Patents by Inventor Qiqing C. Ouyang
Qiqing C. Ouyang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11893500Abstract: Aspects include processors configured to (or include program code that causes a processor to) provide for data classifier devices that extract from structured text business data inputs, via natural language understanding processing, training set data elements (for example, training keywords, training concepts, training entities, and/or training taxonomy classifications, etc.). The aspects identify associations within the structured training business data of each of a plurality of business class categories with respective ones of the extracted training set data elements; and build a logical relationship data classification training knowledge base ontology that connects ones of the business classes to respective associated ones of the extracted training data elements as questions, into a plurality of knowledge base ontology question-business class associations.Type: GrantFiled: November 28, 2017Date of Patent: February 6, 2024Assignee: International Business Machines CorporationInventors: Marcio T. Moura, Qiqing C. Ouyang, Jo A. Ramos, Deepak Rangarao
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Patent number: 11887010Abstract: Data classification extracts from structured text business data inputs, via natural language understanding processing, training set data elements (training keywords, training concepts, training entities, and/or training taxonomy classifications). Embodiments identify associations within the structured training business data of business class categories with respective ones of extracted training set data elements, and build a logical relationship data classification training knowledge base ontology that connects business classes to respective associated ones of extracted training data elements as questions into knowledge base ontology question-business class associations.Type: GrantFiled: December 15, 2017Date of Patent: January 30, 2024Assignee: International Business Machines CorporationInventors: Marcio T. Moura, Qiqing C. Ouyang, Jo A. Ramos, Deepak Rangarao
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Patent number: 10680085Abstract: Aspects of the present disclosure include finFET structures with varied cross-sectional areas and methods of forming the same. Methods according to the present disclosure can include, e.g., forming a structure including: a semiconductor fin positioned on a substrate, wherein the semiconductor fin includes: a gate area, and a terminal area laterally distal to the gate area, a sacrificial gate positioned on the gate area of the semiconductor fin, and an insulator positioned on the terminal area of the semiconductor fin; removing the sacrificial gate to expose the gate area of the semiconductor fin; increasing or reducing a cross-sectional area of the gate area of the semiconductor fin; and forming a transistor gate on the gate area of the semiconductor fin.Type: GrantFiled: March 5, 2018Date of Patent: June 9, 2020Assignee: GLOBALFOUNDRIES INC.Inventors: Dominic J. Schepis, Alexander Reznicek, Pranita Kerber, Qiqing C. Ouyang
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Patent number: 10643907Abstract: A method of making a semiconductor device includes forming a first silicon germanium layer on a substrate, the first silicon germanium layer forming a portion of a first transistor; forming a second silicon germanium layer on the substrate adjacent to the first silicon germanium layer, the second silicon germanium layer forming a portion of a second transistor and having a germanium content that is different than the first silicon germanium layer and a thickness that is substantially the same; growing by an epitaxial process a compressively strained silicon germanium layer on the first silicon germanium layer, and a tensile strained silicon germanium layer on the second silicon germanium layer; patterning a first fin in the compressively strained silicon germanium layer and the first silicon germanium layer; and patterning a second fin in the tensile strained silicon germanium layer and the second silicon germanium layer.Type: GrantFiled: January 3, 2019Date of Patent: May 5, 2020Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Pranita Kerber, Qiqing C. Ouyang, Alexander Reznicek, Dominic J. Schepis
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Patent number: 10374042Abstract: A semiconductor device includes at least one semiconductor fin on an upper surface of a substrate. The at least one semiconductor fin includes a channel region interposed between opposing source/drain regions. A gate stack is on the upper surface of the substrate and wraps around sidewalls and an upper surface of only the channel region. The channel region is a dual channel region including a buried channel portion and a surface channel portion that completely surrounds the buried channel.Type: GrantFiled: August 31, 2015Date of Patent: August 6, 2019Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Jie Deng, Pranita Kerber, Qiqing C. Ouyang, Alexander Reznicek
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Publication number: 20190164063Abstract: Data classification extracts from structured text business data inputs, via natural language understanding processing, training set data elements (training keywords, training concepts, training entities, and/or training taxonomy classifications). Embodiments identify associations within the structured training business data of business class categories with respective ones of extracted training set data elements, and build a logical relationship data classification training knowledge base ontology that connects business classes to respective associated ones of extracted training data elements as questions into knowledge base ontology question-business class associations.Type: ApplicationFiled: December 15, 2017Publication date: May 30, 2019Inventors: Marcio T. Moura, Qiqing C. Ouyang, Jo A. Ramos, Deepak Rangarao
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Publication number: 20190164062Abstract: Aspects include processors configured to (or include program code that causes a processor to) provide for data classifier devices that extract from structured text business data inputs, via natural language understanding processing, training set data elements (for example, training keywords, training concepts, training entities, and/or training taxonomy classifications, etc.). The aspects identify associations within the structured training business data of each of a plurality of business class categories with respective ones of the extracted training set data elements; and build a logical relationship data classification training knowledge base ontology that connects ones of the business classes to respective associated ones of the extracted training data elements as questions, into a plurality of knowledge base ontology question-business class associations.Type: ApplicationFiled: November 28, 2017Publication date: May 30, 2019Inventors: Marcio T. Moura, Qiqing C. Ouyang, Jo A. Ramos, Deepak Rangarao
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Publication number: 20190157167Abstract: A method of making a semiconductor device includes forming a first silicon germanium layer on a substrate, the first silicon germanium layer forming a portion of a first transistor; forming a second silicon germanium layer on the substrate adjacent to the first silicon germanium layer, the second silicon germanium layer forming a portion of a second transistor and having a germanium content that is different than the first silicon germanium layer and a thickness that is substantially the same; growing by an epitaxial process a compressively strained silicon germanium layer on the first silicon germanium layer, and a tensile strained silicon germanium layer on the second silicon germanium layer; patterning a first fin in the compressively strained silicon germanium layer and the first silicon germanium layer; and patterning a second fin in the tensile strained silicon germanium layer and the second silicon germanium layer.Type: ApplicationFiled: January 3, 2019Publication date: May 23, 2019Inventors: Pranita Kerber, Qiqing C. Ouyang, Alexander Reznicek, Dominic J. Schepis
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Patent number: 10204837Abstract: A method of making a semiconductor device includes forming a first silicon germanium layer on a substrate, the first silicon germanium layer forming a portion of a first transistor; forming a second silicon germanium layer on the substrate adjacent to the first silicon germanium layer, the second silicon germanium layer forming a portion of a second transistor and having a germanium content that is different than the first silicon germanium layer and a thickness that is substantially the same; growing by an epitaxial process a compressively strained silicon germanium layer on the first silicon germanium layer, and a tensile strained silicon germanium layer on the second silicon germanium layer; patterning a first fin in the compressively strained silicon germanium layer and the first silicon germanium layer; and patterning a second fin in the tensile strained silicon germanium layer and the second silicon germanium layer.Type: GrantFiled: April 12, 2018Date of Patent: February 12, 2019Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Pranita Kerber, Qiqing C. Ouyang, Alexander Reznicek, Dominic J. Schepis
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Patent number: 10176990Abstract: A semiconductor device and a method for fabricating the device. The method includes: providing a FinFET having a source/drain region, at least one SiGe fin, a silicon substrate, a local oxide layer is formed on the silicon substrate, a gate structure is formed on the at least one SiGe fin and the local oxide layer, the gate structure is encapsulated by a gate hard mask and sidewall spacer layers; recessing the at least one SiGe fin in the source/drain region to the sidewall spacer layers and the silicon substrate layer; recessing the local oxide layer in the source/drain region to the sidewall spacer layer and the silicon substrate; growing a n-doped silicon layer on the silicon substrate; growing a p-doped silicon layer or p-doped SiGe layer on the n-doped silicon layer; and forming a silicide layer on the p-doped silicon layer or p-doped SiGe layer.Type: GrantFiled: August 19, 2016Date of Patent: January 8, 2019Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Pranita Kerber, Qiqing C. Ouyang, Alexander Reznicek
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Publication number: 20180233418Abstract: A method of making a semiconductor device includes forming a first silicon germanium layer on a substrate, the first silicon germanium layer forming a portion of a first transistor; forming a second silicon germanium layer on the substrate adjacent to the first silicon germanium layer, the second silicon germanium layer forming a portion of a second transistor and having a germanium content that is different than the first silicon germanium layer and a thickness that is substantially the same; growing by an epitaxial process a compressively strained silicon germanium layer on the first silicon germanium layer, and a tensile strained silicon germanium layer on the second silicon germanium layer; patterning a first fin in the compressively strained silicon germanium layer and the first silicon germanium layer; and patterning a second fin in the tensile strained silicon germanium layer and the second silicon germanium layer.Type: ApplicationFiled: April 12, 2018Publication date: August 16, 2018Inventors: Pranita Kerber, Qiqing C. Ouyang, Alexander Reznicek, Dominic J. Schepis
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Publication number: 20180190797Abstract: Aspects of the present disclosure include finFET structures with varied cross-sectional areas and methods of forming the same. Methods according to the present disclosure can include, e.g., forming a structure including: a semiconductor fin positioned on a substrate, wherein the semiconductor fin includes: a gate area, and a terminal area laterally distal to the gate area, a sacrificial gate positioned on the gate area of the semiconductor fin, and an insulator positioned on the terminal area of the semiconductor fin; removing the sacrificial gate to expose the gate area of the semiconductor fin; increasing or reducing a cross-sectional area of the gate area of the semiconductor fin; and forming a transistor gate on the gate area of the semiconductor fin.Type: ApplicationFiled: March 5, 2018Publication date: July 5, 2018Inventors: Dominic J. Schepis, Alexander Reznicek, Pranita Kerber, Qiqing C. Ouyang
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Patent number: 10002798Abstract: A method of making a semiconductor device includes forming a first silicon germanium layer on a substrate, the first silicon germanium layer forming a portion of a first transistor; forming a second silicon germanium layer on the substrate adjacent to the first silicon germanium layer, the second silicon germanium layer forming a portion of a second transistor and having a germanium content that is different than the first silicon germanium layer and a thickness that is substantially the same; growing by an epitaxial process a compressively strained silicon germanium layer on the first silicon germanium layer, and a tensile strained silicon germanium layer on the second silicon germanium layer; patterning a first fin in the compressively strained silicon germanium layer and the first silicon germanium layer; and patterning a second fin in the tensile strained silicon germanium layer and the second silicon germanium layer.Type: GrantFiled: March 30, 2017Date of Patent: June 19, 2018Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Pranita Kerber, Qiqing C. Ouyang, Alexander Reznicek, Dominic J. Schepis
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Patent number: 9972711Abstract: A metal-oxide-semiconductor field effect transistor (MOSFET) and a method of fabricating a MOSFET are described. The method includes depositing and patterning a dummy gate stack above an active channel layer formed on a base. The method also includes selectively etching the active channel layer leaving a remaining active channel layer, and epitaxially growing silicon doped active channel material adjacent to the remaining active channel layer.Type: GrantFiled: June 3, 2015Date of Patent: May 15, 2018Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Pranita Kerber, Qiqing C. Ouyang, Alexander Reznicek
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Patent number: 9966457Abstract: Aspects of the present disclosure include finFET structures with varied cross-sectional areas and methods of forming the same. Methods according to the present disclosure can include, e.g., forming a structure including: a semiconductor fin positioned on a substrate, wherein the semiconductor fin includes: a gate area, and a terminal area laterally distal to the gate area, a sacrificial gate positioned on the gate area of the semiconductor fin, and an insulator positioned on the terminal area of the semiconductor fin; removing the sacrificial gate to expose the gate area of the semiconductor fin; increasing or reducing a cross-sectional area of the gate area of the semiconductor fin; and forming a transistor gate on the gate area of the semiconductor fin.Type: GrantFiled: March 18, 2016Date of Patent: May 8, 2018Assignee: GLOBALFOUNDRIES INC.Inventors: Dominic J. Schepis, Alexander Reznicek, Pranita Kerber, Qiqing C. Ouyang
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Patent number: 9812556Abstract: A method of manufacturing a semiconductor device includes forming a plurality of fin structures on a substrate, the plurality of fin structures including a diffusion region, forming an epitaxial layer on the plurality of fin structures in an area of the diffusion region such that a height of the upper surface of the epitaxial layer over plurality of fin structures is substantially equal to the height of the upper surface of the epitaxial layer between the plurality of fin structures, and planarizing the upper surface of the epitaxial layer by one of etch back and reflow annealing.Type: GrantFiled: December 27, 2013Date of Patent: November 7, 2017Assignees: Renesas Electronics Corporation, International Business Machines CorporationInventors: Shogo Mochizuki, Gen Tsutsui, Raghavasimhan Sreenivasan, Pranita Kerber, Qiqing C. Ouyang, Alexander Reznicek
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Publication number: 20170271483Abstract: Aspects of the present disclosure include finFET structures with varied cross-sectional areas and methods of forming the same. Methods according to the present disclosure can include, e.g., forming a structure including: a semiconductor fin positioned on a substrate, wherein the semiconductor fin includes: a gate area, and a terminal area laterally distal to the gate area, a sacrificial gate positioned on the gate area of the semiconductor fin, and an insulator positioned on the terminal area of the semiconductor fin; removing the sacrificial gate to expose the gate area of the semiconductor fin; increasing or reducing a cross-sectional area of the gate area of the semiconductor fin; and forming a transistor gate on the gate area of the semiconductor fin.Type: ApplicationFiled: March 18, 2016Publication date: September 21, 2017Inventors: Dominic J. Schepis, Alexander Reznicek, Pranita Kerber, Qiqing C. Ouyang
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Patent number: 9741807Abstract: A method of forming a semiconductor device that includes forming a fin structure from a semiconductor substrate, and forming a gate structure on a channel region portion of the fin structure. A source region and a drain region are formed on a source region portion and a drain region portion of the fin structure on opposing sides of the channel portion of the fin structure. At least one sidewall of the source region portion and the drain region portion of the fin structure is exposed. A metal semiconductor alloy is formed on the at least one sidewall of the source region portion and the drain region portion of the fin structure that is exposed.Type: GrantFiled: November 23, 2016Date of Patent: August 22, 2017Assignee: International Business Machines CorporationInventors: Keith E. Fogel, Pranita Kerber, Qiqing C. Ouyang, Alexander Reznicek
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Publication number: 20170207136Abstract: A method of making a semiconductor device includes forming a first silicon germanium layer on a substrate, the first silicon germanium layer forming a portion of a first transistor; forming a second silicon germanium layer on the substrate adjacent to the first silicon germanium layer, the second silicon germanium layer forming a portion of a second transistor and having a germanium content that is different than the first silicon germanium layer and a thickness that is substantially the same; growing by an epitaxial process a compressively strained silicon germanium layer on the first silicon germanium layer, and a tensile strained silicon germanium layer on the second silicon germanium layer; patterning a first fin in the compressively strained silicon germanium layer and the first silicon germanium layer; and patterning a second fin in the tensile strained silicon germanium layer and the second silicon germanium layer.Type: ApplicationFiled: March 30, 2017Publication date: July 20, 2017Inventors: Pranita Kerber, Qiqing C. Ouyang, Alexander Reznicek, Dominic J. Schepis
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Patent number: 9679969Abstract: A semiconductor device includes at least one semiconductor fin on an upper surface of a substrate. The at least one semiconductor fin includes a channel region interposed between opposing source/drain regions. A gate stack is on the upper surface of the substrate and wraps around sidewalls and an upper surface of only the channel region. The channel region is a dual channel region including a buried channel portion and a surface channel portion that completely surrounds the buried channel.Type: GrantFiled: November 16, 2016Date of Patent: June 13, 2017Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Jie Deng, Pranita Kerber, Qiqing C. Ouyang, Alexander Reznicek