This inventor holds 8 USPTO granted patents. Top assignees: Nortel Networks Corporation, Montreal Networks Limited, Northern Telecom Limited. Active years: 2000-2001.
Company Filing History:
6 out of 4,171 
1 out of 1 
1 out of 2,276 Years Active: 2000-2001
Title: Ian Dublin: Innovator in Adaptive Decision Feedback Equalization
Introduction
Ian Dublin is a notable inventor based in Ottawa, Canada. He has made significant contributions to the field of adaptive decision feedback equalization, holding a total of 8 patents. His work focuses on enhancing modem receiver technology and improving communication systems.
Latest Patents
One of Ian's latest patents is titled "Clustering Blind Convergence Process in an Adaptive Decision Feedback Equalizer." This invention introduces a blind convergence process that utilizes a quadrature amplitude modulation (QAM) slicer. The process involves initializing forward and feedback tap coefficients with predetermined values and operates in two modes: clustering mode and decision-directed mode. This innovation allows for blind convergence of an equalizer across a wide range of QAM indexes, from 4 to 256.
Another significant patent is the "Automatic Gain Control Circuit for a Modem Receiver." This invention provides an automatic gain control method and apparatus that includes a programmable loop gain. The circuit scales a digital signal to prescribed levels during different operational modes, ensuring optimal performance during both start-up initialization and steady-state operation.
Career Highlights
Ian has worked with prominent companies in the telecommunications industry, including Nortel Networks Corporation and Montreal Networks Limited. His experience in these organizations has contributed to his expertise in developing advanced communication technologies.
Collaborations
Ian has collaborated with notable professionals in his field, including Edgar Velez and Richard Buz. These partnerships have fostered innovation and the exchange of ideas, further enhancing his contributions to technology.
Conclusion
Ian Dublin is a distinguished inventor whose work in adaptive decision feedback equalization has led to significant advancements in modem technology. His patents reflect a commitment to innovation and excellence in the field of telecommunications.