Patents
Patents for H01P - Waveguides; Resonators, lines or other devices of the waveguide type (98)
12/2010
12/22/2010CN1820390B Adjustable resonator filter
09/2010
09/07/2010US7791436 Radio frequency filter having coupled transmission lines and an acoustic impedance element
06/2010
06/23/2010CN1774832B Arrangement for dividing a filter output signal
12/2009
12/30/2009CN100576628C Band stop filter
12/09/2009CN100568616C A filter
12/09/2009CN100568615C Direct current extraction device
12/02/2009CN100566018C Input arrangement for a low-noise amplifier pair
04/2009
04/28/2009US7526263 Input arrangement for a low-noise amplifier pair
04/22/2009CN101416407A Enhanced holographic communications apparatus and method
04/09/2009WO2005013410A3 Enhanced holographic communications apparatus and method
01/2009
01/28/2009EP1935094B1 Radio frequency filter
01/27/2009US7482897 Band stop filter
01/21/2009EP1756907A4 Band stop filter
12/2008
12/16/2008US7466970 Arrangement for dividing a filter output signal
08/2008
08/21/2008US20080197942 Radio Frequency Filter
06/2008
06/25/2008EP1935094A2 Radio frequency filter
04/2008
04/02/2008EP1754276A4 Adjustable resonator filter
02/2008
02/21/2008US20080042783 Filter
02/06/2008CN101120480A Direct current catch device
11/2007
11/29/2007US20070273459 Band Stop Filter
11/14/2007EP1854166A2 A dc extracting arrangement
11/14/2007CN101073178A A filter
09/2007
09/27/2007WO2006043880A3 A dc extracting arrangement
07/2007
07/04/2007EP1803185A1 A filter
06/2007
06/26/2007US7236069 Adjustable resonator filter
06/14/2007US20070132528 Input arrangement for a low-noise amplifier pair
04/2007
04/18/2007CN1950971A Band stop filter
04/12/2007WO2007018436A3 Radio frequency filter
04/05/2007WO2007036607A1 Transmission line structure
03/2007
03/28/2007CN1938898A Input arrangement for a low-noise amplifier pair
02/2007
02/28/2007EP1756907A1 Band stop filter
02/21/2007EP1754276A1 Adjustable resonator filter
02/15/2007WO2007018436A2 Radio frequency filter
12/2006
12/06/2006EP1728295A1 Input arrangement for a low-noise amplifier pair
12/06/2006EP1728293A1 Arrangement for dividing a filter output signal
11/2006
11/09/2006US20060252400 Arrangement for dividing a filter output signal
10/2006
10/17/2006US7123115 Loaded line phase shifter having regions of higher and lower impedance
08/2006
08/16/2006CN1820390A Adjustable resonator filter
06/2006
06/21/2006EP1671394A2 Enhanced holographic communications apparatus and method
06/13/2006US7060636 Tunable dielectric device and process relating thereto
06/08/2006WO2006058965A1 Temperature-compensated resonator
06/08/2006WO2005053083A3 Tunable dielectric device and process relating thereto
05/2006
05/26/2006WO2005015679A3 Loaded line phase shifter
05/17/2006CN1774832A Arrangement for dividing a filter output signal
04/2006
04/27/2006WO2006043880A2 A dc extracting arrangement
04/27/2006WO2006043879A1 A filter
04/20/2006DE102005025680A1 Kombinierte Varistor- und LC-Filter-Vorrichtung Combined varistor and LC filter device
04/19/2006CN1761151A Combined varistor and LC filter device
04/13/2006US20060077646 Combined varistor and LC filter device
04/06/2006US20060071737 Adjustable resonator filter
02/2006
02/16/2006WO2005048395A3 A dielectric filter for filtering out unwanted higher order frequency harmonics and improving skirt response
12/2005
12/22/2005WO2005122323A1 Adjustable resonator filter
11/2005
11/17/2005WO2005109565A1 Band stop filter
10/2005
10/06/2005WO2005093896A1 Directional coupler
09/2005
09/29/2005WO2005091428A1 Input arrangement for a low-noise amplifier pair
09/29/2005WO2005091426A1 Arrangement for dividing a filter output signal
09/22/2005WO2005013410A9 Enhanced holographic communications apparatus and method
07/2005
07/07/2005WO2004109841A3 Fluid light appararus and method
06/2005
06/09/2005WO2005053083A2 Tunable dielectric device and process relating thereto
05/2005
05/26/2005WO2005048395A2 A dielectric filter for filtering out unwanted higher order frequency harmonics and improving skirt response
05/26/2005US20050110595 Loaded line phase shifter
05/12/2005US20050100077 Multipath-adapted holographic communications apparatus and methods
04/2005
04/21/2005US20050085051 Tunable dielectric device and process relating thereto
02/2005
02/24/2005US20050041805 Miniaturized holographic communications apparatus and methods
02/24/2005US20050041758 Holographic ranging apparatus and methods
02/24/2005US20050041757 Frequency-hopped holographic communications apparatus and methods
02/24/2005US20050041756 Real domain holographic communications apparatus and methods
02/24/2005US20050041752 Pulse-shaped holographic communications apparatus and methods
02/17/2005WO2005015679A2 Loaded line phase shifter
02/10/2005WO2005013410A2 Enhanced holographic communications apparatus and method
02/10/2005CA2534741A1 Enhanced holographic communications apparatus and method
02/03/2005WO2004032275A3 Improved on-chip vacuum microtube device and method for making such device
12/2004
12/16/2004WO2004109841A2 Fluid light appararus and method
12/09/2004US20040246700 Fluid light apparatus and method
10/2004
10/12/2004US6803725 On-chip vacuum microtube device and method for making such device
06/2004
06/10/2004US20040108550 On-chip vacuum microtube device and method for making such device
04/2004
04/15/2004WO2004032275A2 Improved on-chip vacuum microtube device and method for making such device
01/2001
01/02/2001US6169464 Dielectric filter
07/2000
07/12/2000CN1259774A Insulation wave filter
05/2000
05/18/2000DE19857358A1 Dielektrisches Filter A dielectric filter
07/1993
07/14/1993EP0466689B1 Band rejection filtering arrangement
05/1993
05/11/1993CA1317649C Band rejection filtering arrangement
10/1992
10/14/1992EP0508734A1 A ceramic filter
10/13/1992CA2065207A1 Ceramic band-stop filter
04/1992
04/01/1992EP0252114B1 Non-reactive radial line power divider/combiner with integral mode filters
03/1992
03/11/1992EP0238650B1 Broadband, high isolation radial line power divider/combiner
10/1990
10/18/1990WO1990012429A1 Band rejection filtering arrangement
10/16/1990US4963945 Band rejection filtering arrangement
04/1989
04/25/1989US4825175 For processing applied energy
03/1989
03/14/1989US4812782 Non-reactive radial line power divider/combiner with integral mode filters
01/1988
01/13/1988EP0252114A1 Non-reactive radial line power divider/combiner with integral mode filters.
09/1987
09/30/1987EP0238650A1 Broadband, high isolation radial line power divider/combiner.
04/1987
04/09/1987WO1987002187A1 Broadband, high isolation radial line power divider/combiner
04/09/1987WO1987002186A1 Non-reactive radial line power divider/combiner with integral mode filters
05/1985
05/07/1985CA1186756A1 Ceramic bandpass filter
02/1984
02/14/1984US4431977 Ceramic bandpass filter
08/1983
08/18/1983WO1983002853A1 Ceramic bandpass filter
05/1982
05/04/1982CA1123089A1 Method for mounting acoustic waveguide rod