Company Filing History:
Years Active: 2006
Title: Kazuhiro Hongo: Innovator in Semiconductor Laser Technology
Introduction
Kazuhiro Hongo is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of semiconductor laser technology. His innovative work focuses on improving the performance and stability of semiconductor laser modules.
Latest Patents
Hongo holds a patent for a "Drive circuit and drive method of semiconductor laser module provided with electro-absorption type optical modulator." This invention aims to provide a drive circuit and method capable of obtaining a stable optical output without the need for constant temperature control of the module. The drive circuit detects the temperature within the semiconductor laser module, which includes a semiconductor laser and an electro-absorption (EA) modulator. Based on the detected temperature, it controls the drive current supplied to the semiconductor laser, as well as the bias voltage and modulated electric signal applied to the EA modulator. This ensures that the average power, extinction ratio, and optical cross point of the optical signal output remain constant. Hongo's patent is a testament to his innovative approach to enhancing semiconductor laser technology.
Career Highlights
Kazuhiro Hongo is associated with Fujitsu Corporation, where he has been able to apply his expertise in semiconductor technology. His work has contributed to advancements in the field, particularly in the development of reliable and efficient laser modules.
Collaborations
Hongo has collaborated with notable colleagues, including Yuji Miyaki and Kazuhiro Suzuki. These collaborations have likely fostered an environment of innovation and shared knowledge, further enhancing the impact of their work in the semiconductor industry.
Conclusion
Kazuhiro Hongo's contributions to semiconductor laser technology through his innovative patent demonstrate his commitment to advancing the field. His work not only enhances the performance of laser modules but also sets a foundation for future developments in this critical area of technology.