Clearwire investor sues Clearwire, Sprint; J.P. Morgan downgrades Leap Wireless

Quick news from around the Web.

@FierceWireless: Feature: iOS devs react on Twitter to Chinese app store that pirates their work. Article via sister site @FierceDeveloper | [email protected]

> Samsung is reportedly planning to build a rugged version of the Galaxy S4. Article (sub. req.)

> Samsung announced the 7-inch Galaxy Tab 3. Article

> Clearwire again will tap financing from Sprint Nextel. Article

> A Clearwire investor sued Clearwire's directors and Sprint Nextel. Article

> J.P. Morgan downgraded Leap Wireless, sending the Cricket provider's shares falling. Article

> Nokia's 105 phone will sell for $20, a move Nokia hopes will help it recapture share the low-end feature phone market. Article

> China Mobile reportedly plans to launch a TD-LTE network in August. Article

Mobile Content News

> Nokia is spending $500,000 to increase the number of Windows Phone apps available for its Lumia smartphones. Article

> Shazam has named former Yahoo executive Rich Riley as its new CEO, replacing longtime chief Andrew Fisher, who will transition to executive chairman duties. Article

> Microsoft's Windows Phone fueled 5.6 percent of smartphones sold in the U.S. during the first quarter of 2013, up from 3.7 percent in the year-ago quarter, narrowing the gap on Google's Android and Apple's iOS, research firm Kantar Worldpanel ComTech reports. Article

Broadband Wireless News

> Cisco Systems, which announced earlier this month that it will acquire small cell vendor Ubiquisys, is positioning itself as the un-macrocell provider when it comes to extending coverage and capacity. Article

> Charlie Ergen's Dish Network could use some financial help in its attempt to take over Sprint Nextel, and BTIG Research analyst Walter Piecyk is suggesting two white knights that could come to Dish's aid: Apple and Google. Article

Cable News

> About 27 percent of viewers say their favorite device for viewing online video content is a connected TV, the Interactive Advertising Bureau said Monday. Article

European Wireless News

> Vivendi has received two binding offers for its 53 per cent stake in fixed and mobile operator Maroc Telecom, after both Dubai-based Etisalat and Qatari operator Ooredoo submitted bids, as had been widely expected. Article

> Telenor Serbia said it plans to offer mobile financial services in Serbia after it agreed to buy the Serbian unit of Belgian banking and insurance group KBC. Article

And finally… Microsoft's latest Windows Phone ad features a wedding between Apple and Samsung users. Article