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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Publication number: 20210118943Abstract: A 3D micro display, the 3D micro display including: a first single crystal layer including at least one LED driving circuit; a second single crystal layer including a first plurality of light emitting diodes (LEDs), where the second single crystal layer includes at least ten individual first LED pixels; and a second plurality of light emitting diodes (LEDs), where the first plurality of light emitting diodes (LEDs) emits a first light with a first wavelength, where the second plurality of light emitting diodes (LEDs) emits a second light with a second wavelength, where the first wavelength and the second wavelength differ by greater than 10 nm, and where the 3D micro display includes an oxide to oxide bonding structure.Type: ApplicationFiled: December 5, 2020Publication date: April 22, 2021Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar
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Patent number: 10978501Abstract: A multi-level semiconductor device, the device including: a first level including integrated circuits; a second level including an electromagnetic waveguide, where the second level is disposed above the first level, where the first level includes crystalline silicon; and an oxide layer disposed between the first level and the second level, where the second level is bonded to the oxide layer, and where the bonded includes oxide to oxide bonds.Type: GrantFiled: December 14, 2020Date of Patent: April 13, 2021Assignee: MONOLITHIC 3D INC.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist
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Patent number: 10943934Abstract: A multi-level semiconductor device, the device including: a first level including integrated circuits; a second level including an optical waveguide, where the second level is disposed above the first level, where the first level includes crystalline silicon; and an oxide layer disposed between the first level and the second level, where the second level is bonded to the oxide layer, and where the bonded includes oxide to oxide bonds.Type: GrantFiled: September 21, 2020Date of Patent: March 9, 2021Assignee: MONOLITHIC 3D INC.Inventors: Zvi Or-Bach, Deepak C. Sekar, Paul Lim
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Patent number: 10896931Abstract: A 3D semiconductor device, the device including: a first level including a first single crystal layer and first transistors, where the first transistors each include a single crystal channel; first metal layers interconnecting at least the first transistors; and a second level including a second single crystal layer and second transistors, where the second level overlays the first level, where the second transistors are horizontally oriented and each include at least two side gates, where the second level is bonded to the first level, and where the bonded includes oxide to oxide bonds.Type: GrantFiled: September 7, 2020Date of Patent: January 19, 2021Assignee: Monolithic 3D Inc.Inventors: Deepak C. Sekar, Zvi Or-Bach
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Publication number: 20210005762Abstract: A multi-level semiconductor device, the device including: a first level including integrated circuits; a second level including an optical waveguide, where the second level is disposed above the first level, where the first level includes crystalline silicon; and an oxide layer disposed between the first level and the second level, where the second level is bonded to the oxide layer, and where the bonded includes oxide to oxide bonds.Type: ApplicationFiled: September 21, 2020Publication date: January 7, 2021Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar, Paul Lim
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Publication number: 20210000301Abstract: 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: July 21, 2020Publication date: January 7, 2021Inventors: Kathirgugan Kathirasen, Deepak C. Sekar, Brian Richardson, Sanath Bhat, Victoria Reidling
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Publication number: 20200411594Abstract: A 3D semiconductor device, the device including: a first level including a first single crystal layer and first transistors, where the first transistors each include a single crystal channel; first metal layers interconnecting at least the first transistors; and a second level including a second single crystal layer and second transistors, where the second level overlays the first level, where the second transistors are horizontally oriented and each include at least two side gates, where the second level is bonded to the first level, and where the bonded includes oxide to oxide bonds.Type: ApplicationFiled: September 7, 2020Publication date: December 31, 2020Applicant: Monolithic 3D Inc.Inventors: Deepak C. Sekar, Zvi Or-Bach
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Publication number: 20200365463Abstract: A 3D semiconductor device, the device including: a first level overlaid by a second level overlaid by a third level overlaid by a fourth level, where the second level includes an array of first memory cells, the first memory cells including first transistors, the first transistors including first sources, first gates, and first drains, where each of the first transistors includes a single the first source, a single the first gate, and a single the first drain, where the third level includes an array of second memory cells, the second memory cells including second transistors, the second transistors including second sources, second gates, and second drains, where each of the second transistors includes a single the second source, a single the second gate, and a single the second drain, where at least one of the first memory cells is self-aligned to at least one of the second memory cells, being processed following the same lithography step; vertically oriented word-lines adapted to control a plurality of the fType: ApplicationFiled: August 6, 2020Publication date: November 19, 2020Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist
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Publication number: 20200365583Abstract: A 3D integrated circuit, the circuit including: a first wafer including a first crystalline substrate, a plurality of first transistors, and first copper interconnecting layers, where the first copper interconnecting layers at least interconnect the plurality of first transistors; and a second wafer including a second crystalline substrate, a plurality of second transistors, and second copper interconnecting layers, where the second copper interconnecting layers at least interconnect the plurality of second transistors; where the second wafer is bonded face-to-face on top of the first wafer, where the bonded includes copper to copper bonding; and where the second crystalline substrate has been thinned to a thickness of less than 5 micro-meters.Type: ApplicationFiled: July 31, 2020Publication date: November 19, 2020Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist
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Patent number: 10833108Abstract: A 3D micro display, the 3D micro display including: a first single crystal layer including at least one LED driving circuit; a second single crystal layer including a first plurality of light emitting diodes (LEDs), where the second single crystal layer is on top of the first single crystal layer, where the second single crystal layer includes at least ten individual first LED pixels; and a second plurality of light emitting diodes (LEDs), where the 3D micro display includes an oxide to oxide bonding structure.Type: GrantFiled: April 27, 2020Date of Patent: November 10, 2020Assignee: Monolithic 3D INC.Inventors: Zvi Or-Bach, Deepak C. Sekar
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Publication number: 20200350310Abstract: A method to form a 3D integrated circuit, the method including: providing a first wafer including a first crystalline substrate, a plurality of first transistors, and first copper interconnecting layers, where the first copper interconnecting layers at least interconnect the plurality of first transistors; providing a second wafer including a second crystalline substrate, a plurality of second transistors, and second copper interconnecting layers, where the second copper interconnecting layers at least interconnect the plurality of second transistors; and then performing a face-to-face bonding of the second wafer on top of the first wafer, where the face-to-face bonding includes copper to copper bonding; and thinning the second crystalline substrate to a thickness of less than 5 micro-meters.Type: ApplicationFiled: July 22, 2020Publication date: November 5, 2020Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist, Zeev Wurman
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Patent number: 10825864Abstract: A 3D semiconductor device, the device including: a first level including a first single crystal layer; first transistors overlaying the first single crystal layer; second transistors overlaying the first transistors; and a second level including a second single crystal layer, the second level overlays the second transistors, where the first transistors and the second transistors each includes a polysilicon channel.Type: GrantFiled: May 11, 2019Date of Patent: November 3, 2020Assignee: Monolithic 3D Inc.Inventors: Deepak C. Sekar, Zvi Or-Bach
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Patent number: 10813503Abstract: 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: March 3, 2017Date of Patent: October 27, 2020Assignee: Casabots Inc.Inventors: Kathirgugan Kathirasen, Deepak C. Sekar, Brian Richardson, Sanath Bhat, Victoria Reidling
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Publication number: 20200335399Abstract: A 3D semiconductor device including: a first level including first single crystal silicon and a plurality of first transistors; a first metal layer including interconnects between the plurality of first transistors; a second level on top of the first metal layer, the second level including a plurality of second transistors; a third level on top of the second level, the third level including a plurality of third transistors; an oxide layer on top of the third level; a fourth level on top of the oxide layer, the fourth level including second single crystal silicon and many fourth transistors, where at least one of the plurality of second transistors is at least partially self-aligned to at least one of the plurality of third transistors, both being formed following the same lithography step, the fourth level is bonded to the oxide layer, the bonded includes many metal to metal bonded structures.Type: ApplicationFiled: June 29, 2020Publication date: October 22, 2020Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist
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Publication number: 20200259048Abstract: A 3D micro display, the 3D micro display including: a first single crystal layer including at least one LED driving circuit; a second single crystal layer including a first plurality of light emitting diodes (LEDs), where the second single crystal layer is on top of the first single crystal layer, where the second single crystal layer includes at least ten individual first LED pixels; and a second plurality of light emitting diodes (LEDs), where the 3D micro display includes an oxide to oxide bonding structure.Type: ApplicationFiled: April 27, 2020Publication date: August 13, 2020Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar
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Publication number: 20200243423Abstract: A 3D semiconductor device, the device including: a first level including single crystal first transistors, where the first level is overlaid by a first isolation layer; a second level including second transistors, where the first isolation layer is overlaid by the second level, and where the second level is overlaid by a second isolation layer; a third level including single crystal third transistors, where the second isolation layer is overlaid by the third level, where the third level is overlaid by a third isolation layer, and where the first isolation layer and the second isolation layer are separated by a distance of less than four microns.Type: ApplicationFiled: April 19, 2020Publication date: July 30, 2020Applicant: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist
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Patent number: 10679977Abstract: A 3D micro display, the micro display including: a first single crystal layer including at least one LED driving circuit; and a second single crystal layer including a plurality of light emitting diodes (LEDs), where the second single crystal layer overlays the first single crystal layer, where the second single crystal layer includes at least ten first LED pixels, and where the second single crystal layer and the first single crystal layer are separated by a vertical distance of less than ten microns.Type: GrantFiled: March 14, 2018Date of Patent: June 9, 2020Assignee: Monolithic 3D Inc.Inventors: Zvi Or-Bach, Deepak C. Sekar
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Patent number: 10665695Abstract: A 3D semiconductor device, the device including: a first level including single crystal first transistors, where the first level is overlaid by a first isolation layer; a second level including single crystal second transistors, where the first isolation layer is overlaid by the second level, and where the second level is overlaid by a second isolation layer; a third level including single crystal third transistors, where the second isolation layer is overlaid by the third level, where the third level is overlaid by a third isolation layer, and where the first isolation layer and the second isolation layer are separated by a distance of less than four microns.Type: GrantFiled: August 9, 2019Date of Patent: May 26, 2020Assignee: MONOLITHIC 3D INC.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist
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Patent number: 10600888Abstract: A 3D semiconductor device, the device including: a first level including a plurality of first single crystal transistors, contacts, and a first metal layer, where a portion of the first single crystal transistors are interconnected, where the interconnected includes the first metal layer and the contacts, and where the portion of the first single crystal transistors are interconnected forms memory control circuits; a second level overlaying the first level, the second level including a plurality of second transistors; a third level overlaying the second level, the third level including a plurality of third transistors; a fourth level overlaying the third level, the fourth level including a plurality of fourth transistors; and a second metal layer overlaying the fourth level, where the plurality of second transistors are aligned to the plurality of first transistors with a less than 40 nm alignment error.Type: GrantFiled: June 10, 2018Date of Patent: March 24, 2020Assignee: MONOLITHIC 3D INC.Inventors: Zvi Or-Bach, Deepak C. Sekar, Brian Cronquist
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Patent number: 10497713Abstract: A semiconductor memory, including: a first memory cell including a first transistor; a second memory cell including a second transistor; and a memory peripherals transistor, the memory peripherals transistor is overlaying the second transistor or is underneath the first transistor, where the second memory cell overlays the first memory cell at a distance of less than 200 nm, and where the memory peripherals transistor is part of a peripherals circuit controlling the memory.Type: GrantFiled: March 16, 2017Date of Patent: December 3, 2019Assignee: MONOLITHIC 3D INC.Inventors: Zvi Or-Bach, Brian Cronquist, Deepak C. Sekar, Zeev Wurman, Israel Beinglass