Nobutaka Shimamura

Title: Nobutaka Shimamura: Innovator in Display Circuitry

Introduction

Nobutaka Shimamura is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of display circuitry, holding 2 patents that showcase his innovative approach to technology. His work primarily focuses on enhancing the performance and efficiency of display systems.

Latest Patents

One of his latest patents is titled "Display circuitry including selectively-activated slew booster." This system includes buffer circuitry that receives an input signal representative of image data for display via a pixel. The buffer circuitry provides a first driving signal during a first frame of the image data to the pixel based on the input signal. The slew booster circuitry supplies a voltage boost to differential pair stage circuitry of the buffer circuit in response to a difference between the input signal and a second driving signal exceeding a threshold. This innovation aims to increase the rate of change of the input signal provided to the pixel.

Another notable patent is "Auto-zero applied buffer for display circuitry." This system features a pixel that emits light based on a signal provided to it. The buffer circuit includes a differential pair stage, a cascade stage, and an output stage. The differential pair stage receives a common mode voltage signal via a first switch, which operates based on a first signal. This design reduces offset provided by circuit components, enhancing the overall performance of the display system.

Career Highlights

Nobutaka Shimamura is currently employed at Apple Inc., where he continues to push the boundaries of display technology. His work has been instrumental in developing advanced display systems that are crucial for modern devices.

Collaborations

He has collaborated with notable coworkers such as Shingo Hatanaka and Derek Keith Shaeffer, contributing to a dynamic team focused on innovation in technology.

Conclusion

Nobutaka Shimamura's contributions to display circuitry exemplify his commitment to innovation and excellence in technology. His patents reflect a deep understanding of the complexities involved in display systems, making him a valuable asset in the field.