This inventor holds 4 USPTO granted patents. Top assignees: Burr-Brown Corporation, Burr-Brown Research Corporation. Active years: 1983-1989.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1983-1989
Title: The Innovations of Robert L. White
Introduction
Robert L. White is a notable inventor based in Tucson, AZ (US), recognized for his contributions to the field of digital-to-analog conversion technology. With a total of 4 patents to his name, White has made significant advancements that enhance the precision and efficiency of electronic devices.
Latest Patents
One of his latest patents is a CMOS digital-to-analog converter circuitry. This invention features a modified R-2R resistive ladder network connected to 16 pairs of bit switches that respond to various digital inputs, producing an internal analog voltage representative of the digital input. Each pair of bit switches includes an N-channel MOSFET and a P-channel MOSFET, with the on-resistance of the P-channel MOSFET precisely matched to that of the N-channel MOSFET. This is achieved by driving the gate of each P-channel MOSFET with the output of a CMOS inverter, ensuring accurate performance.
Another significant patent is for a low-cost digital-to-analog converter with high precision feedback. This integrated circuit includes a nichrome feedback resistor with ±1% accuracy in its output amplifier and a series of bit current determining resistors with ±30% manufacturing accuracy. The design incorporates a temperature-compensated bias voltage circuit, featuring an integrated potentiometer that is laser trimmed to maintain accuracy without altering the series resistance.
Career Highlights
Throughout his career, Robert L. White has worked with prominent companies such as Burr-Brown Corporation and Burr-Brown Research Corporation. His work in these organizations has contributed to the development of innovative technologies in the electronics sector.
Collaborations
White has collaborated with notable individuals in the field, including Jimmy R. Naylor and Frederick J. Highton. These partnerships have likely fostered an environment of creativity and innovation, leading to the successful development of his patents.
Conclusion
Robert L. White's contributions to digital-to-analog conversion technology demonstrate his expertise and commitment to innovation. His patents reflect a deep understanding of electronic systems and a drive to improve their functionality.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile