Implementation of VoIP System on SoC Platform
碩士 === 國立成功大學 === 電腦與通信工程研究所 === 93 === In this thesis, the implementation of G.729 Codec at DSP side on SoC platform is our mainly search, and we also combine the operating system at ARM side and network to complete VoIP System. At first, the G.729 Codec takes lots of calculation, so the sources c...
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ndltd-TW-093NCKU56520262017-06-11T04:32:55Z http://ndltd.ncl.edu.tw/handle/49121047591390709706 Implementation of VoIP System on SoC Platform 網路電話系統於系統晶片之實現 Wei-Jei Wang 王韋傑 碩士 國立成功大學 電腦與通信工程研究所 93 In this thesis, the implementation of G.729 Codec at DSP side on SoC platform is our mainly search, and we also combine the operating system at ARM side and network to complete VoIP System. At first, the G.729 Codec takes lots of calculation, so the sources codes of G.729 Codec have to be optimized and rewritten as assembly code. Then, the fast algorithm accelerate the fixed-codebook search, let the G.729 Codec achieve real-time encoding and decoding at DSP side. Finally, we combine the operating system and the application program at ARM side to complete the VoIP System which has the function of communication and leaving messages. Jar-Ferr Yang 楊家輝 2005 學位論文 ; thesis 65 zh-TW |
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碩士 === 國立成功大學 === 電腦與通信工程研究所 === 93 === In this thesis, the implementation of G.729 Codec at DSP side on SoC platform is our mainly search, and we also combine the operating system at ARM side and network to complete VoIP System. At first, the G.729 Codec takes lots of calculation, so the sources codes of G.729 Codec have to be optimized and rewritten as assembly code. Then, the fast algorithm accelerate the fixed-codebook search, let the G.729 Codec achieve real-time encoding and decoding at DSP side. Finally, we combine the operating system and the application program at ARM side to complete the VoIP System which has the function of communication and leaving messages.
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author2 |
Jar-Ferr Yang |
author_facet |
Jar-Ferr Yang Wei-Jei Wang 王韋傑 |
author |
Wei-Jei Wang 王韋傑 |
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Wei-Jei Wang 王韋傑 Implementation of VoIP System on SoC Platform |
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Wei-Jei Wang |
title |
Implementation of VoIP System on SoC Platform |
title_short |
Implementation of VoIP System on SoC Platform |
title_full |
Implementation of VoIP System on SoC Platform |
title_fullStr |
Implementation of VoIP System on SoC Platform |
title_full_unstemmed |
Implementation of VoIP System on SoC Platform |
title_sort |
implementation of voip system on soc platform |
publishDate |
2005 |
url |
http://ndltd.ncl.edu.tw/handle/49121047591390709706 |
work_keys_str_mv |
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