The 1990 International Topical Meeting on Photonic Switching was held April 12-14, 1990, in Kobe, Japan, in conjunction with the 1990 International Meet- ing on Optical Computing. It was sponsored by the Institute of Electronics, Information and Communication Engineers in cooperation with the IEEE Lasers and Electro-Optics Society, the Optical Society of America, and the Japan So- ciety of Applied Physics. The attendance was in excess of 340 persons, with 18 countries represented - a testimony to the current international interest in photonic switching. This book contains expanded and more...