62 results about "Solid-state drive" patented technology

This utility model provides a solid-state drive (SSD) shielding cover, comprising: a shielding device, a fixing device, and two limiting plates. The fixing device includes a rotating groove, a rotating rod, a torsion spring, a rotating plate, and a fixing plate. The rotating groove is formed inside the shielding device. The two ends of the rotating rod are rotatably connected to the two sides of the inner wall of the rotating groove. The torsion spring is sleeved on the surface of the rotating rod. The bottom of the rotating plate is fixedly connected to the surface of the rotating rod, and the bottom of the fixing plate is fixedly connected to the top of the shielding device. This utility model provides a SSD shielding cover and terminal device. By inserting a heat sink between the two limiting plates, the rotating plate, in conjunction with the fixing plate, limits its position. Simultaneously, the rotating plate, in conjunction with the rotating rod and torsion spring, rotates, allowing for the removal and removal of the heat sink. This prevents the heat sink from shifting during installation and allows for quick installation and removal of the heat sink.

The present invention relates to a device and a system for debugging a solid state disk device, the device comprising: a joint test action group add-on board; and a Raspberry Pi. The Raspberry Pi comprises a general purpose input output interface coupled to the joint test action group add-on board; and a processing unit coupled to the general purpose input output interface. The processing unit is configured to emulate a plurality of joint test action group commands to the solid state disk device through the general purpose input output interface to dump data generated by the solid state disk device during runtime of the solid state disk device. Using the device as described above can reduce the cost required to debug the solid state disk device.

This utility model relates to the field of circuit board packaging technology, and in particular to a circuit board and a solid-state drive. The circuit board provided by this utility model sets high-speed differential line pairs as inner layer traces, and uses vias / through holes through the pads of the high-speed differential lines to electrically connect the high-speed connector and the controller. Since the vias / through holes only need to pass through the pads, the number of wiring layers through which the vias / through holes pass is greatly reduced, which makes it possible to use back drilling process to better reduce the number of residual posts and shorten the length of residual posts, effectively reduce signal reflection or crosstalk, and improve signal quality.

The utility model provides a kind of solid state disk belongs to solid state disk production technical field, it solves the technical problem of quick clamping and releasing to solid state disk. A kind of adjustable test support for solid state disk, including detection table, fixed mechanism includes the fixed shell being fixed in the both ends of detection table top, the two sides of fixed shell are all set with the inclined slot being communicated with its inside, and the inner wall of inclined slot is equipped with the compatible gyro wheel and rolls, the side of two gyro wheels mutually close is fixed with the two sides of same fixed block, the end of fixed shell is set with the through slot mouth being communicated, the end of fixed block is fixed with clamping block passing through through slot mouth, the other end of fixed block is fixed with sleeve, the inner wall of sleeve is inserted with inserting rod, the other end of inserting rod is fixed with i-shaped sliding block. In the utility model, it is realized to the solid state disk body to be clamped and fixed and detected quickly, and after detection is completed, the solid state disk body can be quickly released from the location, improve work efficiency.

This invention relates to the field of solid-state drive (SSD) technology, and provides a method and apparatus for controlling the data transfer rate of an SSD. The method includes: real-time acquisition of the current internal state parameters and current operating load information of the target SSD; determining a comprehensive state index of the target SSD based on the current temperature, current cumulative usage time, current write amplification factor, and current queue depth; matching a target data transfer evaluation model from a preset model library based on the comprehensive state index; inputting the current CPU utilization and current memory usage into the target data transfer evaluation model to obtain the current data transfer pressure capability output by the target data transfer evaluation model; and controlling the data transfer rate of the target SSD based on the current data transfer pressure capability and application type. This invention improves the flexibility and accuracy of SSD data transfer rate control through the target data transfer evaluation model and different application types.

The application belongs to the technical field of data storage devices, and particularly relates to a mobile solid state disk and a PCB visualization method thereof, which comprises a shell and a main control chip arranged in the shell. The main control chip is electrically connected with a display screen. The main control chip is used for controlling the display screen to display target data on the shell. The main control chip comprises: a data acquisition module, which is used for acquiring physical state data of the mobile solid state disk in real time; a multi-dimensional analysis model, which is used for setting a first processing condition, obtaining first data from the physical state data according to the first processing condition; and a health state gradient supervision module, which is used for displaying the physical state data and the first data in a specified area, setting a second processing condition, and obtaining second data from the first data according to the second processing condition. In the application of the direct connection storage architecture, the original physical data is divided into different gradients, different factors are screened out, and a life cycle score is obtained, so that the mobile solid state disk can be visualized, and the multi-dimensional display score result efficiency is improved.

In one embodiment, a solid state drive (SSD) comprises a plurality of non-volatile memory dies communicatively arranged in one or more communication channels, each of the plurality of non-volatile memory dies comprising a plurality of physical blocks, one or more channel controllers communicatively coupled to the one or more communication channels, respectively, and a memory controller communicatively coupled to the plurality of non-volatile memory dies via the one or more channel controllers, wherein the memory controller is configured to assign (i) the plurality of physical blocks of a first die of the plurality of non-volatile memory dies to only a first region and (ii) the plurality of physical blocks of a second die of the plurality of non-volatile memory dies to only a second region, perform only read operations on the first region in a first operation mode, and perform write operations or maintenance operations on the second region in a second operation mode concurrently with read operations on the first region in the first operation mode.

The present application relates to a method of reading data from a memory and an associated memory system. The method comprises: reading data from a memory bank of the memory; calculating a bank divergence metric for a read bias used to read the data from the memory bank; when the bank divergence metric satisfies a threshold, dividing the memory bank into a first sub-bank and a second sub-bank, wherein an error rate of the first sub-bank is lower than an error rate of the second sub-bank; reading data from the first and second sub-banks; calculating respective sub-bank divergence metrics for a read bias used to read the data from the first and second sub-banks; and when one of the sub-bank divergence metrics satisfies the threshold, dividing the one of the first and second sub-banks that satisfies the threshold into a third sub-bank.

1. The name of the design product: solid state disk (ZNL-P10A). 2. The use of the design product: mobile solid state disk for storing data. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

A solid state drive and a memory mode switching method. The memory mode switching method is applicable to a memory, and the memory mode switching method is performed by a controller and includes: receiving a user instruction, wherein the user instruction specifies a specified operation mode of the memory; formatting a storage space of the memory according to the user instruction; and switching the storage space from a current operation mode to the specified operation mode after the formatting.

Methods for write operations and garbage collection methods for a solid state drive (SSD) controller with an SSD having a non- (Not-AND, NAND) flash device having on-chip static random access memory (SRAM) and NAND flash are provided. In the write operation method, received data blocks are stored in the on-chip SRAM of the NAND flash device instead of in the on-chip SRAM of the controller before programming to NAND flash. The data blocks remain available in the on-chip SRAM before programming to NAND flash to complete an "immediate read" operation when received. In the garbage collection method, data blocks are read from one or more source NAND flash devices and stored in the on-chip SRAM of a destination NAND flash device until a limit on the blocks is reached, and then the destination NAND flash device programs the blocks in the on-chip SRAM to NAND flash.

A mechanism is provided for optimizing the performance of a solid-state drive (SSD), the mechanism comprising: determining the current workload type of the SSD; selecting SSD parameters to be optimized based on the current workload type; setting current values ​​of the SSD parameters; testing the performance of the SSD using the current values ​​of the SSD parameters; changing one or more of the current values ​​of the SSD parameters; retesting the performance of the SSD after changing the current values; and setting the current values ​​of the SSD parameters to determined optimal values ​​of the SSD parameters. In some embodiments of these embodiments, setting the current values ​​of the SSD parameters includes setting the current values ​​to random or pseudo-random values. In some embodiments of these embodiments, testing the performance of the SSD using the current values ​​of the SSD parameters is performed using a test workload.

An apparatus is described, The apparatus includes a memory chip having logic circuitry to suspend application of an erasure voltage, wherein, respective responses of the erasure voltage to a decision to suspend the application of the erasure voltage depend on where the erasure voltage is along its waveform.

A method for managing resource allocation in a solid state drive (SSD) can include obtaining an activation request to switch to an extended read mode, wherein the activation request indicates an amount of additional read resources needed, determining whether the SSD has a certain quantity of available write resources to convert to additional read resources based on the SSD being in a default mode and the activation request being obtained, and activating the extended read mode on the SSD based on the certain quantity of available write resources being available to convert to additional read resources.

A method for managing resource allocation in solid-state drive (SSD) may include obtaining an activation request to switch to a prolonged read mode, wherein the activation request indicates an amount of required additional read resources, and based on the SSD being in a default mode and the activating request being obtained, determining whether the SSD has a number of available write resources for conversion into the additional read resources, and activating the prolonged read mode on the SSD, based on the number of available write resources for the conversion into the additional read resources.

A data storage system includes a memory device (e.g., a solid state drive) including a wordline (WL), a memory (e.g., a random access memory) including instructions stored thereon, and at least one processor. The memory includes instructions stored thereon that, when executed by the at least one processor, cause the at least one processor to: select a machine learning (ML) model based at least in part on error values for the WL; determine, by the ML model, a read voltage threshold; and read data from the WL using the read voltage threshold.

Systems, methods, and apparatus related to shared work queue interfaces for memory devices. In one approach, an NVMe solid-state drive (SSD) includes NAND flash memory. A controller of a host system writes an NVMe command to the SSD using a PCIe transaction layer packet. The command is written using either a deferred memory write or a memory write according to the PCIe standard. The command is written to the SSD either directly or via a local shared work queue of the host system.

A storage device includes a substrate, at least one data storage element, a housing, and at least one sensing pin. The substrate includes at least one security pad. The data storage element is mounted on the substrate. The housing surrounds the substrate and the data storage element, and includes at least one contact structure for electrically connecting with the security pad. The sensing pin receives an electrical signal. A level of the electrical signal changes depending on whether the security pad is electrically connected to the contact structure, and the level change of the electrical signal is detected based on a change in an internal resistance of the storage device. When at least a portion of the housing is removed, the level change of the electrical signal is detected, and a secure erase process is performed on data stored in the data storage element.

An integrated circuit device in a single integrated circuit package includes an image sensor, memory, and an inference engine configured to convert images generated by the image sensor into inference results for transmission to a host system for further analysis, and / or generate a more efficient image stream provided in the camera interface. The intelligence provided by the inference engine can reduce or eliminate the amount of image data transmitted to the host system for processing during typical scenarios. The inference results can be automatically stored in the memory, accessible by the host system as a solid-state drive (e.g., using the NVMe protocol). Optionally, the integrated circuit device may have an interface to an external SSD. For example, the integrated circuit device as an SSD and / or the external SSD can be configured as a black box data logger for an autonomous vehicle.

Instead of the Peripheral Component Interconnect (PCI) Express (PCIe) link speed modulation and the PCIe link power state being utilized separately, the PCIe link speed modulation and PCIe link power state strategies are used in combination. The combination balances between the PCIe front end energy cost, the backend energy cost, and the quality of service (QOS). The performance / power space of the solid state drive (SSD) is mapped to the PCIe link speed modulation and PCIe link power state strategies to configure four distinctive zones, which provide high QoS at high performance points with a graceful performance degradation towards the lower performance points. A power / thermal constrained system dictates a certain performance that the SSD will be able to satisfy optimally by using both methods at different performance points.

This utility model provides a high-density E3.S solid-state drive (SSD) assembly for a 2U server, relating to the field of hard drive assembly design technology. Its key technical features include a frame, a backplate, and hard drives. The frame is rectangular, with several bays arranged along its length. The backplate is square and corresponds to the back openings of the bays. Each bay has multiple sets of hard drive connectors on the backplate facing the bay. Each set of backplate connectors consists of eight E3.S 1TB hard drive connectors or four E3.S 2TB hard drive connectors. The hard drives are filled within the bays, and are either E3.S 1TB or E3.S 2TB hard drives corresponding to the hard drive connectors on the backplate. This application allows for mixed insertion of E3.S 1TB and E3.S 2TB hard drives in each bay, enabling users to flexibly configure either E3.S 1TB or 2TB hard drives, thus improving the overall E3.S hard drive configuration compatibility of the system.

A storage device includes a substrate, at least one secure element, a housing, and a coupling structure. The at least one secure element is mounted on the substrate. The housing surrounds the substrate and the at least one secure element. The coupling structure integrally couples the at least one secure element and the housing. When at least a portion of the housing is removed, the at least one secure element is destroyed while maintaining a connection between the at least one secure element and the housing through the coupling structure, and access to secure data stored in the at least one secure element is prevented.

1. Name of the designed product: solid state disk (M.2). 2. Use of the designed product: the designed product is used for accessing data. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view.

A printed circuit board (PCB) for an electronic device assembly, such as a solid state drive (SSD), includes at least one solder mask formed from a healable dielectric material and / or conductive traces formed from a healable conductive material. Thus, the solder mask(s) and / or conductive traces may be selectively healed. The healable dielectric material may flow when heated to a repair temperature. The healable conductive material may flow upon application of a repair voltage to it. Electronic device assemblies are also disclosed, as are methods for repairing solder masks and conductive traces of the PCBs of electronic device assemblies.

Mechanisms for controlling a solid-state drive (SSD), including: determining a workload type of the SSD using a hardware processor; determining an available bandwidth of the SSD based on at least the workload type; determining a number of host requests allowed to be processed during a current time interval based at least on the available bandwidth and a target moving average of flash translation layer (FTL) relocation source bands of the SSD; determining a number of relocations allowed to be performed in the SSD during the current time interval based at least on a number of host requests that were allowed to have been processed in a previous time interval, the target moving average, and an actual moving average of FTL relocation source bands of the SSD; and controlling the SSD to process the number of host requests and perform the number of relocations during the current time interval.

The utility model discloses a solid state drive test fixture relates to solid state drive test technical field, including the object structure, and the object structure top one side evenly is equipped with a plurality of test line no.

The application discloses an anti-shock solid state disk and belongs to the technical field of solid state disks. The anti-shock solid state disk comprises a solid state disk body, a bottom plate fixed to the bottom of the solid state disk body, and an energy consumption buffer assembly. The bottom plate is movably covered on the opening of a bottom mounting cylinder. The energy consumption buffer assembly comprises a buffer cylinder, an elastic film, a support frame, a ball and a cable. The buffer cylinder is inverted in the bottom mounting cylinder, and the buffer cylinder is fixedly connected to the bottom mounting cylinder through the support frame. The elastic film is semicircular, and the convex of the elastic film is upward and fixedly arranged at the opening of the buffer cylinder. A damping buffer cavity is formed between the elastic film and the inner cavity of the buffer cylinder, and the damping buffer cavity is filled with damping liquid. The ball is installed on the inner side of the elastic film, and the upper end of the ball is fixedly connected to the bottom plate through the cable. The device can buffer the solid state disk and provide effective protection for the equipment.

This invention discloses a solid-state drive (SSD) firmware architecture system, comprising: multiple driver modules, each driver module corresponding to a type of storage chip, and the multiple driver modules are sequentially stored in non-volatile memory and share the same preset runtime memory address segment during runtime; a hardware identification module, used to obtain the type information of the storage chip currently installed in the SSD during the firmware startup phase; and a loading management module, connecting the hardware identification module and the non-volatile memory, loading the target driver module from the non-volatile memory into the preset runtime memory address segment for use by the firmware main program. Thus, by adopting firmware normalization, only a unified firmware image needs to be maintained, and different NAND / DRAM chip combinations can be adapted by loading different overlay driver modules, greatly reducing the number of firmware versions and lowering management complexity.

The application relates to the technical field of electronic equipment, and discloses a solid state disk mounting module with radiating fins, which comprises a mounting frame and a solid state disk body, the solid state disk body is located at the inner side of the mounting frame, a supporting assembly is arranged at the left side of the inner wall of the mounting frame and located at the outer side of the solid state disk body, a fixing assembly is arranged at the right side of the inner wall of the mounting frame and located at the outer side of the solid state disk body and extends to the right side of the mounting frame, a connecting frame extending to the lower side of the mounting frame is fixedly arranged at the left and right sides of the mounting frame, a radiating mechanism located at the lower side of the mounting frame is arranged between the two connecting frames, a limiting mechanism is arranged at the inner side of the connecting frame and is attached to the front side of the radiating mechanism and extends to the outer side of the connecting frame, the solid state disk mounting module with radiating fins is convenient for mounting the radiating fins by arranging the radiating mechanism and the limiting mechanism, and the dustproof mechanism and the mounting mechanism are arranged to realize the purpose of protecting the radiating fins by arranging the dustproof structure.