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    • 1. 发明申请
    • INFORMATION PROCESSING DEVICE
    • 信息处理设备
    • US20100083011A1
    • 2010-04-01
    • US12466696
    • 2009-05-15
    • Masafumi ONOUCHIHiroyuki MizunoYusuke KannoMakoto Saen
    • Masafumi ONOUCHIHiroyuki MizunoYusuke KannoMakoto Saen
    • G06F15/76G06F1/10G06F1/26G06F9/02
    • G06F1/3203G06F1/10Y02D10/126
    • In a configuration provided with, for example, sixty four pieces of processor cores, an on-chip-memory, a bus commonly connected thereto, and others, the processor cores are operated by a power supply with low voltage and a clock with low frequency, and the bus is operated by a power supply with high voltage and a clock with high frequency. Each of the processor cores is provided with a bus interface and a frequency divider in order to absorb a power supply voltage difference and a frequency difference between the bus and each of them. The frequency divider generates the clock with low frequency from the clock with high frequency, and the bus interface is provided with a level shifting function, a data width converting function, a hand shaking function between the bus and the bus interface, and the like.
    • 在具有例如六十四个处理器核心,片上存储器,与其连接的总线等的配置中,处理器核心由具有低电压的电源和具有低频率的时钟 ,总线由高电压电源和高频时钟驱动。 每个处理器内核都配有一个总线接口和一个分频器,以便吸收总线与它们中的每一个之间的电源电压差和频率差。 分频器从高频时钟产生低频时钟,总线接口提供电平转换功能,数据宽度转换功能,总线与总线接口之间的手抖功能等。
    • 2. 发明申请
    • SEMICONDUCTOR INTEGRATED CIRCUIT AND CONTROL METHOD FOR CLOCK SIGNAL SYNCHRONIZATION
    • 用于时钟信号同步的半导体集成电路和控制方法
    • US20100117697A1
    • 2010-05-13
    • US12615607
    • 2009-11-10
    • Yusuke KannoMakoto SaenShigenobu KomatsuMasafumi Onouchi
    • Yusuke KannoMakoto SaenShigenobu KomatsuMasafumi Onouchi
    • H03L7/06
    • H03L7/0814G06F1/10G06F1/3203G06F1/324G06F1/3296H03L7/0818H03L7/089Y02D10/126Y02D10/172
    • There is a need to ensure operation performance of a circuit region under DVFS control at low costs and highly precisely while a power-supply voltage change is made to the region. A first circuit (FVA) uses a first power-supply voltage (VDDA) for operation. A second circuit (NFVA) uses a second power-supply voltage (VDDB) for operation. A clock delay may be adjusted between paths for transmitting a clock to these circuits. When VDDA equals VDDB, a clock is distributed to FVA through a path that does not contain a delay device for phase adjustment. When the power-supply voltage for the FVA region is reduced, a clock is distributed to the FVA region based on a phase equivalent to one or two cycles of the clock displaced. Synchronization control is provided to synchronize clocks (CKAF and CKBF) and ensures operation so that a phase of two clocks to be compared fits in a range of design values while the power-supply voltage for the first circuit is changed.
    • 在对区域进行电源电压变化的情况下,需要以低成本和高精度地确保DVFS控制下的电路区域的操作性能。 第一电路(FVA)使用第一电源电压(VDDA)进行操作。 第二电路(NFVA)使用第二电源电压(VDDB)进行操作。 可以在将时钟发送到这些电路的路径之间调整时钟延迟。 当VDDA等于VDDB时,通过不包含用于相位调整的延迟装置的路径将时钟分配给FVA。 当FVA区域的电源电压降低时,基于相当于时钟位移的一个或两个周期的相位,将时钟分配给FVA区域。 提供同步控制以同步时钟(CKAF和CKBF)并确保操作,使得待比较的两个时钟的相位适合于设计值的范围,同时改变第一电路的电源电压。
    • 3. 发明授权
    • Semiconductor integrated circuit and control method for clock signal synchronization
    • 半导体集成电路和时钟信号同步控制方法
    • US08350595B2
    • 2013-01-08
    • US13438050
    • 2012-04-03
    • Yusuke KannoMakoto SaenShigenobu KomatsuMasafumi Onouchi
    • Yusuke KannoMakoto SaenShigenobu KomatsuMasafumi Onouchi
    • G01R25/00H03D13/00
    • H03L7/0814G06F1/10G06F1/3203G06F1/324G06F1/3296H03L7/0818H03L7/089Y02D10/126Y02D10/172
    • There is a need to ensure operation performance of a circuit region under DVFS control at low costs and highly precisely while a power-supply voltage change is made to the region. A first circuit (FVA) uses a first power-supply voltage (VDDA) for operation. A second circuit (NFVA) uses a second power-supply voltage (VDDB) for operation. A clock delay may be adjusted between paths for transmitting a clock to these circuits. When VDDA equals VDDB, a clock is distributed to FVA through a path that does not contain a delay device for phase adjustment. When the power-supply voltage for the FVA region is reduced, a clock is distributed to the FVA region based on a phase equivalent to one or two cycles of the clock displaced. Synchronization control is provided to synchronize clocks (CKAF and CKBF) and ensures operation so that a phase of two clocks to be compared fits in a range of design values while the power-supply voltage for the first circuit is changed.
    • 在对区域进行电源电压变化的情况下,需要以低成本和高精度地确保DVFS控制下的电路区域的操作性能。 第一电路(FVA)使用第一电源电压(VDDA)进行操作。 第二电路(NFVA)使用第二电源电压(VDDB)进行操作。 可以在将时钟发送到这些电路的路径之间调整时钟延迟。 当VDDA等于VDDB时,通过不包含用于相位调整的延迟装置的路径将时钟分配给FVA。 当FVA区域的电源电压降低时,基于相当于时钟位移的一个或两个周期的相位,将时钟分配给FVA区域。 提供同步控制以同步时钟(CKAF和CKBF)并确保操作,使得待比较的两个时钟的相位适合于设计值的范围,同时改变第一电路的电源电压。
    • 4. 发明申请
    • Semiconductor Integrated Circuit and Control Method for Clock Signal Synchronization
    • 半导体集成电路和时钟信号同步控制方法
    • US20120187993A1
    • 2012-07-26
    • US13438050
    • 2012-04-03
    • Yusuke KannoMakoto SaenShigenobu KomatsuMasafumi Onouchi
    • Yusuke KannoMakoto SaenShigenobu KomatsuMasafumi Onouchi
    • H03L7/06
    • H03L7/0814G06F1/10G06F1/3203G06F1/324G06F1/3296H03L7/0818H03L7/089Y02D10/126Y02D10/172
    • There is a need to ensure operation performance of a circuit region under DVFS control at low costs and highly precisely while a power-supply voltage change is made to the region. A first circuit (FVA) uses a first power-supply voltage (VDDA) for operation. A second circuit (NFVA) uses a second power-supply voltage (VDDB) for operation. A clock delay may be adjusted between paths for transmitting a clock to these circuits. When VDDA equals VDDB, a clock is distributed to FVA through a path that does not contain a delay device for phase adjustment. When the power-supply voltage for the FVA region is reduced, a clock is distributed to the FVA region based on a phase equivalent to one or two cycles of the clock displaced. Synchronization control is provided to synchronize clocks (CKAF and CKBF) and ensures operation so that a phase of two clocks to be compared fits in a range of design values while the power-supply voltage for the first circuit is changed.
    • 在对区域进行电源电压变化的情况下,需要以低成本和高精度地确保DVFS控制下的电路区域的操作性能。 第一电路(FVA)使用第一电源电压(VDDA)进行操作。 第二电路(NFVA)使用第二电源电压(VDDB)进行操作。 可以在将时钟发送到这些电路的路径之间调整时钟延迟。 当VDDA等于VDDB时,通过不包含用于相位调整的延迟装置的路径将时钟分配给FVA。 当FVA区域的电源电压降低时,基于相当于时钟位移的一个或两个周期的相位,将时钟分配给FVA区域。 提供同步控制以同步时钟(CKAF和CKBF)并确保操作,使得待比较的两个时钟的相位适合于设计值的范围,同时改变第一电路的电源电压。
    • 5. 发明授权
    • Semiconductor integrated circuit and control method for clock signal synchronization
    • 半导体集成电路和时钟信号同步控制方法
    • US08183899B2
    • 2012-05-22
    • US12615607
    • 2009-11-10
    • Yusuke KannoMakoto SaenShigenobu KomatsuMasafumi Onouchi
    • Yusuke KannoMakoto SaenShigenobu KomatsuMasafumi Onouchi
    • H03L7/00
    • H03L7/0814G06F1/10G06F1/3203G06F1/324G06F1/3296H03L7/0818H03L7/089Y02D10/126Y02D10/172
    • There is a need to ensure operation performance of a circuit region under DVFS control at low costs and highly precisely while a power-supply voltage change is made to the region. A first circuit (FVA) uses a first power-supply voltage (VDDA) for operation. A second circuit (NFVA) uses a second power-supply voltage (VDDB) for operation. A clock delay may be adjusted between paths for transmitting a clock to these circuits. When VDDA equals VDDB, a clock is distributed to FVA through a path that does not contain a delay device for phase adjustment. When the power-supply voltage for the FVA region is reduced, a clock is distributed to the FVA region based on a phase equivalent to one or two cycles of the clock displaced. Synchronization control is provided to synchronize clocks (CKAF and CKBF) and ensures operation so that a phase of two clocks to be compared fits in a range of design values while the power-supply voltage for the first circuit is changed.
    • 在对区域进行电源电压变化的情况下,需要以低成本和高精度地确保DVFS控制下的电路区域的操作性能。 第一电路(FVA)使用第一电源电压(VDDA)进行操作。 第二电路(NFVA)使用第二电源电压(VDDB)进行操作。 可以在将时钟发送到这些电路的路径之间调整时钟延迟。 当VDDA等于VDDB时,通过不包含用于相位调整的延迟装置的路径将时钟分配给FVA。 当FVA区域的电源电压降低时,基于相当于时钟位移的一个或两个周期的相位,将时钟分配给FVA区域。 提供同步控制以同步时钟(CKAF和CKBF)并确保操作,使得待比较的两个时钟的相位适合于设计值的范围,同时改变第一电路的电源电压。
    • 9. 发明申请
    • SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE
    • 半导体集成电路设备
    • US20080114967A1
    • 2008-05-15
    • US11935790
    • 2007-11-06
    • Makoto SaenKenichi OsadaTetsuya YamadaYusuke KannoSatoshi Misaka
    • Makoto SaenKenichi OsadaTetsuya YamadaYusuke KannoSatoshi Misaka
    • G06F9/302
    • G06F1/3228H01L2924/0002H01L2924/00
    • There is provided a semiconductor integrated circuit device which consumes less power and enables real-time processing. The semiconductor integrated circuit device comprises: thermal sensors which can detect temperature, determine whether the detection result exceeds each of the above reference values and output the result; and a control block capable of controlling the operations of arithmetic blocks based on the output signals of the thermal sensors, wherein the control block returns to an operation state from a suspended state with an interrupt signal based on the output signals of the thermal sensors and determines the operation conditions of the arithmetic blocks to ensure that the temperature conditions of the arithmetic blocks are satisfied. Thereby, power consumption is reduced and real-time processing efficiency is improved.
    • 提供了一种半导体集成电路器件,其消耗较少功率并实现实时处理。 半导体集成电路装置包括:可以检测温度的热传感器,确定检测结果是否超过上述参考值,并输出结果; 以及控制块,其能够基于所述热传感器的输出信号来控制运算块的运算,其中,所述控制块基于所述热传感器的输出信号,利用中断信号从暂停状态返回到运行状态,并且确定 运算块的操作条件,以确保运算块的温度条件得到满足。 从而降低了功耗,提高了实时处理效率。