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    • 54. 发明公开
    • Antenna arrangement, method for tuning an antenna arrangement and apparatus with antenna arrangement
    • Antennenanordnung,Verfahren zum Anpassen einer Antennenanordnung und Vorrichtung mit Antennenanordnung
    • EP2256859A1
    • 2010-12-01
    • EP09160029.6
    • 2009-05-12
    • ST-Ericsson SA
    • Kerselaers, Anthony
    • H01Q1/24H01Q9/04H01Q21/28
    • H01Q1/243H01Q5/40H01Q9/0421H01Q9/0442H01Q9/045
    • Two antennas are described operating in different frequencies, e.g. GPS and Bluetooth frequency, form a combo antenna consisting of two antenna elements that are capacitive coupled. Each of the antenna elements has two connecting ports, one ground element and one feeding element. Both ground elements are closer to each other than the distance between the feeding elements, while the ground elements are close to the capacitive coupling position. Any suitable antenna may be used in the arrangement like a PIFA-type, a F-type or a loop-type. The antennas are located in a separate plane, which can be overlapping with the ground plane, or can be located aside of the ground plane forming an angle with it.
      According to an embodiment of the invention, a feeding structure is provided that has tuning elements suitable for tuning an impedance load as well as an inductive load on the respective antenna elements, and thereby allowing it to adapt the antenna arrangement to various mobile devices. Furthermore a method is provided that allows to adjust the input impedance and the resonating frequency of a respective antenna.
    • 描述了以不同频率工作的两个天线,例如。 GPS和蓝牙频率,形成由两个电容耦合的天线元件组成的组合天​​线。 每个天线元件具有两个连接端口,一个接地元件和一个馈电元件。 两个接地元件比馈电元件之间的距离更接近,而接地元件接近电容耦合位置。 任何合适的天线可以像PIFA型,F型或环型那样用于该布置中。 天线位于可与接地平面重叠的单独平面中,或者可以位于与其成一角度的接地平面之外。 根据本发明的实施例,提供了馈送结构,其具有适于调谐各个天线元件上的阻抗负载以及感应负载的调谐元件,从而允许其适配于各种移动设备。 此外,提供了一种允许调整相应天线的输入阻抗和谐振频率的方法。
    • 57. 发明公开
    • MULTIPLE BAND ANTENNA
    • 多频带天线
    • EP2118959A1
    • 2009-11-18
    • EP08712268.5
    • 2008-02-01
    • E.M.W. Antenna Co., Ltd
    • RYOU, Byung HoonSUNG, Won MoKIM, Gi Ho
    • H01Q1/24
    • H01Q9/30H01Q1/243H01Q5/00H01Q5/321H01Q5/357H01Q5/378H01Q5/40H01Q21/30
    • The present invention provides a multiple band antenna, including a first radiation element adapted to resonate at a first resonant frequency band by employing a resonant length, which is reduced by a coupling effect with a neighboring radiation element, a power feed unit coupled to one lower side of the first radiation element, a first inductor coupled in series to the other lower side of the first radiation element, a second radiation element adapted to face the first radiator to thereby obtain the coupling effect, wherein the second radiation element has a predetermined lower portion coupled to the first inductor, a second inductor having one end coupled in series to a predetermined upper portion of the second radiation element, and a third radiation element coupled to the other end of the second inductor, wherein the third radiation element operates as one radiation element together with the second radiation element and resonates at a second frequency band.
    • 本发明提供了一种多频带天线,包括第一辐射元件和第二辐射元件,所述第一辐射元件适于通过采用通过与相邻辐射元件的耦合效应而减小的谐振长度在第一谐振频带谐振,馈电单元耦合到第一 第一辐射元件,与第一辐射元件的另一下侧串联耦合的第一电感器,适于面对第一辐射器以由此获得耦合效应的第二辐射元件,其中第二辐射元件具有预定的下侧 部分耦合到第一电感器,第二电感器具有串联耦合到第二辐射元件的预定上部的一端和耦合到第二电感器的另一端的第三辐射元件,其中第三辐射元件作为一个 辐射元件与第二辐射元件一起并且在第二频带处谐振。
    • 60. 发明公开
    • ANTENNA DEVICE
    • 天线装置
    • EP2040335A1
    • 2009-03-25
    • EP07832090.0
    • 2007-11-19
    • Nippon Antena Kabushiki Kaisha
    • IKEDA, MasakazuTAINAKA, Yusuke
    • H01Q9/04H01Q1/32H01Q1/36
    • H01Q1/3275H01Q1/1214H01Q1/36H01Q1/38H01Q5/35H01Q5/371H01Q5/40H01Q9/36
    • Even though an antenna apparatus is low profile to have a height of not more than 70 mm, sensitivity is maximally suppressed from being deteriorated.
      In an antenna case 10 projecting from a vehicle in a height of not more than 70 mm, an antenna circuit board 30 on which an antenna pattern is formed is uprightly arranged and an amplifier circuit board 34 which amplifies a received signal output from the antenna circuit board 30 are housed. In the antenna circuit board 30, an antenna coil to resonate the antenna pattern in an FM waveband is inserted between the antenna pattern and a feeding point. Therefore, a low-profile antenna pattern having a length which is about 1/20 a wavelength of an FM broadcast resonates the FM band.
    • 即使天线装置的外形小于70mm的高度,也能够最大限度地抑制灵敏度的下降。 在从车辆突出高度不超过70mm的天线壳体10中,其上形成有天线图案的天线电路板30竖直地布置,放大器电路板34放大从天线电路输出的接收信号 板30被容纳。 在天线电路板30中,在天线方向图和馈电点之间插入使FM波段中的天线方向图共振的天线线圈。 因此,具有FM广播的波长的大约1/20的长度的低轮廓天线方向图共振FM频带。