SamMobile, a prominent Samsung-related blog reports that the next generation Galaxy S device, likely to be called Samsung Galaxy S IV, is under development and is codenamed 'Project J' and may launch as early as April 2013.
Samsung is having plans to announce the next Galaxy S in April, the blog goes on to say.
According to older rumors the Galaxy S IV would have a full HD AMOLED display, a quad-core cpu,the latest version of android, a 13 megapixel camera and the screen size would be 5.0"
Other rumours had indicated the Galaxy S IV will feature a 13-megapixel camera, a significant upgrade over the Galaxy S III's 8-megapixel rear shooter. There's also buzz about the Galaxy S IV featuring a 2 GHz quad-core Exynos processor and an 8-core GPU.