This inventor holds 2 USPTO granted patents. Top assignees: Alcatel USA, Itt Corporation. Active years: 1986-1989.
Company Filing History:
Years Active: 1986-1989
Title: Douglas Sutherland: Innovator in Speech Signal Processing and Communication Systems
Introduction
Douglas Sutherland is a notable inventor based in Shelton, CT (US). He has made significant contributions to the fields of speech signal processing and communication systems. With a total of 2 patents to his name, Sutherland's work reflects his innovative spirit and technical expertise.
Latest Patents
Sutherland's latest patents include an "Apparatus for extracting features from a speech signal" and a "Small key telephone system." The first patent describes a polyphase digital filterbank that extracts a spectral envelope composed of thirty-two bands from a speech signal. This spectral envelope is then compressed into a predetermined number of bands, allowing for the extraction of spectral energy features that are used to form templates representing the speech signal. The second patent outlines an intercommunication system that utilizes existing quad wiring to facilitate intercom communication between subsets of the system, as well as communication with a standard central office or outside line. Each subset is equipped with a control sequencer that allows for selective connection to either an intercom or outside line, enhancing communication efficiency.
Career Highlights
Throughout his career, Douglas Sutherland has worked with prominent companies such as Alcatel USA and ITT Corporation. His experience in these organizations has contributed to his development as an inventor and innovator in the technology sector.
Collaborations
Sutherland has collaborated with notable individuals in his field, including Hoshang D Mulla and Priyadarshan Jaktdar. These collaborations have likely enriched his work and expanded his contributions to the industry.
Conclusion
Douglas Sutherland's innovative patents and career achievements highlight his significant role in advancing technology in speech processing and communication systems. His work continues to influence the field and inspire future innovations.