Kyojin Choo

Title: Innovations by Kyojin Choo: Advancements in Amplification and Image Sensing

Introduction: Kyojin Choo is an inventive mind based in Ann Arbor, MI, who has significantly contributed to the fields of amplification and image sensor technology. With a total of two patents to his name, his innovations reflect a deep understanding of electronic circuits and their applications.

Latest Patents: Kyojin Choo's recent patents showcase his ingenuity and technical prowess. The first patent relates to an "Amplifier with Sample and Average Common Mode Feedback Resistor." This invention features an amplifier circuit with a unique combination of feedback elements aimed at enhancing the performance of amplifiers. It incorporates a feedback capacitor and a feedback resistor to establish a negative feedback path while employing a control circuit that interfaces with switches of the switched capacitor resistor. Notably, the design ensures that the high pass corner of the switched capacitor resistor is lower than that of the low pass filter, optimizing its effectiveness.

The second patent is focused on an "Analog-to-Digital Conversion Circuit and Image Sensor Including the Same." This innovative ADC circuit is specifically tailored for use within image sensors, featuring a comparator and a digital-to-analog converter (DAC) circuit. The DAC section utilizes multiple charge paths formed by charge-injection cells, configured to accurately transfer charge from a source to an output node, facilitating effective image processing capabilities.

Career Highlights: Kyojin Choo is associated with the University of Michigan, where he is engaged in cutting-edge research and technological advancements. His contributions to the field of electronics and circuit design reflect a commitment to enhancing functional efficiency and performance reliability in various applications.

Collaborations: Choo has collaborated with renowned colleagues like Dennis Sylvester and David Theodore Blaauw. These partnerships have facilitated innovative developments and promoted knowledge sharing, enhancing the research environment within the University of Michigan.

Conclusion: Kyojin Choo’s dedication to innovation has led to significant advancements in amplifier technology and image sensing applications. His patents not only underline his technical expertise but also represent valuable contributions to the engineering community and the future of electronic devices. As his work continues to evolve, the impact of his inventions will likely extend far beyond current applications, demonstrating the vital role of inventors in driving technological progress.