This inventor holds 1 USPTO granted patent. Top assignee: Zehntel, Inc.. Active years: 1980.
Company Filing History:
Years Active: 1980
Title: Thomas C. Garrett: Innovator in Digital Testing Technology
Introduction
Thomas C. Garrett is a notable inventor based in Walnut Creek, CA (US). He has made significant contributions to the field of digital testing technology, particularly with his innovative patent for an in-circuit digital tester. His work has implications for the testing of complex digital integrated circuit assemblies, showcasing his expertise in electrical engineering.
Latest Patents
Garrett holds a patent for an in-circuit digital tester, which is an apparatus designed for the automatic, in-circuit testing of the electrical properties of complex digital integrated circuit assemblies. This invention features a programmed processor that controls a set of selectable switches, connecting selected nodes of a circuit under test to various signal lines. One of these signal lines supplies a selected digital test signal from a set of selectable test signals, including a Gray code. Additionally, the apparatus provides a response line that connects a selected node to a functional tester, which performs various intermediate functional tests, including signature analysis using a cyclic redundancy check (CRC) coding technique. Each test is specified through processor routines that select and encode the appropriate test signals for the device under test, analyzing the results to ensure proper functionality.
Career Highlights
Garrett is currently associated with Zehntel, Inc., where he continues to apply his skills and knowledge in the field of digital testing. His work at Zehntel has allowed him to further develop his innovative ideas and contribute to advancements in technology.
Collaborations
One of his notable coworkers is Douglas W. Raymond, with whom he has likely collaborated on various projects within the company.
Conclusion
Thomas C. Garrett's contributions to digital testing technology through his patent for an in-circuit digital tester highlight his innovative spirit and technical expertise. His work continues to influence the field, ensuring that complex digital integrated circuits can be tested efficiently and effectively.