Company Filing History:
Years Active: 2003-2009
Title: **Innovations by Francisco Javier Guerrero Mercado: A Pioneer in Comparator Technologies**
Introduction
Francisco Javier Guerrero Mercado is a notable inventor based in Landsberg am Lech, Germany. With a remarkable portfolio of seven patents, he has made significant contributions to the field of electronic design, particularly in comparator technologies. His innovative approaches have set new benchmarks in the industry.
Latest Patents
Among his latest inventions is a low-power comparator with fast propagation delay. This invention addresses the direct relationship between an integrated comparator's propagation delay and the input differential pair's bias current and overdrive voltage. By utilizing a pulsed bias scheme for the input differential pair, Guerrero Mercado has succeeded in enhancing propagation delay by more than an order of magnitude without notably increasing the average quiescent current, provided that the pulse width of the bias current remains small in relation to the system clock. Additionally, he has incorporated a voltage limiter to optimize the comparator's transition time, paired with a built-in hysteresis circuit to minimize spurious output transitions during state changes of the pulsed bias current. This configuration allows the bias current pulse and comparator sampling to occur in a defined relation to the system clock.
Another significant patent involves the development of a power regulation loop that operates in two distinct modes, utilizing a single comparator. The first mode, an open mode, generates an overload signal when the pass transistor becomes oversaturated, indicating that the voltage drop of the device exceeds a predetermined threshold. Conversely, the linear mode generates an optimal value sense resistor for efficient line operation of the pass transistor. Notably, these modes cannot co-exist simultaneously, allowing the efficient use of a single comparator.
Career Highlights
Francisco Javier Guerrero Mercado has built his career at National Semiconductor Corporation, where he has focused on pushing the boundaries of electronic component design. His research and development efforts have significantly influenced the performance and efficiency of innovative electronic systems.
Collaborations
Throughout his career, Guerrero Mercado has collaborated with esteemed colleagues such as Gregory J. Smith and Yinming Chen. Their partnership has fostered a rich environment for innovation, leading to several advancements in semiconductor technology.
Conclusion
Francisco Javier Guerrero Mercado stands as a prominent figure in the realm of electronic innovation. His contributions, particularly in the development of low-power comparators and power regulation loops, highlight his expertise and the impact of his work on the electronics industry. As he continues to innovate, his patents serve as a testament to his commitment to enhancing technology for future generations.