Patents Assigned to Memory Technologies LLC
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Patent number: 11379286Abstract: This disclosure relates to selectively performing a read with increased accuracy, such as a self-reference read, from a memory. In one aspect, data is read from memory cells, such as magnetoresistive random access memory (MRAM) cells, of a memory array. In response to detecting a condition associated with reading from the memory cells, a self-reference read can be performed from at least one of the memory cells. For instance, the condition can indicate that data read from the memory cells is uncorrectable via decoding of error correction codes (ECC). Selectively performing self-reference reads can reduce power consumption and/or latency associated with reading from the memory compared to always performing self-reference reads.Type: GrantFiled: February 14, 2020Date of Patent: July 5, 2022Assignee: OVONYX MEMORY TECHNOLOGY, LLCInventors: Wayne Kinney, Gurtej S. Sandhu
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Patent number: 11349072Abstract: A resistive memory structure, for example, phase change memory structure, includes one access device and two or more resistive memory cells. Each memory cell is coupled to a rectifying device to prevent parallel leak current from flowing through non-selected memory cells. In an array of resistive memory bit structures, resistive memory cells from different memory bit structures are stacked and share rectifying devices.Type: GrantFiled: September 11, 2020Date of Patent: May 31, 2022Assignee: OVONYX MEMORY TECHNOLOGY, LLCInventors: Jun Liu, Michael P. Violette
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Patent number: 11264344Abstract: A front-end method of fabricating nickel plated caps over copper bond pads used in a memory device. The method provides protection of the bond pads from an oxidizing atmosphere without exposing sensitive structures in the memory device to the copper during fabrication.Type: GrantFiled: July 24, 2020Date of Patent: March 1, 2022Assignee: OVONYX MEMORY TECHNOLOGY, LLCInventors: John Moore, Joseph F. Brooks
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Patent number: 11226771Abstract: The specification and drawings present a new apparatus and method for managing/configuring by the memory module controller storing operational state data for operating the memory module controller into an extended random access memory comprised in a memory module and in a host system memory of a host device during various operational modes/conditions of the memory module and the host system memory. Essentially, the memory module controller operated as a master for the data transfers as described herein. The operational state data typically comprises state information, a logical to physical (L2P) mapping table and register settings.Type: GrantFiled: June 4, 2020Date of Patent: January 18, 2022Assignee: Memory Technologies LLCInventor: Kimmo J. Mylly
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Patent number: 11182079Abstract: Methods, systems and devices for configuring access to a memory device are disclosed. The configuration of the memory device may be carried out by creating a plurality of access profiles that are adapted to optimize access to the memory device in accordance with a type of access. For example, when an application with specific memory access needs is initiated, the memory access profile that is designed for that particular access need may be utilized to configure access to the memory device. The configuration may apply to a portion of the memory device, a partition of the memory device, a single access location on the memory device, or any combination thereof.Type: GrantFiled: March 20, 2020Date of Patent: November 23, 2021Assignee: Memory Technologies LLCInventors: Jani Hyvonen, Kimmo J. Mylly, Jussi Hakkinen, Yevgen Gyl
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Publication number: 20210349642Abstract: A storage module includes a set of memories. Each of the memories in the set of memories may be divided into a set of portions. A controller is configured to transfer data between the set of memories and a host connected through an interface. A set of channels connects the set of memories to the controller. The controller is also configured to select: a memory from the set of memories, a portion from the set of portions for the selected memory, and/or a channel from the set of channels, e.g., connected to the selected memory, based upon an identification (ID) associated with the data. The ID may be separate from the data and a write address of the data, and the selected memory, the selected portion, and the selected channel may be used to store the data.Type: ApplicationFiled: May 21, 2021Publication date: November 11, 2021Applicant: Memory Technologies LLCInventor: Kimmo Juhani Mylly
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Patent number: 11158796Abstract: A chalcogenide-based programmable conductor memory device and method of forming the device, wherein a nanoparticle is provided between an electrode and a chalcogenide glass region. The method of forming the nanoparticle utilizes a template over the electrode or random deposition of the nanoparticle.Type: GrantFiled: June 3, 2020Date of Patent: October 26, 2021Assignee: OVONYX MEMORY TECHNOLOGY, LLCInventors: Jun Liu, Kristy A. Campbell
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Patent number: 11120873Abstract: Subject matter disclosed herein relates to memory devices and, more particularly, to programming a memory cell.Type: GrantFiled: June 5, 2020Date of Patent: September 14, 2021Assignee: OVONYX MEMORY TECHNOLOGY, LLCInventors: Umberto Di Vincenzo, Carlo Lisi
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Patent number: 11114135Abstract: An apparatus, such as a nonvolatile solid-state memory device, may, in some implementations, include access line bias circuitry to set a bias level associated with a deselected access line(s) of a memory core in response to mode information. In one approach, access line bias circuitry may use linear down regulation to change a voltage level on deselected access lines of a memory core. A memory access device, such as a host processor, may be provided that is capable of dynamically setting a mode of operation of a memory core of a memory device in order to manage power consumption of the memory. Other apparatuses are also provided.Type: GrantFiled: April 30, 2020Date of Patent: September 7, 2021Assignee: OVONYX MEMORY TECHNOLOGY, LLCInventors: Gerald Barkley, Nicholas Hendrickson
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Patent number: 11081486Abstract: An integrated circuit device having (i) a memory cell array which includes a plurality of memory cells arranged in a matrix of rows and columns, wherein each memory cell includes at least one transistor having a gate, gate dielectric and first, second and body regions, wherein: (i) the body region of each transistor is electrically floating and (ii) the transistors of adjacent memory cells have a common first region and/or a common second region. Each common first region and/or second regions of transistors of adjacent memory cells includes a barrier disposed therein and/or therebetween, wherein each barrier provides a discontinuity in the common regions and/or includes one or more electrical characteristics that are different from one or more corresponding electrical characteristics of the common regions.Type: GrantFiled: May 28, 2019Date of Patent: August 3, 2021Assignee: OVONYX MEMORY TECHNOLOGY, LLCInventor: Pierre C. Fazan
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Patent number: 11062771Abstract: A variable resistance memory array, programming a variable resistance memory element and methods of forming the array. A variable resistance memory array is formed with a plurality of word line transistors surrounding each phase change memory element. To program a selected variable resistance memory element, all of the bitlines are grounded or biased at the same voltage. A top electrode select line that is in contact with the selected variable resistance memory element is selected. The word line having the word line transistors surrounding the selected variable resistance memory element are turned on to supply programming current to the element. Current flows from the selected top electrode select line through the variable resistance memory element into the common source/drain region of the surrounding word line transistors, across the transistors to the nearest bitline contacts. The word lines are patterned in various lattice configurations.Type: GrantFiled: January 29, 2020Date of Patent: July 13, 2021Assignee: OVONYX MEMORY TECHNOLOGY, LLCInventor: Jun Liu
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Patent number: 11050019Abstract: Memory devices having a plurality of memory cells, with each memory cell including a phase change material having a laterally constricted portion thereof. The laterally constricted portions of adjacent memory cells are vertically offset and positioned on opposite sides of the memory device. Also disclosed are memory devices having a plurality of memory cells, with each memory cell including first and second electrodes having different widths. Adjacent memory cells have the first and second electrodes offset on vertically opposing sides of the memory device. Methods of forming the memory devices are also disclosed.Type: GrantFiled: May 15, 2019Date of Patent: June 29, 2021Assignee: Ovonyx Memory Technology, LLCInventor: Jun Liu
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Publication number: 20210191618Abstract: A method includes, in one non-limiting embodiment, receiving a command originating from an initiator at a controller associated with a non-volatile mass memory coupled with a host device, the command being a command to write data that is currently resident in a memory of the host device to the non-volatile mass memory; moving the data that is currently resident in the memory of the host device from an original location to a portion of the memory allocated for use at least by the non-volatile mass memory; and acknowledging to the initiator that the command to write the data to the non-volatile mass memory has been executed. An apparatus configured to perform the method is also described.Type: ApplicationFiled: December 23, 2020Publication date: June 24, 2021Applicant: Memory Technologies LLCInventors: Kimmo J. Mylly, Jani J. Klint, Jani Hyvonen, Tapio Hill, Jukka-Pekka Vihmalo, Matti Floman
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Patent number: 11031069Abstract: Techniques are disclosed for writing, programming, holding, maintaining, sampling, sensing, reading and/or determining a data state of a memory cell of a memory cell array, such as a memory cell array having a plurality of memory cells each comprising an electrically floating body transistor. In one aspect, the techniques are directed to controlling and/or operating a semiconductor memory cell having an electrically floating body transistor in which an electrical charge is stored in the body region of the electrically floating body transistor. The techniques may employ bipolar transistor currents to control, write and/or read a data state in such a memory cell. In this regard, the techniques may employ a bipolar transistor current to control, write and/or read a data state in/of the electrically floating body transistor of the memory cell.Type: GrantFiled: September 13, 2019Date of Patent: June 8, 2021Assignee: OVONYX MEMORY TECHNOLOGY, LLCInventors: Serguei Okhonin, Mikhail Nagoga
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Patent number: 11031553Abstract: Embodiments disclosed herein may include depositing a storage component material over and/or in a trench in a dielectric material, including depositing the storage component material on approximately vertical walls of the trench and a bottom of the trench. Embodiments may also include etching the storage component material so that at least a portion of the storage component material remains on the approximately vertical walls and the bottom of the trench, wherein the trench is contacting an electrode and a selector such that storage component material on the bottom of the trench contacts the electrode.Type: GrantFiled: January 29, 2020Date of Patent: June 8, 2021Assignee: OVONYX MEMORY TECHNOLOGY, LLCInventors: Fabio Pellizzer, Innocenzo Tortorelli
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Patent number: 11023142Abstract: A storage module includes a set of memories. Each of the memories in the set of memories may be divided into a set of portions. A controller is configured to transfer data between the set of memories and a host connected through an interface. A set of channels connects the set of memories to the controller. The controller is also configured to select: a memory from the set of memories, a portion from the set of portions for the selected memory, and/or a channel from the set of channels, e.g., connected to the selected memory, based upon an identification (ID) associated with the data. The ID may be separate from the data and a write address of the data, and the selected memory, the selected portion, and the selected channel may be used to store the data.Type: GrantFiled: December 19, 2019Date of Patent: June 1, 2021Assignee: Memory Technologies LLCInventor: Kimmo Juhani Mylly
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Patent number: 11016678Abstract: A storage module includes a set of memories. Each of the memories in the set of memories may be divided into a set of portions. A controller is configured to transfer data between the set of memories and a host connected through an interface. A set of channels connects the set of memories to the controller. The controller is also configured to select: a memory from the set of memories, a portion from the set of portions for the selected memory, and/or a channel from the set of channels, e.g., connected to the selected memory, based upon an identification (ID) associated with the data. The ID may be separate from the data and a write address of the data, and the selected memory, the selected portion, and the selected channel may be used to store the data.Type: GrantFiled: August 20, 2019Date of Patent: May 25, 2021Assignee: Memory Technologies LLCInventor: Kimmo Juhani Mylly
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Patent number: 10983697Abstract: A method includes, in one non-limiting embodiment, sending a request from a mass memory storage device to a host device, the request being one to allocate memory in the host device; writing data from the mass memory storage device to allocated memory of the host device; and subsequently reading the data from the allocated memory to the mass memory storage device. The memory may be embodied as flash memory, and the data may be related to a file system stored in the flash memory. The method enables the mass memory storage device to extend its internal volatile RAM to include RAM of the host device, enabling the internal RAM to be powered off while preserving data and context stored in the internal RAM.Type: GrantFiled: May 25, 2018Date of Patent: April 20, 2021Assignee: Memory Technologies LLCInventors: Olli Luukkainen, Kimmo Mylly, Jani Hyvonen
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Patent number: 10877665Abstract: A method includes, in one non-limiting embodiment, receiving a command originating from an initiator at a controller associated with a non-volatile mass memory coupled with a host device, the command being a command to write data that is currently resident in a memory of the host device to the non-volatile mass memory; moving the data that is currently resident in the memory of the host device from an original location to a portion of the memory allocated for use at least by the non-volatile mass memory; and acknowledging to the initiator that the command to write the data to the non-volatile mass memory has been executed. An apparatus configured to perform the method is also described.Type: GrantFiled: August 12, 2016Date of Patent: December 29, 2020Assignee: Memory Technologies LLCInventors: Kimmo J. Mylly, Jani J. Klint, Jani Hyvonen, Tapio Hill, Jukka-Pekka Vihmalo, Matti K. Floman
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Patent number: 10770141Abstract: Memory devices provide a plurality of memory cells, each memory cell including a memory element and a selection device. A plurality of first (e.g., row) address lines can be adjacent (e.g., under) a first side of at least some cells of the plurality. A plurality of second (e.g., column) address lines extend across the plurality of row address lines, each column address line being adjacent (e.g., over) a second, opposing side of at least some of the cells. Control circuitry can be configured to selectively apply a read voltage or a write voltage substantially simultaneously to the address lines. Systems including such memory devices and methods of accessing a plurality of cells at least substantially simultaneously are also provided.Type: GrantFiled: October 1, 2018Date of Patent: September 8, 2020Assignee: Ovonyx Memory Technology, LLCInventors: David H. Wells, Jun Liu