1
Douglas A Corey, Thomas K Landauer, Karen E Lochbaum: Searching large collections of text using multiple search engines concurrently. U S West, MediaOne Group, Holme Roberts & Owen, November 16, 1999: US05987446 (281 worldwide citation)

An information retrieval system is disclosed, wherein the system includes a plurality of text search engines based on substantially different computational searching techniques. By activating each search engine with input from a user information request, the output from each of the search engines is ...


2
Douglas A Corey, Jill E Schmidt: Decentralized video telecommunication system. U S West Advanced Technologies, Timothy R Schulte, June 8, 1993: US05218627 (54 worldwide citation)

Provided is a method and apparatus for the decentralized control of respective video cameras at a plurality of subscriber stations. According to the invention, there is provided a telephone, video camera, input device and camera control module at each subscriber station. The camera control module in ...


3
Kailih David Lin, Douglas A Corey, Lawrence A Behmer: Architecture and method for using an advanced intelligent network (AIN) to reduce voice switch and trunk loading. Qwest Communications International, Marsh Fischmann & Breyfogle, December 31, 2002: US06501753 (12 worldwide citation)

Architecture and a method for reducing voice switch and trunk loading is disclosed. In one embodiment, a system for handling a voice frequency data call to a first termination telephone number associated with a service provider includes a first processor for recognizing and routing the voice frequen ...