1
Barbara J Wheatley, Charles T Hemphill, Thomas D Fisher, George R Doddington: System and method for time aligning speech. Robert L Troike, Richard L Donaldson, July 26, 1994: US05333275 (212 worldwide citation)

A method and system are provided for time aligning speech. Speech data is input representing speech signals from a speaker. An orthographic transcription is input including a plurality of words transcribed from the speech signals. A sentence model is generated indicating a selected order of the word ...


2
Philip R Thrift, Charles T Hemphill: Voice activated apparatus for accessing information on the World Wide Web. Texas Instruments Incorporated, Ronald O Neerings, W James Brady III, Frederick J Telecky Jr, March 28, 2006: US07020609 (146 worldwide citation)

This is a voice activated Hypermedia system using grammatical metadata, the system comprising: a speech user agent; a browsing module; and an information resource. The system may include: embedded intelligence in hypermedia source; a means for processing the actions of a user based on the embedded i ...


3

4

5
Charles T Hemphill, Frank Vlach: System and method for parsing natural language by unifying lexical features of words. Texas Instruments Incorporated, L Joy Griebenow, James T Comfort, Mel Sharp, January 21, 1992: US05083268 (129 worldwide citation)

A method for parsing for natural languages includes a grammar and a lexicon. A knowledge base may be used to define elements in the lexicon. A processor receives single words input by a user and adds them to a sentence under construction. Valid next words are predicted after each received input word ...


6

7
Philip R Thrift, Charles T Hemphill: Voice activated hypermedia systems using grammatical metadata. Texas Instruments Incorporated, Ronald O Neerings, Wade James Brady III, Frederick J Telecky Jr, November 15, 2005: US06965864 (79 worldwide citation)

This is a voice activated Hypermedia system using grammatical metadata, the system comprising: a speech user agent; a browsing module; and an information resource. The system may include: embedded intelligence in hypermedia source; a means for processing the actions of a user based on the embedded i ...


8
Charles T Hemphill, Joseph W Picone: Chart parser for stochastic unification grammar. Texas Instruments Incorporated, L Joy Griebenow, James T Comfort, Melvin Sharp, January 8, 1991: US04984178 (60 worldwide citation)

A chart parser is disclosed which incorporates rule and observation probabilities with stochastic unification grammars. The parser operates frame synchronously to provide top-down hypotheses and to incorporate observation probabilities as they become available. Because the language model produces mu ...


9
Charles T Hemphill: Speaker-independent dynamic vocabulary and grammar in speech recognition. Texas Instruments Incorporated, Robert L Troike, Wade James Brady III, Richard L Donaldson, June 30, 1998: US05774628 (58 worldwide citation)

This is an automated speech recognition system, the system comprising: an input device for receiving voice signals; a means for computing the voice signals into stochastic RGDAGs and individual grammars; a search engine that directly processes the stochastic RGDAGs; a means for adding the individual ...


10
Charles T Hemphill, Inderjeet Mani: System and method for using a computer to generate and teach grammar lessons. Texas Instruments Incorporated, Frank J Kowalski, Leo N Heiting, Richard L Donaldson, June 8, 1993: US05218537 (28 worldwide citation)

A grammar learning aid is implemented with a processor and read only memory programmed in a manner that minimizes memory space and maximizes effective teaching. The programming is based on a unification grammar, in which sentences are determined by their features. The programming is implemented with ...