Isao Ikai

Title: Isao Ikai: Innovator in Digital FM Modulation

Introduction

Isao Ikai is a notable inventor based in Tokyo, Japan. He is recognized for his contributions to the field of digital signal processing, particularly in the development of a digital FM modulator. His innovative work has led to advancements in communication technologies.

Latest Patents

Isao Ikai holds a patent for a "Digital FM modulator using direct digital synthesizer." This invention includes an A/D converter, a multiplier, an adder, a direct digital synthesizer, and an addition data output circuit. The A/D converter digitally encodes an input modulation signal. The multiplier multiplies an output from the A/D converter and multiplication data input from an external circuit. The adder adds output data from the multiplier to addition data. The direct digital synthesizer changes an oscillation frequency based on output data from the adder with respect to a reference frequency of a reference oscillator. The addition data output circuit changes the addition data to prevent a center frequency from changing in accordance with the multiplication data and outputs the addition data. This patent showcases his expertise in digital modulation techniques.

Career Highlights

Throughout his career, Isao Ikai has worked with prominent companies such as NEC Corporation and Nippon Hoso' Kyokai. His experience in these organizations has contributed to his development as an inventor and innovator in the field of digital technologies.

Collaborations

Isao Ikai has collaborated with notable individuals in his field, including Masatoshi Hamada and Yasuhiro Hasimoto. These collaborations have likely enriched his work and contributed to the advancements in his inventions.

Conclusion

Isao Ikai's contributions to digital FM modulation highlight his innovative spirit and technical expertise. His patent reflects significant advancements in communication technology, showcasing the importance of his work in the industry.