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    • 1. 发明授权
    • Activation signal output circuit and determination circuit
    • 激活信号输出电路和确定电路
    • US07209842B2
    • 2007-04-24
    • US10536338
    • 2003-11-26
    • Kazuo MizunoRyu KimuraYoshiyuki KagoYukiomi TanakaKazuhiko EndoHisanori UdaHiroaki Hayashi
    • Kazuo MizunoRyu KimuraYoshiyuki KagoYukiomi TanakaKazuhiko EndoHisanori UdaHiroaki Hayashi
    • G06F19/00
    • H03D1/10H03D1/18
    • A start signal output circuit having an RF/DC conversion circuit to which radio frequency power (RF) of specified frequency is inputted and from which a direct current potential (DC) is outputted, comprises a detection/amplification circuit 210 which includes a voltage doubler wave-detector circuit 10 configured including a sensing diode Q1 (Tr34) for sensing the RF power, a differential amplifier including differential pair transistors Tr31 and Tr32, and a current mirror circuit. A base current of one Tr31 of the differential pair transistors is brought into substantial agreement with a DC component of a current flowing through the sensing diode Q1 (Tr34). A total of currents flowing through the differential pair transistors Tr31 and Tr32 is regulated to a substantially constant value by the current mirror circuit. Thus, the start signal output circuit which is small in size, high in sensitivity and low in power consumption can be realized.
    • 具有输入了特定频率的射频功率(RF)并从其输出直流电位(DC)的RF / DC转换电路的启动信号输出电路包括检测/放大电路210,其包括倍压器 波检测器电路10被配置为包括用于感测RF功率的感测二极管Q 1(Tr 34),包括差分对晶体管Tr 31和Tr 32的差分放大器和电流镜电路。 差分对晶体管的一个Tr 31的基极电流与流经感测二极管Q 1(Tr 34)的电流的直流分量基本一致。 流过差分对晶体管Tr 31和Tr 32的总电流通过电流镜电路被调节到基本恒定的值。 因此,可以实现尺寸小,灵敏度高,功耗低的启动信号输出电路。
    • 2. 发明申请
    • Activation signal output circuit and determining circuit
    • 激活信号输出电路和确定电路
    • US20060071654A1
    • 2006-04-06
    • US10536338
    • 2003-11-26
    • Kazuo MizunoRyu KimuraYoshiyuki KagoYukiomi TanakaKazuhiko EndoHisanori UdaHiroaki Hayashi
    • Kazuo MizunoRyu KimuraYoshiyuki KagoYukiomi TanakaKazuhiko EndoHisanori UdaHiroaki Hayashi
    • G01R25/00
    • H03D1/10H03D1/18
    • A start signal output circuit having an RF/DC conversion circuit to which radio frequency power (RF) of specified frequency is inputted and from which a direct current potential (DC) is outputted, comprises a detection/amplification circuit 210 which includes a voltage doubler wave-detector circuit 10 configured including a sensing diode Q1 (Tr34) for sensing the RF power, a differential amplifier including differential pair transistors Tr31 and Tr32, and a current mirror circuit. A base current of one Tr31 of the differential pair transistors is brought into substantial agreement with a DC component of a current flowing through the sensing diode Q1 (Tr34). A total of currents flowing through the differential pair transistors Tr31 and Tr32 is regulated to a substantially constant value by the current mirror circuit. Thus, the start signal output circuit which is small in size, high in sensitivity and low in power consumption can be realized.
    • 具有输入了特定频率的射频功率(RF)并从其输出直流电位(DC)的RF / DC转换电路的启动信号输出电路包括检测/放大电路210,其包括倍压器 波检测器电路10被配置为包括用于感测RF功率的感测二极管Q 1(Tr 34),包括差分对晶体管Tr 31和Tr 32的差分放大器和电流镜电路。 差分对晶体管的一个Tr 31的基极电流与流经感测二极管Q 1(Tr 34)的电流的直流分量基本一致。 流过差分对晶体管Tr 31和Tr 32的总电流通过电流镜电路被调节到基本恒定的值。 因此,可以实现尺寸小,灵敏度高,功耗低的启动信号输出电路。
    • 9. 发明授权
    • Fuel injection timing detecting apparatus for diesel engines
    • 柴油机燃油喷射定时检测装置
    • US4416150A
    • 1983-11-22
    • US307934
    • 1981-10-02
    • Yoshiyuki KagoSigeyuki Akita
    • Yoshiyuki KagoSigeyuki Akita
    • F02D45/00F02B3/06F02M65/00G01M15/00
    • F02M65/005F02B3/06
    • A fuel injection timing detecting apparatus for Diesel engines detects the displacement of a preliminarily-magnetized pressure pin which is contained in the body of a fuel injection nozzle of a Diesel engine to be moved by the pressure of pressurized fuel supply against the spring force of a pressure spring engaged with the pressure pin. The apparatus includes a magnetic sensing device externally attached to the body of the fuel injection nozzle for sensing a magnetic variation caused by the movement of the pressure pin thereby to detect the displacement of the pressure pin, and a signal processing circuit for amplifying and processing the output signal of the magnetic sensing device, whereby the apparatus is applicable to conventional fuel injection nozzles of Diesel engines without any need to modify the nozzles and makes it possible to detect easily and accurately fuel injection timings of the fuel injection nozzles.
    • 用于柴油发动机的燃料喷射定时检测装置检测预先被磁化的压力销的位移,该预定磁化压力销被装载在柴油发动机的燃料喷嘴的主体中,由于加压燃料供给的压力克服弹簧力 压力弹簧与压力销接合。 该装置包括外部附接到燃料喷嘴的主体的磁感测装置,用于感测由压力销的移动引起的磁性变化,从而检测压力销的位移;以及信号处理电路,用于放大和处理 输出信号,由此该装置可应用于柴油发动机的常规燃料喷射喷嘴,而不需要修改喷嘴,并且使得可以容易且准确地检测燃料喷射喷嘴的燃料喷射正时。
    • 10. 发明申请
    • Vehicle compartment wireless communications apparatus
    • 车厢无线通信设备
    • US20100303127A1
    • 2010-12-02
    • US12800659
    • 2010-05-20
    • Kiyokazu AkiyamaYuji SugimotoMichio ShamotoYoshiyuki Kago
    • Kiyokazu AkiyamaYuji SugimotoMichio ShamotoYoshiyuki Kago
    • H04B1/69
    • H04B1/7163
    • It is determined whether each of several subcarriers has an adequate propagation characteristic in a first horizontally polarized wave antenna. Of the several subcarriers, a subcarrier, which is determined to have an adequate propagation characteristic in the first horizontally polarized wave antenna, is assigned with transmission data. A transmission signal containing the transmission data is thereby transmitted from the first horizontally polarized wave antenna. In addition, of the several subcarriers, a subcarrier, which is determined not to have an adequate propagation characteristic in the first horizontally polarized wave antenna, is also assigned with transmission data in either a second horizontally polarized wave antenna or a vertically polarized, wave antenna. A transmission signal containing the transmission data is thus transmitted from the second horizontally polarized wave antenna or the vertically polarized wave antenna.
    • 在第一水平极化波天线中确定几个子载波中的每一个是否具有足够的传播特性。 在几个子载波中,在第一水平极化波天线中确定具有足够的传播特性的子载波被分配有传输数据。 从第一水平极化波天线发送包含发送数据的发送信号。 此外,在几个副载波中,在第一水平极化波天线中被确定为不具有足够传播特性的副载波也被分配在第二水平极化波天线或垂直极化波天线中的发射数据 。 因此,从第二水平极化波天线或垂直极化波天线发送包含发送数据的发送信号。