Company Filing History:
Years Active: 2008
Title: Lei Dong: Innovator in Navigation Technology
Introduction
Lei Dong is a prominent inventor based in Cupertino, CA, known for his contributions to navigation technology. With a total of 2 patents, he has made significant advancements in the field of GPS receivers and mobile navigation systems. His work focuses on improving the accuracy and efficiency of navigational devices.
Latest Patents
One of Lei Dong's latest patents is titled "Timing calibration for fast signal reacquisition in navigational receivers." This invention provides GPS receivers with clock calibration for rapid reacquisition of GPS signals after waking from a sleep state or coming out of signal blockage. The GPS receiver calculates a clock calibration value based on the computed oscillator count during the sleep state or signal blockage, allowing for quick signal reacquisition.
Another notable patent is "Navigation signal receiver trajectory determination." This invention enables a mobile navigation receiver to accurately determine its trajectory using non-current ephemeris in stand-alone mode. The receiver computes positions using both non-current and current ephemeris at different time instances, applying corrections to enhance trajectory accuracy.
Career Highlights
Throughout his career, Lei Dong has worked with notable companies such as SiRF Technology Holdings, Inc. and SiRF Technology, Inc. His experience in these organizations has contributed to his expertise in navigation technologies and patent development.
Collaborations
Lei Dong has collaborated with talented individuals in the field, including Chi-Shin Wang and David Wang. These collaborations have fostered innovation and the development of advanced navigational solutions.
Conclusion
In summary, Lei Dong is a distinguished inventor whose work in navigation technology has led to significant advancements in GPS receivers and mobile navigation systems. His patents reflect a commitment to enhancing the accuracy and efficiency of navigational devices, making a lasting impact in the field.
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