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    • 2. 发明授权
    • Complex antenna
    • 复杂天线
    • US07659867B2
    • 2010-02-09
    • US11641157
    • 2006-12-19
    • Minoru HasegawaTakao Shimamori
    • Minoru HasegawaTakao Shimamori
    • H01Q1/36
    • H01Q11/08
    • Provided is a complex antenna which corresponds to both a circularly polarized wave and a linearly polarized wave. The complex antenna includes a substrate, a power feed terminal, four helical antenna devices disposed on the substrate at intervals of 90 degrees, four delay lines having different lengths by a quarter wavelength, and four switch modules which are connected to the power feed terminal in common and each of which is connected to each helical antenna device and each delay line. Each switch module selects one of a first mode in which the power feed terminal and each helical antenna device are directly connected and a second mode in which each delay line is connected to each helical antenna device so that a phase of a power feed fed from the power feed terminal and propagated from each delay line to each helical antenna device can be sequentially shifted by 90 degrees.
    • 提供对应于圆极化波和线偏振波的复合天线。 复合天线包括基板,馈电端子,以90度间隔设置在基板上的四个螺旋天线装置,具有四分之一波长的不同长度的四个延迟线,以及连接到馈电端子的四个开关模块 公共的,并且其中的每一个连接到每个螺旋天线装置和每个延迟线。 每个开关模块选择其中直接连接馈电端子和每个螺旋天线装置的第一模式中的一个以及其中每个延迟线连接到每个螺旋天线装置的第二模式,使得从 馈电端子并且从每个延迟线传播到每个螺旋天线装置可以顺序地偏移90度。
    • 3. 发明申请
    • Complex antenna
    • 复杂天线
    • US20070139293A1
    • 2007-06-21
    • US11641157
    • 2006-12-19
    • Minoru HasegawaTakao Shimamori
    • Minoru HasegawaTakao Shimamori
    • H01Q1/36
    • H01Q11/08
    • Provided is a complex antenna which corresponds to both a circularly polarized wave and a linearly polarized wave. The complex antenna includes a substrate, a power feed terminal, four helical antenna devices disposed on the substrate at intervals of 90 degrees, four delay lines having different lengths by a quarter wavelength, and four switch modules which are connected to the power feed terminal in common and each of which is connected to each helical antenna device and each delay line. Each switch module selects one of a first mode in which the power feed terminal and each helical antenna device are directly connected and a second mode in which each delay line is connected to each helical antenna device so that a power feed phase feed from the power feed terminal and propagated to each delay line can be sequentially shifted by 90 degrees.
    • 提供对应于圆极化波和线偏振波的复合天线。 复合天线包括基板,馈电端子,以90度间隔设置在基板上的四个螺旋天线装置,具有四分之一波长的不同长度的四个延迟线,以及连接到馈电端子的四个开关模块 公共的,并且其中的每一个连接到每个螺旋天线装置和每个延迟线。 每个开关模块选择其中直接连接馈电端子和每个螺旋天线装置的第一模式中的一个,以及其中每个延迟线连接到每个螺旋天线装置的第二模式,使得从馈电 终端并传播到每个延迟线可以顺序地偏移90度。
    • 4. 发明授权
    • Antenna device
    • 天线设备
    • US07403173B2
    • 2008-07-22
    • US11644787
    • 2006-12-22
    • Takao ShimamoriMinoru Hasegawa
    • Takao ShimamoriMinoru Hasegawa
    • H01Q3/24
    • H01Q1/242H01Q21/28
    • Provided is a compact antenna for installment in a portable terminal and adjusting a resonant frequency. The compact antenna device includes an antenna unit including first and second elements, the first element including a first antenna terminal having at least one of meandering and curved patterns wholly or partially, and the second element including an end connected to another end of the first element and another end having a second antenna terminal, a feeding unit exciting the antenna unit through the first and second antenna terminals, a switching circuit connected between the antenna unit and the feeding unit and selectively switching one or both of the first and second elements in order to connect one or both of the first and second elements to the feeding unit. A resonant frequency of the antenna unit varies during feeding by the feeding unit depending on the switching operation of the switching circuit.
    • 提供了一种用于安装在便携式终端中并调节谐振频率的小型天线。 小型天线装置包括具有第一和第二元件的天线单元,第一元件包括第一天线端子,其全部或部分具有曲折和弯曲图案中的至少一个,第二元件包括连接到第一元件的另一端的端部 另一端具有第二天线端子,通过第一和第二天线端子激励天线单元的馈电单元,连接在天线单元和馈电单元之间并且有选择地按顺序切换第一和第二元件中的一个或两个的切换电路 以将第一和第二元件中的一个或两个连接到馈送单元。 天线单元的谐振频率根据开关电路的开关动作由馈电单元馈电而变化。
    • 6. 发明申请
    • Antenna device
    • 天线设备
    • US20070182648A1
    • 2007-08-09
    • US11644787
    • 2006-12-22
    • Takao ShimamoriMiroru Hasegawa
    • Takao ShimamoriMiroru Hasegawa
    • H01Q1/24
    • H01Q1/242H01Q21/28
    • Provided is a compact antenna for installment in a portable terminal and adjusting a resonant frequency. The compact antenna device includes an antenna unit including first and second elements, the first element including a first antenna terminal having at least one of meandering and curved patterns wholly or partially, and the second element including an end connected to another end of the first element and another end having a second antenna terminal, a feeding unit exciting the antenna unit through the first and second antenna terminals, a switching circuit connected between the antenna unit and the feeding unit and selectively switching one or both of the first and second elements in order to connect one or both of the first and second elements to the feeding unit. A resonant frequency of the antenna unit varies during feeding by the feeding unit depending on the switching operation of the switching circuit.
    • 提供了一种用于安装在便携式终端中并调节谐振频率的小型天线。 小型天线装置包括具有第一和第二元件的天线单元,第一元件包括第一天线端子,其全部或部分具有曲折和弯曲图案中的至少一个,第二元件包括连接到第一元件的另一端的端部 另一端具有第二天线端子,通过第一和第二天线端子激励天线单元的馈电单元,连接在天线单元和馈电单元之间并且有选择地按顺序切换第一和第二元件中的一个或两个的切换电路 以将第一和第二元件中的一个或两个连接到馈送单元。 天线单元的谐振频率根据开关电路的开关动作由馈电单元馈电而变化。