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Class Information
Number: 333/104
Name: Wave transmission lines and networks > Plural channel systems > Having branched circuits > Including switching means > Having semiconductor operating means > Using tem lines
Description: Subject matter whereby the dominant mode in the transmission lines is of the type having only transverse electromagnetic components.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8558639 High frequency switch Oct. 15, 2013
8482360 RF switch with high isolation performance Jul. 9, 2013
8466736 Switch with reduced insertion loss Jun. 18, 2013
8451044 Switching circuit May. 28, 2013
8416031 Multiple pole multiple throw switch device based on composite right and left handed metamaterial structures Apr. 9, 2013
8390394 High frequency switch Mar. 5, 2013
8368484 High-frequency module Feb. 5, 2013
8228112 Switch with reduced insertion loss Jul. 24, 2012
8102221 RF switch Jan. 24, 2012
8103221 High-isolation transmit/receive switch on CMOS for millimeter-wave applications Jan. 24, 2012
8089328 Electronic switching device for high-frequency signals Jan. 3, 2012
8049574 High power UHF single-pole multi-throw switch Nov. 1, 2011
8014731 Electric circuit module, circuit module arrangement and use of said circuit module and of said circuit module arrangement Sep. 6, 2011
7899409 Apparatus for controlling impedance Mar. 1, 2011
7893791 Gallium nitride switch methodology Feb. 22, 2011
7873329 Transceiver having mixer/filter within receiving/transmitting cavity Jan. 18, 2011
7864000 High frequency switching circuit Jan. 4, 2011
7787831 High-frequency switch Aug. 31, 2010
7711389 High frequency module May. 4, 2010
7659794 Single-pole-double-throw switch integrated with band pass filtering function Feb. 9, 2010
7649430 Switching device, and testing apparatus Jan. 19, 2010
7646260 Switching device with selectable phase shifting modes for reduced intermodulation distortion Jan. 12, 2010
7642881 Vanadium oxide RF/microwave integrated switch suitable for use with phased array radar antenna Jan. 5, 2010
7612633 High-frequency switch Nov. 3, 2009
7557674 Matrix switch Jul. 7, 2009
7546089 Switchable directional coupler for use with RF devices Jun. 9, 2009
7532087 Switch circuit May. 12, 2009
7511592 Switch circuit and integrated circuit Mar. 31, 2009
7423498 Compact multilayer circuit Sep. 9, 2008
7417515 On-chip TX/RX antenna switching Aug. 26, 2008
7411471 High-frequency switch Aug. 12, 2008
7391284 High-frequency switch Jun. 24, 2008
7372345 Circuit for connection of at least two signal sources with at least one signal output May. 13, 2008
7373171 Front end module May. 13, 2008
7368971 High power, high frequency switch circuits using strings of power transistors May. 6, 2008
7321274 RF switch Jan. 22, 2008
7286001 High-frequency switching device and semiconductor device Oct. 23, 2007
7280006 High-frequency switch circuit device Oct. 9, 2007
7250829 High frequency switch Jul. 31, 2007
7230508 Compact high-power beam hopping switch network Jun. 12, 2007
7205864 Distributed matrix switch Apr. 17, 2007
7199635 High-frequency switching device and semiconductor Apr. 3, 2007
7197284 Antenna switches including field effect transistors Mar. 27, 2007
7193487 Multilayer board switch matrix Mar. 20, 2007
7183875 High frequency switching component with electrostatic surge elimination Feb. 27, 2007
7173471 High frequency switching circuit and semiconductor device Feb. 6, 2007
7171234 High-frequency switch circuit Jan. 30, 2007
7146137 High-frequency switch Dec. 5, 2006
7129805 Method of increasing the operating frequency in a series-shunt configured PIN diode switch Oct. 31, 2006
7130655 High-frequency switch circuit Oct. 31, 2006

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