What exactly are you trying to do? Are you getting 1080p on your PS3? Cable tv/ satellite is only 1080i/720p HD. You can't get 1080p from cable tv. If you have a new receiver you can upscale to 1080p but is not true 1080p video. It only makes the picture look better.
Media room- LG 4K OLED EG9600, Pioneer Elite VSX-90, Samsung 4K K8500, Klipsch Gallery G28's, Klipsch Sub 12, Klipsch RS-52 II, Optik HD cable
Living room- Sony 4K 79XBRX900B, Onkyo RC-360,HTPC, Klipsch Reference R-62II, Rc52II,PS4
Gaming room -Panasonic ST60, PS3, Wii