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    • 3. 发明授权
    • Apparatus and method in which control rules can be changed during fuzzy
reasoning operations and control system and method in which changeover
is controlled by fuzzy reasoning
    • 在模糊推理操作中控制规则可以改变的设备和方法以及通过模糊推理控制切换的控制系统和方法
    • US5895458A
    • 1999-04-20
    • US975904
    • 1997-09-15
    • Hajime NishidaiNobutomo Matsunaga
    • Hajime NishidaiNobutomo Matsunaga
    • G05B13/02G06N5/04G06N7/02G06N7/04G06G7/00
    • G06N7/043G05B13/0275G06N5/048G06N7/026
    • In a fuzzy control apparatus in which a rule is capable of being changed during operation, a fuzzy reasoning output which prevails immediately prior to a rule change is stored when a rule change is made, and a fuzzy-control output is generated by combining, after the rule change, the stored fuzzy reasoning output which prevailed immediately prior to the rule change and a fuzzy reasoning output which prevails following the rule change. The ratio of the combination is altered in such a manner that, with the passage of time from the moment at which the rule change is made, there is a gradual decrease in a percentage of the fuzzy reasoning output which prevailed immediately prior to the rule change, and a gradual increase in a percentage of the fuzzy reasoning output which prevails following the rule change, in the fuzzy-control output. Upon passage of a predetermined time from the moment at which the rule change is made, the fuzzy reasoning output which prevails following the rule change is outputted as the fuzzy-control output. As a result, a sudden change in the output at the time of a rule change is prevented so that a smooth changeover can be carried out.
    • 在其中规则能够在运行期间能够改变的模糊控制装置中,在规则改变之后存储在规则改变之前立即占有的模糊推理输出,并且在通过组合之后组合生成模糊控制输出 规则更改,在规则更改之前立即存在的存储的模糊推理输出和遵循规则更改的模糊推理输出。 组合的比例以这样的方式改变:随着时间的推移从规则改变的时刻开始,在规则改变之前立即出现的模糊推理输出的百分比逐渐降低 ,并且在模糊控制输出中逐渐增加模糊推理输出在规则变化中占优势的百分比。 在从规则改变的时刻开始经过预定时间之后,输出随规则变化而遵循的模糊推理输出作为模糊控制输出。 结果,防止规则变化时的输出的突然变化,从而可以进行平滑的切换。
    • 6. 发明授权
    • System for synthesizing new fuzzy rule sets from existing fuzzy rule sets
    • 用于从现有模糊规则集合合成新的模糊规则集的系统
    • US5179634A
    • 1993-01-12
    • US888435
    • 1992-05-28
    • Nobutomo MatsunagaKazuaki Shoji
    • Nobutomo MatsunagaKazuaki Shoji
    • G06N5/04G06N7/02
    • G06N5/048G06N7/026Y10S706/90
    • A fuzzy rule generator for generating fuzzy rules, comprising: a selection unit for selecting two or more sets of rules from a plurality of basic sets of rules which may be stored in memory; and a control unit for generating a new set of rules by carrying out a synthetic arithmetic operation based on a predetermined set of rules for synthesis. This process of synthesis may simply consist of addition or subtraction. Thereby, a new set of rules can be easily generated by carrying out a simple arithmetic operation for each application. Therefore, generation and modification of rules are simplified and speeded up, with additional benefits arising from an efficient utilization of existing sets of rules. Further, by imposing a constraint on the newly synthesized set of rules manually, automatically or by a combination of both according to a predefined algorithm, it is possible not only to ensure the stability of the system but also to obtain desired control characteristics. If desired, the newly created sets of rules may be added to the library of the basic sets of fuzzy rules.
    • 一种用于生成模糊规则的模糊规则生成器,包括:选择单元,用于从可存储在存储器中的多个基本规则集合中选择两组或多组规则; 以及控制单元,用于通过基于用于合成的预定规则集合执行合成算术运算来生成新的一组规则。 该合成过程可以简单地由加法或减法组成。 因此,可以通过对每个应用执行简单的算术运算来容易地生成新的一组规则。 因此,规则的生成和修改被简化和加速,并且由于有效利用现有规则而产生了额外的好处。 此外,通过根据预定义的算法自动地或通过两者的组合手动地对新合成的一组规则施加约束,不仅可以确保系统的稳定性,而且可以获得期望的控制特性。 如果需要,新创建的规则集可以被添加到基本的模糊规则集合的库中。
    • 7. 发明授权
    • Magnetostrictive stress sensor and apparatus applying same
    • 磁致伸缩应力传感器及其应用的装置
    • US5850045A
    • 1998-12-15
    • US464628
    • 1995-06-26
    • Koosuke HaradaIchiro SasadaFumitaka KogaNobutomo MatsunagaShuichi Misumi
    • Koosuke HaradaIchiro SasadaFumitaka KogaNobutomo MatsunagaShuichi Misumi
    • G01L1/12G01L3/10G01L3/02G01B7/16G01L1/00
    • G01L3/105G01L1/125G01L1/127G01L3/102
    • Wiring patterns 50, 60 are formed in zigzag fashion on respective ones of both sides of a flexible insulating sheet 70. The wiring patterns 50, 60 include linear portions 50C, 60C and arcuate portions 50A, 60A, respectively. The linear portions 50C and the linear portions 60C overlap. The arcuate portion 60A is situated between two arcuate portions 50A that neighbor each other. One end of each of the wiring patterns 50, 60 is connected to a detection circuit 75 which detects a change in inductance. The other ends of the wiring patterns 50, 60 are connected together through a through-hole 70A. The sheet 70 is disposed in such a manner that the linear portions 50C, 60C will perpendicularly intersect the direction of stress, which is to be measured, acting upon a member 80 undergoing measurement. The sheet 70 and the wiring patterns 50, 60 construct a detection coil 71. An AC excitation current flows through the detection coil 71. When stress is applied to the member 80 undergoing measurement, the permeability of the member changes and so does the inductance of the detection coil 71.
    • PCT No.PCT / JP93 / 01869 Sec。 371日期:1995年6月26日 102(e)日期1995年6月26日PCT 1993年12月24日PCT公布。 出版物WO94 / 15186 日期:1994年7月7日布线图案50,60以弯曲方式形成在柔性绝缘片70的两侧上的各一个上。布线图案50,60分别包括直线部分50C,60C和弧形部分50A,60A。 直线部分50C和直线部分60C重叠。 弧形部分60A位于彼此相邻的两个弧形部分50A之间。 每个布线图案50,60的一端连接到检测电感变化的检测电路75。 布线图案50,60的另一端通过通孔70A连接在一起。 片材70以直线部分50C,60C将垂直于要测量的应力的方向垂直地作用在正在进行测量的构件80上。 片材70和布线图案50,60构成检测线圈71.交流励磁电流流过检测线圈71.当对经过测量的构件80施加应力时,构件的磁导率发生变化, 检测线圈71。
    • 8. 发明授权
    • Fuzzy control apparatus in which rules can be changed, method of
operating same, control system in which changeover is controlled by
fuzzy reasoning, and method of controlling the same
    • 可以改变规则的模糊控制装置,操作方法,通过模糊推理控制切换的控制系统及其控制方法
    • US5719999A
    • 1998-02-17
    • US600367
    • 1996-02-13
    • Hajime NishidaiNobutomo Matsunaga
    • Hajime NishidaiNobutomo Matsunaga
    • G05B13/02G06N5/04G06N7/02G06N7/04G06G7/00
    • G06N7/026G05B13/0275G06N5/048G06N7/043Y10S706/90
    • In a fuzzy control apparatus in which a rule is capable of being changed during operation, a fuzzy reasoning output which prevails immediately prior to a rule change is stored when a rule change is made, and a fuzzy-control output is generated by combining, after the rule change, the stored fuzzy reasoning output which prevailed immediately prior to the rule change and a fuzzy reasoning output which prevails following the rule change. The ratio of the combination is altered in such a manner that, with the passage of time from the moment at which the rule change is made, there is a gradual decrease in a percentage of the fuzzy reasoning output which prevailed immediately prior to the rule change, and a gradual increase in a percentage of the fuzzy reasoning output which prevails following the rule change, in the fuzzy-control output. Upon passage of a predetermined time from the moment at which the rule change is made, the fuzzy reasoning output which prevails following the rule change is outputted as the fuzzy-control output. As a result, a sudden change in the output at the time of a rule change is prevented so that a smooth changeover can be carried out.
    • 在其中规则能够在运行期间能够改变的模糊控制装置中,在规则改变之后存储在规则改变之前立即占有的模糊推理输出,并且在通过组合之后组合生成模糊控制输出 规则更改,在规则更改之前立即存在的存储的模糊推理输出和遵循规则更改的模糊推理输出。 组合的比例以这样的方式改变:随着时间的推移从规则改变的时刻开始,在规则改变之前立即出现的模糊推理输出的百分比逐渐降低 ,并且在模糊控制输出中逐渐增加模糊推理输出在规则变化中占优势的百分比。 在从规则改变的时刻开始经过预定时间之后,输出随规则变化而遵循的模糊推理输出作为模糊控制输出。 结果,防止规则变化时的输出的突然变化,从而可以进行平滑的切换。
    • 9. 发明授权
    • Fuzzy control apparatus in which rules can be changed, method of
operating same, control system in which changeover is controlled by
fuzzy reasoning, and method of controlling the same
    • 可以改变规则的模糊控制装置,操作方法,通过模糊推理控制切换的控制系统及其控制方法
    • US5515476A
    • 1996-05-07
    • US793443
    • 1991-12-13
    • Hajime NishidaiNobutomo Matsunaga
    • Hajime NishidaiNobutomo Matsunaga
    • G05B13/02G06N5/04G06N7/02G06N7/04G06F15/18G06G7/00
    • G06N7/026G05B13/0275G06N5/048G06N7/043Y10S706/90
    • In a fuzzy control apparatus in which a rule is capable of being changed during operation, a fuzzy reasoning output which prevails immediately prior to a rule change is stored when a rule change is made, and a fuzzy-control output is generated by combining, after the rule change, the stored fuzzy reasoning output which prevailed immediately prior to the rule change and a fuzzy reasoning output which prevails following the rule change. The ratio of the combination is altered in such a manner that, with the passage of time from the moment at which the rule change is made, there is a gradual decrease in a percentage of the fuzzy reasoning output which prevailed immediately prior to the rule change, and a gradual increase in a percentage of the fuzzy reasoning output which prevails following the rule change, in the fuzzy-control output. Upon passage of a predetermined time from the moment at which the rule change is made, the fuzzy reasoning output which prevails following the rule change is outputted as the fuzzy-control output. As a result, a sudden change in the output at the time of a rule change is prevented so that a smooth changeover can be carried out.
    • PCT No.PCT / JP90 / 00887 Sec。 371日期1991年12月13日 102(e)日期1991年12月13日PCT提交1990年7月10日PCT公布。 出版物WO91 / 03775 日期1991年3月21日。在操作中能够改变规则的模糊控制装置中,在进行规则改变时,存储在规则改变之前立即占有的模糊推理输出,并且模糊控制 通过在规则改变之后组合存储的在规则更改之前即将出现的模糊推理输出和遵循规则改变的模糊推理输出来生成输出。 组合的比例以这样的方式改变:随着时间的推移从规则改变的时刻开始,在规则改变之前立即出现的模糊推理输出的百分比逐渐降低 ,并且在模糊控制输出中逐渐增加模糊推理输出在规则变化中占优势的百分比。 在从规则改变的时刻开始经过预定时间之后,输出随规则改变所遵循的模糊推理输出作为模糊控制输出。 结果,防止规则变化时的输出的突然变化,从而可以进行平滑的切换。
    • 10. 发明授权
    • Fuzzy controller apparatus and method for steady state control
    • 模糊控制器设备及稳态控制方法
    • US5251124A
    • 1993-10-05
    • US693635
    • 1991-04-30
    • Nobutomo Matsunaga
    • Nobutomo Matsunaga
    • G05B13/02G05B13/00
    • G05B13/0275Y10S706/90
    • A fuzzy controller is disclosed which is furnished with an error generator to generate a first error between a present value and a desired value. A corrector unit calculates the amount of correction needed based on the error and adds the appropriate amount of correction to the desired value. An error generator generates a second error between the present value and the corrected desired value. A fuzzy inference unit performs fuzzy inferences, based on fuzzy rules and membership functions, on inputs which include the second error. The fuzzy controller thus performs fuzzy inferences based on an error existing between the present value and the corrected desired value after the corrected desired value is obtained from the error existing between a present value and a desired value. The fuzzy controller is able to perform feedback control in both transient and steady states of a control system.
    • 公开了一种模糊控制器,其配备有错误发生器以产生当前值和期望值之间的第一误差。 校正器单元基于误差来计算所需的校正量,并将适当的校正量加到期望值上。 误差发生器在当前值和校正的期望值之间产生第二个误差。 模糊推理单元基于模糊规则和隶属函数对包括第二误差的输入进行模糊推理。 因此,在从当前值和期望值之间存在的误差获得校正的期望值之后,模糊控制器基于在当前值和校正的期望值之间存在的误差执行模糊推理。 模糊控制器能够在控制系统的瞬态和稳态状态下执行反馈控制。