Company Filing History:
12 out of 37 
2 out of 832,912 Years Active: 1996-2004
Title: The Innovative Contributions of John M. Liebetreu
Introduction
John M. Liebetreu, hailing from Scottsdale, AZ, has made significant strides in the field of technology and communications with a commendable portfolio of 14 patents. His groundbreaking inventions primarily focus on data distribution systems and digital communication processes, showcasing his expertise and creativity as an inventor.
Latest Patents
Among Liebetreu's latest inventions is the "Multipoint TDM Data Distribution System." This innovative system features a hub unit equipped with a multipoint transmitter that connects to various subscriber units, each containing a multipoint receiver. The system ensures a substantially constant baud and carrier frequency across multiple modulation format time slots, allowing diverse modulation formats to convey data efficiently. The design incorporates advanced encoding Forward Error Correction (FEC) processors, which activate for specific modulation slots, thus optimizing the system’s performance.
Another notable patent is for a "Digital Communications Modulator Having an Interpolator Upstream of a Linearizer and Method Therefor." This technology allows an integrated circuit (IC) modulation processor to operate in both single and dual chip modes. It can handle varying baud rates efficiently and includes features such as advanced pulse shaping filters and a phase mapper, ensuring high-quality data communication.
Career Highlights
Throughout his career, John M. Liebetreu has worked for various prominent companies in the technology sector. Notably, he made significant contributions at Sicom, Inc., where he honed his skills in digital communication technologies. His inventive spirit and technical capabilities have led to advancements that continue to benefit the industry.
Collaborations
In his pursuit of innovation, Liebetreu has collaborated with respected colleagues such as Ronald Duane McCallister and Bruce Alton Cochran. These partnerships have enriched his work, allowing for the exchange of ideas and fostering an environment of creativity and technological advancement.
Conclusion
John M. Liebetreu's extensive work and patents in the field of communication technology have left a lasting impact. His innovative ideas and collaborative efforts reflect his dedication to advancing the industry. With 14 patents under his belt, he continues to inspire future generations of inventors and innovators alike.