Yasuo Unekawa

Title: Yasuo Unekawa: Innovator in Data Switching and Memory Technology

Introduction

Yasuo Unekawa is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the fields of data switching and semiconductor memory technology. With a total of 5 patents to his name, Unekawa's work has had a notable impact on the industry.

Latest Patents

One of Yasuo Unekawa's latest patents is a data switching apparatus and method. This invention aims to provide a data switching method capable of impartially selecting multiple input ports through a simple circuit configuration. The method includes an up-counter, a down-counter, a counter selecting circuit, a port selecting circuit, and a buffer for accumulating packets from the selected input port. The port selecting circuit alternates between the up-counter and down-counter to switch the import priority of the input ports, ensuring impartial selection.

Another significant patent involves static random access memory that includes potential control means. This semiconductor memory features a memory cell with inverters and control transistors that manage the potential of a ground side terminal. The design allows for efficient data writing, reducing power consumption and the time required to drive bit lines with large load capacitance.

Career Highlights

Yasuo Unekawa is currently employed at Kabushiki Kaisha Toshiba, a leading technology company. His work at Toshiba has allowed him to develop innovative solutions that enhance data processing and memory efficiency.

Collaborations

Throughout his career, Unekawa has collaborated with notable colleagues, including Tadahiro Kuroda and Ryouichi Bandai. These collaborations have contributed to the advancement of technology in their respective fields.

Conclusion

Yasuo Unekawa's contributions to data switching and memory technology exemplify his innovative spirit and dedication to advancing the industry. His patents reflect a commitment to improving efficiency and functionality in technology.