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    • 4. 发明申请
    • PROGRAMMING NON-VOLATILE STORAGE WITH SYNCHONIZED COUPLING
    • 编程具有同步耦合的非易失性存储
    • US20110286265A1
    • 2011-11-24
    • US12785636
    • 2010-05-24
    • Nima MokhlesiHenry ChinMasaaki Higashitani
    • Nima MokhlesiHenry ChinMasaaki Higashitani
    • G11C16/04
    • G11C11/5628G11C16/0483G11C16/10
    • A process for programming non-volatile storage is able to achieve faster programming speeds and/or more accurate programming through synchronized coupling of neighboring word lines. The process for programming includes raising voltages for a set of word lines connected a group of connected non-volatile storage elements. The set of word lines include a selected word line, unselected word lines that are adjacent to the selected word line and other unselected word lines. After raising voltages for the set of word lines, the process includes raising the selected word line to a program voltage and raising the unselected word lines that are adjacent to the selected word line to one or more voltage levels concurrently with the raising the selected word line to the program voltage. The program voltage causes at least one of the non-volatile storage elements to experience programming.
    • 用于编程非易失性存储器的过程能够通过相邻字线的同步耦合来实现更快的编程速度和/或更精确的编程。 编程过程包括为连接一组连接的非易失性存储元件的一组字线提升电压。 所述字线组包括所选择的字线,与所选字线和其它未选字线相邻的未选字线。 在提高该组字线的电压之后,该处理包括将所选择的字线升高到编程电压,并将与所选择的字线相邻的未选字线与提升所选择的字线同时提高到一个或多个电压电平 到程序电压。 程序电压使至少一个非易失性存储元件经历编程。
    • 6. 发明申请
    • Programming Memory With Reduced Pass Voltage Disturb And Floating Gate-To-Control Gate Leakage
    • 编程存储器具有降低的通过电压干扰和浮动栅极控制栅极泄漏
    • US20110032757A1
    • 2011-02-10
    • US12536127
    • 2009-08-05
    • Deepanshu DuttaHenry Chin
    • Deepanshu DuttaHenry Chin
    • G11C16/04G11C7/10G11C16/06
    • G11C16/0483G11C11/5628G11C16/3418G11C16/3427
    • Program disturb is reduced in a non-volatile storage system by programming storage elements on a selected word line WLn in separate groups, according to the state of their WLn−1 neighbor storage element, and applying an optimal pass voltage to WLn−1 for each group. Initially, the states of the storage elements on WLn−1 are read. A program iteration includes multiple program pulses. A first program pulse is applied to WLn while a first pass voltage is applied to WLn−1, a first group of WLn storage elements is selected for programming, and a second group of WLn storage elements is inhibited. Next, a second program pulse is applied to WLn while a second pass voltage is applied to WLn−1, the second first group of WLn storage elements is selected for programming, and the first group of WLn storage elements is inhibited. A group can include one or more data states.
    • 根据其WLn-1相邻存储元件的状态,通过在分离的组中对所选字线WLn上的存储元件进行编程来对非易失性存储系统中的程序干扰进行减少,并且对于每一个,向WLn-1施加最佳的通过电压 组。 最初,读取WLn-1上的存储元件的状态。 程序迭代包括多个程序脉冲。 当向WLn-1施加第一通过电压时,将第一编程脉冲施加到WLn,选择第一组WLn存储元件进行编程,并且禁止第二组WLn存储元件。 接下来,向WLn施加第二编程脉冲,同时将第二通过电压施加到WLn-1,选择第二组WLn存储元件进行编程,并且禁止第一组WLn存储元件。 组可以包括一个或多个数据状态。
    • 8. 发明申请
    • Soft bit data transmission for error correction control in non-volatile memory
    • 软比特数据传输用于非易失性存储器中的纠错控制
    • US20080244338A1
    • 2008-10-02
    • US11694947
    • 2007-03-31
    • Nima MokhlesiHenry ChinDengtao Zhao
    • Nima MokhlesiHenry ChinDengtao Zhao
    • G11C29/00
    • G06F11/1068G11C2029/0411
    • Data stored in non-volatile storage is decoded using iterative probabilistic decoding. An error correcting code such as a low density parity check code may be used. In one approach, initial reliability metrics, such as logarithmic likelihood ratios, are used in decoding sensed states of a set of non-volatile storage element. The decoding attempts to converge by adjusting the reliability metrics for bits in code words which represent the sensed state. Soft data bits are read from the memory if the decoding fails to converge. Initial reliability metric values are provided after receiving the hard read results and at each phase of the soft bit operation(s). In one embodiment, a second soft bit is read from the memory using multiple subsets of soft bit compare levels. While reading at the second subset of compare levels, decoding can be performed based on the first subset data.
    • 使用迭代概率解码对存储在非易失性存储器中的数据进行解码。 可以使用诸如低密度奇偶校验码的纠错码。 在一种方法中,初始可靠性度量(诸如对数似然比)被用于解码一组非易失性存储元件的感测状态。 解码通过调整表示感测状态的码字中的比特的可靠性度量来尝试收敛。 如果解码失败,则从存储器读取软数据位。 在接收到硬读取结果之后和在软位操作的每个阶段提供初始可靠性度量值。 在一个实施例中,使用软比特比较级的多个子集从存储器读取第二软比特。 当在比较级的第二子集读取时,可以基于第一子集数据执行解码。
    • 10. 发明授权
    • Configuration of a single point bus arbitration scheme using on-chip
arbiters
    • 使用片上仲裁器配置单点总线仲裁方案
    • US06076127A
    • 2000-06-13
    • US744812
    • 1996-11-06
    • Henry ChinGeorge Totolos, Jr.
    • Henry ChinGeorge Totolos, Jr.
    • G06F13/364B41B15/00G06F13/00G06F13/40G06F13/42
    • G06F13/364
    • A method and apparatus for configuring a single point arbitration scheme for a commonly accessed communication bus using bus master devices with arbitration control circuitry included therein. Bus master devices including arbitration control circuitry may be connected to an arbitration control bus over which signals for arbitrating control to the commonly accessed communications bus are provided. During a configuration mode of operation, the same connections to the arbitration control bus provide signals which are decoded at each bus master device to provide a configuration status which indicates whether other bus master devices requiring arbitration are connected to the arbitration control bus and whether the arbitration control circuitry included on the particular device will be enabled to perform the arbitration. Accordingly, single point arbitration of a commonly accessed bus is configured without adding an external arbiter circuit to the bus system or otherwise increasing the I/O requirements of the bus master devices.
    • 一种用于使用其中包括仲裁控制电路的总线主设备来配置用于共同访问的通信总线的单点仲裁方案的方法和装置。 包括仲裁控制电路的总线主设备可以连接到仲裁控制总线,通过该仲裁控制总线提供用于仲裁控制到共同访问的通信总线的信号。 在配置操作模式下,与仲裁控制总线的相同连接提供在每个总线主设备处解码的信号,以提供配置状态,该配置状态指示需要仲裁的其他总线主设备是否连接到仲裁控制总线以及是否仲裁 包括在特定设备上的控制电路将被执行仲裁。 因此,配置普通访问总线的单点仲裁,而不需要向总线系统添加外部仲裁器电路,或以其他方式增加总线主器件的I / O要求。