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    • 1. 发明专利
    • Transmission method, transmission circuit, and transmission system
    • 传输方式,传输电路和传输系统
    • JP2009206958A
    • 2009-09-10
    • JP2008048313
    • 2008-02-28
    • Elpida Memory IncNec Corpエルピーダメモリ株式会社日本電気株式会社
    • SAITO HIDEAKIIKEDA HIROAKI
    • H04L25/49H04L25/493
    • H04L25/4906
    • PROBLEM TO BE SOLVED: To reduce a number of charging and discharging of wiring between chips per one clock cycle to reduce a consumption power without using multi power sources, such as a multi potential transmission, and without using a high speed clock or a high speed delay control required for the pulse width modulation data transmission system.
      SOLUTION: In a transmission side chip 30, a counter 34 outputs a count value obtained by up-counting the eight-multiplied clock CK8 of a clock CLK to a digital comparator 35. The digital comparator 35 outputs a high level signal when the counter value is equal to or more than a value of 3-bit transmitted data from flipflops 31 to 33. A selector 37 outputs a wave-like signal which performs amplitude transition once in rising or falling during one clock cycle. An output buffer 38 outputs the signal output from the selector 37 to an exterior penetrating wiring 50 of the transmission side chip 30.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了减少每个时钟周期的芯片之间的布线的充电和放电的数量,以降低功耗而不使用多电源,例如多电位传输,并且不使用高速时钟或 脉宽调制数据传输系统所需的高速延迟控制。 解决方案:在发送侧芯片30中,计数器34将通过将时钟CLK的八倍时钟CK8向上计数而获得的计数值输出到数字比较器35。数字比较器35输出高电平信号 计数器值等于或大于来自触发器31至33的3位发送数据的值。选择器37输出在一个时钟周期期间在上升或下降中执行幅度转换一次的波形信号。 输出缓冲器38将从选择器37输出的信号输出到发送侧芯片30的外部穿透布线50.版权所有(C)2009,JPO&INPIT
    • 3. 发明专利
    • Semiconductor device
    • 半导体器件
    • JP2008140220A
    • 2008-06-19
    • JP2006326746
    • 2006-12-04
    • Elpida Memory IncNec Corpエルピーダメモリ株式会社日本電気株式会社
    • SAITO HIDEAKIIKEDA HIROAKI
    • G06F12/06G06F12/00G11C11/401
    • G06F13/1647G06F13/1684G11C7/10G11C7/1075G11C8/04
    • PROBLEM TO BE SOLVED: To provide a semiconductor device suppressing deterioration of transfer efficiency of data by changing over between a writing command and a reading command and issuing them to different banks without a latency time to allow bank interleaving operation.
      SOLUTION: This semiconductor device has: a memory chip provided with a plurality of banks each including at least one memory cell; and a logic chip. A data bus for transmitting/receiving writing data and reading data between the bank and the logic chip is provided corresponding to the bank. The logic chip is provided with: a writing data bus for sending the writing data to the memory chip through the data bus; a reading data bus for receiving the reading data from the memory chip through the data bus; and a switch connecting the writing data bus or the reading data bus to the data bus connected to the bank corresponding to the writing command or the reading command to the bank.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 解决的问题:提供一种半导体器件,通过在写入命令和读取命令之间切换并且将其发布到不同的存储体而不延迟等待时间来抑制数据的传输效率的劣化,从而允许存储体交错操作。 解决方案:该半导体器件具有:具有多个存储体的存储器芯片,每个存储单元包括至少一个存储单元; 和逻辑芯片。 与银行对应地设置用于在存储体和逻辑芯片之间发送/接收写入数据和读取数据的数据总线。 逻辑芯片设有:写入数据总线,用于通过数据总线将写入数据发送到存储器芯片; 读取数据总线,用于通过数据总线从存储器芯片接收读取数据; 以及将写入数据总线或读取数据总线连接到与写入命令对应的存储体的数据总线或读取命令的开关。 版权所有(C)2008,JPO&INPIT
    • 4. 发明专利
    • Semiconductor chip and semiconductor device
    • 半导体芯片和半导体器件
    • JP2006190761A
    • 2006-07-20
    • JP2005000591
    • 2005-01-05
    • Elpida Memory IncNec Corpエルピーダメモリ株式会社日本電気株式会社
    • SAITO HIDEAKIHAGIWARA YASUHIKOIKEDA HIROAKI
    • H01L23/52H01L21/3205H01L21/822H01L21/8234H01L25/065H01L25/07H01L25/18H01L27/04H01L27/088H01L27/10
    • H01L29/945H01L23/481H01L2924/0002H01L2924/00
    • PROBLEM TO BE SOLVED: To provide a semiconductor chip and a semiconductor device capable of speeding up signal transmission and preventing an increase in power consumption during the signal transmission by reducing parasitic capacitance between a wire and a semiconductor substrate. SOLUTION: The semiconductor device is provided with the semiconductor substrate, the wire at least partially embedded in the substrate to serve as a current path in which a current flows depending on a transmitted signal, an insulation film for covering a region of the wire embedded in the semiconductor substrate, and a means for applying a bias voltage to the substrate or the wire to form a depletion layer extending from an interface with the insulation film in the semiconductor substrate. Alternatively, a semiconductor layer with a different conductivity type from that of the semiconductor substrate is provided which is formed in the semiconductor substrate to surround the insulation film. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种半导体芯片和半导体器件,其能够加速信号传输,并且通过减少线和半导体衬底之间的寄生电容来防止信号传输期间的功耗增加。 解决方案:半导体器件设置有半导体衬底,线至少部分地嵌入在衬底中,用作电流路径,其中电流根据透射信号流动,用于覆盖所述半导体衬底的区域的绝缘膜 埋设在半导体衬底中的线,以及用于向衬底或线施加偏置电压以形成从半导体衬底中的绝缘膜的界面延伸的耗尽层的装置。 或者,提供具有与半导体衬底不同的导电类型的半导体层,其形成在半导体衬底中以围绕绝缘膜。 版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Integration device, memory allocation method and program
    • 集成设备,存储器分配方法和程序
    • JP2012008747A
    • 2012-01-12
    • JP2010143245
    • 2010-06-24
    • Nec Corp日本電気株式会社
    • SAITO HIDEAKI
    • G06F12/06G06F12/00G11C11/41H01L21/822H01L27/04
    • H01L2924/0002Y02D10/13H01L2924/00
    • PROBLEM TO BE SOLVED: To provide a memory allocation method that reduces power consumption.SOLUTION: An integration device includes: memory composed of memory macros 201-203 having a different capacity; and a semiconductor device storing, in the memory macro 201 whose capacity is smaller than the other memory macros 202 and 203 among the memory macros 201-203, data having a high frequency of write and/or read. A data processing device connected to the memory macros executes a sequence of instructions in a machine language that is finally converted from a high-level language program coded so as to allocate the data having a high frequency of write and/or read to the specific memory macro 201 on a priority basis.
    • 要解决的问题:提供降低功耗的存储器分配方法。 集成装置包括:由具有不同容量的存储器宏201-203组成的存储器; 以及半导体器件,其在存储器宏201中存储容量小于存储器宏201-203中的其他存储器宏202和203的数据,具有高写入和/或读取频率的数据。 连接到存储器宏的数据处理设备执行机器语言的指令序列,其最终从被编码的高级语言程序转换,以便将具有高写入和/或读取频率的数据分配给特定存储器 宏201优先。 版权所有(C)2012,JPO&INPIT
    • 10. 发明专利
    • Programmable device circuit
    • 可编程器件电路
    • JP2011146944A
    • 2011-07-28
    • JP2010006410
    • 2010-01-15
    • Nec Corp日本電気株式会社
    • SAITO HIDEAKI
    • H03K19/177H01L21/82H03K19/096
    • PROBLEM TO BE SOLVED: To provide a programmable device circuit which operates at high seed by minimizing a data transfer time of a switch node.
      SOLUTION: A plurality of switch nodes 100 individually connected to a plurality of circuit blocks disposed in a two-dimensional array shape, are interconnected to form a two-dimensional freely variable connection network. Each of the switch nodes 100 is comprised of a precharge logic circuit which carries out a precharging operation in parallel while a circuit block performs data output. The precharge logic circuit requires much time for the precharging operation, thereby shortening a data transfer time. The precharge time overlaps a data output time of the circuit block, thereby avoiding a time loss.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供通过最小化交换节点的数据传送时间来在高种子操作的可编程设备电路。 解决方案:分别连接到以二维阵列形状设置的多个电路块的多个开关节点100互连,以形成二维可自由变化的连接网络。 每个开关节点100包括预充电逻辑电路,其在电路块执行数据输出时并行地执行预充电操作。 预充电逻辑电路需要很多时间进行预充电操作,从而缩短数据传输时间。 预充电时间与电路块的数据输出时间重叠,从而避免时间损失。 版权所有(C)2011,JPO&INPIT