[4] On 28 May 2013, ST-Ericsson announced that they would sell the assets and intellectual property rights for its mobile connectivity Global Navigation Satellite System (GNSS) to Intel for $90 million.

[5] On 5 August 2013 Ericsson (NASDAQ:ERIC) and STMicroelectronics (NYSE:STM) announced the closing of the transaction for the split up of ST-Ericsson.

Effective 2 August 2013 Ericsson has taken on the design, development and sales of the LTE multimode thin modem solutions, including 2G, 3G and 4G interoperability.

ST has taken on the existing ST-Ericsson products, other than LTE multimode thin modems, and the GNSS (Global Navigation Satellite System) connectivity solution sold to a third party, and related business as well as certain assembly and test facilities.

In addition, it had R&D, sales and customer support teams in Tokyo (Japan), Shanghai (China), Taipei (Taiwan), Seoul (South Korea), Grimstad (Norway) and Nuremberg (Germany).

Before joining the joint venture, ST Microelectronics' wireless division had been working on the Nomadik application processor platform since the STn8800, which won the Microprocessor Report Analysts' Choice Awards in 2003.

Incorporated in Switzerland and headquartered in Geneva,[20] ST-Ericsson employed around 6,700 people worldwide, more than 85 per cent of whom work in R&D.

ST-Ericsson's main centers are in France, Switzerland,[21] Sweden, Finland, Germany, UK, India,[22] Singapore, China, Japan and Korea.