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RADVISION DEBUTS SUITE OF 3G AND WIFI DEVELOPER SOLUTIONS.


RADVISION (Nasdaq: RVSN RVSN Radvision (stock symbol)
RVSN Recorded Volume Serial Number (Veritas)
RVSN Raketnye Voiska Strategicheskogo Naznacheniya (Russian strategic rocket forces) 
), a source of award winning, industry-standard products and technologies for real-time multimedia communications, has introduced enhancements to many of its award-winning ENSEMBLE toolkits to address the needs of developers building servers and mobile devices for 3G and WiFi based services. With these toolkit upgrades RADVISION now provides its development partners with all the tools and complementary components to effectively design and bring to market solutions for virtually every point in the IP and 3G mobile network.

These modifications enable the development of new breeds of emerging services such as Push-To-Talk (PTT (1) (Postal, Telegraph & Telephone) The governmental agency responsible for combined postal, telegraph and telephone services in many European countries.

(2) See push-to-talk.

PTT - Post, Telephone and Telegraph administration
) over Cellular (PoC), Presence, and Instant Messaging. In addition, this new suite of developer solutions for the wireless market is suitable for enabling similar services on mobile devices supporting 2.5G/3G and WiFi air interface standards.

RADVISION's suite of 3G developer solutions now supports all the main application protocols needed for the delivery of one-way, bidirectional, and multipoint data and multimedia content over a broadband mobile network including the following:

SIP (Session Initiation Protocol (protocol) Session Initiation Protocol - (SIP) A very simple text-based application-layer control protocol. It creates, modifies, and terminates sessions with one or more participants. Such sessions include Internet telephony and multimedia conferences.

It is described in RFC 2543.
) according to RFC (Request For Comments) A document that describes the specifications for a recommended technology. Although the word "request" is in the title, if the specification is ratified, it becomes a standards document. 3261

SIP/SIMPLE (Presence and Instant Messaging Presence and Instant Messaging (PRIM) was an early proposal to the IETF of a standard protocol for instant messaging. No work has been done on it since 2001, however. Currently, SIP, its derivative SIMPLE, and XMPP are being considered for use as instant messaging protocols. )

3G-324M (for real-time multimedia over 3G)

RTSP (RealTime Streaming Protocol) An application layer protocol used to transmit streaming audio, video and 3D animation over the Internet. It enables the user's client software to provide remote control of the server with functions such as pause, rewind and fast  (Real Time Streaming Protocol (multimedia, networking, protocol) Real Time Streaming Protocol - (RTSP) An application layer protocol for controlling delivery of a stream of real-time multimedia content. RTSP allows users to start playing from a certain position. )

RTP/RTCP (Real Time Transport Protocol/Real Time Transport Control Protocol)

The RADVISION solution is also complemented by the company's highly experienced professional services offerings, ideal for assisting in the design and development of a solution and substantially reducing time-to-market. Additionally, by choosing a RADVISION-based solution, the developer has the flexibility to also integrate RADVISION's existing 3G-oriented hardware components into the developer's wireless solution. These components includes a H.323 to 3G-324M gateway for video telephony, an RTSP Streaming Proxy, a carrier-class Multipoint Conferencing Unit (MCU (1) (MicroController Unit) A computer on a single chip. See microcontroller.

(2) (Multipoint Control Unit) A device that is used to moderate a videoconference of three or more end points (users at computers or groups of users
) supporting both SIP and H.323, advanced scheduling, and powerful management tools.

"With the huge interest of mobile carriers to quickly roll out 3G networks and services, developers feel pressure to reduce development time and time-to-market while still maintaining a high level of interoperability and robust functionality," said Boaz Raviv, general manager of RADVISION's Technology Business Unit. "This can only be accomplished by turning to a developer solutions such as those offered by RADVISION. We feel that RADVISION is the clear choice when picking a third party vendor, as we provide the application toolkits, developer solutions, professional services, testing tools, and complementary components that enable the development of the best solutions possible, providing all the necessary building blocks for developing innovative applications and services for 3G servers and mobile devices."

The following developer solutions have been tested on both native platforms including Windows, Linux, and Solaris, and for server-type applications as well as on embedded operating systems such as WinCE .NET, Embedded Linux, Symbian, Nucleus, VxWorks, and pSOS for the development of advanced 3G-based mobile devices (specific OS support can be found in each product brochure). Additionally, every toolkit includes a versatile set of API libraries to speed up development and reduce cost and application complexity.

SIP Toolkit

RADVISION enhanced its SIP toolkit according to 3G requirements by enabling the development of JSR-180 (J2ME (Java 2 Platform, Micro Edition) A version of Java 2 for cellphones, PDAs and consumer appliances. J2ME uses the K Virtual Machine (KVM), a specialized Java interpreter for devices with limited memory. ) and PoC (Push to talk over Cellular) services, an OMA specification, allowing application developers to easily implement these standard APIs and functionalities above the Toolkit. The RADVISION SIP Toolkit is an advanced set of API libraries for developing all types of SIP User Agents, including 3G cellular phones and PDAs.

SIP Server Platform

The RADVISION SIP Server Platform provides a complete framework for developing SIP Server applications including Proxies, Redirect Servers, Registrars, Presence Servers, Back-2-Back User Agents, 3G servers, and PoC Servers. The SIP Server Platform complies with the latest SIP standards and features capabilities crucial for 3G networks such as support for IPv6 and Loose Routing.

3G-324M Toolkit

The 3G-324M Toolkit addresses the 3G-324M protocol for real-time multimedia over 3G networks. This toolkit, tested to be interoperable with leading 3G mobile and server vendors, includes a set of comprehensive APIs for developing advanced multimedia communication solutions for 3G networks and terminals. The Toolkit can be used to develop real-time multimedia-based solutions for 3G networks including 3G cellular video phones, 3G PDAs and smart phones, 3G expansion cards (e.g. PCMCIA (Personal Computer Memory Card International Association, San Jose, CA, www.pcmcia.org) An international standards body and trade association that was founded in 1989 to establish a standard for connecting peripherals to portable computers. PCMCIA created the PC Card. See PC Card. ), 3G-324M gateways, and feature servers, as well as H.324 PSTN (Public Switched Telephone Network) The worldwide voice telephone network. Once only an analog system, the heart of most telephone networks today is all digital. In the U.S.  Videophones. As part of this release RADVISION today also announced that its 3G-324M Toolkit is now part of the Intel PCA (tool, programming) PCA - A dynamic analyser from DEC giving information on run-time performance and code use.  (Personal Internet Client Architecture) solution for their popular Intel Xscale platforms, used by major PDA (Personal Digital Assistant) A handheld computer for managing contacts, appointments and tasks. It typically includes a name and address database, calendar, to-do list and note taker, which are the functions in a personal information manager (see PIM).  and mobile vendors throughout the industry.

RTSP Client Toolkit

RADVISION has also announced, as part of this 3G developer suite, the general availability of its new RTSP Client Toolkit. The RTSP Client Toolkit provides an advanced library for developing streaming applications for fixed IP or 3G. The toolkit is suitable for devices such as cellular phones and PDAs as well as IP TV terminals. The toolkit supports additional services to RFC 2326 D.1 spec such as DNS (Domain Name System) A system for converting host names and domain names into IP addresses on the Internet or on local networks that use the TCP/IP protocol. For example, when a Web site address is given to the DNS either by typing a URL in a browser or behind the  address resolution, UDP UDP (uridine diphosphate): see uracil.


(User Datagram Protocol) A protocol within the TCP/IP protocol suite that is used in place of TCP when a reliable delivery is not required.
 multicast, and IPv4/IPv6 operation mode support. The RTSP Client Toolkit is based on RADVISION's common core layer which supports many operating systems and can be integrated with RADVISION's SIP/SDP and RTP/RTCP add-on modules.

RTP/RTCP Toolkit

Finally, RAD VISION announced that its RTP/RTCP toolkit has been upgraded to support new features required for 3G implementations. RADVISION RTP/RTCP toolkit now features the latest IETF See Internet Engineering Task Force.

IETF - Internet Engineering Task Force
 specs of RFC3550 and RFC3551, adding required codec payload support such as GSM-AMR, MPEG-4 and H.264 as well as emerging technologies such as PoC. Additionally, the RTP/RTCP toolkit supports IPv6/IPv4, a crucial feature in 3G products and architectures.

About RADVISION

RADVISION (Nasdaq: RVSN) is the industry's leading provider of high-quality, scalable and easy-to-use products and technologies for videoconferencing, video telephony, and the development of converged voice, video and data over IP and 3G networks.

For more information, visit http://www.radvision.com or call 201/689-6311.
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No portion of this article can be reproduced without the express written permission from the copyright holder.
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Publication:Tele-Service News
Date:Apr 1, 2004
Words:965
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