Monday, 25 April 2011

Streamcore Files Patents for the Worldwide First Desktop Video QoS Technology

Streamcore, the provider of WAN 2.0 assurance solutions to enable reliable delivery of business-critical UCC and interactive applications over any cloud, today announced having patents pending for a breakthrough desktop videoconferencing optimization technology. This new technology minimizes latency and jitter, and lowers the impact of network packet loss for desktop video end-users. It relies on a quality of service (QoS) engine that automatically manages bandwidth competition among users, called User Competition Prioritization for Audio/Video (UCPA/V), and is used in combination with Deep Packet Inspection (DPI) technology. By providing such innovative technology for desktop video, Streamcore solutions can help enterprises to include video in their Unified Communications & Collaboration (UCC) deployment strategy without adding a threat to network load and performance.
Enterprises’ use of Unified Communications & Collaboration (UCC) is on the rise. Typically, IT teams start by providing unified email, instant messaging or presence services, and sometimes audio communications too. However, adding video communications services from the desktop is more challenging because it consumes a lot of bandwidth and it can negatively impact performance of other traffic such as business applications if not carefully managed. With the advent of video services such as Skype, MSN Messenger or Apple Facetime, employees are getting used to visual communications and expect their IT staff to provide such applications internally. To solve the network issue, technologies such as Call Admission Control (CAC) can be enabled to limit the number of video communications per site allowed. For end users, CAC is not well accepted because they aren’t aware of the CAC technology and are frustrated when video services are restricted from time to time.
Streamcore’s patent-pending technology, called User Competition Prioritization for Audio/Video (UCPA/V), is a first-of-its-kind QoS technology dedicated to desktop video and allows the use of video services within a UCC project without any limitations. Streamcore’s innovative technology provides a maximum amount of bandwidth for all desktop video traffic per site and optimizes the quality perceived by end-users if there are too many communications competing for shared bandwidth. First, audio frames are automatically detected and prioritized to guarantee the audio part of desktop video communications. Secondly, video flows are managed by a per-flow QoS engine, ensuring that latency is minimized and the same data rate is provided for each user. Additionally, the content of H.263 or H.264 video frames is analyzed on-the-fly in order to detect and protect the most critical packets for video quality. This technology can even be applied to the latest video codecs such as H.264-SVC, which uses new specific types of video frames requiring a preferential QoS treatment. By combining User Competition Prioritization (UCPA/V) with Streamcore’s patented DPIA/V for UCC traffic, performance measurements for audio/video communications and a business-oriented management approach, enterprises can easily define tailored visibility and control policies for desktop video per business unit or per type of site.
“With our existing User Competition Prioritization (UCP) for data applications, Streamcore already has the most advanced QoS engine to ensure the best response time for interactive data flows,” said Frederic Hediard, vice president of product strategy at Streamcore. “By extending our UCP technology to manage the competition among desktop video users, we reinforce our market leader position for managing UCC delivery over the WAN and help enterprises to secure the success of their UCC initiatives.”
About Streamcore
Streamcore provides WAN 2.0 assurance solutions that enable reliable delivery of business-critical Unified Communications & Collaboration (UCC) and interactive applications over any cloud. Streamcore allows customers to apply practical business-based policies to successfully manage performance of real-time video, VoIP, collaboration and critical applications, whether delivered over traditional private networks or through innovative cloud-based models. Streamcore’s WAN 2.0 assurance is provided through unparalleled network-aware visibility and performance control capabilities, with a differentiated business-oriented approach to match enterprise business operations requirements and policies. Streamcore serves global enterprises, telecom service providers and government agencies that require stringent performance assurance for their cornerstone applications.

Source link: http://www.sys-con.com/node/1804634

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