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    • 4. 发明授权
    • Windowpane for vehicle and antenna
    • 车窗玻璃窗和天线
    • US08941545B2
    • 2015-01-27
    • US13344874
    • 2012-01-06
    • Osamu KagayaKoji IkawaKoutarou Suenaga
    • Osamu KagayaKoji IkawaKoutarou Suenaga
    • H01Q1/32H01Q1/12H01Q13/10
    • H01Q1/1271H01Q13/10
    • A vehicle window glass has a glass plate, a conductive film laminated on the glass plate and an antenna structured with a feeding structure placed on the conductive film, and is characterized in that the feeding structure has a dielectric and a pair of electrodes, that the conductive film has a slot one end of which makes an upper edge of the conductive film an open end, and is disposed between the glass plate and the dielectric, and that the pair of electrodes are disposed on the opposite side of the side of the conductive film with the dielectric in between so that the slot is sandwiched between the pair of electrodes when the pair of electrodes are projected onto the conductive film, and are capacitively coupled to the conductive film.
    • 车窗玻璃具有玻璃板,层叠在玻璃板上的导电膜和设置在导电膜上的馈电结构的天线,其特征在于,馈电结构具有电介质和一对电极,即, 导电膜具有一个槽,其一端使导电膜的上边缘成为开口端,并且设置在玻璃板和电介质之间,并且一对电极设置在导电膜的一侧的相对侧上 其中电介质在其间,使得当一对电极被投影到导电膜上时狭缝夹在该对电极之间,并且电容耦合到导电膜。
    • 6. 发明申请
    • WINDOWPANE FOR VEHICLE AND ANTENNA
    • 用于车辆和天线的窗户
    • US20120154229A1
    • 2012-06-21
    • US13344874
    • 2012-01-06
    • Osamu KagayaKoji IkawaKoutarou Suenaga
    • Osamu KagayaKoji IkawaKoutarou Suenaga
    • H01Q1/32
    • H01Q1/1271H01Q13/10
    • A vehicle window glass has a glass plate, a conductive film laminated on the glass plate and an antenna structured with a feeding structure placed on the conductive film, and is characterized in that the feeding structure has a dielectric and a pair of electrodes, that the conductive film has a slot one end of which makes an upper edge of the conductive film an open end, and is disposed between the glass plate and the dielectric, and that the pair of electrodes are disposed on the opposite side of the side of the conductive film with the dielectric in between so that the slot is sandwiched between the pair of electrodes when the pair of electrodes are projected onto the conductive film, and are capacitively coupled to the conductive film.
    • 车窗玻璃具有玻璃板,层叠在玻璃板上的导电膜和设置在导电膜上的馈电结构的天线,其特征在于,馈电结构具有电介质和一对电极,即, 导电膜具有一个槽,其一端使导电膜的上边缘成为开口端,并且设置在玻璃板和电介质之间,并且一对电极设置在导电膜的一侧的相对侧上 其中电介质在其间,使得当一对电极被投影到导电膜上时狭缝夹在该对电极之间,并且电容耦合到导电膜。
    • 7. 发明授权
    • Temperature-measuring method and distributed optical fiber temperature
sensor
    • 温度测量方法和分布式光纤温度传感器
    • US5054935A
    • 1991-10-08
    • US534233
    • 1990-06-07
    • Yuzuru TanabeKoji Ikawa
    • Yuzuru TanabeKoji Ikawa
    • G01K11/12G01K11/32
    • G01K11/32
    • A temperature-measuring method which comprises inputting laser pulses into an optical fiber to be measured and measuring the temperature distribution in the fiber from the ratio of the amplitudes and the delay time of the Stokes light and the anti-Stokes light contained in the return beam from the optical fiber, wherein the temperature distribution is measured by using an equation: ##EQU1## where T(x) is the temperature to be measured, .THETA. is the reference temperature, R'(T) is the relative ratio of amplitude to the measuring point, R'(.THETA.) is the relative ratio of amplitude at the reference temperature point, k is the Boltzmann's constant, h is the Planck's constant, c is the velocity of light, .nu. is the Raman shift, .alpha. is the attenuation difference in the optical fiber between the Stokes light and the anti-Stokes light, and x is the distance, wherein the attenuation differenct .alpha. is represented by a function .alpha.{T(.tau.)} which is dependent on the temperature T(.tau.) at the measuring point .tau., and the exponential function in which the exponential part is represented by a value obtained by integrating the function .alpha.{T(.tau.)} with the variation d.tau. in distance, is employed as a correction factor.
    • 一种温度测量方法,包括将激光脉冲输入到要测量的光纤中,并根据斯托克斯光的振幅和延迟时间与包含在返回光束中的反斯托克斯光的比值来测量光纤中的温度分布 其中通过使用以下等式来测量温度分布:其中T(x)是要测量的温度,THETA是参考温度,R'(T)是幅度与 测量点,R'(THETA)是参考温度点的幅度的相对比例,k是玻尔兹曼常数,h是普朗克常数,c是光速,nu是拉曼位移,α是衰减差 在斯托克斯光和反斯托克斯光之间的光纤中,x是距离,其中衰减差异α由取决于温度T(τ)的函数α{T(τ)}表示 t指示测量点tau,并且其中指数部分由通过将函数α{T(τ)}与距离变化d tau积分而获得的值来表示的指数函数被用作校正因子。
    • 8. 发明授权
    • Artificial medium
    • 人造介质
    • US08344964B2
    • 2013-01-01
    • US12805946
    • 2010-08-25
    • Koji IkawaMasahide KogaFuminori WatanabeRyuta SonodaKazuhiko Niwano
    • Koji IkawaMasahide KogaFuminori WatanabeRyuta SonodaKazuhiko Niwano
    • H01Q15/02
    • H01Q1/425H01Q15/0086H01Q15/10
    • An artificial medium includes: a dielectric layer having a front surface and a back surface; a plurality of first grid lines respectively formed on the front surface and the back surface and extending in a first direction and a plurality of second grid lines extending in a second direction different from the first direction; and electrically conductive elements respectively formed on the front surface and the back surface of the dielectric layer and located in areas where the first grid lines intersect the second grid lines, wherein when an electromagnetic wave propagated in the direction of the thickness of the dielectric layer is incident, a current excited by the electromagnetic wave is increased in a prescribed operating frequency and a current loop is formed in a plane parallel to the direction of the thickness.
    • 人造介质包括:具有前表面和后表面的电介质层; 分别形成在前表面和后表面上并沿第一方向延伸的多个第一网格线和沿与第一方向不同的第二方向延伸的多个第二网格线; 以及分别形成在电介质层的前表面和后表面上并且位于第一栅格线与第二栅格线相交的区域中的导电元件,其中当在电介质层的厚度方向上传播的电磁波为 事件中,电磁波激发的电流在规定的工作频率下增加,并且电流环形成在平行于厚度方向的平面中。
    • 9. 发明授权
    • Electronic device
    • 电子设备
    • US07446716B2
    • 2008-11-04
    • US11451475
    • 2006-06-13
    • Fuminori WatanabeRyuta SonotaKoji AokiKoji Ikawa
    • Fuminori WatanabeRyuta SonotaKoji AokiKoji Ikawa
    • H01Q1/24
    • H01Q3/08H01Q1/2258H01Q9/285
    • A display unit includes a conductive portion 1. When it is assumed that there is an imaginary straight line m1, which extends in a direction perpendicular to a longitudinal direction of a dipole antenna 2, passes through a center of the dipole antenna 2 and is parallel to an antenna surface of the dipole antenna 2, the dipole antenna 2 is disposed on a lateral side of the display unit so that the imaginary straight line m1 is parallel to a display screen, is parallel to an upper side 1a or a lower side 1b of a main surface of the conductive portion and passes a lateral portion of the conductive portion 1. When the dipole antenna has a length LA in the longitudinal direction thereof, when the conductive portion has a thickness T, and when a radio wave for communication with the external device has a wavelength λ0 in the air, the formula of λ0≧LA≧T is established, a one side of the conductive portion has a greater length than the wavelength λ0, and a shortest distance d between each of peripheral portions of radiating conductors 2a and 2b and a peripheral portion of the conductive portion ranges from (LA/10) to 6LA.
    • 显示单元包括导电部分1。 当假设在与偶极天线2的纵向方向垂直的方向上延伸的假想直线m 1 1通过偶极天线2的中心并且平行于 偶极天线2的天线表面,偶极天线2设置在显示单元的横向侧,使得假想直线m 1 1平行于显示屏,平行于上部 侧面1a或下侧1b,并且通过导电部分1的侧部。 当偶极天线在其纵向方向上具有长度L A A时,当导电部分具有厚度T时,并且当与外部设备通信的无线电波具有波长λ<0 在空气中,确定了λ<0 > = L A A = / / T的公式,导电部分的一侧的长度大于 并且辐射导体2a和2b的周边部分和导电部分的周边部分的每个周边部分之间的最短距离d的范围从(L / A)/ 10)至6L
    • 10. 发明授权
    • Planar antenna
    • 平面天线
    • US07289075B2
    • 2007-10-30
    • US11004904
    • 2004-12-07
    • Osamu KagayaKiyoshi OshimaKoji Ikawa
    • Osamu KagayaKiyoshi OshimaKoji Ikawa
    • H01Q11/12
    • H01Q19/10H01Q1/12H01Q1/1271H01Q1/325H01Q9/28
    • There are disposed first coupling conductors, which comprise a pair of coupling branch lines 1 and 2 connected to the first antenna conductor 3 and extend inward from the first antenna conductor. The coupling branch lines 1 and 2 have open ends 1a and 2a disposed so as to be adjacent to each other and be capacitively coupled to each other. The open ends 1a and 2a of the coupling branch lines 1 and 2 are located at closest or substantially closest portions to each other. The second antenna conductor 13 includes second coupling conductors, which comprise a pair of coupling branch lines 11 and 12 connected the second antenna conductor 13 and extending inward from the second antenna conductor. The coupling branch lines 11 and 12 have open ends disposed so as to be adjacent to each other and be capacitively coupled to each other. The open ends of the coupling branch lines 11 and 12 are located at closest or substantially closest portions to each other.
    • 设置有第一耦合导体,其包括连接到第一天线导体3并从第一天线导体向内延伸的一对耦合支路线路1和2。 耦合支线1和2具有彼此相邻设置并且彼此电容耦合的开口端1a和2a。 耦合分支线1和2的开口端1a和2a位于彼此最近或基本上最靠近的部分。 第二天线导体13包括第二耦合导体,其包括连接第二天线导体13并从第二天线导体向内延伸的一对耦合分支线11和12。 耦合支线11和12具有设置成相互相邻并且彼此电容耦合的开放端。 联接分支线11和12的开口端位于彼此最近或基本上最接近的部分。