John Albert Coffey

Title: John Albert Coffey: Innovating Video Technology in Newbury, GB

Introduction

John Albert Coffey is a notable inventor based in Newbury, GB, recognized for his significant contributions to the field of video technology through a series of innovative patents. With a total of six patents to his name, Coffey has continually pushed the boundaries of how digital information is stored and processed in modern video systems.

Latest Patents

Two of Coffey's latest inventions include:

1. **Digital Shift Registers for Video Storage**: This patent presents a method for storing digital information by applying coded pulses to a register through clock pulses. The method involves shifting the information within the register using additional clock pulses, ensuring that the data remains accessible for reading upon the application of read-out pulses. This innovative approach improves the efficiency of digital storage methods significantly.

2. **Time Base Corrector**: This invention addresses the need for retiming chrominance and luminance components in television signals. The time base corrector utilizes digital storage means along with an analogue-to-digital converter, followed by a digital-to-analogue converter. This complex apparatus ensures that the output frequency is controlled and that horizontal synchronization pulses maintain exact timing with line frequency, enhancing video playback quality.

Career Highlights

Coffey's career has been marked by his work at Quantel Limited, where he has made impactful strides in the development of video technology. His inventions have not only contributed to the company’s standing in the industry but have also influenced broader technological advancements across various applications.

Collaborations

Working alongside Anthony Donald Stalley, Coffey has engaged in collaborative efforts that have led to significant innovations in video processing technologies. Their teamwork exemplifies the strength of collaboration in advancing technical knowledge and creating valuable patents.

Conclusion

John Albert Coffey stands out as an influential inventor within the realm of digital video technology. With his innovative spirit and collaborative efforts, he continues to shape the future of how we store and process digital information, making him a key figure in the industry. His patents serve as a testament to his creativity and dedication, ensuring his legacy in the advancement of video technology endures.