Location History:
- San Francisco, CA (US) (1993)
- Palo Alto, CA (US) (1995 - 1999)
Company Filing History:
3 out of 22 
1 out of 15 
1 out of 7 Years Active: 1993-1999
Title: Frank M. Dunlap: Innovating Phase Detection and Threshold Voltage Reading in Palo Alto, CA
Introduction: Frank M. Dunlap, a prolific inventor based in Palo Alto, CA, has made significant contributions to the field of electronics with a total of 5 patents to his name. His innovative work in phase detection and threshold voltage reading has paved the way for more accurate and reliable systems in the industry.
Latest Patents:
1. Three-state phase-detector/charge pump with no dead-band offering: This patent focuses on a highly accurate and reliable phase detector that establishes phase-locked-loop operation. By utilizing two phase detectors operating outside of their dead-band regions, the invention detects phase differences between input signals, ultimately locking them to each other with precision.
2. Feedback loop for reading threshold voltage: This patent introduces a feedback loop for reading the threshold voltage of a transistor in analog or multi-level memory cells. Through a differential amplifier and a load mirroring current through a reference cell, the equilibrium gate voltage of the memory cell is adjusted to indicate the transistor's threshold voltage.
Career Highlights: Frank M. Dunlap has honed his skills and expertise at renowned companies such as Sierra Semiconductor and Invox Technology. His time at these establishments has undoubtedly influenced his innovative approach to problem-solving and invention creation.
Collaborations: During his career, Frank M. Dunlap has had the privilege of collaborating with talented individuals such as Vincent S. Tso and Hock C. So. These partnerships have fostered creativity and ingenuity, leading to groundbreaking inventions in the realm of electronics.
Conclusion: Frank M. Dunlap's patents showcase his dedication to pushing the boundaries of innovation in phase detection and threshold voltage reading. With a strong foundation built on collaboration and years of experience in prestigious companies, he continues to make remarkable strides in the field of electronics, leaving a lasting impact on the industry.
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.