This inventor holds 4 USPTO granted patents. Top assignees: Mindspeed Technologies, Inc., Other. Active years: 1998-2011.
Location History:
- Los Angeles, CA (US) (1998)
- Buena Park, CA (US) (2000)
- Austin, TX (US) (2007 - 2011)
Company Filing History:
1 out of 264 
3 out of 834,411 Years Active: 1998-2011
Title: Innovations of Chih-Shun Ding
Introduction
Chih-Shun Ding is a notable inventor based in Austin, TX, with a focus on advancements in speaker technology and semiconductor processes. He holds a total of 4 patents, showcasing his contributions to the field of electronics and audio engineering.
Latest Patents
One of his latest patents is titled "Method and apparatus to reduce the effect of flux modulation in speakers." This invention involves a speaker feedback system that utilizes linear current feedback derived from a current sensing resistor. It also incorporates a linear motional feedback from the active speaker driver, which is derived from a sensing coil mechanically coupled with the driver coil. The system includes a motional signal correction circuit that extracts the motional signal and feeds it into a multiplier, which performs a multiplication function to produce an output. Additionally, post-multiplier equalization circuitry controls the feedback gain to effectively compensate for the effects of flux modulation over a targeted frequency range.
Another significant patent is "Semiconductor die with process variation compensated operating voltage." This invention features a semiconductor die that includes process monitoring circuits for evaluating various process parameters. The die is equipped with a voltage control circuit that stores optimum voltage information and selectively provides it to a system power supply, ensuring efficient operation.
Career Highlights
Chih-Shun Ding has worked with several companies throughout his career, including Mindspeed Technologies, Inc. His work has significantly impacted the development of audio and semiconductor technologies.
Collaborations
He has collaborated with notable professionals in the field, including Craig E. Borden and Steve Majors, contributing to various innovative projects.
Conclusion
Chih-Shun Ding's contributions to the fields of audio technology and semiconductor processes highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving the functionality and efficiency of electronic devices.