Location History:
- Bucheon-si, KR (2014)
- Gyeonggi-do, KR (2017)
Company Filing History:
Years Active: 2014-2017
Title: Innovations by Ji Sang Jang in Mobile Sound Technology
Introduction
Ji Sang Jang is a notable inventor based in Bucheon-si, South Korea. He has made significant contributions to the field of mobile technology, particularly in sound output systems. With a total of 2 patents, his work focuses on enhancing the auditory experience for users, especially those with hearing impairments.
Latest Patents
One of Ji Sang Jang's latest patents is an "Apparatus and method for outputting sound in mobile terminal." This invention is designed to provide sound output with Hearing Aids Compatibility (HAC) in mobile devices. The sound output apparatus includes a modem chip with a first amplifier that amplifies and transfers an electric signal to a switch. The switch selectively connects the output line of the first amplifier to either a receiver or a second amplifier. The second amplifier, connected to the receiver and the switch, amplifies and transfers the electric signal received from the first amplifier to the receiver when the switch connects the output line to it. Finally, the receiver converts and outputs the electric signal into sound. This innovative design allows for stable sound transfer to hearing-impaired individuals without distorting sound quality.
Career Highlights
Ji Sang Jang is currently employed at Samsung Electronics Co., Ltd., a leading company in the technology sector. His role involves developing advanced sound output technologies that cater to a diverse range of users. His expertise in mobile technology has positioned him as a key player in the industry.
Collaborations
Ji Sang Jang has collaborated with talented coworkers such as Chul Hyo Yoon and Jae Woon Park. Their combined efforts contribute to the innovative projects at Samsung Electronics, enhancing the overall quality of their technological advancements.
Conclusion
Ji Sang Jang's contributions to mobile sound technology demonstrate his commitment to improving accessibility for hearing-impaired individuals. His innovative patents reflect a deep understanding of user needs and technological capabilities.