AT&T promises iPhone hotspot with iOS 4.3; Ericsson gets new chairman

@FierceWireless: Apple Rumors Publishing Flowchart. Article (via @allthingsd) | Follow @FierceWireless

> New research shows concerns about the Verizon iPhone "death grip" may be overblown. Article

> According to Boy Genius Report, the BlackBerry PlayBook will go on sale April 10. Article

> The FCC approved a Verizon Wireless-branded HTC Merge. Article

> Engadget said a Tegra 2-powered Samsung Galaxy S II will be released. Article

> Ericsson selected Volvo's CEO as the chairman of its board. Article

> New federal legislation aims to inventory spectrum. Article

> AT&T Mobility said it will support the mobile hotspot function in Apple's iOS 4.3 release for the iPhone. Article

Mobile Content News

> Devices running Google's Android mobile operating system now represent a 29 percent share of the U.S. smartphone market. Article

> Microsoft has resumed rolling out a new Windows Phone 7 mobile operating system update roughly a week after some users reported the patch disabled WP7-based smartphones manufactured by Samsung. Article

> This week in Twitter. Commentary

Broadband Wireless News

> Golden Bridge Technology is suing 25 technology companies, claiming the companies violate a number of its 3G patents for devices and base stations. Article

> Irish WiMAX operator Imagine is suing its vendor Motorola for $124 million, claiming the vendor breached an agreement to deploy a WiMAX network in the Irish Republic. Article

> Market research firm Infonetics Research said the global 2G/3G/4G infrastructure market declined by slightly more than 10 percent to $42.4 billion. Article

European Wireless News

> Vodafone and Kia Motors agreed to combine their resources to search for telematics business opportunities in Europe. Article

> The French-based media and telecoms group Vivendi reported a 4.4 percent net increase in profits for 2010. Article

> Vodafone inked an agreement with the technology giant the Bosch Group that will see both firms integrate their respective M2M platforms. Article

> O2 UK plans to use LTE service as a "toll road" to charge content providers more for delivering high-quality media content to end users, a company executive said. Article

And finally... The HTC ChaCha will now be the ChaChaCha. Article