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    • 6. 发明授权
    • Antenna device
    • 天线设备
    • US06222489B1
    • 2001-04-24
    • US09525821
    • 2000-03-15
    • Teruhisa TsuruHarufumi MandaiKoji ShirokiKenji AsakuraSeiji Kanba
    • Teruhisa TsuruHarufumi MandaiKoji ShirokiKenji AsakuraSeiji Kanba
    • H01Q136
    • H01Q1/38H01Q1/362H01Q9/285
    • An antenna device, comprising an antenna unit including basic body comprising at least one of dielectric ceramic and magnetic ceramic, at least one conductor disposed at least one of inside and on a surface of the basic body, and a feeding electrode for applying a voltage to the conductor disposed on the surface of the basic body; a mounting board on which the antenna unit is mounted; a ground part in association with the mounting board and adapted to resonate with the antenna unit; and a length in the polarization direction of a radio wave of the ground part being about &lgr;/4 or more, where &lgr; is a wavelength of the radio wave, the basic body comprising a first generally planar sheet having a plurality of spaced, first conductors formed on one major surface thereof and a second generally planar sheet having a plurality of spaced second conductors formed on one major surface thereof; the first and second generally planar sheets being laminated together to form an elongated structure wherein respective pairs of the first and second conductors are coupled to one another to form respective spiral loops of a spiral antenna so that a central axis of the spiral antenna extends generally parallel to a longitudinal direction of the elongated structure; each of the sheets being formed of a material having a permeability of 1
    • 一种天线装置,包括天线单元,所述天线单元包括基体,所述天体单元包括介电陶瓷和磁性陶瓷中的至少一种,至少一个布置在所述基体的内部和表面中的至少一个导体,以及馈电电极, 所述导体设置在所述基体的表面上; 安装天线单元的安装板; 与安装板相关联并适于与天线单元谐振的接地部分; 并且所述接地部分的无线电波的极化方向上的长度约为lambd / 4或更大,其中lambd是所述无线电波的波长,所述基体包括具有多个间隔开的第一导体 在其一个主表面上形成有第二大体上平坦的片,其具有形成在其一个主表面上的多个间隔开的第二导体; 所述第一和第二大体平坦的片材被层压在一起以形成细长的结构,其中相应的第一和第二导体的对彼此耦合以形成螺旋形天线的相应的螺旋环,使得螺旋天线的中心轴线大致平行地延伸 到所述细长结构的纵向方向; 每个片材由导磁率为1 <7或介电常数εi为1
    • 8. 发明授权
    • Surface mounting type antenna system
    • 表面安装型天线系统
    • US5818398A
    • 1998-10-06
    • US823828
    • 1997-03-25
    • Teruhisa TsuruHaruhumi MandaiKoji ShirokiKenji Asakura
    • Teruhisa TsuruHaruhumi MandaiKoji ShirokiKenji Asakura
    • H01Q1/36H01Q11/08H01Q1/24
    • H01Q1/362H01Q11/08
    • A surface mounting type antenna system 10 is formed by spirally winding a conductor 14 made of copper or copper alloy, with a power supply member 12 provided at one end of the conductor 14, the other end thereof being a free end 13, on the edge faces of a rectangular parallelepiped as a dielectric substrate 11 by printing, deposition, pasting or plating. The dielectric substrate 11 is prepared by stacking a plurality of layers of ceramics, resin or a combination of ceramics and resin. On the underside 111 of the dielectric substrate 11 lies a power supply terminal 15 to which the power supply member 12 of the conductor 14 is connected. The power supply terminal 15 is simultaneously used as a fixing terminal for securing the surface mounting type antenna system 10 to, for example, a mounting board. Moreover, the conductor 14 squarely intersecting the axis C of the conductor winding is rectangular in transverse cross section having a width of w and a length of l.
    • 表面安装型天线系统10通过螺旋地缠绕由铜或铜合金制成的导体14而形成,电源构件12设置在导体14的一端,另一端为自由端13,在边缘 通过印刷,沉积,糊化或电镀作为电介质基板11的长方体的表面。 电介质基板11通过层叠多层陶瓷,树脂或陶瓷和树脂的组合来制备。 电介质基板11的下侧111位于与导体14的电源部件12连接的电源端子15上。 电源端子15同时用作用于将表面安装型天线系统10固定到例如安装板的固定端子。 此外,与导体绕组的轴线C正交地交叉的导体14在宽度为w且长度为l的横截面中为矩形。