Location History:
- Concord, MA (US) (1979)
- Newton, MA (US) (1988)
Company Filing History:
Years Active: 1979-1988
Title: Innovations of Norman E Heckman in Signal Processing
Introduction
Norman E Heckman, an accomplished inventor based in Concord, MA, has made significant contributions to the field of signal processing. With two patents to his name, Heckman’s work focuses primarily on echo cancellation and arithmetic logic systems, showcasing his expertise in developing advanced technological solutions.
Latest Patents
Heckman's latest innovations include:
1. **Adaptive Echo Cancellation and Equalization System Signal Processor**
This patent details a concurrent echo cancellation and channel equalization signal processor for hybrid full duplex communication. The system integrates a decision device and three transversal adaptive filters, employing a fast Kalman algorithm to minimize the error between the estimated far end signal and the received signal.
2. **Arithmetic Logic Apparatus**
This system comprises arithmetic logic units that incorporate two 2:1 multiplexers, one 8:1 multiplexer, and a three-input majority gate. The architecture is designed to perform arithmetic and logical functions on binary variables, facilitating operations such as addition, subtraction, AND, OR, exclusive OR, and NOR, thereby enhancing computational efficiency.
Career Highlights
Norman E Heckman is associated with GTE Laboratories Incorporated, where he has been instrumental in advancing the technology in his field. His experience at GTE Laboratories has significantly contributed to the development of innovative solutions for telecommunication and signal processing challenges.
Collaborations
Throughout his career, Heckman has collaborated with notable coworkers, including Jagannath P Agrawal and Christopher W Kapral. These collaborations have refined his projects and led to the successful realization of his patents, fostering a spirit of innovation within his workplace.
Conclusion
Norman E Heckman’s patents reflect his dedication to enhancing signal processing technologies. His groundbreaking work in echo cancellation and arithmetic logic systems highlights the importance of innovation in telecommunications, paving the way for future developments in the industry.