NEW YORK -- Sony unveiled its next-generation gaming system, the PlayStation 4, and promised social and remote capabilities. Wednesday's announcement gives the struggling Japanese electronics company a head start over Microsoft and an Xbox 360 successor.The new PlayStation's updated controller closely resembles the PlayStation 3 controller but adds a touchpad, motion control and a "share" button. The Japanese electronics giant said the console will be part of a new ecosystem focused on hardware, software and "the fastest, most powerful gaming network."The PlayStation 4 will be Sony's first major game console since the PlayStation 3 went on sale in 2006. Microsoft is expected to unveil the next Xbox in June at the E3 video game expo in Los Angeles. Last fall, Nintendo started selling the Wii U.The PlayStation 4 debuts amid an industry shift toward mobile play on smartphones and tablets, raising the question of whether gamers will shell out several hundred dollars for a new console.This article includes material from The Associated Press and Bloomberg News.