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Voice Quality

-- 5 Vendor Reports | 5 Products

ALSO CALLED: Sound Quality, VQ, Voice Quality of Service, and 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  … 
Definition continues below.

Recent Vendor Reports on Voice Quality
Optimize Multi-vendor Voice and Data Networks for Service Quality, Responsiveness, and Cost of Delivery
sponsored by CA
WHITE PAPER: Learn how CA Network and Voice Management solution improves the quality of service, reduces the impact of service disruptions and controls OPEX and CAPEX through better use of resources.
Posted: 29 Jul 2008 | Published: 01 Jan 2007
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Nanometrics's Replaced a Tunnel-based WAN Optimization Solution with Cisco WAAS for Better VOIP Quality and Higher Savings
sponsored by Cisco Systems, Inc.
CASE STUDY: Nanometrics' replaced a tunnel-based WAN optimization solution with Cisco WAAS for better VoIP quality and higher savings.
Posted: 02 Apr 2008 | Published: 01 Apr 2008
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TOPICS:  Voice Quality | VoIP | WAN

PacketSaver: More Efficient, More Reliable VoIP
sponsored by Quintum Voice Over IP Technologies
WHITE PAPER: PacketSaver is a powerful technology for any organization seeking to leverage IP networking to support voice, fax, and data. By reducing bandwidth requirements and router processing loads, PacketSaver cuts costs while improving reliability.
Posted: 10 Mar 2008 | Published: 01 Jun 2001
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VoIP and MPLS - Making It Work for Your Company
sponsored by Fluke Networks
WEBCAST: This webcast highlights how pre-assessment and post-deployment visibility can help enterprises understand the impacts of VoIP and MPLS and how to deploy successfully.
Posted: 16 Nov 2007 | Premiered: Available On Demand
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Voice Quality
sponsored by Calyptech
PRODUCT OVERVIEW: The VQEST 300 is a Voice Quality Enhancement System capable of handling up to 300 bi-directional voice channels.
Posted: 18 Apr 2004 | Published: 01 Jan 2004
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VOICE QUALITY DEFINITION (continued): …  can cause noticeable effects in all types of digital communications. 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 … 

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