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    • 64. 发明申请
    • DUPLEXER, COMMUNICATION MODULE, AND COMMUNICATION DEVICE
    • 双工器,通信模块和通信设备
    • US20100109800A1
    • 2010-05-06
    • US12686303
    • 2010-01-12
    • Masanori UedaShogo Inoue
    • Masanori UedaShogo Inoue
    • H03H7/46
    • H04B1/18H01F17/0006H01F19/08H03H7/42H03H7/463H03H9/0061H03H9/0571H03H9/0576H03H9/6469H03H9/6483H03H9/725H04B1/52
    • A duplexer of the present invention includes a reception filter (3) for passing signals in a predetermined frequency band and attenuates signals in the other frequency bands among reception signals input to an antenna port, and a transmission filter (4) for passing signals in a predetermined frequency band and attenuates signals in the other frequency bands among transmission signals input from the outside and outputting them to the antenna port. The duplexer further includes a conversion circuit (22) provided with a single-ended input terminal connected to the antenna port and balanced output terminals. The reception filter (3) is provided with a balanced input terminal connected to the output terminal of the conversion circuit (22) and a balanced output terminal for outputting the filtered reception signal. Thus, a balance-output-type duplexer that is connectable to a balance-input-type LNA and is free from loss and degradation in power-handling capability, a communication module and a communication device can be realized.
    • 本发明的双工器包括用于使预定频带中的信号通过的接收滤波器(3),并且对输入到天线端口的接收信号中的其它频带中的信号进行衰减;以及发送滤波器(4),用于在 预定频带,并衰减从外部输入的发送信号中的其他频带中的信号,并将其输出到天线端口。 双工器还包括具有连接到天线端口和平衡输出端子的单端输入端的转换电路(22)。 接收滤波器(3)设置有连接到转换电路(22)的输出端子的平衡输入端子和用于输出滤波后的接收信号的平衡输出端子。 因此,可以实现能够平衡输入型LNA连接并且没有功率处理能力的损耗和劣化的平衡输出型双工器,通信模块和通信设备。
    • 65. 发明授权
    • Duplexer
    • 双工器
    • US07579927B2
    • 2009-08-25
    • US11291775
    • 2005-12-02
    • Yasuhide IwamotoShogo InoueMasanori Ueda
    • Yasuhide IwamotoShogo InoueMasanori Ueda
    • H03H9/72
    • H03H9/564H03H9/0571H03H9/0576H03H9/14597H03H9/6456H03H9/706H03H9/72H03H9/725
    • A duplexer includes: a transmission filter and a reception filter that have different band center frequencies from each other; a phase matching circuit that performs phase matching on the transmission filter and the reception filter; and a laminated package that includes a first layer on which the transmission filter, the reception filter, and the phase matching circuit are mounted. In this duplexer, the first layer includes a first ground line pattern that is connected to a ground of the transmission filter, a second ground line pattern that is connected to a ground of the reception filter, a third ground line pattern that is connected to a ground of the phase matching circuit, and signal line patterns. The laminated package also includes a second layer that is located below the first layer. The second layer includes a partition ground line pattern that is located between the signal line patterns, a signal foot pad for external connection, and a ground foot pad. The first ground line pattern and the second ground line pattern are connected to the partition ground line pattern via the ground foot pad.
    • 双工器包括:具有彼此不同的频带中心频率的发送滤波器和接收滤波器; 在发送滤波器和接收滤波器上执行相位匹配的相位匹配电路; 以及包括其上安装有发送滤波器,接收滤波器和相位匹配电路的第一层的层叠封装。 在该双工器中,第一层包括连接到发送滤波器的接地的第一接地线图案,连接到接收滤波器的接地的第二接地线图案,连接到接收滤波器的接地的第三接地线图案 相位匹配电路的地,以及信号线图案。 层压包装还包括位于第一层下方的第二层。 第二层包括位于信号线图案之间的分隔地线图形,用于外部连接的信号脚垫和接地脚垫。 第一接地线图案和第二接地线图案经由接地脚垫连接到分隔地线图案。
    • 66. 发明申请
    • Filter and duplexer
    • 过滤器和双工器
    • US20070268091A1
    • 2007-11-22
    • US11798927
    • 2007-05-17
    • Yasuhide IwamotoShogo InoueMasanori UedaSeiichi Mitobe
    • Yasuhide IwamotoShogo InoueMasanori UedaSeiichi Mitobe
    • H03H9/70
    • H03H9/725
    • A duplexer includes: a first filter that is connected to a common terminal and a first terminal, and includes a first series-arm resonator; a second filter that is connected to the common terminal and a second terminal; a first inductor that is connected in parallel to the first series-arm resonator; a mounting unit that has the first filter and the second filter mounted thereon; a first inductor line that is provided on the mounting unit, and connects the first inductor and the first series-arm resonator; and a first terminal line that is provided on the mounting unit, and connects the first filter and the first terminal. In this duplexer, the directions of currents flowing through the first inductor line and the first terminal line cross each other.
    • 双工器包括:连接到公共端子和第一端子的第一滤波器,并且包括第一串联臂谐振器; 连接到公共端子和第二端子的第二滤波器; 与第一串联臂谐振器并联连接的第一电感器; 安装单元,其具有安装在其上的第一过滤器和第二过滤器; 第一电感线,设置在所述安装单元上,并且连接所述第一电感器和所述第一串联臂谐振器; 以及第一端子线,其设置在所述安装单元上,并且连接所述第一过滤器和所述第一端子。 在该双工器中,流过第一电感线和第一端子线的电流的方向彼此交叉。
    • 68. 发明授权
    • Filter and duplexer
    • 过滤器和双工器
    • US07548135B2
    • 2009-06-16
    • US11407284
    • 2006-04-20
    • Yasuhide IwamotoShogo InoueMasanori Ueda
    • Yasuhide IwamotoShogo InoueMasanori Ueda
    • H03H9/72H03H9/64H03H9/54
    • H03H9/725H03H9/0576H03H9/72
    • A filter includes a filter chip, a laminated portion on which the filter chip is mounted, an input/output terminal provided in the laminated portion, a first U-shaped line pattern provided on a first layer and coupled to the filter chip, the first layer being included in the laminated portion between the filter chip and the input/output terminal, and a second U-shaped line pattern provided on a second layer to substantially overlap the first U-shaped line pattern and coupled to the first U-shaped line pattern and the input/output terminal, the second layer being included in the laminated portion between the first layer and the input/output terminal.
    • 滤波器包括滤波器芯片,安装有滤波器芯片的层叠部分,设置在层叠部分中的输入/输出端子,设置在第一层上并耦合到滤波器芯片的第一U形线图案,第一 包括在过滤芯片和输入/输出端子之间的层叠部分中的第二U形线图案,以及设置在第二层上以与第一U形线图案基本重叠并且耦合到第一U形线 图案和输入/输出端子,第二层被包括在第一层和输入/输出端子之间的层叠部分中。