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    • 2. 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。
    • 3. 发明申请
    • Semiconductor integrated circuit device and power consumption control device
    • 半导体集成电路器件和功耗控制器件
    • US20070083779A1
    • 2007-04-12
    • US11542133
    • 2006-10-04
    • Satoshi MisakaMakoto SaenTetsuya YamadaKeisuke ToyamaKenichi Osada
    • Satoshi MisakaMakoto SaenTetsuya YamadaKeisuke ToyamaKenichi Osada
    • G06F1/00
    • G06F1/3203G06F1/329Y02D10/24Y02D50/20
    • To perform execution scheduling of function blocks so as to control the total required power of the function blocks within a supplyable power budget value, and thereby realize stable operations at low power consumption. Function block identifiers are allotted to all the function blocks, and to a RAM area that a power consumption control device can read and write, a list to store identifiers and task priority, power mode value showing power states, and power mode time showing the holding time of power states can be linked. A single or plural link lists for controlling the schedules of tasks operating on the function blocks, a link list for controlling the function block in execution currently in high power mode, a link list for controlling the function block in stop currently in stop mode, and a link list for controlling the function block in execution currently in low power mode are allotted, and thereby the power source and the operation clock are controlled by the power consumption control device.
    • 执行功能块的执行调度,以便在可供电功率预算值内控制功能块的总需求功率,从而在低功耗下实现稳定的操作。 功能块标识符分配给所有功能块,以及功率控制装置可以读写的RAM区域,存储标识符和任务优先级的列表,显示功率状态的功率模式值和显示保持的功率模式时间 电力状态的时间可以联系起来。 用于控制在功能块上操作的任务的调度的单个或多个链接列表,用于控制当前处于高功率模式的执行中的功能块的链接列表,用于控制当前处于停止模式的停止功能块的链接列表,以及 分配用于控制当前处于低功率模式的执行功能块的链接列表,从而由功耗控制装置控制电源和操作时钟。
    • 4. 发明授权
    • Semiconductor integrated circuit device for real-time processing
    • 半导体集成电路器件实时处理
    • US07529874B2
    • 2009-05-05
    • US11545510
    • 2006-10-11
    • Makoto SaenTetsuya YamadaSatoshi MisakaKeisuke ToyamaKenichi Osada
    • Makoto SaenTetsuya YamadaSatoshi MisakaKeisuke ToyamaKenichi Osada
    • G06F13/00G06F9/00
    • G06F9/4818G06F9/485
    • A technology capable of efficiently performing the processes by using limited resources in an LSI where a plurality of real-time applications are parallelly processed is provided. To provide such a technology, a mechanism is provided in which a plurality of processes to be executed on a plurality of processing units in an LSI are managed throughout the LSI in a unified manner. For each process to be managed, a priority is calculated based on the state of progress of the process, and the execution of the process is controlled according to the priority. A resource management unit IRM or program that collects information such as a process state from each of the processing units executing the processes and calculates a priority for each process is provided. Also, a programmable interconnect unit and storage means for controlling a process execution sequence according to the priority are provided.
    • 提供一种能够通过在多个实时应用并行处理的LSI中使用有限资源来有效地执行处理的技术。 为了提供这样的技术,提供了一种机制,其中在LSI中的多个处理单元上执行的多个处理以统一的方式在整个LSI中被管理。 对于要管理的每个进程,根据进程的进度来计算优先级,根据优先级来控制进程的执行。 提供了从执行处理的每个处理单元收集诸如处理状态的信息的资源管理单元IRM或程序,并且计算每个处理的优先级。 另外,提供了一种用于根据优先级控制处理执行顺序的可编程互连单元和存储装置。
    • 5. 发明申请
    • SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE FOR REAL-TIME PROCESSING
    • 用于实时处理的半导体集成电路设备
    • US20090089786A1
    • 2009-04-02
    • US11545510
    • 2006-10-11
    • Makoto SaenTetsuya YamadaSatoshi MisakaKeisuke ToyamaKenichi Osada
    • Makoto SaenTetsuya YamadaSatoshi MisakaKeisuke ToyamaKenichi Osada
    • G06F9/46
    • G06F9/4818G06F9/485
    • A technology capable of efficiently performing the processes by using limited resources in an LSI where a plurality of real-time applications are parallelly processed is provided. To provide such a technology, a mechanism is provided in which a plurality of processes to be executed on a plurality of processing units in an LSI are managed throughout the LSI in a unified manner. For each process to be managed, a priority is calculated based on the state of progress of the process, and the execution of the process is controlled according to the priority. A resource management unit IRM or program that collects information such as a process state from each of the processing units executing the processes and calculates a priority for each process is provided. Also, a programmable interconnect unit and storage means for controlling a process execution sequence according to the priority are provided.
    • 提供一种能够通过在多个实时应用并行处理的LSI中使用有限资源来有效地执行处理的技术。 为了提供这样的技术,提供了一种机制,其中在LSI中的多个处理单元上执行的多个处理以统一的方式在整个LSI中被管理。 对于要管理的每个进程,根据进程的进度来计算优先级,根据优先级来控制进程的执行。 提供了从执行处理的每个处理单元收集诸如处理状态的信息的资源管理单元IRM或程序,并且计算每个处理的优先级。 另外,提供了一种用于根据优先级控制处理执行顺序的可编程互连单元和存储装置。
    • 6. 发明授权
    • Semiconductor integrated circuit device and power consumption control device
    • 半导体集成电路器件和功耗控制器件
    • US07646197B2
    • 2010-01-12
    • US11542133
    • 2006-10-04
    • Satoshi MisakaMakoto SaenTetsuya YamadaKeisuke ToyamaKenichi Osada
    • Satoshi MisakaMakoto SaenTetsuya YamadaKeisuke ToyamaKenichi Osada
    • G01V3/00
    • G06F1/3203G06F1/329Y02D10/24Y02D50/20
    • To perform execution scheduling of function blocks so as to control the total required power of the function blocks within a supplyable power budget value, and thereby realize stable operations at low power consumption. Function block identifiers are allotted to all the function blocks, and to a RAM area that a power consumption control device can read and write, a list to store identifiers and task priority, power mode value showing power states, and power mode time showing the holding time of power states can be linked. A single or plural link lists for controlling the schedules of tasks operating on the function blocks, a link list for controlling the function block in execution currently in high power mode, a link list for controlling the function block in stop currently in stop mode, and a link list for controlling the function block in execution currently in low power mode are allotted, and thereby the power source and the operation clock are controlled by the power consumption control device.
    • 执行功能块的执行调度,以便在可供电功率预算值内控制功能块的总需求功率,从而在低功耗下实现稳定的操作。 功能块标识符分配给所有功能块,以及功率控制装置可以读写的RAM区域,存储标识符和任务优先级的列表,显示功率状态的功率模式值和显示保持的功率模式时间 电力状态的时间可以联系起来。 用于控制在功能块上操作的任务的调度的单个或多个链接列表,用于控制当前处于高功率模式的执行中的功能块的链接列表,用于控制当前处于停止模式的停止功能块的链接列表,以及 分配用于控制当前处于低功率模式的执行功能块的链接列表,从而由功耗控制装置控制电源和操作时钟。
    • 7. 发明申请
    • SoC power management ensuring real-time processing
    • SoC电源管理确保实时处理
    • US20080022140A1
    • 2008-01-24
    • US11826640
    • 2007-07-17
    • Tetsuya YamadaMakoto SaenSatoshi MisakaKeisuke ToyamaKenichi Osada
    • Tetsuya YamadaMakoto SaenSatoshi MisakaKeisuke ToyamaKenichi Osada
    • G06F1/26
    • G06F1/206G06F1/3203G06F1/3237G06F1/324Y02D10/126Y02D10/128Y02D10/16
    • A chip (1) includes: a resource manager (2); various kinds of functional blocks (3-6); a thermal sensor (13); and a performance counter (15). The resource manager manages tasks that the functional blocks execute, and determines a task progress (38) for each task from an activated ratio (α) provided from the performance counter and a deadline (39) contained in task information (33) and decides priority of each task. When the temperature detected by the thermal sensor during execution of a task is not less than a threshold (T_max), the resource manager reads out a power consumption budget (P_max) from a memory (9) which has been set to make the temperature below the threshold, and stops the clock fed to the functional block executing a task having a lower priority or lowers the frequency of the clock until a chip power consumption value (p_sum) becomes smaller than the power consumption budget.
    • 芯片(1)包括:资源管理器(2); 各种功能块(3〜6); 热传感器(13); 和性能计数器(15)。 所述资源管理器管理所述功能块执行的任务,并根据从所述性能计数器提供的激活的比率(α)和所述任务信息(33)中包含的最后期限(39)来确定每个任务的任务进度(38),并决定优先级 的每个任务。 当在执行任务期间由热传感器检测到的温度不小于阈值(T_max)时,资源管理器从设置为使温度低于的温度的存储器(9)读出功耗预算(P_max) 阈值,并且停止馈送到执行具有较低优先级的任务的功能块的时钟,或者降低时钟的频率,直到芯片功耗值(p_sum)变得小于功耗预算。
    • 9. 发明授权
    • Method of on-chip current measurement and semiconductor IC
    • 片上电流测量方法和半导体IC
    • US07812628B2
    • 2010-10-12
    • US11956122
    • 2007-12-13
    • Kazuo OtsugaTetsuya YamadaKenichi OsadaYusuke Kanno
    • Kazuo OtsugaTetsuya YamadaKenichi OsadaYusuke Kanno
    • G01R31/26
    • G01R19/0092Y10T307/406
    • A semiconductor integrated circuit is constituted to include a circuit block having a predetermined function, a power switch capable of supplying an operating power to the circuit block, and a current measuring circuit for obtaining a current flowing to the circuit block based on a voltage between terminals of the power switch in a state in which the power switch is turned on and an on-resistance of the power switch. The current flowing to the circuit block is obtained based on the voltage between terminals of the power switch in the state in which the power switch is turned on and the on-resistance of the power switch. Thus, it is possible to measure a current of the circuit block in a state in which a chip is normally operated.
    • 半导体集成电路被构成为包括具有预定功能的电路块,能够向电路块提供工作电力的电源开关,以及电流测量电路,用于根据端子之间的电压获得流向电路块的电流 电源开关处于电源开关接通的状态和电源开关的导通电阻。 基于电源开关接通状态和电源开关的导通电阻之间的电源开关电压之间的电流可以获得流向电路块的电流。 因此,可以在芯片正常工作的状态下测量电路块的电流。