Tanemasa Asano

Title: The Innovations of Inventor Tanemasa Asano

Introduction: Tanemasa Asano, an accomplished inventor based in Fukuoka, Japan, has made significant contributions to the field of semiconductor technology. With two patents to his name, Asano is recognized for his innovative approaches to doping methods in semiconductor materials, which are vital for enhancing electronic devices' performance.

Latest Patents: His latest patents include a "Laser Doping Apparatus" and a "Laser Doping Method." The laser doping apparatus is designed to irradiate a specific region of semiconductor material with a pulse laser beam to perform doping efficiently. This apparatus consists of a solution supplying system that delivers a dopant-containing solution to the targeted area. It also features a laser system that incorporates at least one laser device, capable of outputting the pulse laser beam transmitted through the dopant solution. Moreover, the time-domain pulse waveform changing apparatus is an essential component that regulates the time-domain pulse waveform of the pulse laser beam.

Asano's method for doping impurities involves high concentrations that exceed thermodynamic equilibrium concentrations, which are achieved by utilizing a solid material with minimal diffusion coefficients for impurity elements. This process includes depositing a source film made from impurities onto a semiconductor substrate and irradiating it with a light pulse, carefully considering factors such as irradiation time and energy density.

Career Highlights: Throughout his career, Tanemasa Asano has worked with prominent organizations, including Fuji Electric Co., Ltd. and Kyushu University National University Corporation. His experience in these esteemed institutions has allowed him to deepen his expertise in semiconductor research and development.

Collaborations: Asano has collaborated with notable professionals in his field, such as Akihiro Ikeda and Hiroshi Ikenoue. These partnerships have fostered innovation and advancement in semiconductor technologies, further illustrating Asano's impact on the industry.

Conclusion: Tanemasa Asano's innovative work in laser doping technology positions him as a key figure in semiconductor research. His patents not only signify his creativity and technical proficiency but also contribute to the ongoing evolution of electronic devices. Asano's advancements continue to inspire and drive progress in semiconductor manufacturing and applications.