Realization of a multilayer photonic process, as well co-integration large number and electronic components on single substrate, presents many advantages over conventional solutions opens pathway for various novel architectures applications. Despite the potential advantages, realization complex process compatible with low-cost CMOS platforms remains challenging. In this paper, platform is inves...

Recent progress in ultrafast photonics is reviewed with special emphasis on the research and development activities in Japanese research institutions in the field of optical communication and related measurement technologies. After summarizing the physical natures of ultrashort optical pulses, selected topics are reviewed on such as (1) ultrahigh-bit-rate optical communication employing the com...