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    • 1. 发明授权
    • Device and method for measuring a temperature difference
    • 用于测量温差的装置和方法
    • US4609292A
    • 1986-09-02
    • US430727
    • 1982-09-30
    • Masaharu AsanoYoshihisa KawamuraToyoaki Nakagawa
    • Masaharu AsanoYoshihisa KawamuraToyoaki Nakagawa
    • F02D45/00F02B77/08G01K3/14G01K7/00G01M15/00G01K13/00
    • F02B77/08G01K3/14Y02T10/166
    • A device and method for measuring a temperature difference at different positions which cancels offset voltages produced by a temperature sensitive element, e.g., a thermocouple used in the device and the device itself. The device comprises: (a) an amplifier for receiving and amplifying the output signal produced by the temperature sensitive element and output ting a voltage corresponding to a sensed temperature difference; (b) a comparator for determining that the output signal of the temperature sensitive element should be zero level by sensing a condition that the temperature difference between the two different positions is zero; (c) a memory for storing the value of the voltage of the amplifying means outputted when the comparator determines that the output signal of the temperature sensitive element should be at a zero level; and (d) means for subtracting the stored voltage value in the memory from the current output voltage value of the amplifier so as to obtain a modified output voltage value accurately corresponding to the current temperature difference free from offset voltage errors.
    • 用于测量在不同位置处的温度差的装置和方法,其消除由温度敏感元件(例如装置中使用的热电偶和装置本身)产生的偏移电压。 该装置包括:(a)放大器,用于接收和放大由温度敏感元件产生的输出信号并输出​​对应于感测温度差的电压; (b)比较器,用于通过感测两个不同位置之间的温度差为零的条件来确定温度敏感元件的输出信号应为零电平; (c)存储器,用于存储当比较器确定温度敏感元件的输出信号应处于零电平时输出的放大装置的电压值; 以及(d)用于从放大器的当前输出电压值减去存储器中存储的电压值的装置,以便获得与没有偏移电压误差的当前温度差精确对应的修正的输出电压值。
    • 2. 发明授权
    • Device for measuring variable with automatic compensation for offset
    • 用于测量变量的装置,具有自动补偿补偿
    • US4672566A
    • 1987-06-09
    • US442291
    • 1982-11-17
    • Masaharu AsanoYoshihisa KawamuraKoyo Nakamura
    • Masaharu AsanoYoshihisa KawamuraKoyo Nakamura
    • G01D3/02G01K3/08G01K19/00
    • G01D3/022G01K3/08
    • A measurement device for measuring a physical property such as temperature difference, displacement, pressure, fluid flow rate, etc. comprises: (a) an amplifying means which receives and amplifies a voltage signal corresponding to a detected physical property; (b) a reference voltage generator which generates and applies a reference voltage to the amplifying means at a predetermined time; (c) a memory which stores the output voltage signal from the amplifying means when the reference voltage generator applies the reference voltage to the amplifying means; and (d) a calculating means which outputs at least one command signal to the reference voltage generator to apply the reference voltage to the amplifying means and to the memory to store the output voltage of the amplifying means into a specified memory location thereof at the predetermined time and calculates the value of the desired physical property from the current output voltage of the amplifying means with reference to the stored voltage value in the memory, whereby an accurate physical property measurement can be made by compensating for individual differences and deterioration of the characteristics of the measurement device.
    • 用于测量诸如温度差,位移,压力,流体流速等的物理性质的测量装置包括:(a)放大装置,其接收和放大对应于检测到的物理性质的电压信号; (b)参考电压发生器,其在预定时间产生并施加参考电压到所述放大装置; (c)当基准电压发生器将参考电压施加到放大装置时存储来自放大装置的输出电压信号的存储器; 以及(d)计算装置,其将至少一个命令信号输出到参考电压发生器以将参考电压施加到放大装置和存储器,以将放大装置的输出电压存储在预定的存储位置中 时间,并根据存储器中存储的电压值从放大装置的当前输出电压计算所需物理量的值,从而可以通过补偿个体差异和特性劣化来进行精确的物理性质测量 测量装置。
    • 9. 发明授权
    • Dihydropyridine compounds which process both calcium (2+)-antagonistic
and beta receptor blocking activities
    • 二钙二氢化合物(2 +) - 拮抗剂和受体阻断活性
    • US5110820A
    • 1992-05-05
    • US611340
    • 1990-11-13
    • Takashi FujikuraNoriki ItoYuzo MatsumotoMasaharu AsanoToichi Takenaka
    • Takashi FujikuraNoriki ItoYuzo MatsumotoMasaharu AsanoToichi Takenaka
    • A61K31/4427A61K31/455A61P3/00A61P3/14A61P9/08A61P9/10A61P9/12A61P25/02C07D211/90C07D401/12
    • C07D401/12C07D211/90
    • Dihydropyridine compounds and salts thereof are provided which exhibit both Ca.sup.2+ -antagonistic and adrenergic beta-receptor blocking activities and therefore are useful for the treatment of ischemic heart diseases and hypertension. The compounds have the formula ##STR1## wherein A represents a straight or branched carbon chain alkylene group having 1 to 10 carbon atoms which may be interrupted by an oxygen atom(s); R.sup.1 and R.sup.4, which may be the same or different, each represents a lower alkyl group; R.sup.2 represents an amino group, ##STR2## R.sup.3 represents a straight or branched carbon chain alkyl group having 1 to 10 carbon atoms which may be interrupted by an oxygen atom(s), or ##STR3## R.sup.5 and R.sup.6, which may be the same or different, each represents a hydrogen atom, a nitro group, a halogen atom, a trifluoromethyl group, a cyano group, a lower alkyl group, a lower alkoxy group or a lower alkenyloxy group; R.sup.7 represents a hydrogen atom, a cyano group, a halogen atom, a lower alkoxy group or a lower alkanoyl group; R.sup.8 and R.sup.9, which may be the same or different, each represents a lower alkyl group or an aralkyl group; and n represents an integer of 1 to 2: these symbols, hereafter, have the same significances.
    • 提供二氢吡啶化合物及其盐,其表现出Ca 2+ +拮抗性和肾上腺素能β受体阻断活性,因此可用于治疗缺血性心脏病和高血压。 化合物具有式(I)的化合物,其中A表示可被氧原子间隔的具有1-10个碳原子的直链或支链碳链亚烷基; R 1和R 4可以相同或不同,各自表示低级烷基; R 2表示氨基,R 3表示可被氧原子间隔的具有1〜10个碳原子的直链或支链碳链烷基,或者R 5和R 6 可以相同或不同,分别表示氢原子,硝基,卤素原子,三氟甲基,氰基,低级烷基,低级烷氧基或低级链烯氧基。 R7表示氢原子,氰基,卤素原子,低级烷氧基或低级烷酰基; R 8和R 9可以相同或不同,各自表示低级烷基或芳烷基; n表示1〜2的整数,以下,符号相同。