Location History:
- Kodaira, JP (1995 - 2010)
- Tokyo, JP (2010 - 2011)
Company Filing History:
6 out of 1,258 
4 out of 208 
1 out of 42,496 
Years Active: 1995-2011
Title: Masaru Adachi: Innovator in Distortion Detection and Amplification Technologies
Introduction
Masaru Adachi is a prominent inventor based in Kodaira, Japan, known for his significant contributions to the field of electronics and signal processing. With a total of 10 patents to his name, Adachi has made remarkable advancements in non-linear distortion detection methods and amplification devices.
Latest Patents
Among his latest innovations, Adachi has developed a non-linear distortion detection method and a distortion compensation amplifying device. This invention provides a method capable of suppressing the increase of circuit size and power consumption, even when the signal band is widened. The process involves sampling a signal obtained from a power amplifier using an A/D converter. An equalizer in the distortion detection unit utilizes an input signal from a predistorter as a reference symbol to detect equalization errors. The absolute value averaging unit outputs a temporally averaged distortion value to a control unit, which adaptively controls the predistorter for distortion compensation. Additionally, he has designed an amplifier that combines outputs from multiple amplifying circuits, optimizing performance through innovative circuit configurations.
Career Highlights
Adachi has worked with notable companies such as Hitachi Kokusai Electric Inc. and Hitachi Denshi Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to cutting-edge technologies in the electronics sector.
Collaborations
Throughout his career, Adachi has collaborated with esteemed colleagues, including Yoichi Okubo and Yasuhiro Takeda. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Masaru Adachi's work in distortion detection and amplification has significantly impacted the electronics industry. His innovative patents and collaborations highlight his dedication to advancing technology and improving electronic devices.