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    • 5. 发明授权
    • Flash memory system
    • 闪存系统
    • US09588883B2
    • 2017-03-07
    • US13455780
    • 2012-04-25
    • Jin-Ki Kim
    • Jin-Ki Kim
    • G06F12/02
    • G06F3/061G06F3/0655G06F3/0679G06F12/0246G06F2212/7201
    • A method and system for controlling an MBC configured flash memory device to store data in an SBC storage mode, or a partial MBC storage mode. In a full MBC storage mode, pages of data are programmed sequentially from a first page to an Nth page for each physical row of memory cells. Up to N virtual page addresses per row of memory cells accompany each page to be programmed for designating the virtual position of the page in the row. For SBC or partial MBC data storage, a flash memory controller issues program command(s) to the MBC memory device using less than the maximum N virtual page addresses for each row. The MBC memory device sequentially executes programming operations up to the last received virtual page address for the row.
    • 一种用于控制MBC配置的闪存设备以在SBC存储模式或部分MBC存储模式下存储数据的方法和系统。 在完整的MBC存储模式中,对于存储器单元的每个物理行,从第一页到第N页顺序编程数据页。 每行存储器单元最多有N个虚拟页面地址,每个页面被编程用于指定行中的页面的虚拟位置。 对于SBC或部分MBC数据存储,闪存控制器使用少于每行的最大N个虚拟页面地址向MBC存储器件发出程序命令。 MBC存储器件顺序地执行到行的最后接收的虚拟页地址的编程操作。
    • 8. 发明授权
    • Multiple-bit per cell (MBC) non-volatile memory apparatus and system having polarity control and method of programming same
    • 具有极性控制的多单元(MBC)非易失性存储装置和系统的编程方法相同
    • US08724382B2
    • 2014-05-13
    • US13117715
    • 2011-05-27
    • Jin-Ki KimWilliam Francis Petrie
    • Jin-Ki KimWilliam Francis Petrie
    • G11C16/04
    • G11C16/10G11C7/1006G11C11/5628G11C11/5642G11C16/26G11C29/00G11C2211/5646G11C2211/5647
    • A Multiple-bit per Cell (MBC) non-volatile memory apparatus, method, and system wherein a controller for writing/reading data to/from a memory array controls polarity of data by selectively inverting data words to maximize a number of bits to be programmed within (M−1) virtual pages and selectively inverts data words to minimize a number of bits to be programmed in an Mth virtual page where M is the number of bits per cell. A corresponding polarity control flag is set when a data word is inverted. Data is selectively inverted according the corresponding polarity flag when being read from the M virtual pages. A number of the highest threshold voltage programming states in reduced. This provides tighter distribution of programmed cell threshold voltage, reduced power consumption, reduced programming time, and enhanced device reliability.
    • 一种多比特单元(MBC)非易失性存储装置,方法和系统,其中用于向/从存储器阵列写入/读取数据的控制器通过选择性地反转数据字来控制数据的极性,以最大化位数 (M-1)个虚拟页面内编程,并选择性地反转数据字以最小化要在第M个虚拟页面中编程的位数,其中M是每个单元的位数。 当数据字反转时,设置相应的极性控制标志。 当从M个虚拟页面读取时,根据相应的极性标志选择性地反转数据。 许多最高阈值电压编程状态在减少。 这提供了编程单元阈值电压的更严格的分配,降低的功耗,减少的编程时间和增强的器件可靠性。
    • 9. 发明授权
    • Flexible memory operations in NAND flash devices
    • NAND闪存器件中灵活的存储器操作
    • US08619493B2
    • 2013-12-31
    • US13348107
    • 2012-01-11
    • Jin-Ki Kim
    • Jin-Ki Kim
    • G11C7/10
    • G11C16/08G06F12/0246G11C7/1045G11C8/08G11C8/10G11C16/0483G11C16/10G11C2216/22
    • A flash memory device having at least two bank, where the each bank has an independently configurable page size and core controller. The core controller is local to each bank, and governs memory access operations for the bank that include read, program and erase operations. Each core controller controls timing and activation of row circuits, column circuits, voltage generators, and local input/output path circuits for a corresponding memory access operation of the bank. Concurrent operations are executable in multiple banks to improve performance. Each bank has a page size that is configurable with page size configuration data such that only selected wordlines are activated in response to address data. The configuration data can be loaded into the memory device upon power up for a static page configuration of the bank, or the configuration data can be received with each command to allow for dynamic page configuration of the bank.
    • 具有至少两个存储体的闪速存储器件,其中每个存储体具有可独立配置的页面大小和核心控制器。 核心控制器是每个银行本地的,并且管理银行的存储器访问操作,包括读取,编程和擦除操作。 每个核心控制器控制行电路,列电路,电压发生器和本地输入/输出路径电路的定时和激活,用于存储体的相应存储器存取操作。 并发操作可在多个银行中执行,以提高性能。 每个银行的页面大小可配置页面大小的配置数据,以便仅响应于地址数据激活所选择的字线。 在上电时,可以将组态数据加载到存储器件中,以进行存储体的静态页面配置,或者可以通过每个命令接收配置数据以允许存储体的动态页面配置。
    • 10. 发明授权
    • Nonvolatile semiconductor memory device
    • 非易失性半导体存储器件
    • US08533405B2
    • 2013-09-10
    • US12812500
    • 2008-12-16
    • Jin-Ki KimDaniel Albert Hammond
    • Jin-Ki KimDaniel Albert Hammond
    • G06F12/00G11C11/34G11C8/00
    • G11C16/08G11C5/025G11C8/06G11C8/08G11C8/10G11C8/14G11C29/76H04L12/46
    • A nonvolatile memory having a non-power of two memory capacity is disclosed. The nonvolatile memory device includes at least one plane. The plane includes a plurality of blocks with each of the blocks divided into a number of pages and each of the blocks defined along a first dimension by a first number of memory cells for storing data, and along a second dimension of by a second number of memory cells for storing data. The nonvolatile memory has a non-power of two capacity proportionally related to a total number of memory cells in said plane. The nonvolatile memory also includes a plurality of row decoders. An at least substantially one-to-one relationship exists, in the memory device, for number of row decoders to number of pages. Each of the row decoders is configured to facilitate a read operation on an associated page of the memory device.
    • 公开了具有两个存储容量的非功率的非易失性存储器。 非易失性存储器件包括至少一个平面。 平面包括多个块,其中每个块划分成多个页面,并且每个块沿着第一维由第一数量的存储单元定义用于存储数据,并且沿着第二维度由第二数量的第二维度 用于存储数据的存储单元。 非易失性存储器具有与所述平面中的存储单元的总数成比例地相关的两个容量的非功率。 非易失性存储器还包括多个行解码器。 在存储器装置中,至少基本上一对一的关系存在多个行解码器到页数。 行解码器中的每一个被配置为便于在存储器件的相关页面上进行读取操作。