Kyuhwan An

Title: Kyuhwan An: Innovator in Wireless Communication Technologies

Introduction

Kyuhwan An is a prominent inventor based in Suwon-si, South Korea. He has made significant contributions to the field of wireless communication, particularly in the development of technologies that enhance data transmission rates. With a total of 9 patents to his name, An is recognized for his innovative approaches to communication systems.

Latest Patents

One of An's latest patents is a device and method for variable signal attenuation in wireless communication systems. This invention is designed for 5th generation (5G) or pre-5G communication systems, aiming to support higher data transmission rates than 4th generation (4G) systems like Long-Term Evolution (LTE). The device features a stack-up structure within an RFIC, comprising a first transmission line with an impedance control unit and a second transmission line that is electromagnetically coupled to the first. The control unit allows for variable control of the impedance, enhancing the efficiency of signal transmission.

Another notable patent is a four-way power divider and combiner for phased array systems. This invention also targets 5G or pre-5G communication systems, focusing on compact implementation. The power divider includes one input port and four output ports, utilizing an input terminal inductor and an inductor group to facilitate effective signal distribution. This innovation is crucial for improving the performance of phased array systems in modern communication networks.

Career Highlights

Kyuhwan An is currently employed at Samsung Electronics Co., Ltd., where he continues to push the boundaries of wireless communication technology. His work at Samsung has positioned him as a key player in the development of next-generation communication systems.

Collaborations

An has collaborated with notable colleagues, including Youngchang Yoon and Sangho Lee. Their combined expertise has contributed to the advancement of innovative solutions in the field of wireless communication.

Conclusion

Kyuhwan An's contributions to wireless communication technology are significant and impactful. His innovative patents and work at Samsung Electronics Co., Ltd. highlight his role as a leading inventor in the industry.