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    • 3. 发明授权
    • Memory device
    • 内存设备
    • US09075742B2
    • 2015-07-07
    • US13360989
    • 2012-01-30
    • Masaya TaruiTatsunori KanaiYutaka YamadaHideki Yoshida
    • Masaya TaruiTatsunori KanaiYutaka YamadaHideki Yoshida
    • G11C29/00G06F11/10G11C29/04
    • G06F11/1048G11C2029/0411
    • According to one embodiment, a memory device comprises a writing device that writes data bits, check bits for error corrections, and overhead bit(s) into a memory, each bit of the overhead bit(s) corresponding to each group of bit group(s) including at least one bit of the data bits and/or the check bits, each bit of the overhead bit(s) indicating whether the corresponding bit group has been inverted, a reading unit that reads the data bits, the check bits, and the overhead bit(s) from the memory, a correcting unit that corrects an error in the data bits and overhead bit(s) read from the memory, based on the check bits, and an inverting unit that inverts the data bits contained in the bit group corresponding to the overhead bit and outputs the inverted data bits as data read from the memory when the error-corrected overhead bit indicates that inversion has been performed.
    • 根据一个实施例,存储器件包括写数据位,用于纠错的校验位和开销位到存储器中的写入设备,每个比特组对应于每组比特组( s)包括数据位和/或校验位的至少一位,开销位的每个位表示相应的位组是否已被反相,读取单元读取数据位,校验位, 以及来自存储器的开销位,校正单元,其基于校验位校正从存储器读取的数据位和开销位中的错误,以及反相单元,其将包含在存储器中的数据位反相 所述比特组对应于所述开销比特,并且当所述经纠错的开销比特指示已经执行了反转时,将所述反相的数据比特作为从所述存储器读取的数据输出。
    • 4. 发明授权
    • Semiconductor device and memory protection method
    • 半导体器件和存储器保护方法
    • US08892810B2
    • 2014-11-18
    • US13399185
    • 2012-02-17
    • Hiroto NakaiTatsunori KanaiKenichi Maeda
    • Hiroto NakaiTatsunori KanaiKenichi Maeda
    • G06F12/02G06F9/54
    • G06F9/524G06F9/544G06F12/0246
    • According to one embodiment, a semiconductor device includes a processor, and a memory device. The memory device has a nonvolatile semiconductor storage device and is configured to serve as a main memory for the processor. When the processor executes a plurality of programs, the processor manages pieces of information required to execute the programs as worksets for the respective programs, and creates tables, which hold relationships between pieces of information required for the respective worksets and addresses of the pieces of information in the memory device, for the respective worksets. The processor accesses to the memory device with reference to the corresponding tables for the respective worksets.
    • 根据一个实施例,半导体器件包括处理器和存储器件。 存储器件具有非易失性半导体存储器件,并且被配置为用作处理器的主存储器。 当处理器执行多个程序时,处理器管理作为各个程序的工作流程执行程序所需的信息,并创建表,其保持各工作组所需的信息和各条信息的地址之间的关系 在存储器件中,用于各个工作台。 处理器参考相应工作台的相应表访问存储器件。
    • 8. 发明授权
    • Cache memory, computer system and memory access method
    • 缓存,计算机系统和内存访问方式
    • US08381072B2
    • 2013-02-19
    • US13584182
    • 2012-08-13
    • Tatsunori KanaiYutaka Yamada
    • Tatsunori KanaiYutaka Yamada
    • H03M13/00
    • G06F11/1064
    • A cache memory has a data holding unit having multiple cache lines each of which includes an address area, a data area and a dirty bit, and a controller which is given read data and a correction execution signal indicating whether or not error correction has been performed for the read data, the read data has been read from a memory storing error-correction-coded data, which also stores address information corresponding to the read data into the address area of any one of the multiple cache lines, stores the read data into the data area, and sets a predetermine value as the dirty bit on the basis of the correction execution signal.
    • 高速缓冲存储器具有数据保持单元,该数据保持单元具有多个高速缓存线,每条高速缓存行包括地址区,数据区和脏位,以及给予读取数据的控制器和指示是否执行了纠错的校正执行信号 对于读取数据,读取数据已从存储错误校正编码数据的存储器中读出,该数据还将与读取数据相对应的地址信息存储到多个高速缓存行中的任一个的地址区域中,将读取的数据存储到 数据区域,并且基于校正执行信号将预定值设置为脏位。
    • 9. 发明申请
    • STORAGE DEVICE MANAGEMENT DEVICE AND METHOD FOR MANAGING STORAGE DEVICE
    • 存储设备管理设备和用于管理存储设备的方法
    • US20120246397A1
    • 2012-09-27
    • US13491824
    • 2012-06-08
    • Hiroto NAKAITatsunori Kanai
    • Hiroto NAKAITatsunori Kanai
    • G06F12/02G06F12/00
    • G06F12/0638
    • According to one embodiment, a storage device management device is connected to a random access memory and a first storage device. When the random access memory includes a free region sufficient to store write data, the write data is stored onto the random access memory. Data on the random access memory selected in the descending order of elapsed time from the last access is sequentially copied onto the first storage device, and a region in the random access memory which has stored the copied data is released. When stored on the random access memory, the read data is read from the random access memory to the processor. When stored on the first storage device, the read data is copied onto the random access memory and read from the random access memory to the processor.
    • 根据一个实施例,存储设备管理设备连接到随机存取存储器和第一存储设备。 当随机存取存储器包括足以存储写入数据的空闲区域时,写入数据被存储到随机存取存储器中。 按照从最后访问经过的时间的降序选择的随机存取存储器上的数据被顺序复制到第一存储设备上,并且释放存储了复制数据的随机存取存储器中的区域。 当存储在随机存取存储器中时,将读取的数据从随机存取存储器读取到处理器。 当存储在第一存储设备上时,将读取的数据复制到随机存取存储器中并从随机存取存储器读取到处理器。
    • 10. 发明申请
    • MEMORY DEVICE
    • 内存设备
    • US20120131418A1
    • 2012-05-24
    • US13360989
    • 2012-01-30
    • Masaya TaruiTatsunori KanaiYutaka YamadaHideki Yoshida
    • Masaya TaruiTatsunori KanaiYutaka YamadaHideki Yoshida
    • G11C29/52G06F11/10
    • G06F11/1048G11C2029/0411
    • According to one embodiment, a memory device comprises a writing device that writes data bits, check bits for error corrections, and overhead bit(s) into a memory, each bit of the overhead bit(s) corresponding to each group of bit group(s) including at least one bit of the data bits and/or the check bits, each bit of the overhead bit(s) indicating whether the corresponding bit group has been inverted, a reading unit that reads the data bits, the check bits, and the overhead bit(s) from the memory, a correcting unit that corrects an error in the data bits and overhead bit(s) read from the memory, based on the check bits, and an inverting unit that inverts the data bits contained in the bit group corresponding to the overhead bit and outputs the inverted data bits as data read from the memory when the error-corrected overhead bit indicates that inversion has been performed.
    • 根据一个实施例,存储器件包括写数据位,用于纠错的校验位和开销位到存储器中的写入设备,每个比特组对应于每组比特组( s)包括数据位和/或校验位的至少一位,开销位的每个位表示相应的位组是否已被反相,读取单元读取数据位,校验位, 以及来自存储器的开销位,校正单元,其基于校验位校正从存储器读取的数据位和开销位中的错误,以及反相单元,其将包含在存储器中的数据位反相 所述比特组对应于所述开销比特,并且当所述经纠错的开销比特指示已经执行了反转时,将所述反相的数据比特作为从所述存储器读取的数据输出。