This inventor holds 3 USPTO granted patents. Top assignees: Matsushita Avionics Development Corporation, Matsushita Avionics Systems Corporation. Active years: 1997-1999.
Company Filing History:
2 out of 2 
1 out of 5 Years Active: 1997-1999
Title: Inventor Spotlight: John E. Lemmer
Introduction
John E. Lemmer, an innovative inventor based in Laguna Hills, California, has made significant contributions to the field of audio and video signal distribution. With a total of three patents to his name, Lemmer has focused primarily on enhancing passenger entertainment systems in commercial aircraft and other vehicles.
Latest Patents
One of Lemmer's latest patents is for an integrated video and audio signal distribution system and method for use. This forward-thinking passenger entertainment system incorporates an improved digital audio signal distribution system, aiming to provide an optimal experience for users on commercial flights. The system includes several digital audio signal sources that generate compressed digital audio signals, which are then sent to a multiplexer. This multiplexer performs domain multiplexing to create a single composite digital audio data signal. The next step involves using a demultiplexer to select a desired channel from that composite signal. The chosen channel is processed through a decompression circuit, which transforms it into a decompressed digital output signal. This signal is subsequently converted to an analog audio signal through a digital-to-analog converter, before being delivered to an audio transducer.
Career Highlights
Throughout his career, Lemmer has collaborated with prestigious organizations such as Matsushita Avionics Development Corporation and Matsushita Avionics Systems Corporation. His work has significantly contributed to the advancement of entertainment systems used in modern aircraft, reflecting a commitment to innovation and technology.
Collaborations
In his journey, Lemmer has had the opportunity to work alongside talented coworkers, including Bruce M. Wakai and William A. Frost, Jr. These collaborations have likely contributed to the creative solutions that Lemmer has developed in his patented technologies.
Conclusion
John E. Lemmer represents an exemplary figure in the realm of innovation, particularly in enhancing audio and video entertainment systems for commercial aviation. With his groundbreaking patents and valuable collaborations, Lemmer continues to impact the industry and inspire future inventors in the field.