I-hun Song

Title: Innovations of I-hun Song: Pioneering Light Sensing Technologies

Introduction

I-hun Song, an accomplished inventor based in Seongnam-si, South Korea, has made significant contributions to the field of light sensing technologies. With 59 patents to his name, he has pioneered methodologies that enhance the functionality and efficiency of optical devices.

Latest Patents

His latest patents include a Simplified Light Sensing Circuit, a Light Sensing Apparatus that incorporates this circuit, and methods for driving both the light sensing apparatus and an image acquisition apparatus that includes an optical touch screen. The innovation behind the simplified light sensing circuit lies in the use of an oxide semiconductor transistor. This transistor features a channel layer made of an oxide semiconductor material for each individual pixel. By functioning both as a light sensing device and a switch that outputs light sensing data, I-hun Song's innovations have the potential to revolutionize how devices interact with light.

Additionally, his work on the optical touch screen apparatus involves an array of light sensing pixels designed to detect incident light. This apparatus includes a gate driver that supplies each pixel with necessary gate voltages and reset signals, alongside a signal output unit that processes the light sensing signals. This integration presents a seamless and effective way to manage light data in touch screen technology.

Career Highlights

I-hun Song has established himself as a leading figure in the realm of innovation through his work at Samsung Electronics Co., Ltd. His forward-thinking approach to research and development has been instrumental in advancing optical technologies, making substantial contributions to the company's portfolio of patents and products.

Collaborations

Throughout his career, I-hun Song has collaborated with talented professionals such as Chang-jung Kim and Seung-eon Ahn. Together, they have worked on projects that highlight the innovative spirit of their team and the drive to push the boundaries of existing technologies.

Conclusion

I-hun Song's contributions to light sensing and optical devices are a testament to the impact that dedicated inventors can have on technology. His cutting-edge patents not only enhance current applications but also pave the way for future innovations in optical sensing and touch technology. As he continues his work at Samsung Electronics, the technological landscape is sure to benefit from his inventive spirit and expertise.