Company Filing History:
20 out of 2,644 
Years Active: 2009-2024
Title: Innovations and Contributions of Joshua Haeseok Cho in Signal Amplification
Introduction
Joshua Haeseok Cho, based in Irvine, CA, is a distinguished inventor with an impressive portfolio of 21 patents. His work primarily focuses on advancements in signal amplification technologies that have significant implications in the field of radio frequency engineering.
Latest Patents
Among his latest patents is the "Multi-input amplifier with degeneration switching without the use of switches." This innovative signal amplifier integrates multiple switchable amplifier architectures, allowing specific gain modes to utilize dedicated amplifier configurations that deliver desired characteristics such as low noise figure and high linearity. The architecture cleverly uses a degeneration block or matrix to provide tailored impedances without the need for switches in the degeneration switching block. This not only enhances functionality but also optimizes the design by reducing the size of the amplifier package.
Another important contribution by Cho is the "Radio frequency front end modules implementing coexisting time division duplexing and frequency division duplexing." This patent presents a front-end system that combines both time-division and frequency-division duplexing, featuring a robust configuration that includes transmit and receive terminals along with an integrated antenna terminal. The system employs sophisticated switching mechanisms to ensure efficient connectivity while minimizing delays, which supports the effective transmission and reception of signals in complex environments.
Career Highlights
Joshua Haeseok Cho serves as an inventor at Skyworks Solutions, Inc., where he plays a crucial role in developing cutting-edge technologies in the field of wireless communications. His contributions significantly elevate the company’s portfolio, particularly in the realms of signal processing and amplifiers.
Collaborations
Throughout his career, Cho has collaborated with notable colleagues, including Bipul Agarwal and Junhyung Lee. These collaborations foster innovative solutions and enhance the reach and applicability of their collective expertise in electronic and communication technologies.
Conclusion
Joshua Haeseok Cho stands out as a prominent figure in the field of signal amplification with a strong record of patented innovations. His work continues to influence the design and functionality of modern radio frequency technologies. As he advances his career at Skyworks Solutions, Inc., the impact of his inventions will undoubtedly be felt in the industry for years to come.