Antenna matching apparatus
AssigneeMurata Manufacturing Co., Ltd.
InventorMinoru IWANAGA
Life of this patent
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Abstract
A high pass filter includes a first end connected to a first terminal and is a filter that transmits a signal in a first frequency band. A second terminal is connected to a second end of the high pass filter. A first switch includes a first end connected to the second end of the high pass filter. A third terminal is connected to a second end of the first switch. A low pass filter includes a first end connected to the first terminal and is a filter that transmits a signal in a second frequency band lower than the first frequency band. A fourth terminal is connected to a second end of the low pass filter. A second switch includes a first end connected to the second end of the low pass filter. A fifth terminal is connected to the second end of the second switch.
Claims20
An antenna matching apparatus comprising:
- a first terminal;
- a high pass filter including a first end connected to the first terminal, and transmitting a signal in a first frequency band;
- a low pass filter including a first end connected to the first terminal, and transmitting a signal in a second frequency band lower than the first frequency band;
- a second terminal connected to a second end of the high pass filter;
- a first switch including a first end connected to the second end of the high pass filter;
- a third terminal connected to a second end of the first switch;
- a fourth terminal connected to a second end of the low pass filter;
- a second switch including a first end connected to the second end of the low pass filter;
- and
- a fifth terminal connected to a second end of the second switch.
Dependencies are inferred from the claim text.