Patents by Inventor Deepak C. Sekar
Deepak C. Sekar 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: 12082749Abstract: An automated food making apparatus is described. An automated food making apparatus can include: a carousel; a dispensing apparatus shared among a plurality of canisters on the carousel, wherein at least one canister includes a paddle; and wherein the dispensing apparatus is configured to rotate the canister's paddle to dispense ingredients stored in the canister. A dispensing mechanism for an automated food making apparatus can include: an actuator arm; a motor that is adapted to rotate the actuator arm; one or more magnets embedded in the actuator arm; and one or more sensors configured to detect position of the actuator arm; wherein the actuator arm dispenses ingredients by rotating a pin located on a canister.Type: GrantFiled: July 21, 2020Date of Patent: September 10, 2024Assignee: DOORDASH, INC.Inventors: Kathirgugan Kathirasen, Deepak C. Sekar, Brian Richardson, Sanath Bhat, Victoria Reidling
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Publication number: 20240295691Abstract: A multi-level semiconductor device, the device comprising: a first level comprising integrated circuits; a second level comprising at least one electromagnetic wave receiver, wherein said second level is disposed above said first level, wherein said integrated circuits comprise single crystal transistors; and an oxide layer disposed between said first level and said second level, wherein said device comprises at least one read out circuit, wherein said second level is bonded to said oxide layer, and wherein said bonded comprises oxide to oxide bonds.Type: ApplicationFiled: March 30, 2024Publication date: September 5, 2024Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist
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Patent number: 12080743Abstract: An integrated device, the device including: a first level including a first mono-crystal layer, the first mono-crystal layer including a plurality of single crystal transistors; an overlying oxide disposed on top of the first level; a second level including a second mono-crystal layer, the second level overlaying the oxide, where the second mono-crystal layer includes a plurality of image sensors, where the second level is bonded to the first level including an oxide to oxide bond; a plurality of pixel control circuits; a third level disposed underneath the first level, where the third level includes a plurality of third transistors, where the plurality of third transistors each include a single crystal channel; and a plurality of memory circuits.Type: GrantFiled: February 4, 2024Date of Patent: September 3, 2024Assignee: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist
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Patent number: 12080630Abstract: A 3D semiconductor device including: a first level including a plurality of first metal layers; a second level overlays the first level and includes at least one single crystal silicon layer, where the second level includes a plurality of transistors and a plurality of second metal layers, each transistor of the plurality of transistors includes a single crystal channel, where the plurality of second metal layers include interconnections between transistors of the plurality of transistors, where the second level is overlaid by a first isolation layer; a connective path from the plurality of transistors to the plurality of first metal layers, where the connective path includes a via disposed through at least the single crystal silicon layer, where each of at least one of the plurality of transistors includes a two sided gate, and where the single crystal silicon layer thickness is less than two microns.Type: GrantFiled: December 8, 2023Date of Patent: September 3, 2024Assignee: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist
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Patent number: 12068187Abstract: A 3D semiconductor device, the device including: a first level including a first single crystal layer, the first level including first transistors, where each of the first transistors includes a single crystal channel; first metal layer; a second metal layer overlaying the first metal layer; and a second level including a second single crystal layer, the second level including second transistors and at least one third metal layer, where the second level overlays the first level, where at least one of the second transistors includes a transistor channel, where the second level includes a plurality of DRAM memory cells, where each of the plurality of DRAM memory cells includes at least one of the second transistors and one capacitor, where the second level is directly bonded to the first level, and where the bonded includes metal to metal bonds.Type: GrantFiled: January 27, 2024Date of Patent: August 20, 2024Assignee: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Brian Cronquist, Deepak C. Sekar
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Patent number: 12033884Abstract: A method for producing 3D semiconductor devices including: providing a first level including first transistors and a first single crystal layer; forming a first metal layer on top of the first level; forming a second metal layer on top of the first metal layer; forming at least one (ALO) second level on top of or above the second metal layer; performing a lithography step on the second level; forming ALO third level on top of or above the ALO second level; performing processing steps to form first memory cells within the ALO second level and second memory cells within the ALO third level, first memory cells include ALO second transistor, second memory cells include ALO third transistor, first metal layer thickness is at least 50% greater than the second metal layer thickness, ALO first transistor controls power delivery to ALO second transistor; then dicing using a laser system.Type: GrantFiled: December 18, 2023Date of Patent: July 9, 2024Assignee: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Brian Cronquist, Deepak C. Sekar
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Publication number: 20240215267Abstract: A method for producing a 3D semiconductor device including: providing a first level, including a single crystal layer; forming memory control circuits in and/or on the first level which include first single crystal transistors and at least two interconnection metal layers; forming at least one second level disposed above the memory control circuits; performing a first etch step into the second level; forming at least one third level on top of the second level; performing additional processing steps to form first memory cells within the second level and second memory cells within the third level, where each of the first memory cells include at least one second transistor including a metal gate, where each of the second memory cells include at least one third transistor; and performing bonding of the first level to the second level, where the bonding includes oxide to oxide bonding.Type: ApplicationFiled: March 6, 2024Publication date: June 27, 2024Applicant: Monolithic 3D Inc.Inventors: Deepak C. Sekar, Zvi Or-Bach
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Publication number: 20240213073Abstract: A 3D semiconductor device, the device including: a first level including a first single crystal layer, the first level including first transistors, where each of the first transistors includes a single crystal channel; first metal layer; a second metal layer overlaying the first metal layer; and a second level including a second single crystal layer, the second level including second transistors and at least one third metal layer, where the second level overlays the first level, where at least one of the second transistors includes a transistor channel, where the second level includes a plurality of DRAM memory cells, where each of the plurality of DRAM memory cells includes at least one of the second transistors and one capacitor, where the second level is directly bonded to the first level, and where the bonded includes metal to metal bonds.Type: ApplicationFiled: January 27, 2024Publication date: June 27, 2024Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Brian Cronquist, Deepak C. Sekar
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Publication number: 20240178040Abstract: A method for producing 3D semiconductor devices including: providing a first level including first transistors and a first single crystal layer; forming a first metal layer on top of the first level; forming a second metal layer on top of the first metal layer; forming at least one second level on top of or above the second metal layer; performing a lithography step on the second level; forming at least one third level on top of or above the second level; performing processing steps to form first memory cells within the second level and second memory cells within the third level, where the first memory cells include at least one second transistor, the second memory cells include at least one third transistor, second transistors comprise gate electrodes comprising metal, and then forming at least four independent memory arrays which include some first memory cells and/or second memory cells.Type: ApplicationFiled: November 14, 2023Publication date: May 30, 2024Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Brian Cronquist, Deepak C. Sekar
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Publication number: 20240178257Abstract: An integrated device, the device including: a first level including a first mono-crystal layer, the first mono-crystal layer including a plurality of single crystal transistors; an overlying oxide disposed on top of the first level; a second level including a second mono-crystal layer, the second level overlaying the oxide, where the second mono-crystal layer includes a plurality of image sensors, where the second level is bonded to the first level including an oxide to oxide bond; a plurality of pixel control circuits; a third level disposed underneath the first level, where the third level includes a plurality of third transistors, where the plurality of third transistors each include a single crystal channel; and a plurality of memory circuits.Type: ApplicationFiled: February 4, 2024Publication date: May 30, 2024Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist
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Publication number: 20240170319Abstract: 3D semiconductor device including: a first level including first single-crystal transistors; a plurality of memory control circuits formed from at least a portion of the first single-crystal transistors; a first metal layer disposed atop the first single-crystal transistors; a second metal layer disposed atop the first metal layer, a second level disposed atop the second metal layer includes second transistors and a memory array of first memory cells, a third level including second memory cells which include some third transistors, which themselves include a metal gate and is disposed above the second level; a third metal layer disposed above the third level; a fourth metal layer disposed above the third metal layer, a connective path from the third metal layer to the second metal layer with a thru second level via of a diameter less than 800 nm which also passes thru the memory array, different write voltages for different dies.Type: ApplicationFiled: December 17, 2023Publication date: May 23, 2024Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Brian Cronquist, Deepak C. Sekar
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Patent number: 11984438Abstract: A multi-level semiconductor device, the device including: a first level including integrated circuits; a second level including at least one electromagnetic wave receiver, where the second level is disposed above the first level, where the integrated circuits include single crystal transistors; and an oxide layer disposed between the first level and the second level, where the integrated circuits include at least one memory circuit, where the second level is bonded to the oxide layer, and where the bonded includes oxide to oxide bonds.Type: GrantFiled: November 12, 2023Date of Patent: May 14, 2024Assignee: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist
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Publication number: 20240138629Abstract: An automated food making apparatus is described. An automated food making apparatus can include: a carousel; a dispensing apparatus shared among a plurality of canisters on the carousel, wherein at least one canister includes a paddle; and wherein the dispensing apparatus is configured to rotate the canister's paddle to dispense ingredients stored in the canister. A dispensing mechanism for an automated food making apparatus can include: an actuator arm; a motor that is adapted to rotate the actuator arm; one or more magnets embedded in the actuator arm; and one or more sensors configured to detect position of the actuator arm; wherein the actuator arm dispenses ingredients by rotating a pin located on a canister.Type: ApplicationFiled: December 22, 2023Publication date: May 2, 2024Inventors: Kathirgugan Kathirasen, Deepak C. Sekar, Brian Richardson, Sanath Bhat, Victoria Reidling
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Publication number: 20240145289Abstract: A method for producing 3D semiconductor devices including: providing a first level including first transistors and a first single crystal layer; forming a first metal layer on top of the first level; forming a second metal layer on top of the first metal layer; forming at least one (ALO) second level on top of or above the second metal layer; performing a lithography step on the second level; forming ALO third level on top of or above the ALO second level; performing processing steps to form first memory cells within the ALO second level and second memory cells within the ALO third level, first memory cells include ALO second transistor, second memory cells include ALO third transistor, first metal layer thickness is at least 50% greater than the second metal layer thickness, ALO first transistor controls power delivery to ALO second transistor; then dicing using a laser system.Type: ApplicationFiled: December 18, 2023Publication date: May 2, 2024Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Brian Cronquist, Deepak C. Sekar
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Publication number: 20240128116Abstract: 3D semiconductor device including: first level including first single-crystal transistors; a plurality of memory control circuits formed from at least a portion of the first single-crystal transistors; first metal layer disposed atop the first single-crystal transistors; a second metal layer disposed atop the first metal layer; a second level disposed atop the second metal layer includes second transistors and a memory array of first memory cells; third level including second memory cells which include some third transistors, which themselves include a metal gate and is disposed above the second level; a third metal layer disposed above the third level; a fourth metal layer disposed above the third metal layer; a connective path from the third metal layer to the second metal layer with a thru second level via of a diameter less than 800 nm which also passes thru the memory array, adjust memory cell write voltages based on temperature information.Type: ApplicationFiled: December 17, 2023Publication date: April 18, 2024Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Brian Cronquist, Deepak C. Sekar
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Publication number: 20240128165Abstract: A 3D semiconductor device including: a first level including a plurality of first metal layers; a second level overlays the first level and includes at least one single crystal silicon layer, where the second level includes a plurality of transistors and a plurality of second metal layers, each transistor of the plurality of transistors includes a single crystal channel, where the plurality of second metal layers include interconnections between transistors of the plurality of transistors, where the second level is overlaid by a first isolation layer; a connective path from the plurality of transistors to the plurality of first metal layers, where the connective path includes a via disposed through at least the single crystal silicon layer, where each of at least one of the plurality of transistors includes a two sided gate, and where the single crystal silicon layer thickness is less than two microns.Type: ApplicationFiled: December 8, 2023Publication date: April 18, 2024Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist
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Patent number: 11956976Abstract: A semiconductor device including: a plurality of transistors, where at least one of the transistors includes a first single crystal source, channel, and drain, where at least one of the transistors includes a second single crystal source, channel, and drain, where the second single crystal source, channel, and drain is disposed above the first single crystal source, channel, and drain, where at least one of the transistors includes a third single crystal source, channel, and drain, where the third single crystal source, channel, and drain is disposed above the second single crystal source, channel, and drain, where at least one of the transistors includes a fourth single crystal source, channel, and drain, where the fourth single crystal source, channel, and drain is disposed above the third single crystal source, channel, and drain, and where the fourth drain is aligned to the first drain with less than 40 nm misalignment.Type: GrantFiled: August 15, 2023Date of Patent: April 9, 2024Assignee: Monolithic 3D Inc.Inventors: Deepak C. Sekar, Zvi Or-Bach
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Publication number: 20240112942Abstract: A 3D semiconductor device, the device including: a first level including a first single crystal layer, the first level including first transistors, where each of the first transistors includes a single crystal channel; first metal layers interconnecting at least the first transistors; a second metal layer overlaying the first metal layers; a first oxide layer disposed over the second metal layer; a second oxide layer disposed over the first oxide layer; and a second level including at least one array of memory cells and second transistors, where each of the memory cells includes at least one of the second transistors, where the second level overlays the first level, where at least one of the second transistors includes at least two independent gates, where the second level is directly bonded to the first level, and where the bonded includes direct oxide-to-oxide bonds.Type: ApplicationFiled: December 2, 2023Publication date: April 4, 2024Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Brian Cronquist, Deepak C. Sekar
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Publication number: 20240105490Abstract: 3D semiconductor device including: a first level including first single-crystal transistors; a plurality of memory control circuits formed from at least a portion of the first single-crystal transistors; a first metal layer disposed atop the first single-crystal transistors; a second metal layer disposed atop the first metal layer; a second level disposed atop the second metal layer includes second transistors and a memory array of first memory cells; a third level including second memory cells which include some third transistors, which themselves include a metal gate and is disposed above the second level; a third metal layer disposed above the third level; a fourth metal layer disposed above the third metal layer; a connective path from the third metal layer to the second metal layer with a thru second level via of a diameter less than 800 nm which also passes thru the memory array, memory control circuits for wear leveling.Type: ApplicationFiled: December 8, 2023Publication date: March 28, 2024Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Brian Cronquist, Deepak C. Sekar
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Patent number: 11929372Abstract: An integrated device, the device including: a first level including a first mono-crystal layer, the first mono-crystal layer including a plurality of single crystal transistors; an overlying oxide disposed on top of the first level; a second level including a second mono-crystal layer, the second level overlaying the oxide, where the second mono-crystal layer includes a plurality of image sensors, where the second level is bonded to the first level with an oxide to oxide bond; a plurality of pixel control circuits; a plurality of memory circuits; and a third level disposed underneath the first level, where the third level includes a plurality of third transistors.Type: GrantFiled: October 20, 2023Date of Patent: March 12, 2024Assignee: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist