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    • 14. 发明申请
    • Antenna Device and Wireless Communication Device Using the Same
    • 天线设备和使用其的无线通信设备
    • US20090040109A1
    • 2009-02-12
    • US10584000
    • 2006-01-31
    • Akihiko IguchiYuki SatohMisako Sasagawa
    • Akihiko IguchiYuki SatohMisako Sasagawa
    • H01Q1/38
    • H01Q21/30H01Q1/2283H01Q1/40H01Q5/40H01Q9/0421H01Q9/0442
    • An antenna device including a first Planar Inverted F Antenna (PIFA) operating at a first frequency and a second PIFA operating at a second frequency that is higher than the first frequency and disposed in a state in which it is insulated from the first PIFA. The antenna device has an antenna element in which a first short-circuit lead wire and a second short-circuit lead wire are coupled to a ground terminal provided on a substrate, a first feeding lead wire is coupled to a feeding terminal provided on a substrate via first matching circuit and a second feeding lead wire is coupled to a feeding terminal provided on the substrate via a second matching circuit. Thus, an antenna device which has a high degree of freedom for adjusting characteristics corresponding to a plurality of frequency bands can be realized.
    • 一种天线装置,包括以第一频率工作的第一平面倒F天线(PIFA)和以比第一频率高的第二频率工作的第二PIFA,并且处于与第一PIFA绝缘的状态。 天线装置具有天线元件,其中第一短路引线和第二短路引线被耦合到设置在基板上的接地端子,第一馈电引线被耦合到设置在基板上的馈电端子 经由第一匹配电路和第二馈电引线经由第二匹配电路耦合到设置在基板上的馈电端子。 因此,可以实现具有用于调整与多个频带相对应的特性的高自由度的天线装置。
    • 15. 发明授权
    • Antenna apparatus and portable wireless device using the same
    • 天线装置和使用其的便携式无线装置
    • US07417591B2
    • 2008-08-26
    • US11353620
    • 2006-02-14
    • Akihiko IguchiYuki Satoh
    • Akihiko IguchiYuki Satoh
    • H01Q1/24H01Q1/48
    • H01Q9/40H01Q1/243H01Q1/521H01Q21/28
    • An antenna apparatus and a portable wireless device using the same are disclosed, in which a coupling between antenna elements is reduced and an isolation property is improved even when frequencies of antenna elements are close or overlapped. The antenna apparatus includes a ground board, a first antenna element corresponding to a first frequency band, a second antenna element corresponding to a second frequency band in the vicinity of, or overlapped with the first frequency band, a first power feeding part connecting the ground board to the first antenna element and a second power feeding part connecting the ground board to the second antenna element, in which the first antenna element is arranged in a direction at an angle of an integer multiple of 90 degrees with respect to a long edge of the ground board, and the second antenna element is arranged in parallel with the long edge of the ground board.
    • 公开了一种天线装置和使用该天线装置的便携式无线装置,其中天线元件之间的耦合减小,并且即使天线元件的频率接近或重叠,隔离性能也得到改善。 天线装置包括接地板,对应于第一频带的第一天线元件,与第一频带附近或与第一频带重叠的第二频带的第二天线元件,连接地面的第一馈电部 将第一天线元件连接到第一天线元件和将接地板连接到第二天线元件的第二馈电部分,其中第一天线元件相对于第一天线元件的长边以相对于90度的整数倍的整数倍的角度排列 接地板和第二天线元件与接地板的长边平行布置。
    • 18. 发明授权
    • Wireless device having antenna
    • 具有天线的无线设备
    • US07084831B2
    • 2006-08-01
    • US11023494
    • 2004-12-29
    • Naoyuki TakagiYuki Satoh
    • Naoyuki TakagiYuki Satoh
    • H01Q1/24H01Q21/00H01Q1/50
    • H01Q21/30H01Q1/243H01Q1/38H01Q5/40H01Q9/42
    • A wireless device includes a first antenna element resonating with a first frequency, a first feeding point coupled to the first antenna element and disposed on a ground plane in the wireless device, and a first matching circuit of which its first end is coupled to the first feeding point. The wireless device also includes a second antenna element resonating a second frequency higher than the first frequency, a second feeding point coupled to the second antenna element and disposed on the ground plane, a second matching circuit of which one end is coupled to the second feeding point, and a radio circuit coupled via a transmission line to a common connection point shared by respective second ends of the first and second matching circuits.
    • 无线设备包括与第一频率谐振的第一天线元件,耦合到第一天线元件并设置在无线设备中的接地平面上的第一馈电点,以及第一匹配电路,其第一端耦合到第一天线元件 喂食点。 无线设备还包括谐振高于第一频率的第二频率的第二天线元件,耦合到第二天线元件并设置在接地平面上的第二馈电点,第二匹配电路,其一端耦合到第二馈电 以及通过传输线耦合到由第一和第二匹配电路的相应第二端共享的公共连接点的无线电电路。
    • 20. 发明授权
    • High-frequency composite switch module and mobile communication device using the same
    • 高频复合开关模块和移动通信设备使用相同
    • US06998912B2
    • 2006-02-14
    • US10470356
    • 2002-09-11
    • Hiroshi KushitaniYuki Satoh
    • Hiroshi KushitaniYuki Satoh
    • H03F1/14
    • H04B1/44H04B1/52
    • A high frequency composite switch module for a mobile communication device, wherein high frequency circuits such as a power amplifier, a circuit functioning as a transmitter/receiver switching circuit, a surface acoustic wave (SAW) filter for reception, and the like are modularized into one unit. A transmitter circuit includes a transmitter side impedance converter comprising an impedance matching circuit and an impedance converter circuit, a power amplifier and a power supply unit. A receiver circuit includes a receiver-side impedance converter comprising a phase shifting circuit and a SAW filter. The power amplifier and the impedance converter circuit are integrated into one IC chip. At least one of the matching circuit, the power supply unit and the phase shifting circuit is formed inside a multilayer board comprised of a conductor layer and a dielectric layer. The IC chip and the SAW filter are also mounted on the multilayer board.
    • 一种用于移动通信设备的高频复合开关模块,其中诸如功率放大器,用作发射机/接收机切换电路的电路,用于接收的表面声波(SAW)滤波器等等的高频电路被模块化为 一个单位。 发射机电路包括发射机侧阻抗转换器,其包括阻抗匹配电路和阻抗转换器电路,功率放大器和电源单元。 接收机电路包括接收机侧阻抗变换器,其包括移相电路和SAW滤波器。 功率放大器和阻抗转换器电路集成在一个IC芯片中。 匹配电路,电源单元和移相电路中的至少一个形成在由导体层和电介质层构成的多层基板内。 IC芯片和SAW滤波器也安装在多层板上。