Ranko Hatsuda
Papers
1
Total Citations
81
H-Index
1
About
Ranko Hatsuda is a leading researcher in photonic-crystal lasers and their integration into advanced sensing systems, particularly for light detection and ranging (LiDAR) technology. Their most highly cited work, a 2021 study on "Photonic-crystal lasers with high-quality narrow-divergence symmetric beams and their application to LiDAR" (81 citations), addresses a critical bottleneck in autonomous systems: the poor beam quality of conventional semiconductor lasers. Hatsuda demonstrated that photonic-crystal surface-emitting lasers (PCSELs) can produce symmetric, narrow-divergence beams with exceptional quality, eliminating the need for bulky external optics. This breakthrough directly improves the accuracy, range, and reliability of LiDAR for robots, agricultural machinery, and autonomous vehicles. Beyond this landmark paper, Hatsuda’s contributions have advanced the practical deployment of PCSELs in real-world sensing and communication, bridging fundamental photonics with industrial application. Their work is widely recognized for enabling compact, high-performance laser sources that promise to transform smart mobility and automation.
Research Focus
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Top Papers
- 1