Multiband high-frequency switch

Details Multiband high-frequency switch Multiband high-frequency switch

2005-01-25

2005-01-25

Nguyen, Lee (Department: 2682)

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

C455S073000, C455S078000, C455S080000, C455S082000, C455S083000, C455S084000, C370S276000, C370S278000, C370S282000, C333S100000, C333S101000

Reexamination Certificate

active

06847829

ABSTRACT:
A multiband high-frequency switch that is mainly used for mobile phones, comprising a strip line formed of the series connection of first and second strip lines. A second transmitting port is connected to the connection point of the strip lines connected in series via a third diode, and a second control port is connected between the second transmitting port and the third diode. In addition, first and second receiving ports are connected to the receiving-side port of the high-frequency switch via a diplexer.

REFERENCES:
patent: 6633748 (2003-10-01), Watanabe et al.
patent: 20040127182 (2004-07-01), Hayaski
patent: 0964477 (1999-12-01), None
patent: 08097743 (1996-04-01), None
patent: 11225088 (1999-08-01), None
patent: 11340872 (1999-12-01), None

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