Company Filing History:
Years Active: 2018-2023
Title: Inventor E San Jang: Innovations in Antenna and Logic Circuit Technologies
Introduction
E San Jang is a distinguished inventor based in Ulsan, South Korea, with a notable portfolio of two patents. His work focuses on advancing technologies related to active antenna devices and ternary digit logic circuits, highlighting his significant contributions to the field of electronic engineering.
Latest Patents
One of E San Jang's latest patents is an "Active Antenna Device Based on Silicon Ring Field Effect Transistor Array." This innovative antenna device comprises a silicon substrate with first-type doping, which features at least two first doped regions formed by second-type doping. Additionally, it includes a second doped region outside a channel region, alongside at least two gates placed on a dielectric layer. A remarkable aspect of this invention is its capability to adjust the resonant frequency based on external voltage applied individually to the gates, allowing for the measurement of polarization information of a terahertz light source.
Another significant patent is the “Ternary Digit Logic Circuit.” This circuit features a pull-up device and a pull-down device connected in a series arrangement between power voltage sources. When both devices are turned off, they behave as simple resistors that enable voltage division to create a ternary digit ('1' state). The circuit is designed to enhance bit density remarkably, allowing either a specific voltage or ground state to be outputted depending on the operational state of the devices.
Career Highlights
E San Jang is affiliated with the Ulsan National Institute of Science and Technology, where he engages in cutting-edge research and development. His work has been influential in the advancement of modern electronic components, where his inventions facilitate improved device performance in various applications.
Collaborations
In his professional journey, E San Jang collaborates with notable coworkers such as Kyung Rok Kim and Sun Hae Shin. Together, they contribute to projects that push the boundaries of technology and innovation in their respective fields.
Conclusion
E San Jang exemplifies the spirit of innovation through his significant contributions in patenting technologies that address complex challenges in electronics. His ongoing work at the Ulsan National Institute of Science and Technology ensures that he remains at the forefront of advancements in both antenna and logic circuit designs.