Yasuharu Suematsu Honorary Professor Tokyo Institute of Technology

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Presentation transcript:

Yasuharu Suematsu Honorary Professor Tokyo Institute of Technology 2018-3-16 Congratulation for Symposium on Tribute to the Career of 　　 Professor Larry Coldren Yasuharu Suematsu Honorary Professor Tokyo Institute of Technology

1986-6-12 Int. Work. Sem. Laser. SanFrancisco 2019/5/3 Yasuharu Suematsu

■ Widely Tunable Sampled-Grating DBR-Laser with SOA-Modulator PICs Sampled-Grating DBR Laser in 1993. Wide Tunability by Vernier Effect over 40nm. Commercialization of Electro-Tunable Laser, in 2004. Electro-Tunable Laser Prof. Larry Coldren By Courtesy of Prof. L. A. Coldren “Semiconductor Laser Advances,” IEEE Photonic Res. Advances, Feb., 2011 2019/5/3 Yasuharu Suematsu

Greatly Appreciated for Commercialization of Electro-Tunable Lasers 2019/5/3 Yasuharu Suematsu

2006-9-20 20th Anniversary ISLC, Hawaii

2012-11-6 40th Anniversary SMSL, Tokyo 2019/5/3 Yasuharu Suematsu

2016-9-14 50th Anniversary ISLC-25 Kobe 2019/5/3 Yasuharu Suematsu

Past drastic Advancements: ■Quantitatively drastic advancement of ICT could produced Qualitative changes in Society ? 　　　　　　　Past drastic Advancements:　 Quantitatively by the order of multi-million times Optical Fiber: 100 million times compared Electric Cable Data on Clouds: 100 million times compared National Diet Library Computer : 10 million times compared half a century ago 　　　　　　　Future Extraneous Society ?? above drastic advancements could produce Qualitative Changes; Net-Linked World　　~Long Life ? Cloud captured Individual Action ~Novel Business ? IoT-Organized Earth 　 ~System Safety ? 　　　　 Global Net-Tied Brain 　 ~Smart Idea ? AI assisted Work 　　~Wide Scope ? 2019/5/3 Yasuharu Suematsu

Congratulation for Professor Larry Coldren 2019/5/3 Yasuharu Suematsu