Visa Inc. has announced plans to introduce a 'digital wallet' in the United States and Canada this autumn. The service will store details for Visa and non-Visa accounts, offering NFC payments through the Visa payWave application.

Other payment options, including online transactions, retailer discounts and person-to-person money transfers, will also be available.

Motorola Mobility says it's acquired California-based SunUp Digital Systems.

SunUp's software helps with the delivery and management of premium video across television, smartphones and tablet devices. It's expected to be used within Motorola Medios, Motorola's own 'multi-screen' software system for Internet TV.

Independent application store GetJar has acquired Infrinity, a young company that provides 'predictive insights' to help publishers improve their customer lifecycle management.

GetJar plans to use Infrinity's technology to help it improve discovery, recommendations and user experience within its app store.

Google's I/O 2011 developer conference has seen the company talking about its Android mobile platform.

It says there are now 100 million activated Android devices around the world, with 400,000 new Android devices activated every day. The Android Market has seen 4.5 billion downloads and currently has 200,000 free and paid applications available.

Google has launched a new music streaming service, although it's only available as a beta version for US-based customers at the moment.

Music Beta by Google lets consumers upload their personal music collection and then stream it to their Android phone, Android tablet or computer.