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    • 42. 发明申请
    • Systems for alternate row-based reading and writing for non-volatile memory
    • 用于非易失性存储器的替代行读和写的系统
    • US20070153577A1
    • 2007-07-05
    • US11321346
    • 2005-12-29
    • Daniel Guterman
    • Daniel Guterman
    • G11C16/04G11C11/34
    • G11C11/5628G11C11/5642G11C16/3418G11C2211/5622
    • A set of storage elements is programmed beginning with a word line WLn adjacent a select gate line for the set. After programming the first word line, the next word line WLn+1 adjacent to the first word line is skipped and the next word line WLn+2 adjacent to WLn+1 is programmed. WLn+1 is then programmed. Programming continues according to the sequence {WLn+4, WLn+3, WLn+6, WLn+5, . . . } until all but the last word line for the set have been programmed. The last word line is then programmed. By programming in this manner, some of the word lines of the set (WLn+1, WLn+3, etc.) have no subsequently programmed neighboring word lines. The memory cells of these word lines will not experience any floating gate to floating gate coupling threshold voltage shift impact due to subsequently programmed neighboring memory cells. The word lines having no subsequently programmed neighbors are read without using offsets or compensations based on neighboring memory cells. The other word lines are read using compensations based on data states within both subsequently programmed neighboring word lines.
    • 一组存储元件从与集合的选择栅极线相邻的字线WLn开始被编程。 在对第一字线进行编程之后,跳过与第一字线相邻的下一个字线WLn + 1,并对与WLn + 1相邻的下一个字线WLn + 2进行编程。 然后编程WLn + 1。 根据序列{WLn + 4,WLn + 3,WLn + 6,WLn + 5,..., 。 。 }直到所有集合的最后一个字线都被编程为止。 然后编程最后一个字线。 通过以这种方式进行编程,组(WLn + 1,WLn + 3等)的一些字线没有随后编程的相邻字线。 这些字线的存储单元将不会经历由于随后编程的相邻存储单元而产生的任何漂浮栅极与浮栅耦合阈值电压偏移的影响。 在不使用基于相邻存储器单元的偏移或补偿的情况下读取没有随后编程的邻居的字线。 使用基于随后编程的相邻字线内的数据状态的补偿来读取其他字线。
    • 43. 发明申请
    • Non-Volatile Memory With Improved Programming and Method Therefor
    • 非易失性存储器具有改进的编程及其方法
    • US20070091681A1
    • 2007-04-26
    • US11562286
    • 2006-11-21
    • Geoffrey GongwerDaniel Guterman
    • Geoffrey GongwerDaniel Guterman
    • G11C16/04G11C11/34
    • G11C16/3459G11C11/5628G11C16/10G11C16/12G11C16/3454G11C16/3481G11C2211/5621
    • Non-volatile memory that has non-volatile charge storing capability such as EEPROM and flash EEPROM is programmed by a programming system that applies to a plurality of memory cells in parallel. Enhanced performance is achieved by programming each cell to its target state with a minimum of programming pulses using a data-dependent programming voltage. Further improvement is accomplished by performing the programming operation in multiphase where each successive phase is executed with a finer programming resolution such as employing a programming voltage with a gentler staircase waveform. These features allow rapid and accurate convergence to the target states for the group of memory cells being programmed in parallel, thereby allowing each cell to store several bits of information without sacrificing performance.
    • 具有诸如EEPROM和闪存EEPROM的非易失性电荷存储能力的非易失性存储器由并行应用于多个存储器单元的编程系统来编程。 通过使用数据相关的编程电压以最小的编程脉冲将每个单元编程到其目标状态来实现增强的性能。 通过执行多阶段中的编程操作来实现进一步的改进,其中每个连续相以更精细的编程分辨率执行,例如采用具有较温和的阶梯波形的编程电压。 这些特征允许对并行编程的存储器单元组的目标状态进行快速和准确的收敛,从而允许每个单元存储几位信息而不牺牲性能。
    • 44. 发明申请
    • Removable Mother/Daughter Peripheral Card
    • 可拆卸的母亲/女儿外围卡
    • US20070016704A1
    • 2007-01-18
    • US11463139
    • 2006-08-08
    • Eliyahou HarariDaniel GutermanRobert Wallace
    • Eliyahou HarariDaniel GutermanRobert Wallace
    • G06F13/12
    • G06F13/4068G06K19/07741H05K5/0265H05K5/0282
    • A peripheral card having a Personal Computer (“PC”) card form factor and removably coupled externally to a host system is further partitioned into a mother card portion and a daughter card portion. The daughter card is removably coupled to the mother card. In the preferred embodiment, a low cost flash “floppy” is accomplished with the daughter card containing only flash EEPROM chips and being controlled by a memory controller residing on the mother card. Other aspects of the invention includes a comprehensive controller on the mother card able to control a predefined set of peripherals on daughter cards connectable to the mother card; relocation of some host resident hardware to the mother card to allow for a minimal host system; a mother card that can accommodate multiple daughter cards; daughter cards that also operates directly with hosts having embedded controllers; daughter cards carrying encoded data and information for decoding it; and daughter cards with security features.
    • 具有个人计算机(“PC”)卡形状因子并且可拆卸地耦合到主机系统外部的外围卡进一步被划分为母卡部分和子卡部分。 子卡可拆卸地耦合到母卡。 在优选实施例中,低成本闪存“软盘”是通过仅包含快闪EEPROM芯片的子卡并由驻留在母卡上的存储器控​​制器来控制的。 本发明的其它方面包括:母卡上的综合控制器,其能够控制可连接到母卡的子卡上的预定义的一组外围设备; 将一些主机驻地硬件重定位到母卡以允许最小的主机系统; 可容纳多张子卡的母卡; 子卡也直接与具有嵌入式控制器的主机操作; 携带编码数据的子卡和用于解码的信息; 和具有安全功能的子卡。
    • 47. 发明申请
    • Boosting to control programming of non-volatile memory
    • 促进控制非易失性存储器的编程
    • US20050248988A1
    • 2005-11-10
    • US10839764
    • 2004-05-05
    • Daniel GutermanNima MokhlesiYupin Fong
    • Daniel GutermanNima MokhlesiYupin Fong
    • G11C11/34G11C16/04G11C16/12G11C16/30G11C16/34
    • G11C16/0483G11C16/12G11C16/30G11C16/3418G11C16/3427G11C16/3454G11C16/3459
    • A system is disclosed for programming non-volatile memory with greater precision. In one embodiment, the system includes applying a first phase of a boosting signal to one or more unselected word lines for a set of NAND strings, applying a programming level to selected bit lines of the NAND strings while applying the first phase of the boosting signal, and applying an inhibit level to unselected bit lines of the NAND strings while applying the first phase of the boosting signal. Subsequently, a second phase of the boosting signal is applied to the one or more unselected word lines and the signal(s) on the selected bit lines are changed by applying the inhibit level to the selected bit lines so that NAND strings associated with the selected bit lines will be boosted by the second phase of the boosting signal. A program voltage signal is applied to a selected word line in order to program storage elements connected to the selected word line.
    • 公开了一种更精确地编程非易失性存储器的系统。 在一个实施例中,该系统包括将一个升压信号的第一相位应用于一组NAND串的一个或多个未选字线,将编程电平施加到NAND串的选定位线,同时施加升压信号的第一相位 并且在施加升压信号的第一相位时将禁止电平施加到NAND串的未选位线。 随后,将升压信号的第二相位施加到一个或多个未选字线,并且通过将所述禁止电平施加到所选择的位线来改变所选位线上的信号,使得与所选择的位线相关联的NAND串 位线将由升压信号的第二阶段提升。 将程序电压信号施加到所选择的字线,以便编程连接到所选字线的存储元件。
    • 48. 发明申请
    • Programming inhibit for non-volatile memory
    • 对非易失性存储器进行编程禁止
    • US20050226055A1
    • 2005-10-13
    • US10823421
    • 2004-04-13
    • Daniel Guterman
    • Daniel Guterman
    • G11C16/12G11C16/04
    • G11C16/12
    • A non-volatile memory system is programmed so as to reduce or avoid program disturb. In accordance with one embodiment, the storage elements of a NAND string are partitioned into at least two regions. A first boosting voltage is applied to the first region of the string while a second larger boosting voltage is applied to the second region. The first region includes the addressed row or selected word line for programming. The boosting voltages are applied to the NAND strings of a block while the NAND strings are being inhibited from programming. In this manner, the second boosting voltage can be made larger without inducing program disturb on the memory cells receiving the larger boosting voltage. The boosted voltage potentials of the NAND string channels are trapped within the first region by lowering the boosting voltage on one or more bounding rows. The second boosting voltage is then lowered and data is applied to the bit lines of the NAND strings to select the appropriate strings for programming. The trapped voltage potential discharges or remains in the boosted state for programming depending on whether a string is selected for programming or is to remain inhibited from programming.
    • 编程非易失性存储器系统以减少或避免编程干扰。 根据一个实施例,NAND串的存储元件被划分成至少两个区域。 第一升压电压被施加到串的第一区域,而第二较大升压电压施加到第二区域。 第一个区域包括用于编程的寻址行或所选字线。 当NAND串被禁止编程时,升压电压被施加到块的NAND串。 以这种方式,可以使第二升压电压更大,而不会对接收到较大升压电压的存储单元造成编程干扰。 通过降低一个或多个边界行上的升压电压,NAND串通道的升压电压被捕获在第一区域内。 然后降低第二升压电压,并将数据施加到NAND串的位线,以选择适当的编程串。 被捕获的电压电位放电或保持在升压状态以进行编程,这取决于是否选择一个串来进行编程,或者被禁止编程。