G11C11/22

Integrated Assemblies and Methods of Forming Integrated Assemblies

Some embodiments include an integrated assembly having a first bottom electrode adjacent to a second bottom electrode. An intervening region is directly between the first and second bottom electrodes. Capacitor-insulative-material is adjacent to the first and second bottom electrodes. The capacitor-insulative-material is substantially not within the intervening region. Top-electrode-material is adjacent to the capacitor-insulative-material. Some embodiments include methods of forming integrated assemblies.

NEURONS AND SYNAPSES WITH FERROELECTRICALLY MODULATED METAL-SEMICONDUCTOR SCHOTTKY DIODES AND METHOD
20230231030 · 2023-07-20 ·

This disclosure relates to a synaptic component for a neural network having a layer of a semiconductor and a source electrode connected to the semiconducting layer and a drain electrode connected to the semiconducting layer, wherein the source electrode is spatially separated from the drain electrode, wherein the source electrode and the semiconducting layer form a Schottky diode, wherein the source electrode is separated from a first gate electrode by ferroelectric material. This disclosure further relates to a method for operating a synaptic component according to the disclosure in which the first Schottky diode is connected in reverse direction and an electric voltage is applied on the first gate electrode in a pulsed manner.

Fixed voltage sensing in a memory device
11562782 · 2023-01-24 · ·

Methods for sensing ferroelectric memory devices and apparatuses using the same have been disclosed. One such apparatus includes a ferroelectric memory cell coupled to a data line, a reference capacitance, and a common node coupled between the data line and the reference capacitance. A current mirror circuit is coupled to the data line and the reference capacitance. During a sense operation, the common node is configured to be at a fixed voltage and the current mirror circuit is configured to mirror displacement current from the reference capacitance to the ferroelectric memory cell.

Fixed voltage sensing in a memory device
11562782 · 2023-01-24 · ·

Methods for sensing ferroelectric memory devices and apparatuses using the same have been disclosed. One such apparatus includes a ferroelectric memory cell coupled to a data line, a reference capacitance, and a common node coupled between the data line and the reference capacitance. A current mirror circuit is coupled to the data line and the reference capacitance. During a sense operation, the common node is configured to be at a fixed voltage and the current mirror circuit is configured to mirror displacement current from the reference capacitance to the ferroelectric memory cell.

MEMORY DEVICE WITH CONTENT ADDRESSABLE MEMORY UNITS
20230230637 · 2023-07-20 ·

In some embodiments, the present disclosure relates to a memory device, including a plurality of content addressable memory (CAM) units arranged in rows and columns and configured to store a plurality of data states, respectively. A CAM unit of the plurality of CAM units includes a first ferroelectric memory element, a plurality of word lines extending along the rows and configured to provide a search query to the plurality of CAM units for bitwise comparison between the search query and the data states of the plurality of CAM units, and a plurality of match lines extending along the columns and configured to output a plurality of match signals, respectively from respective columns of CAM units. A match signal of a column is asserted when the data states of the respective CAM units of the column match corresponding bits of the search query.

Speculative section selection within a memory device

Methods, systems, and devices for speculative memory section selection are described. Defective memory components in one memory section may be repaired using repair components in another memory section. Speculative selection of memory sections may be enabled, whereby access lines in multiple memory sections may be selected when a memory command indicating an address in one memory section is received. While the access lines in the multiple memory sections are selected, a determination of whether repair components in another memory section are to be accessed is performed. Based on the determination, the access line in one of the memory sections may be maintained and the access lines in the other memory sections may be deselected.

Ferroelectric recording medium and ferroelectric storage apparatus
11705157 · 2023-07-18 · ·

A ferroelectric recording medium includes an electrode layer, a ferroelectric recording layer, and a protection layer formed in this order on a substrate, wherein the ferroelectric recording layer includes a ferroelectric layer, and a lattice constant of a material constituting the ferroelectric layer and a lattice constant of a material constituting the electrode layer or the substrate are lattice-matched within a range of ±10%.

Ferroelectric recording medium and ferroelectric storage apparatus
11705157 · 2023-07-18 · ·

A ferroelectric recording medium includes an electrode layer, a ferroelectric recording layer, and a protection layer formed in this order on a substrate, wherein the ferroelectric recording layer includes a ferroelectric layer, and a lattice constant of a material constituting the ferroelectric layer and a lattice constant of a material constituting the electrode layer or the substrate are lattice-matched within a range of ±10%.

Semiconductor memory devices and methods of manufacturing thereof

A semiconductor device comprises a first conductive structure extending along a vertical direction and a second conductive structure extending along the vertical direction. The second conductive structure is spaced apart from the first conductive structure along a lateral direction. The semiconductor device further comprises a plurality of third conductive structures each extending along the lateral direction. The plurality of third conductive structures are disposed across the first and second conductive structures. The first and second conductive structures each have a varying width along the lateral direction. The plurality of third conductive structures are configured to be applied with respective different voltages in accordance with the varying width of the first and second conductive structures.

Deck-level shuntung in a memory device
11557330 · 2023-01-17 · ·

Methods, systems, and devices for deck-level shunting in a memory device are described. A memory device may include memory arrays arranged in a stack of decks over a substrate, and a combination of deck selection circuitry and shunting circuitry may be distributed among the decks to leverage common substrate-based circuitry, such as logic or addressing circuitry. For example, each memory array of a stack may include a set of digit lines and deck selection circuitry, such as deck selection transistors or other switching circuitry, operable to couple the set of digit lines with a column decoder that may be shared among multiple decks. Each memory array of a stack also may include shunting circuitry, such as shunting transistors or other switching circuitry operable to couple the set of digit lines with a plate node, thereby equalizing a voltage across the memory cells of the respective memory array.