2. Software for PhotoDetectors CAD modeling, design and circuit simulation, optimization REPUBLIC OF SERBIA MINISTRY OF SCIENCE AND TECHNOLOGY University of Belgrade Faculty of Electrical Engineering YUGOSLAVIA 11000 Belgrade, B. Revolucije 73 E-mail: radunovic@buef31.etf.bg.ac.yu

3. device parameters operating conditions INPUT output MODELING module nonstationary and nonlinear model for large signals DESIGN and CIRCUIT SIMULATION module OPTIMIZATION module SPICE, MCAP, etc. Configuration required PC Pentium /133MHz/ -16Mb RAM -SVGA

4. operating conditions device parameters INPUT Nd, N, d, l, S, L P(t) t t t

5. MODELING module nonstationary and nonlinear model for large signals animation animation PiN MSM

6. DESIGN and CIRCUIT SIMULATION module Link to SPICE MCAP etc.

7. OPTIMIZATION module