Patents by Inventor Martin C. Roberts
Martin C. Roberts 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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Publication number: 20190206883Abstract: Some embodiments include an integrated assembly with a semiconductor channel material having a boundary region where a more-heavily-doped region interfaces with a less-heavily-doped region. The more-heavily-doped region and the less-heavily-doped region have the same majority carriers. The integrated assembly includes a gating structure adjacent the semiconductor channel material and having a gating region and an interconnecting region of a common and continuous material. The gating region has a length extending along a segment of the more-heavily-doped region, a segment of the less-heavily-doped region, and the boundary region. The interconnecting region extends laterally outward from the gating region on a side opposite the semiconductor channel region, and is narrower than the length of the gating region. Some embodiments include methods of forming integrated assemblies.Type: ApplicationFiled: February 7, 2019Publication date: July 4, 2019Applicant: Micron Technology, Inc.Inventors: Justin B. Dorhout, Kunal R. Parekh, Martin C. Roberts, Mohd Kamran Akhtar, Chet E. Carter, David Daycock
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Publication number: 20190198528Abstract: Some embodiments include an integrated structure having a conductive material, a select device gate material over the conductive material, and vertically-stacked conductive levels over the select device gate material. Vertically-extending monolithic channel material is adjacent the select device gate material and the conductive levels. The monolithic channel material contains a lower segment adjacent the select device gate material and an upper segment adjacent the conductive levels. A first vertically-extending region is between the lower segment of the monolithic channel material and the select device gate material. The first vertically-extending region contains a first material. A second vertically-extending region is between the upper segment of the monolithic channel material and the conductive levels. The second vertically-extending region contains a material which is different in composition from the first material.Type: ApplicationFiled: March 1, 2019Publication date: June 27, 2019Applicant: Micron Technology, Inc.Inventors: Justin B. Dorhout, David Daycock, Kunal R. Parekh, Martin C. Roberts, Yushi Hu
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Publication number: 20190172517Abstract: Some embodiments include an assembly having active material structures arranged in an array having rows and columns. Each of the active material structures has a first side which includes a bit contact region, and has a second side which includes a cell contact region. Each of the bit contact regions is coupled with a first redistribution pad. Each of the cell contact regions is coupled with a second redistribution pad. The first redistribution pads are coupled with bitlines, and the second redistribution pads are coupled with programmable devices. Some embodiments include methods of forming memory arrays.Type: ApplicationFiled: February 4, 2019Publication date: June 6, 2019Applicant: Micron Technology, Inc.Inventors: Sanh D. Tang, Kuo-Chen Wang, Martin C. Roberts, Diem Thy N. Tran, Hideki Gomi, Fredrick D. Fishburn, Srinivas Pulugurtha, Michel Koopmans, Eiji Hasunuma
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Patent number: 10263007Abstract: An array of elevationally-extending strings of memory cells, where the memory cells individually comprise a programmable charge storage transistor, comprises a substrate comprising a first region containing memory cells and a second region not containing memory cells laterally of the first region. The first region comprises vertically-alternating tiers of insulative material and control gate material. The second region comprises vertically-alternating tiers of different composition insulating materials laterally of the first region. A channel pillar comprising semiconductive channel material extends elevationally through multiple of the vertically-alternating tiers within the first region. Tunnel insulator, programmable charge storage material, and control gate blocking insulator are between the channel pillar and the control gate material of individual of the tiers of the control gate material within the first region.Type: GrantFiled: June 7, 2018Date of Patent: April 16, 2019Assignee: Micron Technology, Inc.Inventors: Justin B. Dorhout, Kunal R. Parekh, Matthew Park, Joseph Neil Greeley, Chet E. Carter, Martin C. Roberts, Indra V. Chary, Vinayak Shamanna, Ryan Meyer, Paolo Tessariol
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Patent number: 10256249Abstract: Some embodiments include an integrated structure having a conductive material, a select device gate material over the conductive material, and vertically-stacked conductive levels over the select device gate material. Vertically-extending monolithic channel material is adjacent the select device gate material and the conductive levels. The monolithic channel material contains a lower segment adjacent the select device gate material and an upper segment adjacent the conductive levels. A first vertically-extending region is between the lower segment of the monolithic channel material and the select device gate material. The first vertically-extending region contains a first material. A second vertically-extending region is between the upper segment of the monolithic channel material and the conductive levels. The second vertically-extending region contains a material which is different in composition from the first material.Type: GrantFiled: July 17, 2017Date of Patent: April 9, 2019Assignee: Micron Technology, Inc.Inventors: Justin B. Dorhout, David Daycock, Kunal R. Parekh, Martin C. Roberts, Yushi Hu
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Publication number: 20190103406Abstract: Some embodiments include a memory array having vertically-stacked memory cells. Each of the memory cells includes a transistor coupled with a charge-storage device, and each of the transistors has channel material with a bandgap greater than 2 electron-volts. Some embodiments include a memory array having digit lines extending along a vertical direction and wordlines extending along a horizontal direction. The memory array includes memory cells, with each of the memory cells being uniquely addressed by combination of one of the digit lines and one of the wordlines. Each of the memory cells includes a transistor which has GaP channel material. Each of the transistors has first and second source/drain regions spaced from one another by the GaP channel material. The first source/drain regions are coupled with the digit lines, and each of the memory cells includes a capacitor coupled with the second source/drain region of the associated transistor. Other embodiments are disclosed.Type: ApplicationFiled: November 15, 2018Publication date: April 4, 2019Applicant: Micron Technology, Inc.Inventors: Sanh D. Tang, Martin C. Roberts, Gurtej S. Sandhu
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Patent number: 10242726Abstract: Some embodiments include an assembly having active material structures arranged in an array having rows and columns. Each of the active material structures has a first side which includes a bit contact region, and has a second side which includes a cell contact region. Each of the bit contact regions is coupled with a first redistribution pad. Each of the cell contact regions is coupled with a second redistribution pad. The first redistribution pads are coupled with bitlines, and the second redistribution pads are coupled with programmable devices. Some embodiments include methods of forming memory arrays.Type: GrantFiled: November 5, 2018Date of Patent: March 26, 2019Assignee: Micron Technology, Inc.Inventors: Sanh D. Tang, Kuo-Chen Wang, Martin C. Roberts, Diem Thy N. Tran, Hideki Gomi, Fredrick D. Fishburn, Srinivas Pulugurtha, Michel Koopmans, Eiji Hasunuma
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Patent number: 10229923Abstract: Some embodiments include an integrated assembly with a semiconductor channel material having a boundary region where a more-heavily-doped region interfaces with a less-heavily-doped region. The more-heavily-doped region and the less-heavily-doped region have the same majority carriers. The integrated assembly includes a gating structure adjacent the semiconductor channel material and having a gating region and an interconnecting region of a common and continuous material. The gating region has a length extending along a segment of the more-heavily-doped region, a segment of the less-heavily-doped region, and the boundary region. The interconnecting region extends laterally outward from the gating region on a side opposite the semiconductor channel region, and is narrower than the length of the gating region. Some embodiments include methods of forming integrated assemblies.Type: GrantFiled: November 20, 2017Date of Patent: March 12, 2019Assignee: Micron Technology, Inc.Inventors: Justin B. Dorhout, Kunal R. Parekh, Martin C. Roberts, Mohd Kamran Akhtar, Chet E. Carter, David Daycock
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Publication number: 20190043890Abstract: Some embodiments include an integrated structure having vertically-stacked conductive levels alternating with dielectric levels. A layer over the conductive levels includes silicon, nitrogen, and one or more of carbon, oxygen, boron and phosphorus. In some embodiments the vertically-stacked conductive levels are wordline levels within a NAND memory array. Some embodiments include an integrated structure having vertically-stacked conductive levels alternating with dielectric levels. Vertically-stacked NAND memory cells are along the conductive levels within a memory array region. A staircase region is proximate the memory array region. The staircase region has electrical contacts in one-to-one correspondence with the conductive levels. A layer is over the memory array region and over the staircase region. The layer includes silicon, nitrogen, and one or more of carbon, oxygen, boron and phosphorus.Type: ApplicationFiled: October 11, 2018Publication date: February 7, 2019Applicant: Micron Technology, Inc.Inventors: Justin B. Dorhout, Fei Wang, Chet E. Carter, Ian Laboriante, John D. Hopkins, Kunal Shrotri, Ryan Meyer, Vinayak Shamanna, Kunal R. Parekh, Martin C. Roberts, Matthew Park
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Patent number: 10157933Abstract: Some embodiments include an integrated structure having vertically-stacked conductive levels alternating with dielectric levels. A layer over the conductive levels includes silicon, nitrogen, and one or more of carbon, oxygen, boron and phosphorus. In some embodiments the vertically-stacked conductive levels are wordline levels within a NAND memory array. Some embodiments include an integrated structure having vertically-stacked conductive levels alternating with dielectric levels. Vertically-stacked NAND memory cells are along the conductive levels within a memory array region. A staircase region is proximate the memory array region. The staircase region has electrical contacts in one-to-one correspondence with the conductive levels. A layer is over the memory array region and over the staircase region. The layer includes silicon, nitrogen, and one or more of carbon, oxygen, boron and phosphorus.Type: GrantFiled: April 19, 2016Date of Patent: December 18, 2018Assignee: Micron Technology, Inc.Inventors: Justin B. Dorhout, Fei Wang, Chet E. Carter, Ian Laboriante, John D. Hopkins, Kunal Shrotri, Ryan Meyer, Vinayak Shamanna, Kunal R. Parekh, Martin C. Roberts, Matthew Park
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Patent number: 10153027Abstract: Some embodiments include an assembly having active material structures arranged in an array having rows and columns. Each of the active material structures has a first side which includes a bit contact region, and has a second side which includes a cell contact region. Each of the bit contact regions is coupled with a first redistribution pad. Each of the cell contact regions is coupled with a second redistribution pad. The first redistribution pads are coupled with bitlines, and the second redistribution pads are coupled with programmable devices. Some embodiments include methods of forming memory arrays.Type: GrantFiled: August 21, 2018Date of Patent: December 11, 2018Assignee: Micron Technology, Inc.Inventors: Sanh D. Tang, Kuo-Chen Wang, Martin C. Roberts, Diem Thy N. Tran, Hideki Gomi, Fredrick D. Fishburn, Srinivas Pulugurtha, Michel Koopmans, Eiji Hasunuma
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Publication number: 20180323200Abstract: A memory array comprises vertically-alternating tiers of insulative material and memory cells. The memory cells individually comprise a transistor and a capacitor. One of (a) a channel region of e transistor, or (b) a pair of electrodes of the capacitor, is directly above the other of (a) and (b). Additional embodiments and aspects are disclosed.Type: ApplicationFiled: May 8, 2018Publication date: November 8, 2018Applicant: Micron Technology, Inc.Inventors: Sanh D. Tang, Martin C. Roberts
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Publication number: 20180323199Abstract: A memory array comprises vertically-alternating tiers of insulative material and memory cells. The memory cells individually include a transistor comprising first and second source/drain regions having a channel region there-between and a gate operatively proximate the channel region. At least a portion of the channel region is horizontally-oriented for horizontal current flow in the portion between the first and second source/drain regions. The memory cells individually include a capacitor comprising first and second electrodes having a capacitor insulator there-between. The first electrode is electrically coupled to the first source/drain region. The second capacitor electrodes of multiple of the capacitors in the array are electrically coupled with one another. A sense-line structure extends elevationally through the vertically-alternating tiers.Type: ApplicationFiled: May 8, 2018Publication date: November 8, 2018Applicant: Micron Technology, Inc.Inventors: Martin C. Roberts, Sanh D. Tang, Fred D. Fishburn
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Publication number: 20180286879Abstract: An array of elevationally-extending strings of memory cells, where the memory cells individually comprise a programmable charge storage transistor, comprises a substrate comprising a first region containing memory cells and a second region not containing memory cells laterally of the first region. The first region comprises vertically-alternating tiers of insulative material and control gate material. The second region comprises vertically-alternating tiers of different composition insulating materials laterally of the first region. A channel pillar comprising semiconductive channel material extends elevationally through multiple of the vertically-alternating tiers within the first region. Tunnel insulator, programmable charge storage material, and control gate blocking insulator are between the channel pillar and the control gate material of individual of the tiers of the control gate material within the first region.Type: ApplicationFiled: June 7, 2018Publication date: October 4, 2018Applicant: Micron Technology, Inc.Inventors: Justin B. Dorhout, Kunal R. Parekh, Matthew Park, Joseph Neil Greeley, Chet E. Carter, Martin C. Roberts, Indra V. Chary, Vinayak Shamanna, Ryan Meyer, Paolo Tessariol
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Patent number: 10083734Abstract: Some embodiments include an assembly having active material structures arranged in an array having rows and columns. Each of the active material structures has a first side which includes a bit contact region, and has a second side which includes a cell contact region. Each of the bit contact regions is coupled with a first redistribution pad. Each of the cell contact regions is coupled with a second redistribution pad. The first redistribution pads are coupled with bitlines, and the second redistribution pads are coupled with programmable devices. Some embodiments include methods of forming memory arrays.Type: GrantFiled: November 6, 2017Date of Patent: September 25, 2018Assignee: Micron Technology, Inc.Inventors: Sanh D. Tang, Kuo-Chen Wang, Martin C. Roberts, Diem Thy N. Tran, Hideki Gomi, Fredrick D. Fishburn, Srinivas Pulugurtha, Michel Koopmans, Eiji Hasunuma
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Patent number: 10014309Abstract: An array of elevationally-extending strings of memory cells, where the memory cells individually comprise a programmable charge storage transistor, comprises a substrate comprising a first region containing memory cells and a second region not containing memory cells laterally of the first region. The first region comprises vertically-alternating tiers of insulative material and control gate material. The second region comprises vertically-alternating tiers of different composition insulating materials laterally of the first region. A channel pillar comprising semiconductive channel material extends elevationally through multiple of the vertically-alternating tiers within the first region. Tunnel insulator, programmable charge storage material, and control gate blocking insulator are between the channel pillar and the control gate material of individual of the tiers of the control gate material within the first region.Type: GrantFiled: August 9, 2016Date of Patent: July 3, 2018Assignee: Micron Technology, Inc.Inventors: Justin B. Dorhout, Kunal R. Parekh, Matthew Park, Joseph Neil Greeley, Chet E. Carter, Martin C. Roberts, Indra V. Chary, Vinayak Shamanna, Ryan Meyer, Paolo Tessariol
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Publication number: 20180076209Abstract: Some embodiments include an integrated assembly with a semiconductor channel material having a boundary region where a more-heavily-doped region interfaces with a less-heavily-doped region. The more-heavily-doped region and the less-heavily-doped region are majority doped with a same dopant type. The integrated assembly includes a gating structure adjacent the semiconductor channel material and having a gating region and an interconnecting region of a common and continuous material. The gating region has a length extending across a segment of the more-heavily-doped region, a segment of the less-heavily-doped region, and the boundary region. The interconnecting region extends outwardly from the gating region on a side opposite the semiconductor channel region, and is narrower than the length of the gating region. Some embodiments include methods of forming integrated assemblies.Type: ApplicationFiled: November 20, 2017Publication date: March 15, 2018Applicant: Micron Technology, Inc.Inventors: Justin B. Dorhout, Kunal R. Parekh, Martin C. Roberts, Mohd Kamran Akhtar, Chet E. Carter, David Daycock
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Publication number: 20180047739Abstract: An array of elevationally-extending strings of memory cells, where the memory cells individually comprise a programmable charge storage transistor, comprises a substrate comprising a first region containing memory cells and a second region not containing memory cells laterally of the first region. The first region comprises vertically-alternating tiers of insulative material and control gate material. The second region comprises vertically-alternating tiers of different composition insulating materials laterally of the first region. A channel pillar comprising semiconductive channel material extends elevationally through multiple of the vertically-alternating tiers within the first region. Tunnel insulator, programmable charge storage material, and control gate blocking insulator are between the channel pillar and the control gate material of individual of the tiers of the control gate material within the first region.Type: ApplicationFiled: August 9, 2016Publication date: February 15, 2018Inventors: Justin B. Dorhout, Kunal R. Parekh, Matthew Park, Joseph Neil Greeley, Chet E. Carter, Martin C. Roberts, Indra V. Chary, Vinayak Shamanna, Ryan Meyer, Paolo Tessariol
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Patent number: 9853037Abstract: Some embodiments include an integrated assembly with a semiconductor channel material having a boundary region where a more-heavily-doped region interfaces with a less-heavily-doped region. The more-heavily-doped region and the less-heavily-doped region have majority carriers of the same conductivity type. The integrated assembly includes a gating structure adjacent the semiconductor channel material and having a gating region and an interconnecting region of a common and continuous material. The gating region has a length extending along a segment of the more-heavily-doped region, a segment of the less-heavily-doped region, and the boundary region. The interconnecting region extends laterally outward from the gating region on a side opposite the semiconductor channel region, and is narrower than the length of the gating region. Some embodiments include methods of forming integrated assemblies.Type: GrantFiled: November 23, 2015Date of Patent: December 26, 2017Assignee: Micron Technology, Inc.Inventors: Justin B. Dorhout, Kunal R. Parekh, Martin C. Roberts, Mohd Kamran Akhtar, Chet E. Carter, David Daycock
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Publication number: 20170317098Abstract: Some embodiments include an integrated structure having a conductive material, a select device gate material over the conductive material, and vertically-stacked conductive levels over the select device gate material. Vertically-extending monolithic channel material is adjacent the select device gate material and the conductive levels. The monolithic channel material contains a lower segment adjacent the select device gate material and an upper segment adjacent the conductive levels. A first vertically-extending region is between the lower segment of the monolithic channel material and the select device gate material. The first vertically-extending region contains a first material. A second vertically-extending region is between the upper segment of the monolithic channel material and the conductive levels. The second vertically-extending region contains a material which is different in composition from the first material.Type: ApplicationFiled: July 17, 2017Publication date: November 2, 2017Inventors: Justin B. Dorhout, David Daycock, Kunal R. Parekh, Martin C. Roberts, Yushi Hu