Company Filing History:
1 out of 54,781 
1 out of 20,290 
1 out of 274 Years Active: 1996-2009
Title: Michael J Pennell: Innovator in Integrated Circuit Technology
Introduction
Michael J Pennell is a notable inventor based in Phoenix, AZ, with a focus on advancements in integrated circuit technology. He holds a total of 3 patents, showcasing his contributions to the field of electronics and communication.
Latest Patents
One of his latest inventions is the Automatic System Clock Detection System (ASCDS). This system provides integrated circuits (ICs) with the capability to detect the frequency of an external crystal oscillator or clock source. It adjusts the IC's internal Phase-Locked Loop (PLL) accordingly for proper operation, all without requiring additional pins or external information. The ASCDS can be configured with an internal ring oscillator, a watchdog counter, and an input clock counter, ensuring efficient performance upon power-on reset.
Another significant patent is the Dual Termination Serial Data Bus with Pull-Up Current Source. This invention improves USB connections by incorporating host and peripheral parallel resistors at the respective terminations. During high-speed operation, these resistors are switched to ground, enhancing the connection's reliability. Additionally, the invention includes a voltage pull-up apparatus that features a pull-down resistor, a trickle current source, and a boost current source, further optimizing USB functionality.
Career Highlights
Michael has worked with prominent companies such as Intel Corporation and Motorola Corporation. His experience in these leading technology firms has significantly influenced his innovative approach to circuit design and development.
Collaborations
Throughout his career, Michael has collaborated with talented individuals, including Venkat Iyer and John Todd West. These partnerships have contributed to the successful development of his patented technologies.
Conclusion
Michael J Pennell's work in integrated circuit technology exemplifies innovation and practical application in the electronics industry. His patents reflect a commitment to enhancing the functionality and efficiency of electronic devices.