Patents by Inventor Daniel Gealy
Daniel Gealy 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: 10347831Abstract: Doping a storage element, a selector element, or both, of a memory cell with a dopant including one or more of aluminum (Al), zirconium (Zr), hafnium (Hf), and silicon (Si), can minimize volume or density changes in a phase change memory as well as minimize electromigration, in accordance with embodiments. In one embodiment, a memory cell includes a first electrode and a second electrode, and a storage element comprising a layer of doped phase change material between the first and second electrodes, wherein the doped phase change material includes one or more of aluminum, zirconium, hafnium, and silicon. The storage element, a selector element, or both can be doped using techniques such as cosputtering or deposition of alternating layers of a dopant layer and a storage (or selector) material.Type: GrantFiled: June 13, 2018Date of Patent: July 9, 2019Assignee: Intel CorporationInventors: Daniel Gealy, Andrea Gotti, Dale W. Collins, Swapnil A. Lengade
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Publication number: 20180337329Abstract: Doping a storage element, a selector element, or both, of a memory cell with a dopant including one or more of aluminum (Al), zirconium (Zr), hafnium (Hf), and silicon (Si), can minimize volume or density changes in a phase change memory as well as minimize electromigration, in accordance with embodiments. In one embodiment, a memory cell includes a first electrode and a second electrode, and a storage element comprising a layer of doped phase change material between the first and second electrodes, wherein the doped phase change material includes one or more of aluminum, zirconium, hafnium, and silicon. The storage element, a selector element, or both can be doped using techniques such as cosputtering or deposition of alternating layers of a dopant layer and a storage (or selector) material.Type: ApplicationFiled: June 13, 2018Publication date: November 22, 2018Inventors: Daniel GEALY, Andrea GOTTI, Dale W. COLLINS, Swapnil A. LENGADE
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Publication number: 20180182958Abstract: Doping a storage element, a selector element, or both, of a memory cell with a dopant including one or more of aluminum (Al), zirconium (Zr), hafnium (Hf), and silicon (Si), can minimize volume or density changes in a phase change memory as well as minimize electromigration, in accordance with embodiments. In one embodiment, a memory cell includes a first electrode and a second electrode, and a storage element comprising a layer of doped phase change material between the first and second electrodes, wherein the doped phase change material includes one or more of aluminum, zirconium, hafnium, and silicon. The storage element, a selector element, or both can be doped using techniques such as cosputtering or deposition of alternating layers of a dopant layer and a storage (or selector) material.Type: ApplicationFiled: December 27, 2016Publication date: June 28, 2018Inventors: Daniel GEALY, Andrea GOTTI, Dale W. COLLINS, Swapnil A. LENGADE
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Patent number: 10008665Abstract: Doping a storage element, a selector element, or both, of a memory cell with a dopant including one or more of aluminum (Al), zirconium (Zr), hafnium (Hf), and silicon (Si), can minimize volume or density changes in a phase change memory as well as minimize electromigration, in accordance with embodiments. In one embodiment, a memory cell includes a first electrode and a second electrode, and a storage element comprising a layer of doped phase change material between the first and second electrodes, wherein the doped phase change material includes one or more of aluminum, zirconium, hafnium, and silicon. The storage element, a selector element, or both can be doped using techniques such as cosputtering or deposition of alternating layers of a dopant layer and a storage (or selector) material.Type: GrantFiled: December 27, 2016Date of Patent: June 26, 2018Inventors: Daniel Gealy, Andrea Gotti, Dale W. Collins, Swapnil A. Lengade
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Patent number: 8450173Abstract: Electrical components for microelectronic devices and methods for forming electrical components. One particular embodiment of such a method comprises depositing an underlying layer onto a workpiece, and forming a conductive layer on the underlying layer. The method can continue by disposing a dielectric layer on the conductive layer. The underlying layer is a material that causes the dielectric layer to have a higher dielectric constant than without the underlying layer being present under the conductive layer. For example, the underlying layer can impart a structure or another property to the film stack that causes an otherwise amorphous dielectric layer to crystallize without having to undergo a separate high temperature annealing process after disposing the dielectric layer onto the conductive layer. Several examples of this method are expected to be very useful for forming dielectric layers with high dielectric constants because they avoid using a separate high temperature annealing process.Type: GrantFiled: June 28, 2011Date of Patent: May 28, 2013Assignee: Micron Technology, Inc.Inventors: Rishikesh Krishnan, Daniel Gealy, Vidya Srividya, Noel Rocklein
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Publication number: 20130011990Abstract: There is disclosed a method of forming crystalline tantalum pentoxide on a ruthenium-containing material having an oxygen-containing surface wherein the oxygen-containing surface is contacted with a treating composition, such as water, to remove at least some oxygen. Crystalline tantalum pentoxide is formed on at least a portion of the surface having reduced oxygen content.Type: ApplicationFiled: September 13, 2012Publication date: January 10, 2013Applicant: MICRON TECHNOLOGY, INC.Inventors: Vishwanath Bhat, Rishikesh Krishnan, Daniel Gealy
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Publication number: 20110300721Abstract: There is disclosed a method of forming crystalline tantalum pentoxide on a ruthenium-containing material having an oxygen-containing surface wherein the oxygen-containing surface is contacted with a treating composition, such as water, to remove at least some oxygen. Crystalline tantalum pentoxide is formed on at least a portion of the surface having reduced oxygen content.Type: ApplicationFiled: August 16, 2011Publication date: December 8, 2011Applicant: Micron Technology, Inc.Inventors: Vishwanath Bhat, Rishikesh Krishnan, Daniel Gealy
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Patent number: 7410911Abstract: A method and apparatus for preventing N2O from becoming super critical during a high pressure oxidation stage within a high pressure oxidation furnace are disclosed. The method and apparatus utilize a catalyst to catalytically disassociate N2O as it enters the high pressure oxidation furnace. This catalyst is used in an environment of between five atmospheres and 25 atmospheres N2O and a temperature range of 600° C. to 750° C., which are the conditions that lead to the N2O going super critical. By preventing the N2O from becoming super critical, the reaction is controlled that prevents both temperature and pressure spikes. The catalyst can be selected from the group of noble transition metals and their oxides. This group can comprise palladium, platinum, iridium, rhodium, nickel, silver, and gold.Type: GrantFiled: October 17, 2005Date of Patent: August 12, 2008Assignee: Micron Technology, Inc.Inventors: Daniel Gealy, Dave Chapek, Scott DeBoer, Husam N. Al-Shareef, Randhir Thakur
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Patent number: 7282457Abstract: A method and apparatus for preventing N2O from becoming super critical during a high pressure oxidation stage within a high pressure oxidation furnace is disclosed. The method and apparatus utilize a catalyst to catalytically disassociate N2O as it enters the high pressure oxidation furnace. This catalyst is used in an environment of between five atmosphere to 25 atmosphere N2O and a temperature range of 600° to 750° C., which are the conditions that lead to the N2O going super critical. By preventing the N2O from becoming super critical, the reaction is controlled that prevents both temperature and pressure spikes. The catalyst can be selected from the group of noble transition metals and their oxides. This group can comprise palladium, platinum, iridium, rhodium, nickel, silver, and gold.Type: GrantFiled: March 2, 2001Date of Patent: October 16, 2007Assignee: Micron Technology, Inc.Inventors: Daniel Gealy, Dave Chapek, Scott DeBoer, Husam N. Al-Shareef, Randhir Thakur
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Patent number: 6827790Abstract: a method and apparatus for preventing N2O from becoming super critical during a high pressure oxidation stage within a high pressure oxidation furnace are disclosed. The method and apparatus utilize a catalyst to catalytically disassociate N2O as it enters the high pressure oxidation furnace. This catalyst is used in an environment of between five (5) atmospheres to twenty-five (25) atmospheres N2O and a temperature range of 600° to 750° C., which are the conditions that lead to the N2O going super critical. By preventing the N2O from becoming super critical, the reaction is controlled that prevents both temperature and pressure spikes. The catalyst can be selected from the group of noble transition metals and their oxides. This group can comprise palladium, platinum, rhodium, nickel, silver, and gold.Type: GrantFiled: March 2, 2001Date of Patent: December 7, 2004Assignee: Micron Technology, Inc.Inventors: Daniel Gealy, Dave Chapek, Scott DeBoer, Husam N. Al-Shareef, Randhir Thakur
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Patent number: 6423649Abstract: A method and apparatus for preventing N2O from becoming super critical during a high pressure oxidation stage within a high pressure oxidation furnace are disclosed. The method and apparatus utilize a catalyst to catalytically disassociate N2O as it enters the high pressure oxidation furnace. This catalyst is used in an environment of between five atmospheres and 25 atmospheres N2O and a temperature range of 600° to 750° C., which are the conditions that lead to the N2O going super critical. By preventing the N2O from becoming super critical, the reaction is controlled that prevents both temperature and pressure spikes. The catalyst can be selected from the group of noble transition metals and their oxides. This group can comprise palladium, platinum, iridium, rhodium, nickel, silver, and gold.Type: GrantFiled: July 20, 2001Date of Patent: July 23, 2002Assignee: Micron Technology, Inc.Inventors: Daniel Gealy, Dave Chapek, Scott DeBoer, Husam N. Al-Shareef, Randhir Thakur
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Publication number: 20010008750Abstract: A method and apparatus for preventing N2O from becoming super critical during a high pressure oxidation stage within a high pressure oxidation furnace is disclosed. The method and apparatus utilize a catalyst to catalytically disassociate N2O as it enters the high pressure oxidation furnace. This catalyst is used in an environment of between five atmosphere to 25 atmosphere N2O and a temperature range of 600° to 750° C., which are the conditions that lead to the N2O going super critical. By preventing the N2O from becoming super critical, the reaction is controlled that prevents both temperature and pressure spikes. The catalyst can be selected from the group of noble transition metals and their oxides. This group can comprise palladium, platinum, iridium, rhodium, nickel, silver, and gold.Type: ApplicationFiled: March 2, 2001Publication date: July 19, 2001Inventors: Daniel Gealy, Dave Chapek, Scott DeBoer, Husam N. Al-Shareef, Randhir Thakur