The Effect of Packet Delay on Voip Speech Quality: Failure of Hurst Method

  • Authors:
  • Jiuchun Ren;Dilin Mao;ZhiWei Wang;ChuanShan Gao

  • Affiliations:
  • -;-;-;-

  • Venue:
  • CSIE '09 Proceedings of the 2009 WRI World Congress on Computer Science and Information Engineering - Volume 07
  • Year:
  • 2009

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Abstract

Voice over Internet Protocol (VoIP) is a technology that transports voice data packets across packet switched networks using the Internet Protocol (IP). However, the current Internet, which was originally designed for data communications, provides best-effort service only, and does not guarantee to transmission quality. As known, packet delay dramatically degrades the quality of VoIP calls. It is widely accepted the network was self-similar. The degree of self-similarity can be expressed by the Hurst parameter H (0.5