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    • 31. 发明申请
    • SEMICONDUCTOR STORAGE
    • 半导体存储
    • US20100223531A1
    • 2010-09-02
    • US12713631
    • 2010-02-26
    • Kazuhiro FUKUTOMIHideaki SatoShinichi KannoShigehiro Asano
    • Kazuhiro FUKUTOMIHideaki SatoShinichi KannoShigehiro Asano
    • H03M13/05G06F12/16G06F11/10
    • G06F11/108G06F11/1052
    • A semiconductor storage includes a receiver configured to receive a write request from a host device; a storage unit configured to hold redundancy data generation/non-generation information; a writing unit configured to write data in a semiconductor memory array and write redundancy data generation/non-generation information of the written data in the storage unit; a first data extracting unit configured to extract data whose redundancy data is not generated from among the data held by the semiconductor memory array; a first redundancy data generating unit configured to generate redundancy data; a first redundancy data writing unit configured to write the generated redundancy data in the semiconductor memory array; and a first redundancy data generation/non-generation information updating unit configured to update the redundancy data generation/non-generation information of the data whose redundancy data held by the storage unit is generated.
    • 半导体存储器包括被配置为从主机设备接收写请求的接收器; 存储单元,被配置为保存冗余数据生成/非生成信息; 写入单元,被配置为在半导体存储器阵列中写入数据,并将写入的数据的冗余数据生成/非生成信息写入存储单元中; 第一数据提取单元,被配置为从半导体存储器阵列保存的数据中提取不产生冗余数据的数据; 第一冗余数据生成单元,被配置为生成冗余数据; 第一冗余数据写入单元,被配置为将所生成的冗余数据写入所述半导体存储器阵列中; 以及第一冗余数据生成/非生成信息更新单元,被配置为更新由所述存储单元保持的冗余数据生成的数据的冗余数据生成/非生成信息。
    • 32. 发明授权
    • Semiconductor device
    • 半导体器件
    • US07733122B2
    • 2010-06-08
    • US12369522
    • 2009-02-11
    • Takashi YoshikawaShigehiro Asano
    • Takashi YoshikawaShigehiro Asano
    • G06F7/38H03K19/173
    • G06F15/7867G06F9/30156G06F9/30178G06F9/30181
    • A first operation unit stores first code information having a bit length shorter than a first set bit, receives dictionary information expressing each set bit corresponding to each code information, reads the set bit corresponding to the first code information from the dictionary information to obtain the first set bit, and further, changes setting according to the first set bit to execute any of a plurality of operations so as to obtain an operation result. A second operation unit stores second code information having a bit length shorter than a second set bit, receives the dictionary information from the first operation unit, reads the set bit corresponding to the second code information from the dictionary information to obtain the second set bit, and further, changes setting according to the second set bit so as to execute any of the operations with respect to the operation result.
    • 第一操作单元存储具有比第一设置位短的位长度的第一代码信息,接收表示与每个代码信息相对应的每个设置位的字典信息,从字典信息读取与第一代码信息对应的设置位,以获得第一代码信息 并且进一步根据第一设置位改变设置以执行多个操作中的任一个以获得操作结果。 第二操作单元存储具有比第二设定位短的位长度的第二代码信息,从第一操作单元接收字典信息,从字典信息读取对应于第二代码信息的设置位,以获得第二设置位, 并且进一步根据第二设置位进行改变设置,以便执行关于操作结果的任何操作。
    • 34. 发明授权
    • Systems and methods for manipulating entries in a command buffer using tag information
    • 使用标签信息来处理命令缓冲区中的条目的系统和方法
    • US07373444B2
    • 2008-05-13
    • US11106791
    • 2005-04-15
    • Shigehiro AsanoTsutomu Ishii
    • Shigehiro AsanoTsutomu Ishii
    • G06F13/00
    • G06F13/42
    • Systems and methods for facilitating the location of entries in a buffer where a slave device stores information related to an active transaction so that the entries can be removed if the corresponding transactions are canceled. In one embodiment, multiple master devices and multiple slave devices are coupled to a split transaction bus. When a read command is received by a target slave device, the slave device generates an acknowledgment if the slave's command buffer has available entries, or a retry reply if the slave's command buffer is full. The acknowledgment includes a tag which is an index to the buffer location in which the command is stored. If a combined response to the command which is received by the slave device is a retry, the tag, which is included therein, is used by the slave to clear the command from its command buffer.
    • 用于促进在缓冲器中的条目的位置的系统和方法,其中从设备存储与活动事务相关的信息,使得如果对应的事务被取消,则可以移除条目。 在一个实施例中,多个主设备和多个从设备耦合到分离事务总线。 当目标从设备接收到读命令时,如果从站的命令缓冲区有可用条目,则从站设备生成一个确认,或者如果从站的命令缓冲区已满,则重试应答。 该确认包括作为其中存储命令的缓冲器位置的索引的标签。 如果对由从设备接收到的命令的组合响应是重试,则被包括在其中的标签被从机用来从其命令缓冲器中清除该命令。
    • 35. 发明申请
    • Semiconductor device
    • 半导体器件
    • US20070245131A1
    • 2007-10-18
    • US11727134
    • 2007-03-23
    • Takashi YoshikawaShigehiro AsanoYutaka Yamada
    • Takashi YoshikawaShigehiro AsanoYutaka Yamada
    • G06F15/00
    • G06F15/7867
    • A semiconductor device for performing data processing by performing a plurality of computations in cycles includes a pipeline formed by connecting a plurality of computing units in series, each of the computing units including: a data line for receiving data; a control line for receiving a rule signal; a circuit information control unit configured to store, before data processing, several circuit information items, and to output a first one of the several circuit information items according to the rule signal received via the control line in a first cycle of the data processing; a processing element configured to construct an execution circuit according to the first circuit information item, to perform a computation using data from the data line, and to output a computation result; a data register for storing the computation result, and for outputting the computation result in a second cycle; and a control register for storing the rule signal and for outputting the rule signal in the second cycle. The semiconductor further includes a controller configured to control output timing of the rule signal to the control line of a first-stage one of the computing units in the pipeline and to control output timing of the data to the data line of the first-stage computing unit in the first cycle, so that the plurality of computing units are operated as a pipeline.
    • 用于通过循环执行多个计算来执行数据处理的半导体装置包括通过串联连接多个计算单元而形成的流水线,每个计算单元包括:用于接收数据的数据线; 用于接收规则信号的控制线; 电路信息控制单元,被配置为在数据处理之前存储几个电路信息项,并且在数据处理的第一周期中根据经由控制线接收的规则信号来输出多个电路信息项中的第一个; 处理元件,被配置为构成根据第一电路信息项的执行电路,以使用来自数据线的数据执行计算,并输出计算结果; 数据寄存器,用于存储所述计算结果,并用于在第二周期中输出所述计算结果; 以及用于存储规则信号并在第二周期中输出规则信号的控制寄存器。 半导体还包括控制器,被配置为控制规则信号的输出定时到流水线中的计算单元的第一级的控制线,并且控制数据到第一级计算的数据线的输出定时 单元,使得多个计算单元作为流水线操作。
    • 38. 发明授权
    • High speed logic simulation system using time division emulation
suitable for large scale logic circuits
    • 高速逻辑仿真系统采用适合大规模逻辑电路的时分仿真
    • US5572710A
    • 1996-11-05
    • US120220
    • 1993-09-13
    • Shigehiro AsanoShouzou IsobeJiro AmemiyaHirofumi Muratani
    • Shigehiro AsanoShouzou IsobeJiro AmemiyaHirofumi Muratani
    • G06F17/50G06F17/00G06F9/455
    • G06F17/5027G06F17/5022Y10S706/92Y10S706/921
    • A logic simulation system capable of handling a very large scale circuit while realizing a high speed simulation by retaining the parallelism of the simulation targets. The system includes: a host computer having data of the simulation target divided into a plurality of sections defining different simulation phases to be executed sequentially in time division; an emulator for emulating the simulation target, including: a plurality of programmable emulation chips for mapping the simulation target, each emulation chip having a memory with a plurality of memory banks provided in correspondence to the plurality of sections for registering mapping data specifying a function to be realized by each emulation chip in emulating each of the plurality of sections; a programmable network for interconnecting the plurality of emulation chips; and an emulation control unit for controlling the plurality of emulation chips and the network by sequentially switching the memory banks of the memory of each emulation chip and changing connections among the plurality of emulation chips provided by the network in emulating each of the plurality of sections; and an interface unit for interfacing the host computer and the emulator.
    • 一种逻辑仿真系统,能够通过保持模拟目标的并行性实现高速仿真,处理大规模电路。 该系统包括:具有模拟目标的数据的主计算机,被划分为定义不同模拟阶段的多个部分,以便按时间顺序执行; 用于仿真所述模拟目标的仿真器,包括:用于映射所述模拟目标的多个可编程仿真芯片,每个仿真芯片具有存储器,所述存储器具有与所述多个部分对应地设置的多个存储体,用于将指定功能的映射数据注册到 每个仿真芯片在模拟多个部分中的每个部分时实现; 用于互连所述多个仿真芯片的可编程网络; 以及仿真控制单元,用于通过顺序地切换每个仿真芯片的存储器的存储器并且改变由所述网络提供的所述多个仿真芯片中的模拟所述多个部分中的每一个的连接,来控制所述多个仿真芯片和所述网络; 以及用于连接主计算机和仿真器的接口单元。