A memorandum of understanding was signed by the founding members in September 2004, and the UPA was officially announced in January 2005.

Other members included: AcBel, Ambient Corporation, bpl, Corinex Communications, IBEC, Netgear, PCN Technology, Toshiba, Toyo Network Systems, and Junaid.

In-home systems and solutions, called "triple play" scenarios, were published in February 2006 as the UPA Digital Home Specification v1.0.

Certification events (known as Plugtests) were held in January 2006 and 2007, with products demonstrated at the Consumer Electronics Show.

[3] Marvell Technology Group acquired the intellectual property of DS2 in August 2011, although it continued to provide UPA specifications compliant devices.