Location History:
- Middlesex, NJ (US) (1982)
- Edison, NJ (US) (1985 - 2008)
Company Filing History:
2 out of 3 
1 out of 210 
8 out of 832,843 Years Active: 1982-2008
Title: Harold R Walker: Innovator in Wireless Communications
Introduction
Harold R Walker is a notable inventor based in Edison, NJ (US), recognized for his contributions to wireless communication technologies. With a total of 11 patents to his name, Walker has made significant advancements in the field, particularly in methods of data transmission and modulation.
Latest Patents
Among his latest patents is the "Apparatus and method for ultra narrow band wireless communications." This invention describes a wireless digital transmitting and receiving method that utilizes abrupt phase change modulation combined with an ultra narrow band filter. The result is a single frequency transmission that effectively carries data by examining and detecting changes in the carrier product after filtering out sidebands. This innovative approach allows for the transmission of a usable signal with minimal interference.
Another significant patent is the "Apparatus and method for data rate multiplication." This invention outlines a method for pulse position modulating signals synchronized to clocked bit periods. It involves generating multiple signals to indicate the presence of digital ones during specific time slots, which are then combined into a single data channel. This method leverages abrupt phase changes in a carrier signal to efficiently mark digital data.
Career Highlights
Throughout his career, Walker has worked with various companies, including Ctba Associates. His work has focused on enhancing communication technologies, making him a valuable asset in the industry.
Collaborations
Walker has collaborated with notable individuals such as William J McKenna and Kenneth W Silvers. These partnerships have contributed to the development of innovative solutions in wireless communications.
Conclusion
Harold R Walker's contributions to wireless communication through his patents and collaborations highlight his role as a significant inventor in the field. His innovative methods continue to influence the way data is transmitted and received in modern technology.