Abstract: A data storage device includes a filter, a central processing unit (CPU), a first memory configured to store a page, a second memory, and a page type analyzer configured to analyze a type of the page output from the first memory and to transmit an indication signal to the CPU according to an analysis result. According to control of the CPU that operates based on the indication signal, the filter passes the page to the second memory or filters each row in the page, and transmits first filtered data to the second memory.

Abstract: A data storage device includes a processor and a non-volatile memory. The processor compares a data processing size of a first command received from the host at a first time point with a reference size and divides the first command into a plurality of sub-commands when the data processing size is greater than the reference size. The data storage device further includes a memory that includes a first queue and a second queue.

Abstract: An all-in-one data storage device includes a secondary memory providing read data in response to a read command, an internal hardware filter that filters the first read data according to filtering condition data in order to output filtered data, a primary memory, a host controller, and a memory controller that stores the filtered data in the primary memory and thereafter communicates the filtered data to the host controller.

Abstract: A data storage device includes a first memory device configured to provide first read data in response to a first read command, a controller including a hardware filter configured to generate first hint information based on a result of comparison of the first read data with filtering condition data and a processor configured to determine whether the first read data is to be filtered based on the first hint information, selectively filter the first read data based on the filtering condition data based on the determination result, and generate first filtered data, and a second memory device configured to store the first filtered data. The controller communicates the first filtered data to a host.

Abstract: A storage device includes a storage medium and a controller configured to control the storage medium. The controller includes an interface unit configured to interface with a host, a processing unit connected to the interface unit via a first signal line and configured to process a direct load operation and a direct store operation between the host and the controller, and at least one memory connected to the interface unit via a second signal line. The at least one memory is configured to temporarily store data read from the storage medium or data received from the host, and is configured to be directly accessed by the host.

Abstract: A storage device includes a storage medium and a controller configured to control the storage medium. The controller includes an interface unit configured to interface with a host, a processing unit connected to the interface unit via a first signal line and configured to process a direct load operation and a direct store operation between the host and the controller, and at least one memory connected to the interface unit via a second signal line. The at least one memory is configured to temporarily store data read from the storage medium or data received from the host, and is configured to be directly accessed by the host.

Abstract: A write operation is performed in a memory system by encoding, in the memory system, original data transmitted from a host system, according to a first type of host command, to produce an encoding result, transmitting information about the encoding result to the host system after the encoding, and writing the encoding result or the original data into a nonvolatile memory device, according to a second host command, wherein the second host command is transmitted from the host system based on the information about the encoding result.

Abstract: A data storage device includes a central processing unit (CPU) executing an application and a hardware filter. A method of operation the data storage device may include initializing the hardware filter based on initialization information corresponding to a changed application when the application is changed so that the hardware filter supports the changed application, filtering read data that is output from a second memory based on filtering condition data, outputting the filtered data using the hardware filter that has been initialized, and transmitting the filtered data to a host via a first memory.

Abstract: A data storage device includes a processor and a non-volatile memory. The processor compares a data processing size of a first command received from the host at a first time point with a reference size and divides the first command into a plurality of sub-commands when the data processing size is greater than the reference size. The data storage device further includes a memory that includes a first queue and a second queue.

Abstract: A data storage device is configured to perform data de-duplication. A method of operating the data storage device includes receiving a first command and write data output from a host and storing the write data in a volatile memory in response to the first command, and writing the write data stored in the volatile memory in a non-volatile memory in response to a second command output from the host.

Abstract: A data storage device includes a first memory device configured to provide first read data in response to a first read command, a controller including a hardware filter configured to generate first hint information based on a result of comparison of the first read data with filtering condition data and a processor configured to determine whether the first read data is to be filtered based on the first hint information, selectively filter the first read data based on the filtering condition data based on the determination result, and generate first filtered data, and a second memory device configured to store the first filtered data. The controller communicates the first filtered data to a host.

Abstract: A storage device includes a storage medium and a controller configured to control the storage medium. The controller includes an interface unit configured to interface with a host, a processing unit connected to the interface unit via a first signal line and configured to process a direct load operation and a direct store operation between the host and the controller, and at least one memory connected to the interface unit via a second signal line. The at least one memory is configured to temporarily store data read from the storage medium or data received from the host, and is configured to be directly accessed by the host.

Abstract: A data storage device includes a central processing unit (CPU) executing an application and a hardware filter. A method of operation the data storage device may include initializing the hardware filter based on initialization information corresponding to a changed application when the application is changed so that the hardware filter supports the changed application, filtering read data that is output from a second memory based on filtering condition data, outputting the filtered data using the hardware filter that has been initialized, and transmitting the filtered data to a host via a first memory.

Abstract: A data storage device includes a filter, a central processing unit (CPU), a first memory configured to store a page, a second memory, and a page type analyzer configured to analyze a type of the page output from the first memory and to transmit an indication signal to the CPU according to an analysis result. According to control of the CPU that operates based on the indication signal, the filter passes the page to the second memory or filters each row in the page, and transmits first filtered data to the second memory.

Abstract: A data storage device is configured to perform data de-duplication. A method of operating the data storage device includes receiving a first command and write data output from a host and storing the write data in a volatile memory in response to the first command, and writing the write data stored in the volatile memory in a non-volatile memory in response to a second command output from the host.

Abstract: A write operation is performed in a memory system by encoding, in the memory system, original data transmitted from a host system, according to a first type of host command, to produce an encoding result, transmitting information about the encoding result to the host system after the encoding, and writing the encoding result or the original data into a nonvolatile memory device, according to a second host command, wherein the second host command is transmitted from the host system based on the information about the encoding result.

Abstract: An all-in-one data storage device includes a secondary memory providing read data in response to a read command, an internal hardware filter that filters the first read data according to filtering condition data in order to output filtered data, a primary memory, a host controller, and a memory controller that stores the filtered data in the primary memory and thereafter communicates the filtered data to the host controller.

Abstract: A data storage device comprises a plurality of memory devices and a memory controller. The memory controller exchanges data with the memory devices via a plurality of channels. The memory controller decodes an external command to generate a driving power mode and accesses the memory devices according to the driving power mode.

Abstract: A data storage device includes a data storage medium and a controller. The controller is configured to control at least one of a reading, erasing, and writing operation on the data storage medium. The controller includes an interface and a power management unit. The interface is configured to exchange at least one of a command, an address, and data with a host. The power management unit is configured to change the power mode of the interface into a power saving mode if: a command input from the host is not executed, data transfer is not actually executed in executing the command, or status information is not reported after the command is executed.

Abstract: An error correction device is provided. The error correction device includes a code storage unit where a plurality of error correction codes are stored, a first error correction unit to correct a data error detected from input data by using one of a plurality of error correction codes and to output correction data, a buffer to store the correction data, and a second error correction unit to generate a new correction code from the correction data, to compare another of a plurality of error correction codes with the new correction code and to output a comparison result.