Location History:
- Rock Hill, SC (US) (1978)
- Garland, TX (US) (1983 - 2001)
- Garland Dallas County, TX (US) (2002)
Company Filing History:
7 out of 29,279 
2 out of 832,891 Years Active: 1978-2002
Title: The Innovations of Frederick G. Wall
Introduction
Frederick G. Wall is a notable inventor based in Garland, TX (US), recognized for his contributions to the field of electronics. He holds a total of 9 patents, showcasing his innovative spirit and technical expertise. His work primarily focuses on voltage level shifting and fail-safe input/output buffer designs, which are crucial in modern digital circuits.
Latest Patents
One of his latest patents is titled "Voltage level shifter with testable cascode devices." This invention discloses a voltage level shifter that includes multiple cascode devices and switches a first output driver based on the values of a data input and an enable input. The testability devices coupled to the cascode devices detect a current in response to any failure of the corresponding cascode device. Another significant patent is the "Method of designing fail-safe CMOS I/O buffers whose external nodes accept voltages higher than the maximum gate oxide operating voltage." This invention provides a fail-safe Input/Output buffer bias circuit for digital CMOS chips, protecting the buffers from high voltages and power supply failures. The design includes a sensing circuit and a bias generator circuit that optimally minimizes voltage stress on input or output devices under various conditions.
Career Highlights
Frederick G. Wall has worked with prominent companies, including Texas Instruments Corporation, where he applied his innovative ideas to real-world applications. His experience in the industry has allowed him to develop technologies that enhance the reliability and performance of electronic devices.
Collaborations
Throughout his career, Wall has collaborated with notable individuals such as Bernhard H. Andresen and Terence G. Blake. These collaborations have contributed to the advancement of his inventions and the development of new technologies.
Conclusion
Frederick G. Wall's contributions to the field of electronics through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the design and functionality of modern electronic systems.