A CMOS VLSI chip for filtering of TV pictures in two dimensions Zehner, B. ; Mattausch, H. ; Matthiesen, F. ; Tielert, R. ; Grallert, H. Abstract Publication: IEEE Journal of Solid-State Circuits Pub Date: October 1986 DOI: 10.1109/JSSC.1986.1052609 Bibcode: 1986IJSSC..21..797Z