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    • 3. 发明授权
    • Driving circuit for a microcomputer that enables sleep control using a
small-scale timer
    • 用于使用小型定时器进行睡眠控制的微型计算机的驱动电路
    • US5737588A
    • 1998-04-07
    • US499174
    • 1995-07-07
    • Kouichi MaedaHideaki IshiharaAkihiro Sasaki
    • Kouichi MaedaHideaki IshiharaAkihiro Sasaki
    • G06F1/04G06F1/32
    • G06F1/3237G06F1/3203Y02B60/1221
    • For a system which receives a sleep command to terminate the application of machine clock signals to a microprocessor and which clocks control execution time and stabilization time after the return from sleep control and resumes the supply of the machine clock signal, the clocking device for each of the time durations is implemented using a small-scale timing device. Following a sleep command from a microprocessor, sleep control, which terminates the operation of the main oscillator and the machine clock generation circuit that generates the machine clock signal based on the oscillation of the main oscillator, is started. Then, counting the oscillation signal from an RC oscillator used for clocking using an RC timer, the lapse time after starting sleep control is started and if the clocked time reaches a predetermined time, the main oscillator is reactivated. After reactivating the main oscillator, the RC timer is reset so that it begins to count the time thereafter starting from "0" and if the clocked time reaches the time needed for the oscillation of the main oscillator to stabilize, the machine clock generation circuit resumes its operations.
    • 对于接收休眠命令以终止对微处理器的机器时钟信号的应用的系统,以及在从睡眠控制返回之后控制执行时间和稳定时间的时钟,并且恢复提供机器时钟信号的时钟控制装置, 使用小规模定时装置实现持续时间。 在从微处理器执行睡眠命令之后,开始基于主振荡器的振荡而终止主振荡器和产生机器时钟信号的机器时钟产生电路的操作的睡眠控制。 然后,使用RC定时器对用于定时的RC振荡器进行振荡信号的计数,开始睡眠控制后的经过时间开始,如果时钟时间达到预定时间,则主振荡器被重新激活。 在重新激活主振荡器之后,RC定时器复位,使其开始计数其后从“0”开始的时间,如果时钟时间达到主振荡器稳定所需的时间,则机器时钟产生电路恢复 其业务。
    • 4. 发明授权
    • Multitask processing unit
    • 多任务处理单元
    • US06304957B1
    • 2001-10-16
    • US08202181
    • 1994-02-25
    • Hideaki IshiharaKouichi Maeda
    • Hideaki IshiharaKouichi Maeda
    • G06F900
    • G06F9/4843G06F9/3842G06F9/3851
    • The microcomputer shall be offered which has realized more simplified peripheral circuits and more reduced price, besides being provided with the functions of timer, runaway monitor and backup logic. To that effect, the address register and the register are installed which have two areas each in correspondence with two tasks (CPU0 and CPU1) to perform a pipeline processing of the two tasks in parallel and in time division by changing over alternately the two areas of the address register and the register by means of task switching signal. Then, while composing one task (L-task) with a fix-looped program for which a branch instruction is prohibited, the L-task is embedded with a routine to execute a runaway monitor and a timer operation for the other task (A-task). Furthermore, in case where anything abnormal is detected by L-task about the processing of A-task and it is reset, the L-task will execute a backup sequence to obtain a failsafe of the system.
    • 提供微型计算机,除了提供定时器,失控监视器和备用逻辑的功能外,还实现了更简化的外围电路,降低了价格。 为此,安装了地址寄存器和寄存器,它们具有两个对应于两个任务(CPU0和CPU1)的两个区域,以并行地并且通过分时地改变两个任务的两个区域来执行两个任务的流水线处理 地址寄存器和寄存器通过任务切换信号。 然后,当使用禁止分支指令的固定循环程序来组合一个任务(L任务)时,L任务被嵌入一个例程以执行失控监视器和另一任务的定时器操作(A- 任务)。 此外,如果L任务检测到任何关于A任务的处理的任何异常并且被复位,则L任务将执行备份序列以获得系统的故障保护。
    • 6. 发明授权
    • Interrupt controller and a microcomputer incorporating this controller
    • 中断控制器和包含该控制器的微型计算机
    • US06581119B1
    • 2003-06-17
    • US09598321
    • 2000-06-21
    • Kouichi MaedaHideaki IshiharaSinichi Noda
    • Kouichi MaedaHideaki IshiharaSinichi Noda
    • G06F1324
    • G06F13/26
    • To downsize the circuit scale of a CPU in a microcomputer capable of executing multiple interrupt, an interrupt controller includes an interrupt mask level register. The CPU temporarily transfers or stacks processing data into a RAM. The processing data include a PSR (i.e., system register) value and a PC (i.e., program counter) value of the interrupt processing presently running in CPU. At the same time, the CPU sends a stack signal “STK” to the interrupt controller. In response to the stack signal “STK”, the interrupt controller temporarily transfers the interrupt mask level stored in the register into the RAM. When the CPU restarts the suspended interrupt processing, the CPU reads the PSR value and the PC value from the RAM while the CPU produces a return signal “RTN.” In response to the return signal “RTN”, the interrupt mask level is returned from the RAM to the register.
    • 为了减小能够执行多个中断的微型计算机的CPU的电路规模,中断控制器包括中断屏蔽级别寄存器。 CPU临时将处理数据传输或堆栈到RAM中。 处理数据包括当前在CPU中运行的中断处理的PSR(即,系统寄存器)值和PC(即,程序计数器)值。 同时,CPU向中断控制器发送堆栈信号“STK”。 响应于堆栈信号“STK”,中断控制器将存储在寄存器中的中断屏蔽电平临时传送到RAM中。 当CPU重新启动暂停的中断处理时,CPU在CPU产生返回信号“RTN”时从RAM读取PSR值和PC值。 响应于返回信号“RTN”,中断屏蔽电平从RAM返回到寄存器。
    • 7. 发明授权
    • Microprocessor having built-in CRC section and method for performing CRC operations using the same
    • 具有内置CRC部分的微处理器和使用该部分执行CRC操作的方法
    • US06195779B1
    • 2001-02-27
    • US08499009
    • 1995-07-06
    • Kyouichi SuzukiHideaki IshiharaAkihiro SasakiNobutomo Takagi
    • Kyouichi SuzukiHideaki IshiharaAkihiro SasakiNobutomo Takagi
    • H03M1300
    • H03M13/09G06F11/10
    • To provide a microprocessor that can perform high-speed CRC code generation and can be implemented simply and at a low cost, a microprocessor has, at a part of a data input path to a shift circuit which is conventionally installed in an ALU of the microprocessor to execute shift commands, one bit of data that corresponds to the path, an exclusive OR circuit, which computes the exclusive OR of an uppermost bit of byte data and a bit data, is provided. For this circuit, a result according to a generating polynomial such as [X8+X4+X3+X2+1] is determined on the basis of the installation location of the exclusive OR circuit along the path, and by setting an initial value to the byte data, inputting one bit of the transmission data sequentially to the bit data and operating the shift circuit, a computed result for the CRC code is derived. Consequently, for the microprocessor, the CRC code can be generated at a high speed using the computation commands of the CRC code section. Corresponding techniques for error-checking of received data are also disclosed.
    • 为了提供可以执行高速CRC代码生成并且可以简单且低成本地实现的微处理器,微处理器在通常安装在微处理器的ALU中的移位电路的数据输入路径的一部分处 为了执行移位命令,对应于该路径的一位数据,提供计算字节数据的最高位和位数据的异或的异或电路。 对于该电路,根据诸如[X8 + X4 + X3 + X2 + 1]的生成多项式的结果是基于异或电路沿着路径的安装位置确定的,并且通过将初始值设置为 字节数据,将发送数据的一位顺序地输入到位数据并操作移位电路,导出CRC码的计算结果。 因此,对于微处理器,可以使用CRC码部分的计算命令以高速度生成CRC码。 还公开了用于接收数据的错误检查的相应技术。
    • 8. 发明授权
    • Secondary battery state detecting device and secondary battery state detecting method
    • 二次电池状态检测装置和二次电池状态检测方法
    • US09116213B2
    • 2015-08-25
    • US13847985
    • 2013-03-20
    • Etsuzo SatoHideaki IshiharaFukuda KazumiNaoki Ishiyone
    • Etsuzo SatoHideaki IshiharaFukuda KazumiNaoki Ishiyone
    • G01R31/36
    • G01R31/3606G01R19/04G01R31/3662G01R31/3693
    • A current detecting unit (current sensor 12) detecting a current value of a current flowing in a secondary battery 14; an extreme value detecting unit (CPU 10a) detecting a first extreme value of a current after an inrush current flows from the secondary battery to a starter motor after electricity to the starter motor is turned on based on the current value; an inflection point detecting unit (CPU 10a) detecting a first inflection point of the current after the inrush current flows based on a variation of the current value per a predetermined time; and a calculation unit (CPU 10a) selecting the inflection point when timings when the extreme value and the inflection point are detected are separated for a predetermined time or more, and selecting either one of the extreme value or the inflection point in the other cases to set as a starting current, and calculating a starting voltage from the starting current, an internal resistance of the secondary battery, and a voltage before starting being a voltage of the secondary battery before the electricity to the starter motor is turned on, are included.
    • 电流检测单元(电流传感器12),检测在二次电池14中流动的电流的电流值; 基于当前值,接通电流后,检测从二次电池流入起动电动机的起动电流之后的电流的第一极值的极值检测部(CPU10a)。 基于每个预定时间的当前值的变化,检测涌流之后的电流的第一拐点的拐点检测单元(CPU 10a); 以及当检测到极值和拐点时的定时时选择拐点的计算单元(CPU 10a)分离预定时间或更长时间,并且在其他情况下选择极值或拐点中的任一个, 设定为启动电流,并且计算来自起动电流的起动电压,二次电池的内部电阻以及在启动电动机之前的二次电池的开始电压之前的电压被接通。
    • 9. 发明授权
    • Operating machine
    • 操作机
    • US09030165B2
    • 2015-05-12
    • US13614058
    • 2012-09-13
    • Hiroaki KawaiKoichi ShimomuraHideaki IshiharaShintaro Sasai
    • Hiroaki KawaiKoichi ShimomuraHideaki IshiharaShintaro Sasai
    • H02J7/00H02J7/14H02J7/04B60L11/18B60R16/033
    • H02J7/041B60L11/1818B60R16/033H02J7/044H02J7/045H02J7/1446Y02T10/92
    • An operating machine includes: a charging time estimation unit that estimates a first estimated charging time required to restore a capacity of a first battery from a first estimated residual capacity to a target capacity value of the first battery and a second estimated charging time required to restore a capacity of a second battery from a second estimated residual capacity to a target capacity value of the second battery; a capacity management implementation unit that implements capacity management on the first battery and the second battery such that the first battery is charged for the first estimated charging time and the second battery is charged for the second estimated charging time; and a discharge amount limitation unit for limiting a discharge amount of the second battery during an idling stop so that a residual capacity of the second battery after discharge is maintained at or above a set value.
    • 操作机包括:充电时间估计单元,其估计将第一电池的容量从第一估计剩余容量恢复到第一电池的目标容量值所需的第一估计充电时间,以及恢复所需的第二估计充电时间 从第二估计剩余容量到第二电池的目标容量值的第二电池的容量; 容量管理执行单元,其对所述第一电池和所述第二电池进行容量管理,使得所述第一电池对于所述第一估计充电时间进行充电,并且所述第二电池对所述第二估计充电时间进行充电; 以及排出量限制单元,用于在怠速停止期间限制第二电池的排出量,使得排出后的第二电池的剩余容量保持在设定值以上。