1. E.R. Fossum, “Image sensor using single photon jots and processor to create pixels,” US Patent No. 8,648,287.
2. Some Thoughts on Future Digital Still Cameras,;Fossum,2005
3. What to do with sub-diffraction-limit (SDL) pixels? – A proposal for a gigapixel digital film sensor (DFS),;Fossum,2005
4. Gigapixel digital film sensor,;Fossum,2005
5. E.R. Fossum, D-K. Cha, Y-G. Jin, Y-D. Park, S-J. Hwang, “High sensitivity image sensors including a single electron field effect transistor and methods of operating the same,” US Patent No. 8,546,901 and 8,803,273.