Santosh Pokhrel is a notable inventor based in San Francisco, CA. He has made significant contributions to the field of touch sensor technology, holding 3 patents that enhance the functionality and reliability of capacitive touch screens. His work is particularly relevant in an era where touch interfaces are ubiquitous in consumer electronics.

Latest Patents

Santosh's latest patents include an "Apparatus to reduce negative pixel from capacitive touch" and "Systems and methods of false gesture mitigation in capacitive touch sensors using negative temperature coefficient dielectric layers." The first patent addresses the issue of negative pixels in mutual capacitance touch sensor panels. It introduces a touch electrode architecture that utilizes mutual capacitance unit cells, which include a drive electrode, a sense electrode, and ground bars. These ground bars improve touch detection by providing a better capacitive path to ground, thus reducing the occurrence of negative pixels and touch detection errors.

The second patent focuses on minimizing false touches in touch sensor panels by incorporating negative temperature coefficient materials. This innovation aims to reduce thermal drift and enhance the accuracy of touch detection. By utilizing a combination of touch electrodes, dielectric materials, and routing traces, Santosh's design significantly improves the performance of capacitive touch sensors.

Career Highlights

Santosh Pokhrel is currently employed at Apple Inc., where he continues to push the boundaries of touch technology. His work has been instrumental in developing more reliable and user-friendly touch interfaces, which are critical for modern devices.

Collaborations

Throughout his career, Santosh has collaborated with talented individuals such as Karan S Jain and Supratik Datta. These collaborations have fostered an environment of innovation and creativity, leading to advancements in touch sensor technology.

Conclusion

Santosh Pokhrel is a pioneering inventor whose contributions to touch sensor technology have made a significant impact on the industry. His patents reflect a deep understanding of the challenges faced in capacitive touch systems and offer innovative solutions to enhance user experience.