Company Filing History:
Years Active: 2006
Title: The Innovative Mind of Randolph Bullock
Introduction: Randolph Bullock, an inventive mind based in Dryden, NY, has made significant strides in the field of electronic device technology. With a portfolio that includes two patents, Bullock's contributions have enhanced the functionality and efficiency of widely used electronic devices, particularly in the realm of USB interfaces and inrush circuits.
Latest Patents: Bullock's latest innovations showcase his expertise in improving electronic components. One of his prominent patents focuses on "EMC immunity improvements to USB interface." This invention features a USB interface designed to enhance EMC (electromagnetic compatibility) immunity. The design ensures that the D+, D−, and USB ground lines pass through a common mode choke while the USBV line is AC coupled to the USB ground line outside the choke. This routing technique maintains signal integrity while strategically positioning bypass capacitors and a Transorb device within the power supply circuitry to reduce unwanted ringing transients.
Additionally, he developed a patent for a "Current inrush limiting circuit," which is particularly beneficial for point-of-sale printers. This innovative circuit applies an active feedback-controlled voltage ramp to a bulk capacitor, utilizing a P-channel field effect transistor that operates linearly after a controlled delay to manage contact bounce effectively.
Career Highlights: Randolph Bullock is currently associated with Axiohm Transaction Solutions, Inc., a company known for its innovative contributions to transaction solutions. His work in this role has allowed him to drive impactful changes in the design and execution of electronic devices, making them more reliable and efficient in day-to-day applications.
Collaborations: Throughout his career, Bullock has collaborated with notable coworkers including James R Del Signore, II, and Steven M Spano. These partnerships have fostered a creative environment conducive to innovation and have played a crucial role in developing groundbreaking technologies in the electronic device landscape.
Conclusion: Randolph Bullock's commitment to innovation and his technical expertise have led to significant advancements in electronic device technology. His patents reflect a deep understanding of the challenges faced in the industry and offer practical solutions that enhance the performance and longevity of electronic devices. As he continues his journey at Axiohm Transaction Solutions, Inc., his contributions are poised to leave a lasting mark on the field.