Location History:
- Kawasaki, JP (2005)
- Minato-ku, JP (2011)
- Tokyo, JP (1990 - 2012)
Company Filing History:
10 out of 35,658 
5 out of 59 Years Active: 1990-2012
Title: Hidenori Shimawaki: Innovator in Power Amplification and Radio Communication
Introduction
Hidenori Shimawaki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of power amplification and radio communication. With a total of 14 patents to his name, Shimawaki's work has had a considerable impact on modern technology.
Latest Patents
Among his latest patents is a power amplifier that features a MOS transistor with a gate length of 180 nm or less. This innovative power amplifier includes an output matching circuit connected to the drain terminal of the MOS transistor. The design applies a voltage Vd_n, normalized by an allowable DC state voltage, as a drain-source voltage, with Vd_n ranging from 0.5 to 0.9. Additionally, the real part of the load impedance is defined by specific inequalities that enhance performance. Another notable patent is for a radio communication device that comprises a transmitter, receiver, propagation detecting unit, and symbol rate setting unit. This device utilizes multiple antennas and circuits to effectively modulate and demodulate signals, adapting to the propagation state of radio waves.
Career Highlights
Hidenori Shimawaki has worked with notable companies such as NEC Corporation and NEC Compound Semiconductor Devices, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of electronics and communication technology.
Collaborations
Throughout his career, Shimawaki has collaborated with esteemed colleagues, including Masahiro Tanomura and Hironobu Miyamoto. These partnerships have contributed to the advancement of his research and inventions.
Conclusion
Hidenori Shimawaki's contributions to power amplification and radio communication demonstrate his expertise and innovative spirit. His patents reflect a commitment to advancing technology and improving communication systems.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.