The objective is to accurately determine the effective value of channel width in accordance with the design value of channel width when the channel width is scaled down, thereby accurately modeling the electrical characteristic of a MOSFET. An error .DELTA.W1 based on the length of the region extending...http://www.google.de/patents/US6246973?utm_source=gb-gplus-sharePatent US6246973 - Modeling method of MOSFET