Location History:
- Kanagawa, JP (1995)
- Kamakura, JP (1992 - 1996)
- Tokyo, JP (2000 - 2005)
Company Filing History:
Years Active: 1992-2005
Title: Takuya Ohira: Innovator in Optical Technology
Introduction
Takuya Ohira is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical technology, holding a total of 14 patents. His work focuses on advanced optical systems that enhance communication technologies.
Latest Patents
One of Takuya Ohira's latest patents is a polarization dispersion compensating apparatus. This apparatus includes a polarization controller, a polarization beam splitter, an optical delay circuit, and a polarization beam combiner. The polarization controller is designed to control the polarization of an optical signal, ensuring that the polarization axis of the input optical signal aligns with the optical axis of an optical transmission line. The polarization beam splitter section effectively splits the optical signal into two perpendicular polarized components. The optical delay circuit introduces a delay difference between these components, while the polarization beam combiner merges them back together. Each section of the apparatus utilizes a symmetric Mach-Zehnder interferometer, which incorporates temperature control and birefringence portions to compensate for polarization dispersion.
Another notable invention is a variable dispersion compensator. This device features an optical waveguide with a chirped grating that has a Bragg wavelength varying along its length. A temperature distribution is applied to the central portion of the grating, while different temperature distributions are applied to the end portions. This innovative design allows for enhanced control over the dispersion characteristics of optical signals.
Career Highlights
Takuya Ohira is currently employed at Mitsubishi Electric Corporation, where he continues to develop cutting-edge optical technologies. His work has significantly impacted the field, leading to advancements in communication systems and optical signal processing.
Collaborations
Throughout his career, Takuya has collaborated with notable colleagues, including Masato Saito and Ryo Suzuki. These partnerships have fostered innovation and contributed to the successful development of various optical technologies.
Conclusion
Takuya Ohira is a distinguished inventor whose work in optical technology has led to numerous patents and advancements in the field. His contributions continue to shape the future of communication technologies.