Company Filing History:
8 out of 20,290 
3 out of 5,491 
1 out of 2,689 
Years Active: 1994-2019
Title: James A. Stephens: A Visionary Inventor from Chandler, AZ
Introduction
James A. Stephens, an inventive mind hailing from Chandler, Arizona, has made significant contributions to the field of technology, holding a remarkable total of 12 patents. His innovations showcase his dedication to advancing processing systems and signal demodulation techniques, making him a noteworthy figure in the realm of invention.
Latest Patents
One of Stephens' latest patents is a method for fast and secure booting from embedded flash memory. This innovative technique reduces the startup time of a processing system by authenticating a proxy for an image stored in tracked memory rather than the image itself. The controller generates an alteration log authentication code prior to programming the image, which is then recorded in secure memory. This method accelerates the system’s startup time through the use of the contents of the alteration log as a proxy for the tracked memory.
Another significant patent of his involves a system and method for demodulating an incoming signal. This invention includes a series of steps utilizing receiver circuits and correlating incoming signals with pseudonoise (PN) codes. It features the conversion of I/Q baseband samples to phase baseband samples and involves complex operations such as correlation and frequency correction to generate output data. This innovative method enhances signal processing capabilities and ensures efficient communication.
Career Highlights
Throughout his career, James A. Stephens has worked for prominent companies, notably Motorola Corporation and Freescale Semiconductor, Inc. His experience in these leading tech firms has undoubtedly contributed to his expertise and has paved the way for his innovative contributions.
Collaborations
In his professional journey, Stephens collaborated with talented individuals, including Barry N. Altschuler and Douglas Allan Hardy. These partnerships have likely fostered an environment of creativity and innovation, propelling their collective advancements in technology.
Conclusion
James A. Stephens remains a significant figure in the landscape of technology, with a robust portfolio of patents that reflect his inventive spirit. His contributions, particularly in fast secure booting methods and demodulation techniques, continue to influence advancements in processing systems, showcasing the importance of innovation in today's technological world.
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.