fring announced the rollout of its network-optimized DVQ mobile video calling technology. The company’s proprietary DVQ (dynamic video quality) technology adjusts video bit rate and frame rate according to the specific device to match current network bandwidth during a call, delivering the best possible video picture quality for available bandwidth between call peers.

Vonage has just introduced the Vonage Mobile application for Facebook, a new service that allows users to make free mobile calls to all of their Facebook friends who have the app, anywhere in the world, directly from their friends list.

Mobile conferencing iPhone App from AT&T is now available on the App Store. It integrates multiple conferencing products including audio conferencing, web conferencing and video conferencing into a single UC application.

After “evaluating customers’ expectations and use of the iPhone compared to dozens of others AT&T offers,” the operator has finally taken the steps necessary so that Apple can enable VoIP applications on iPhone to run on AT&T’s wireless network.

Previously, VoIP applications on iPhone were enabled only for Wi-Fi connectivity. At the same time, AT&T has offered a variety of other wireless devices that enable VoIP applications on 3G, 2G and Wi-Fi networks.

Not long after Apple removed the official Google Voice application and any other applications that use Google Voice functionality from its iPhone App Store, the Federal Communications Commission has asked both Apple and AT&T to clarify the reasons of the removal.

The companies just answered FCC and published their statements.

A bit surprisingly, Apple stated that the company has not rejected the Google Voice application, and continues to study it.

WCell International has announched that its VoIP calling platform is now available for download on a variety of mobile operating systems, including BlackBerry, Java, Windows Mobile and Symbian.
The Hong Kong-based application for mobile devices is awaiting approval by Apple for listing in the iPhone App Store.

Microsoft is to ban apps that enable VoIP services over carriers' networks from its Windows MarketPlace for Mobile store when it launches in the second half of this year.
The VoIP app restriction is among the 12 application types forbidden in a list of "rules" announced by Microsoft.

Verizon is creating an application store for its Hub home phone service as part of plans to broaden its market.
The move follows the trend among mobile makers such as Apple, RIM and Palm to open up to third-party apps. A further development to widen the appeal of the Hub will see Verizon removing the condition that Hub buyers have to be Verizon Wireless customers.

i2Telecom has announced that its MyGlobalTalk service is now available for the Symbian S60 operating system.
The service has just been approved for inclusion on Android's Marketplace and has been submitted for approval on the iPhone App Store.