Sumio Takeuchi

Title: Sumio Takeuchi: Innovator in Analog-to-Digital Conversion Technology

Introduction

Sumio Takeuchi is a prominent inventor based in Sakura, Japan. He is known for his significant contributions to the field of analog-to-digital conversion technology. With a focus on enhancing the efficiency and accuracy of digital signal processing, Takeuchi has made a notable impact in the industry.

Latest Patents

Takeuchi holds 1 patent for an innovative analog-to-digital conversion method and apparatus. This invention features a high-speed conversion process that utilizes multiple parallel analog-to-digital converters. By applying a clock signal to each converter at different phase relations, the equivalent sampling frequency is increased through the multiplexing of outputs into a serial format. A reference signal, such as a linear ramp or sawtooth signal, is employed to maintain the correct phase relation, effectively eliminating errors caused by variations in electrical characteristics among the converters. This correction can be performed automatically using a CPU before digitizing an analog input signal or at any desired time.

Career Highlights

Sumio Takeuchi has had a distinguished career, working with renowned companies such as Sony and Tektronix Corporation. His expertise in analog-to-digital conversion has positioned him as a key figure in the development of advanced electronic systems.

Collaborations

Throughout his career, Takeuchi has collaborated with notable colleagues, including Rikichi Murooka and Jun Sakamoto. These partnerships have contributed to the advancement of technology in their respective fields.

Conclusion

Sumio Takeuchi's innovative work in analog-to-digital conversion technology exemplifies the importance of continuous improvement in electronic systems. His contributions have paved the way for advancements that enhance the accuracy and efficiency of digital signal processing.