The performance, functionality and productivity of the semiconductor laser have been dramatically improved since its invention in 1962. Today it came to be indispensable for our life as optical components connecting home and the Internet as well as long-distance large-capacity trunk networks. It may be said that the information revolution pulled by the explosive spread of the Internet is origin...

LEDs (Light emitting diodes) are considered as the most promising green lighting sources in 21st Century for the advantages in high brightness, long lifetime (more than 50,000 hours), low energy consumption, short corresponding time, good shock resistance, non-toxic, recy‐ clable, safety. LEDs have already been extensively used in outdoor displays, traffic lights, high-performance back light un...

It is hoped that the area entitled "Recent Progress in Japan" will provide the audience with a better understanding of computer technology in Japan. The primary objective is to overview the present status and the future prospects of both semiconductor and computer technologies from viewpoints of recent activities in the field of research and development, and to present some main research effort...

The multilingual diversity of India is one of the most unique in world. Currently there are 22 constitutionally recognized languages with 12 scripts. Apart from these, there are at least 35 different languages and 2000 dialects in 4 major language families. It is thus evident that, development and proliferation of software solutions in the Indic multilingual environment requires continuous and ...