Rumors show that Sony has developed 24MP, 32MP, 36MP new full frame sensors for the upcoming Sony cameras. The next generation A-mount and E-mount Full Frame cameras will feature a newly designed Sony Full Frame sensor.
According to SAR the first camera with using one of the new full frame sensor will be the Sony NEX-FF camera. The rumor contains not much info about which cameras will use these sensor. The closest one with the full frame sensor will be the NEX full frame camera.
Sony Developed 24MP, 32MP, 36MP New Full Frame Sensors
The Sony NEX-FF camera coming with two new Zeiss lenses. The first NEX full frame camera announcement will be in late August or September. But the availability or release date of the camera still to be expected in early 2014.