Hiroshi Kondoh

Title: Hiroshi Kondoh: Innovator in Millimeter Wave Technology

Introduction

Hiroshi Kondoh is a notable inventor based in Ithaca, NY, recognized for his contributions to millimeter wave technology. He has developed a significant patent that enhances the measurement capabilities of complex impedance in various devices and components.

Latest Patents

Kondoh holds a patent for a Millimeter Wave Vector Network Analyzer. This innovative system is designed for measuring the complex impedance of devices at millimeter wavelengths. The analyzer utilizes a pair of directional couplers to sample signals incident on and reflected from the element under test. These samples are processed through reference and test channels, allowing for precise measurements of both the complex reflection and transmission coefficients. A unique feature of this invention is the inclusion of a 90-degree phase shifter, which eliminates phase measurement ambiguity, ensuring accurate results. The system is capable of automatic measurements over a wide frequency band, thanks to an electronically swept signal source.

Career Highlights

Kondoh is affiliated with the Cornell Research Foundation Inc., where he continues to advance research in his field. His work has significantly impacted the development of measurement systems in high-frequency applications.

Collaborations

Kondoh has collaborated with G Conrad Dalman, contributing to the advancement of technology in their respective fields.

Conclusion

Hiroshi Kondoh's innovative work in millimeter wave technology exemplifies the importance of advancements in measurement systems. His contributions continue to influence the field and pave the way for future innovations.