Location History:
- Shanghai, CN (2023)
- Nanjing, CN (2024)
Company Filing History:
3 out of 27,246 
2 out of 13 
2 out of 13 Years Active: 2023-2025
Title: **Jing Chang: A Pioneer in Mobile Technology Innovation**
Introduction
Jing Chang, an inventive mind based in Shanghai, China, is recognized for his significant contributions to mobile technology through his innovative inventions. With a portfolio boasting four patents, Chang has demonstrated a commitment to advancing electronic devices and enhancing user experiences.
Latest Patents
Among his latest innovations, Chang has developed a patent for a mobile terminal that showcases a unique speaker component design. This design involves a housing equipped with a speaker unit that partitions the speaker component’s cavity into distinct front and rear speaker boxes. Notably, an air vent is cleverly integrated into the wall of the rear speaker box, while a flexible sound-absorbing member is placed within the housing's inner cavity to dampen vibrations and improve sound quality.
Another groundbreaking patent focuses on interface information presenting methods and electronic devices. This method simplifies user interaction by allowing a target interface to be processed into a target picture, which can then be displayed in a screen-locked state. This innovation enables users to cover previously displayed images with new content, enhancing the functionality and aesthetics of mobile devices.
Career Highlights
Jing Chang has worked with notable companies, including Envision Digital International Pte. Ltd. and Shanghai Envision Digital Co., Ltd. His time with these organizations has facilitated significant advancements in the field of electronic devices, particularly in enhancing mobile technology.
Collaborations
Throughout his career, Chang has collaborated with talented individuals, including colleagues Jinlin Yang and Jie Sun. Their combined expertise has played a crucial role in the development of Chang's innovative solutions, showcasing the power of teamwork in driving technological progress.
Conclusion
Jing Chang stands as a remarkable inventor whose contributions to mobile technology have paved the way for future innovations. His dedication to creating efficient and user-friendly devices is apparent through his patents, which continue to influence the industry and improve the overall user experience. As technological advancements persist, Chang's work will undoubtedly inspire upcoming inventions in the mobile technology realm.