It looks like an HD successor to the PD10:
http://news.sel.sony.com/pressrelease/5925
Like the PD10, there is also a consumer version, the HDR-HC1.
Both have a singe 1/3-inch, 3-megapixel Complementary Metal Oxide Semiconductor (CMOS) image, which I suppose is a fancy way of saying 1 CCD (but at least it's a 1/3" one).