Location History:
- Brookneal, VA (US) (1977 - 1983)
- Bedford, VA (US) (1986)
Company Filing History:
Years Active: 1977-1986
Title: Innovations of James H Elder
Introduction
James H Elder is a notable inventor based in Brookneal, VA (US). He has made significant contributions to the field of technology, particularly in audio processing and paging systems. With a total of 4 patents to his name, Elder's work reflects a commitment to innovation and practical solutions in communication systems.
Latest Patents
One of Elder's latest patents is a digital apparatus and method for programmably phase shifting an audio tone. This invention is designed for use in cellular communications systems. It features a digital phase lock loop (PLL) that includes a programmable phase shift, allowing for an audio output that is phase-shifted from an input audio tone. The design is particularly suited for integration into a monolithic CMOS IC, showcasing Elder's focus on modern digital circuit applications.
Another significant patent is for a paging receiver that operates in either a six-tone battery-saving mode or a five-tone non-battery saving mode. This receiver incorporates a serial code plug for programming a programmable tone detector, which responds to a specific paging receiver address. The innovation of using a serial code plug instead of a parallel code plug reduces the complexity of the paging receiver, leading to savings in size, weight, and cost.
Career Highlights
James H Elder has had a distinguished career, working with General Electric Company, where he has been able to apply his inventive skills to real-world challenges. His work has not only advanced technology but has also contributed to the efficiency and effectiveness of communication systems.
Collaborations
Elder has collaborated with notable coworkers such as Hubert A Patterson and William C Agnor. These partnerships have likely fostered an environment of creativity and innovation, leading to the development of impactful technologies.
Conclusion
James H Elder's contributions to the field of technology through his patents demonstrate his innovative spirit and dedication to improving communication systems. His work continues to influence the industry, making him a significant figure in the realm of inventions.