Company Filing History:
Years Active: 2017-2023
Title: Innovations by Inventor Chao Song in San Diego, CA
Introduction
Chao Song is a renowned inventor based in San Diego, California. With a portfolio of 20 patents, he has made significant contributions to the field of technology, particularly in digital systems. His innovative work is recognized for its impact on efficiency and stability in various applications.
Latest Patents
Chao Song's latest patents showcase his expertise in digital-to-time conversion and phase detection. One of his notable inventions is the "Power and area efficient digital-to-time converter with improved stability." This digital-to-time converter (DTC) efficiently transforms a digital code into a time delay by employing a capacitor digital-to-analog converter (CDAC) that acts as a charging capacitor. The design includes a switched capacitor voltage-to-current converter, which generates a charging current in response to a triggering clock edge, ensuring stability and precision in time delay operations.
Another significant patent is the "Digital phase-frequency detector with split control loops for low jitter and fast locking." This invention utilizes a ring oscillator to assess the delay between two input clock signals. By employing a cycle count of the ring oscillator signal and its phase measurement at the end of the delay, the device provides both coarse and fine measurements of the delay, facilitating improved frequency control in oscillators.
Career Highlights
Chao Song has established a prominent career at Qualcomm Incorporated, where he has been instrumental in advancing the company's technological capabilities. His innovative contributions have not only enhanced product performance but have also positioned Qualcomm as a leader in the field of digital technology.
Collaborations
Throughout his career, Chao has collaborated with esteemed colleagues such as Haitao Cheng and Ye Lu. Their combined expertise has led to collaborative innovations that enhance the company's research and development efforts, further promoting advancements in digital technology.
Conclusion
Chao Song's work exemplifies the spirit of innovation within the technology sector. His 20 patents reflect a commitment to pushing the boundaries of what is possible in digital systems, making a lasting impact on the industry. As he continues to innovate at Qualcomm Incorporated, his contributions will undoubtedly lead to further advancements in the field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.