Hiroki Wada

Title: Hiroki Wada: Innovator in Semiconductor Technology

Introduction

Hiroki Wada is a prominent inventor based in Gunma, Japan. He has made significant contributions to the field of semiconductor technology, holding 2 patents that showcase his innovative approach to complex electronic systems.

Latest Patents

Wada's latest patents include a complex band-pass filter for use in digital radio receivers and a complex band-pass AD modulator utilizing the same technology. The first patent describes a first-order complex band-pass filter where multiplexers are alternately switched between time intervals of phases A and B. This design includes two multiplexers at the input and output stages, along with a multiplexer in the feedback circuit of each first-order filter, which alternates the sign of the feedback signal. The processing in the circuit part between the multiplexers involves alternating the sign of the signal inputted to an adder. The second patent details a complex band-pass AD modulator designed for use in AD converter circuits. This modulator features a subtracter device, a complex band-pass filter, and multiple AD and DA converters, all organized with multiplexers to manage the input and output of digital and analog signals effectively.

Career Highlights

Hiroki Wada is affiliated with the Semiconductor Technology Academic Research Center, where he continues to push the boundaries of semiconductor innovation. His work has been instrumental in developing advanced filtering techniques that enhance the performance of digital communication systems.

Collaborations

Wada collaborates with notable colleagues, including Hao San and Haruo Kobayashi, contributing to a dynamic research environment that fosters innovation in semiconductor technology.

Conclusion

Hiroki Wada's contributions to the field of semiconductor technology through his patents and collaborative efforts highlight his role as a key innovator. His work continues to influence advancements in digital communication systems.