G11C7/10

STORAGE DEVICE AND OPERATING METHOD THEREOF
20230238040 · 2023-07-27 ·

A storage device includes a memory device including a plurality of memory dies; and a memory controller for addressing a memory die among the plurality of memory dies by using an address latch enable (ALE) signal and a command latch enable (CLE) signal, which are input during predetermined N cycles, where N is a natural number, and controlling the memory device such that the one memory die performs a memory operation. The memory controller may address the memory die by addressing a channel among a plurality of channels respectively connected to a plurality of package groups by using a chip enable (CE) signal.

Page buffer and memory device including the same
11568905 · 2023-01-31 · ·

A page buffer includes a charging circuit, first and second storage circuits, and a selection circuit. The charging circuit charges a bit line during a precharging period. The first storage circuit determines and stores data corresponding to a state of a selected memory cell among memory cells connected to the bit line while the charging circuit charges the bit line. The second storage circuit, which is a circuit separate from the first storage circuit, determines and stores data corresponding to a state of the selected memory cell after the precharging period. The selection circuit outputs a control voltage controlling a switch element connected between the bit line and the charging circuit, and determines a magnitude of the control voltage during the precharging period, based on the data stored in the first storage circuit.

Semiconductor device

A semiconductor device includes a memory circuit, a first FIFO, a second FIFO and an input/output circuit. The memory circuit outputs data. The first FIFO receives data from the memory circuit and outputs data synchronously with a first clock signal. The second FIFO receives data output from the first FIFO and outputs data synchronously with the first clock signal. The input/output circuit outputs data output from the second FIFO. The second FIFO is disposed in the vicinity of the input/output circuit than the first FIFO.

Memory device performing self-calibration by identifying location information and memory module including the same

A memory device of a memory module includes a CA buffer that receives a command/address (CA) signal through a bus shared by a memory device different from the memory device of the memory module, and a calibration logic circuit that identifies location information of the memory device on the bus. The memory device recognizes its own location on a bus in a memory module to perform self-calibration, and thus, the memory device appropriately operates even under an operation condition varying depending on a location in the memory module.

Signal generation circuit and memory

Provided are a signal generation circuit and a memory. The signal generation circuit includes: a clock delay circuit for delaying an initial pulse signal to output an intermediate signal delayed by a first delay duration, the first delay duration being equal to one or more clock cycles; a physical delay circuit for delaying the intermediate signal to output a target signal, if an actual delay duration of the physical delay circuit is equal to a second delay duration, the target signal being delayed by a target duration, a difference between the actual and second delay durations fluctuating within a first preset range, and the shorter the second delay duration, the narrower the first preset range; and a generation circuit for outputting a function pulse signal having a pulse width equal to a time interval between rising edges of the initial pulse signal and the target signal.

Memory device for supporting command bus training mode and method of operating the same

There are provided a memory device for supporting a command bus training (CBT) mode and a method of operating the same. The memory device is configured to enter a CBT mode or exit from the CBT mode in response to a logic level of a first data signal, which is not included in second data signals, which are in one-to-one correspondence with command/address signals, which are used to output a CBT pattern in the CBT mode. The memory device is further configured to change a reference voltage value in accordance with a second reference voltage setting code received by terminals associated with the second data signals, to terminate the command/address signals or a pair of data clock signals to a resistance value corresponding to an on-die termination (ODT) code setting stored in a mode register, and to turn off ODT of data signals in the CBT mode.

Memory with positively boosted write multiplexer

A memory is provided that includes a write multiplexer, which multiplexes among a plurality of bit line columns. The multiplexer includes a positive boost circuit that applies a positive boost to a voltage at the gates of transistors to strengthen an on state of those transistors. The positive boosting may be in addition to, or instead of, negative boosting at a write driver circuit.

TEMPERATURE CONTROL METHOD, MEMORY STORAGE APPARATUS, AND MEMORY CONTROL CIRCUIT UNIT
20230021668 · 2023-01-26 · ·

A temperature control method, a memory storage apparatus, and a memory control circuit unit are disclosed. The method includes: detecting a system parameter of the memory storage apparatus, and the system parameter reflects wear of a rewritable non-volatile memory module in the memory storage apparatus; determining a temperature control threshold value according to the system parameter; and performing a temperature reducing operation in response to a temperature of the memory storage apparatus reaching the temperature control threshold value to reduce the temperature of the memory storage apparatus.

MEMORY DEVICE, A MEMORY SYSTEM AND AN OPERATING METHOD OF THE MEMORY DEVICE
20230026320 · 2023-01-26 ·

A memory device includes: a memory bank including a plurality of memory cells; and a memory interface circuit configured to store data in the plurality of memory cells based on a command/address signal and a data signal, wherein the memory interface circuit includes: first, second, third and fourth pads configured to receive first, second, third and fourth clock signals, respectively; a first buffer circuit configured to sample the command/address signal in response to an activation time of the first and third clock signals which have opposite phases from each other; and a second buffer circuit configured to sample the data signal in response to the activation time of the first clock signal, an activation time of the second clock signal, the activation time of the third clock signal and an activation time of the fourth clock signal.

MEMORY ARRAY WITH PROGRAMMABLE NUMBER OF FILTERS

Aspects of the present disclosure are directed to devices and methods for performing MAC operations using a memory array as a compute-in-memory (CIM) device that can enable higher computational throughput, higher performance and lower energy consumption compared to computation using a processor outside of a memory array. In some embodiments, an activation architecture is provided using a bit cell array arranged in rows and columns to store charges that represent a weight value in a weight matrix. A read word line (RWL) may be repurposed to provide the input activation value to bit cells within a row of bit cells, while a read-bit line (RBL) is configured to receive multiplication products from bit cells arranged in a column. Some embodiments provide multiple sub-arrays or tiles of bit cell arrays.