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BS.1387 : Method for objective measurements of perceived audio quality   Français   Español     Home : ITU-R : Publications : Recommendations : BS Series : BS.1387 Recently posted  -  Search Recommendations     BS.1387 : Method for objective measurements of perceived audio quality Recommendation BS.1387 Approved in 2001-11 Managed by R00-SG06 Main Number Title Status Questions BS.1387-1 (11/2001)   Method for objective measurements of perceived audio quality   The Zip file contains WAV-files referenced in section 7.3 of this Recommendation In force (Main) N/A       Previous versions Number Title Status Questions BS.1387-0 (12/98)   Method for objective measurements of perceived audio quality   Superseded N/A     Top  -  Feedback  -  Contact us  -  Copyright © ITU  2008 All Rights Reserved Contact for this page :  ITU-R Web coordinator Updated : 2017-08-30  
Language:English
Score: 1874415.6 - https://www.itu.int/rec/R-REC-BS.1387/en
Data Source: un
BS.1387 : Method for objective measurements of perceived audio quality   Français   Español     Home : ITU-R : Publications : Recommendations : BS Series : BS.1387 Recently posted  -  Search Recommendations     BS.1387 : Method for objective measurements of perceived audio quality Recommendation BS.1387 Approved in 2001-11 Managed by R00-SG06 Main Number Title Status Questions BS.1387-1 (11/2001)   Method for objective measurements of perceived audio quality   The Zip file contains WAV-files referenced in section 7.3 of this Recommendation In force (Main) N/A       Previous versions Number Title Status Questions BS.1387-0 (12/98)   Method for objective measurements of perceived audio quality   Superseded N/A     Top  -  Feedback  -  Contact us  -  Copyright © ITU  2008 All Rights Reserved Contact for this page :  ITU-R Web coordinator Updated : 2017-08-30  
Language:English
Score: 1874415.6 - https://www.itu.int/rec/R-REC-BS.1387/_page.print
Data Source: un
BS.1387 : Method for objective measurements of perceived audio quality   Français   Español     Home : ITU-R : Publications : Recommendations : BS Series : BS.1387 : BS.1387-1 (11/2001) Recently posted  -  Search Recommendations     BS.1387 : Method for objective measurements of perceived audio quality Recommendation BS.1387-1 (11/2001) Approved in 2001-11-24 Status : In force (Main)   Table of Contents The Zip file contains WAV-files referenced in section 7.3 of this Recommendation Access : Free Download Available languages and formats :   Click on the selected format and language to get the document     Format Size Posted Article Number English Word 2007 527739 bytes 2015-06-10 E 21122  PDF (acrobat) 775770 bytes 2015-06-10   Zip (Components) 43427474 bytes 2015-06-10   Español Word 1724928 bytes 2015-06-10 S 21122  PDF (acrobat) 813262 bytes 2015-06-10   Français Word 1635328 bytes 2015-06-10 F 21122  PDF (acrobat) 867318 bytes 2015-06-10     Top  -  Feedback  -  Contact us  -  Copyright © ITU  2008 All Rights Reserved Contact for this page :  ITU-R Web coordinator Updated : 2017-08-30  
Language:English
Score: 1825823 - https://www.itu.int/rec/R-REC-BS.1387-1-200111-I
Data Source: un
9 •• ReduceReduce phsyicalphsyical distractiondistraction ((dialingdialing, , holdingholding the the phonephone…)…) •• ReduceReduce visualvisual distractiondistraction ((watchingwatching di ldi l k b dk b d )) The Fully Networked Car Geneva, 2-3 March 2011 displaydisplay, , keyboardkeyboard …)…) Superior Sound Quality & Intelligibility in the Car 10 o Wideband services in mobile networks available soon -->> o Enabling wideband telephony (100 Hz- 8 kHz) in cars • Fullband • Narrow band (car) • Wideband (car) oo Efficient use of the high quality audio systems in Efficient use of the high quality audio systems in cars:cars: The Fully Networked Car Geneva, 2-3 March 2011 • Getting superior sound quality • Increasing speech intelligibility • Increasing naturalness of a conversation • Reduce drivers distraction due to poor speech sound quality 6 Superior Sound Quality & Intelligibility for the Far End 11 Car Narrowband (.wav)Wideband (.wav) ( ) BT chipHands-Free Algorithm Preamp. A/D GSM MOST- BUS Mobile Phone BT GSM Network D/A Amp. (.wav) (.wav) (.wav) The Fully Networked Car Geneva, 2-3 March 2011 Influence of Delay on Drivers Distraction 12 o Best case car to car: ~200 ms o Worst case car to car (including network delay):o Worst case car to car (including network delay): >>400 ms For superior conversational quality: delay < For superior conversational quality: delay < ~150 ms~150 ms (from the users perspective) The Fully Networked Car Geneva, 2-3 March 2011 Network Terminal A Terminal B0 ms 0 ms (.wav)150 ms 150 ms (.wav)500 ms 500 ms (.wav) 7 Consequences of Poor Quality Hands-Free Implementation oo ReducedReduced speechspeech qualityquality –– nearnear end and end and farfar endend oo Poor Poor soundsound qualityquality C t dC t d hh d d tt ll litlit iioo CorruptedCorrupted speechspeech due due toto lowlow qualityquality noisenoise cancellingcancelling and and lowlow qualityquality echo echo cancellationcancellation oo InsufficientInsufficient conversationalconversational performanceperformance due due toto highhigh transmissiontransmission delaydelay oo Poor double talk Poor double talk performanceperformance The Fully Networked Car Geneva, 2-3 March 2011 --> > High High cognitivecognitive distractiondistraction due due toto poorpoor technicaltechnical performanceperformance ITU-T Standards Contributing to Reduced Drivers Distraction 14 ITUITU--T standardsT standards for Handsfor Hands--Free Communication:Free Communication: •• ITUITU--T P.1100 for narrowband handsT P.1100 for narrowband hands--freefree •• ITUITU--T P.1110 for wideband handsT P.1110 for wideband hands--freefree ITUITU--T standards work T standards work in FG in FG CarCOMCarCOM:: •• New work on subsystem requirements for HandsNew work on subsystem requirements for Hands--Free Free Systems in CarsSystems in Cars ITUITU--T standards for Dialog Systems:T standards for Dialog Systems: The Fully Networked Car Geneva, 2-3 March 2011 f g yf g y •• P.851: Subj. evaluation of dialog systemsP.851: Subj. evaluation of dialog systems •• Suppl. 24 to P.
Language:English
Score: 1749318.4 - https://www.itu.int/dms_pub/it.../06/41/T06410000200001PDFE.pdf
Data Source: un
The audio should not be submitted in separate files. Both audio channels (original and official languages), should be embedded in the video file. 3 File-Naming and Submission Guidelines Before submitting your video file, please use the following template for naming your file (without brackets): [Delegation or Country or Presenter Name]_[EVENT DATE]_[EVENT NAME]. (...) Meeting Title Text is Here 4 2. Click on the blue “File Upload” button (Standard Upload), or drag-and-drop your video file into the dialog window. (...) Then, click on the blue “Contribute 1 File” button. Your video file will be uploaded into the system. 6 4.
Language:English
Score: 1625080.8 - https://www.un.org/sites/un2.u...-guidelines-for-statements.pdf
Data Source: un
The audio should not be submitted in separate files. Both audio channels (original and official languages), should be embedded in the video file. 3 File-Naming and Submission Guidelines Before submitting your video file, please use the following template for naming your file (without brackets): [Delegation or Country or Presenter Name]_[EVENT DATE]_[EVENT NAME]. (...) Meeting Title Text is Here 4 2. Click on the blue “File Upload” button (Standard Upload), or drag-and-drop your video file into the dialog window. (...) Then, click on the blue “Contribute 1 File” button. Your video file will be uploaded into the system. 6 4.
Language:English
Score: 1625080.8 - https://www.un.org/pga/76/wp-c...-Video-Guidelines-for-PRVS.pdf
Data Source: un
How can I download audiovisual files from the website?   Why should I register?   (...) How do I request an audio or video file that is unavailable on the AV Library website?   (...) Audio files are available for download in mp3 format, while mp2 and WAV formats may be available on-demand.
Language:English
Score: 1589347.3 - https://www.unmultimedia.org/classics/content/FAQs/
Data Source: un
Audio files are available for download in mp3 format, while mp2 and WAV formats may be available on-demand. (...) CAN I DOWNLOAD AUDIOVISUAL FILES FROM THE WEBSITE? Only low-resolution mp3 audio files are available for direct download from the AV Library website. Please note that your web browser must have JavaScript enabled in order to download the audio files. To download the audio files, you must be a registered user.
Language:English
Score: 1493545.1 - https://www.unmultimedia.org/avlibrary/content/FAQs/
Data Source: un
Interpretation requirements related to the pre-recorded video statements . . . . . . . . . . . 3 IV. Audio visual file general guidance for Broadcast and Conferences . . . . . . . . . . . . . . . 4 V. (...) As is common with MPEG4 or MOV files. 9. Alternately file submission video quality as a minimum • HD resolution of 1280 x 720 pixels in an aspect ratio of 16:9 • 30 frames per second (60 fields) known as 720p top field first; colour sub-sampled at a ratio of 4:2:2 (8 bits per channel with 10 bits per channel preferred). As is common with MPEG4 or MOV files. 10. Audio • General recommendation is that material should conform to SMPTE 382M Standard or AES3 • The preferred bit depth for audio recording is 24 bits per sample.
Language:English
Score: 1482180.5 - https://www.un.org/pga/74/wp-c...August-re-Video-Guidelines.pdf
Data Source: un
See what they are doing to help, how they are promoting inclusion and what steps they are taking to publicly support the refugee cause. Battery Dance WAV Badminton World Federation International Refugee Assistance Project – IRAP International Organization for Migration Settlement Services International Trickle Up SIOI Learn more This is how coalition members support refugees – be inspired!
Language:English
Score: 1371699 - https://www.unhcr.org/withrefugees/
Data Source: un