Peter John Frith

Title: Innovations of Peter John Frith

Introduction

Peter John Frith is a notable inventor based in Kelowna, Canada. He has made significant contributions to the field of audio amplification technology. With a total of 4 patents to his name, Frith has developed innovative methods that enhance the performance of class-D amplifiers.

Latest Patents

Frith's latest patents include groundbreaking inventions that provide output signal swings greater than the supply voltage in class-D amplifiers. One of his patents describes an apparatus and method that boosts the voltage across the amplifier load, such as a loudspeaker, by utilizing capacitors to 'charge pump' the voltage. This innovative approach allows for increased voltage temporarily, enhancing the overall performance of the amplifier. The design employs two or more output bridges connected through capacitors, enabling efficient operation for signals both below and above the supply voltage.

Career Highlights

Frith is currently associated with Ess Technology, Inc., where he continues to push the boundaries of audio technology. His work has been instrumental in advancing the capabilities of class-D amplifiers, making them more efficient and effective in various applications.

Collaborations

Throughout his career, Frith has collaborated with talented individuals such as A Martin Mallinson and Robert Lynn Blair. These partnerships have contributed to the development of his innovative technologies and have fostered a collaborative environment for creativity and invention.

Conclusion

Peter John Frith's contributions to the field of audio amplification through his patents and collaborations highlight his role as a significant inventor. His innovative methods continue to influence the industry and improve audio technology.