Company Filing History:
Years Active: 1988-1991
Title: Don P Roehrs: Innovator in Radio Frequency Technology
Introduction
Don P Roehrs is a notable inventor based in New River, Arizona. He has made significant contributions to the field of radio frequency technology, holding a total of 3 patents. His work focuses on enhancing the performance and efficiency of radio frequency amplifier circuits.
Latest Patents
Roehrs' latest patents include an innovative apparatus and method for combining output signals from parallelly operated radio frequency transistor amplifier circuits. This invention allows for operation in a Class D mode without the use of frequency limiting components. The driver circuit he developed provides input signals for each amplifier circuit, while a transformer combines the output signals, ensuring impedance matching between the amplifier circuit and the antenna. This design eliminates the need for DC blocking capacitors, enhancing the overall efficiency of the system.
Another significant patent involves paralleling power field effect transistors in switching power amplifier circuits. These circuits operate effectively within a frequency range from 0.5 MHz to 100 MHz. The power amplifier circuits utilize power FET devices as output components, driven by bipolar transistor devices. This configuration allows for increased power output and flexibility in operation modes, including Class A, B, C, D, E, F, and S.
Career Highlights
Don P Roehrs is currently associated with Signal One Corporation, where he continues to innovate in the field of radio frequency technology. His expertise and inventions have contributed to advancements in amplifier circuit design and functionality.
Collaborations
Roehrs collaborates with Helge O Granberg, working together to push the boundaries of radio frequency technology and improve amplifier systems.
Conclusion
Don P Roehrs is a distinguished inventor whose work in radio frequency technology has led to several impactful patents. His contributions continue to shape the future of amplifier circuit design and operation.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.