But rather than fire back, Motorola co-Chief Executive Sanjay Jha told The Wall Street Journal that he would consider working with Microsoft's revamped mobile operating system.

WSJ: Motorola Sues Apple Over Patents

The Wall Street Journal reports that Google is joining Citigroup and Mastercard to set up a mobile payment system that would let Android users wave their phones in front of a small reader at a checkout counter to pay for something.

FORBES: Morning Tech Wrap: Apple, Google, Firefox

According to a new Wall Street Journal report, one of the world's most famed forkers of Android is looking to expand its mobile portfolio by adding the one crucial device it lacks: a phone.

ENGADGET

Reporting by the Wall Street Journal last summer narrowed the possible recipients of the NSL in question to a small cell phone firm called Credo Mobile.

FORBES: Here's The Judge's Order Banning The FBI's Secret Requests For Companies' User Data

Last week, TechCrunch, the Wall Street Journal and others reported that Facebook would be announcing a Facebook version of Android that would run on an HTC mobile device.

FORBES: Facebook Phone Speculation Grows Amid Report Of Phone Specs

By contrast, Skype charges 2.1 cents a minute for calls to landline and mobile numbers in the U.S. and many other countries, according to the Wall Street Journal report.

FORBES: Google Can Cruise To $660 For Starters If It Crushes Skype