Xperia，原索尼爱立信，今索尼移动通信旗下高端智能手机子品牌。
2012年2月索尼宣布已经完成收购爱立信持有的索尼爱立信的50%股份，索爱成为了索尼的全资子公司，索尼爱立信SonyEricsson将更名为索尼移动通信，伯特·诺德伯格(Bert Nordberg)担任总裁兼CEO。而索尼爱立信SonyEricsson,这个名字，也成为了手机业的一段历史。
爱立信公司表示已完成出售其所持有的索尼爱立信移动通信公司（以下简称“索尼爱立信”）50%股份的交易，其中包括大量知识产权交叉许可协议。2011年10月27日，索尼公司（以下简称“索尼”）和爱立信联合宣布了此项交易。此项交易完成后，索尼爱立信成为索尼的全资子公司。双方协定的交易现金金额为10.5亿欧元。
索尼爱立信：
索尼爱立信作为一个年轻的国际知名品牌，诞生于2001年，是由索尼和爱立信各控股50% 的合资公司，分别融合了索尼在影音、产品规划及设计能力、消费电子产品营销和品牌推广方面的专长以及爱立信在移动通信技术、与运营商关系、网络设施建设等方面的专长。
被收购：索尼在2012年2月15日完成收购，成为索尼全资子公司。
现名：2012年2月正式更名为“索尼移动通信”。
索尼爱立信公司（原世界第三大手机公司爱立信移动）。2000年欧洲著名电信巨头爱立信子公司爱立信移动连续亏损，Sony Ericsson由Sony和Ericsson于2001成立，公司全球总部位于伦敦，包括欧洲、日本、中国和美国的研究开发人员在内，公司全球雇员约达7,500人。大家以为索尼爱立信是日本的其实索尼爱立信是一家欧洲公司。2011年10月27日，索尼宣布将以10.5亿欧元收购爱立信持有的50%股份，索尼爱立信将成为索尼的全资子公司。这一交易已在2012年初完成，索尼爱立信遂更名为索尼移动。
目前，“索尼爱立信”一词已不复存在，原本爱立信在过去十年所拥有的50%融资股份将正式回归到索尼公司。手机系列产品则命名为“索尼移动”，日后生产的手机LOGO将改为“SONY”。
Xperia, formerly Sony Ericsson, is now a high-end smartphone sub brand of Sony mobile communications. In February 2012, Sony announced that it had completed the acquisition of 50% of Sony Ericsson's shares held by Ericsson. Sony Ericsson became Sony's wholly-owned subsidiary. Sony Ericsson will be renamed Sony mobile communications, and Bert Nordberg will serve as president and CEO. Sony Ericsson, the name of Sony Ericsson, has become a part of the history of the mobile phone industry. Ericsson said it had completed the sale of its 50% stake in Sony Ericsson mobile communications (hereinafter referred to as "Sony Ericsson"), including a large number of intellectual property cross licensing agreements. On October 27, 2011, Sony Corporation (hereinafter referred to as "Sony") and Ericsson jointly announced the transaction. After the completion of the transaction, Sony Ericsson became a wholly-owned subsidiary of Sony. The cash value of the transaction agreed by the two parties is EUR 1.05 billion. Sony Ericsson: as a young international well-known brand, Sony Ericsson was born in 2001. It is a joint venture company with Sony and Ericsson holding 50% of the shares respectively, integrating Sony's expertise in video, product planning and design, consumer electronics marketing and brand promotion, Ericsson's mobile communication technology, relationship with operators, network facilities construction, etc Face expertise. Acquired: Sony completed the acquisition on February 15, 2012, becoming a wholly-owned subsidiary of Sony. Current name: officially renamed as "Sony mobile communication" in February 2012. Sony Ericsson (formerly Ericsson mobile, the world's third largest mobile phone company). Ericsson mobile, a subsidiary of Ericsson, a famous European telecom giant, lost money in 2000. Sony Ericsson was founded in 2001 by Sony and Ericsson. The company's global headquarters is located in London, including research and development personnel in Europe, Japan, China and the United States. The company employs about 7500 people worldwide. People think Sony Ericsson is Japanese. In fact, Sony Ericsson is a European company. On October 27, 2011, Sony announced that it would purchase 50% of Ericsson's shares for 1.05 billion euros, and Sony Ericsson would become a wholly-owned subsidiary of Sony. The deal was completed in early 2012, and Sony Ericsson was renamed Sony mobile. At present, the term "Sony Ericsson" no longer exists. The original 50% financing shares owned by Ericsson in the past decade will officially return to Sony. The mobile phone series is named "Sony mobile", and the logo of the mobile phone produced in the future will be changed to "Sony".