Company Filing History:
3 out of 212 
1 out of 1,271 
Years Active: 1993-2010
Title: Rafic Zein Makki: Innovator in Electronic Circuit Testing
Introduction
Rafic Zein Makki is a notable inventor based in Charlotte, NC, who has made significant contributions to the field of electronic circuit testing. With a total of four patents to his name, he has developed innovative methods and apparatus that enhance the reliability and efficiency of testing electronic circuits.
Latest Patents
One of Rafic's latest patents focuses on methods and apparatus for testing electronic circuits. This invention provides techniques to determine the existence of defects and faults in various circuits, devices, and systems, including digital integrated circuits and SRAM memory. The methods utilize input control signals to generate controlled-duration, controlled pulse-width transient power supply currents in a device under test. These transient power supply currents are designed to be of controllable bandwidth, allowing them to serve as observables for identifying faulty or defective operations. Additionally, the invention includes high bandwidth sensing of transient supply currents, employing autozero techniques to eliminate supply current leakage and DC offsets. The sensed currents can be compared against thresholds to assess the operational status of the device under test.
Career Highlights
Rafic has had a distinguished career, working at prominent institutions such as the University of North Carolina at Charlotte and the University of North Carolina at Chapel Hill. His work in these academic environments has allowed him to collaborate with other experts in the field and contribute to advancements in electronic testing methodologies.
Collaborations
Some of Rafic's notable coworkers include David M Binkley and Thomas Paul Weldon. Their collaborative efforts have further enriched the research and development of innovative testing solutions in electronic circuits.
Conclusion
Rafic Zein Makki's contributions to electronic circuit testing through his patents and career achievements highlight his role as a significant innovator in the field. His work continues to influence the reliability of electronic devices and systems.