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For the Inventor, By the Inventor

Hangzhou, China

Hejinsheng Cao

This inventor holds 9 USPTO granted patents. Top assignee: Silergy Semiconductor Technology (Hangzhou) Ltd. Active years: 2017-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hejinsheng Cao. Retrieved from https://idiyas.com/inventor/hejinsheng-cao

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 2

Forward Citations = 11(Granted Patents)


Company Filing History:

goldMedal9 out of 644 
 
Silergy Semiconductor Technology (Hangzhou) Ltd
 patents

Years Active: 2017-2020

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9 patents (USPTO):Explore Patents
1. 10634728 - Method and apparatus for detecting state of battery (2020-04-28),
2. 10356541 - Loudspeaker diaphragm state estimation method and loudspeaker driving circuit using the same (2019-07-16),
3. 10348100 - Battery balance circuit and battery apparatus thereof (2019-07-09),
4. 10181831 - Loudspeaker driving apparatus and loudspeaker driving method (2019-01-15),
5. 10164440 - Method of balancing battery power (2018-12-25),
6. 10051394 - Loudspeaker diaphragm state estimation method and loudspeaker driving circuit using the same (2018-08-14),
7. 9955257 - Class-D audio amplifier (2018-04-24),
8. 9716954 - DC impedance detection circuit and method for speaker (2017-07-25),
9. 9645200 - Battery power measuring method, measuring device and battery-powered equipment (2017-05-09),

Title: Hejinsheng Cao: Innovator in Battery Technology and Audio Systems

Introduction

Hejinsheng Cao is a prominent inventor based in Hangzhou, China. He has made significant contributions to the fields of battery technology and audio systems. With a total of 9 patents to his name, Cao's work reflects a commitment to innovation and technological advancement.

Latest Patents

Cao's latest patents include a method and apparatus for detecting the state of a battery. This method involves obtaining an open circuit voltage in the present cycle based on previous cycle data, including battery internal resistance and capacitance. It allows for accurate determination of the battery's state of charge. Another notable patent is the loudspeaker diaphragm state estimation method, which utilizes adaptive filtering to adjust the weight value of a diaphragm displacement model. This innovation enhances the accuracy of driving voltage estimations for loudspeakers.

Career Highlights

Hejinsheng Cao is currently employed at Silergy Semiconductor Technology (Hangzhou) Ltd. His work at this company has positioned him as a key player in the development of advanced semiconductor technologies. His expertise in battery management systems and audio technology has garnered attention in the industry.

Collaborations

Cao has collaborated with notable colleagues, including Xiaodong Huang and Xiaotian Su. These partnerships have contributed to the successful development of his innovative technologies.

Conclusion

Hejinsheng Cao's contributions to battery technology and audio systems exemplify his dedication to innovation. His patents reflect a deep understanding of complex technological challenges and a commitment to finding effective solutions. His work continues to influence the fields in which he operates.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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