Vivo (telecommunications) region Vivo owns the following brands: Vivo (telecommunications) Vivo (, Portuguese for "alive"), is a brand of Telefônica Brasil, the largest telecommunications company in Brazil. It is headquartered both in São Paulo and Rio de Janeiro. The company was originally formed as part of Telebrás, the state-owned telecom monopoly at the time. In 1998, Telebrás was demerged and privatized. Telefónica bought Telesp, the São Paulo division, and rebranded it to Telefónica. On 15 April 2012, all Telefonica services were rebranded again to Vivo, using the same strategy of unifying all its services in a unique brand, like Movistar (Hispanic America
Kyocera Communications CDMA-based Push to talk service Sprint Direct Connect. In August 2014, Kyocera released the "Kyocera Brigadier", the first U.S. smartphone to be equipped with a display made of sapphire glass. Kyocera Communications Kyocera Communications, Inc. (pronounced like: key-oh-sarah) is an American manufacturer of mobile phones for wireless service providers in the United States and Canada. Kyocera Communications, Inc. is a wholly owned subsidiary of Kyocera Corporation, which also manufactures mobile phones for the Japanese wireless market under various brands. Kyocera Wireless, Inc. was originally formed in February 2000 when Kyocera acquired QUALCOMM's San Diego, California-based terrestrial handset division. Upon the