmission Index; Speech intelligibility;
fLanguage
English
Publisher
ieee
Conference_Titel
Electronic and Mechanical Engineering and Information Technology (EMEIT), 2011 International Conference on
Conference_Location
Harbin, Heilongjiang
Print_ISBN
978-1-61284-087-1
Type
conf
DOI
10.1109/EMEIT.2011.6023783
Filename
6023783
Link To Document