Masaaki Ito

Title: Masaaki Ito: Innovator in Deflection Yoke Technology

Introduction

Masaaki Ito is a notable inventor based in Iwai, Japan. He has made significant contributions to the field of electronics, particularly in the development of deflection yoke technology for color picture tubes. With a total of 2 patents, his work has had a lasting impact on the industry.

Latest Patents

Masaaki Ito's latest patents include innovative designs that enhance the performance of color picture tubes. One of his key inventions is the "Deflection Yoke of Self-Convergence System." This design features a pair of saddle-type horizontal and vertical deflection coils connected in series. The yoke incorporates a diode block composed of diodes connected in parallel with reversed polarity, which minimizes misconvergence of electron beams. Additionally, a temperature compensation circuit can be connected to the vertical deflection coils to address resistance increases due to temperature changes.

Another significant patent is the "Convergence Correction Apparatus." This apparatus consists of horizontal and vertical deflecting coils that form a deflection yoke for a self-convergence system. It utilizes saturable reactors to correct convergence errors in horizontal lines by varying the distribution of the horizontal deflection magnetic field over time. The design also includes auxiliary control coils and a correcting circuit that supplies a current with a non-sawtooth waveform, further enhancing the convergence correction capabilities.

Career Highlights

Masaaki Ito is currently employed at the Victor Company of Japan, Limited, where he continues to innovate in the field of electronics. His work has been instrumental in advancing technologies that improve the quality and performance of electronic displays.

Collaborations

Throughout his career, Masaaki Ito has collaborated with talented individuals such as Toshio Kobayashi and Tomohiro Akaki. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Masaaki Ito's contributions to deflection yoke technology have significantly influenced the electronics industry. His innovative patents and collaborative efforts continue to pave the way for advancements in electronic display technology.