Company Filing History:
Years Active: 1981-1984
Title: John H. Hardy: Innovator in Digital Signal Switching
Introduction
John H. Hardy is a notable inventor based in The Hague, Netherlands. He has made significant contributions to the field of digital signal switching, holding a total of 3 patents. His work has been instrumental in advancing the technology used in digital communication systems.
Latest Patents
One of Hardy's latest patents focuses on the switching of digital signals. This digital switching device operates under the control of a central control unit and features a first stage that multiplexes digital signals from multiple line units. It effectively separates data signals from signaling information, allowing for efficient data transmission. The data signals are then directed to an input time switching stage, which transmits them to an output time switching stage. This innovative design ensures that data signals are combined with signaling information and transmitted to the appropriate ports after demultiplexing.
Another significant patent by Hardy involves a digital signal switch system that incorporates a space switch located between time switching stages. This device also operates under the control of a central control unit and includes an input time switching stage, an output time switching stage, and a space switching stage. The space switching stage utilizes comparators to compare the contents of connection stores, enhancing the efficiency of data handling and transmission.
Career Highlights
John H. Hardy has built a successful career at The Post Office, where he has applied his expertise in digital signal processing. His innovative designs have contributed to the development of more efficient communication systems, making a lasting impact in the industry.
Collaborations
Throughout his career, Hardy has collaborated with notable colleagues, including Robert E. Barrett and Anthony R. Allwood. These partnerships have fostered a creative environment that has led to groundbreaking advancements in digital signal technology.
Conclusion
John H. Hardy's contributions to digital signal switching have established him as a key figure in the field. His innovative patents and collaborative efforts continue to influence the development of communication technologies.