Ken Yamamoto

Title: Ken Yamamoto: Innovator in Display Technology

Introduction

Ken Yamamoto is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of display technology, holding a total of 2 patents. His work focuses on enhancing the efficiency and functionality of image display apparatuses.

Latest Patents

One of Ken Yamamoto's latest patents is the "RAM incorporated display driver for reducing load on display screen control and image display apparatus including the same display driver." This invention provides an image display apparatus for displaying data stored in a random access memory (RAM), specifically for LCDs. The display driver achieves easy and flexible display control, such as scrolling on a display screen, without increasing the load on the CPU. The driver comprises an RAM for storing display data, a latch shift register for receiving and shifting the display data based on scrolling direction, and an access control circuit for managing data read and write operations.

Another significant patent is the "Semiconductor device and method and apparatus for testing the same." This semiconductor device features a chip with multiple output terminals connected to a common node outside the chip. A selection circuit within the semiconductor selects one output terminal from a group, allowing data to be supplied only to the selected terminal. After testing, the output terminals are disconnected to ensure the chip functions properly.

Career Highlights

Ken Yamamoto is currently employed at Kabushiki Kaisha Toshiba, where he continues to innovate in the field of semiconductor and display technologies. His work has contributed to advancements in how data is displayed and managed in electronic devices.

Collaborations

Throughout his career, Ken has collaborated with notable colleagues, including Kiyoshi Hidaka and Aiichiro Sakumoto. These collaborations have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Ken Yamamoto's contributions to display technology and semiconductor devices highlight his role as a key innovator in the field. His patents reflect a commitment to improving the efficiency and functionality of electronic displays. His work continues to influence the industry and pave the way for future advancements.