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| Dec 3, 2009 |
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IT Services >
Telecommunications Services >
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ALSO CALLED:
Sound Quality,
VQ,
Voice Quality of Service,
Speech Quality
DEFINITION: Packet loss concealment (PLC) is a technology designed to minimize the practical effect of lost packets in digital communications. In particular, PLC is used in Voice over Internet Protocol (VoIP).PLC mitigates against the effects of packet loss, which is the failure of one or more transmitted packets to arrive at their destination. This event can cause noticeable effects in all types of digital communications.
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Definition continues below.
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Voice Quality White Papers
(View All Report Types)
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2 Matches
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Is Your Network Ready for VoIP?
sponsored by Blue Coat
WHITE PAPER:
This paper summarizes in question and answer format the many critical factors pertaining to VoIP's viability, regardless of which vendor's IP-PBX system is deployed across the distributed enterprise.
Posted: 20 Apr 2009 | Published: 20 Apr 2009
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Voice Architectures and Deployment Models
sponsored by Global Knowledge
WHITE PAPER:
Telephony design requires a solid understanding of the drivers for Voice over IP, corporate policies for infrastructure design, and telephone components.
Posted: 10 Dec 2008 | Published: 10 Dec 2008
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VOICE QUALITY DEFINITION (continued): … Packets delayed for a brief time can be dealt with at a given destination by means of a buffer that stores incoming packets for a certain interval and assembles them after that interval has elapsed. Although this method increases the latency, it is often an acceptable alternative to ignoring the delayed packets altogether. A more serious problem occurs with long-delayed or dropped packets. One method of PLC that can be effective in such situations is artificial regeneration of the packet received prior to the lost one, followed by insertion of the duplicated packet into the gap. In another technique, … |
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