Patents
Patents for H03H 5 - One-port networks comprising only passive electrical elements as network components (778)
01/1988
01/20/1988EP0252943A1 Variable capacitance circuit.
01/07/1988EP0251914A2 Ceramic scrambler module
12/1987
12/15/1987US4713631 Varactor tuning circuit having plural selectable bias voltages
12/15/1987US4713602 Circuit resistance adjusting device
10/1987
10/06/1987US4698605 Monolithic LC feed-through filter having a ferrite body with a re-oxidized capacitive layer
09/1987
09/15/1987US4694283 Identification device in the form of a tag-like strip affixable to an article
09/01/1987US4691164 Nuclear magnetic resonance transmitter and receiver system
08/1987
08/25/1987US4689550 Method for adjusting an electronic circuit
08/11/1987US4686407 Split mode traveling wave ring-resonator
08/06/1987DE3602848A1 Electrical combination component as a closed LC circuit, and a method for its production
07/1987
07/16/1987WO1987004304A1 Variable capacitance circuit
06/1987
06/24/1987EP0226561A1 Arrangement for adjusting an impedance network in an integrated semiconductor circuit
02/1987
02/17/1987US4644505 Broadband matching network
02/11/1987CN86105213A Binary circuit adjusted impedance element and its exclusive switch
02/10/1987US4642691 Television signal input filter
01/1987
01/20/1987US4638270 Resonator comprising a coil formed of multiple layer alternately arranged conductive turns
01/13/1987US4635378 Apparatus for the dehumidifying masonary works
11/1986
11/04/1986US4621205 Method and apparatus for reducing varactor noise
10/1986
10/21/1986US4619001 Tuning systems on dielectric substrates
09/1986
09/30/1986US4614925 Resonator filters on dielectric substrates
08/1986
08/12/1986US4605845 Detectable card and entry and departure checking apparatus utilizing the same
06/1986
06/04/1986EP0182913A1 Method of adjusting electronic circuits
05/1986
05/27/1986US4591814 Electronic component comprising printed circuit elements disposed on a folded tape and method of making such component
04/1986
04/22/1986US4584544 Bandswitched interstage coupling network including a high side coupled capacitor
12/1985
12/05/1985WO1985005510A1 Method of adjusting electronic circuits
10/1985
10/08/1985CA1194943A1 Process for compensation of the temperature behaviour of an oscillating circuit, temperature compensated oscillator according to said process and use of said oscillator
08/1985
08/29/1985WO1985003732A1 Apparatus for dehumidifying masonry works
08/28/1985EP0152510A1 Apparatus for the dehumidification of masonry
07/1985
07/24/1985EP0149322A2 Method and apparatus for reducing varactor noise
07/10/1985EP0147499A2 Broadband impedance transformer and resonator
05/1985
05/22/1985EP0142380A2 Electronic article surveillance system using marker containing a distributed capacitance lc resonant circuit
04/1985
04/02/1985US4509023 Proximity switch
03/1985
03/06/1985EP0133799A2 Tuning system on dielectric substrates
02/1985
02/26/1985CA1183227A1 Tunable helical resonator
01/1985
01/23/1985EP0132088A1 Resonator filters on dielectric substrates
08/1984
08/21/1984US4467472 Diplexer for the separation of a signal and of a supply current
08/01/1984EP0114180A2 High frequency resonating circuit
06/1984
06/20/1984EP0110921A1 Tag-shaped identification device applicable to an object and manufacturing method thereof
06/19/1984CA1169503A1 Driving point impedance derived from a transfer impedance
02/1984
02/07/1984US4430630 Tuning circuit
12/1983
12/22/1983WO1983004448A1 Tag-shaped identification device applicable to an object and manufacturing method thereof
11/1983
11/02/1983EP0092555A1 Tag-shaped identification device attachable to an object.
08/1983
08/04/1983WO1983002701A1 Resonator for a regenerator
07/1983
07/26/1983US4395599 Driving point impedance derived from a transfer impedance
05/1983
05/24/1983US4385279 Tunable helical resonator
05/11/1983WO1983001697A1 Identification device formed as a band carried by a tag-like object
02/1983
02/17/1983WO1983000584A1 Tunable helical resonator
01/1983
01/26/1983EP0070796A1 Method for compensating the temperature dependence of the oscillation amplitude of a generator excited oscillating circuit, an oscillator compensated by this method and the use of such an oscillator
12/1982
12/08/1982EP0066010A1 Cross-over network for the separation of a signal current and a supply current
11/1982
11/30/1982US4361821 Capacitor coupling arrangement for UHF resonant structure
07/1982
07/06/1982US4338582 Electronically tunable resonator circuit
09/1981
09/01/1981US4287602 Rejection filter to remove TV channel 6 and FM radio interference
03/1981
03/24/1981US4258275 Miniature electronic device
03/10/1981US4255728 Parallel resonant electric circuit
02/1981
02/10/1981CA1095600A1 Series feed-through capacitor
12/1980
12/30/1980CA1092668A1 High frequency wide band resonant circuit
11/1980
11/25/1980US4236127 Electrical frequency responsive structure
07/1979
07/31/1979US4163202 Tuning apparatus and method of producing the same
07/10/1979US4160964 High frequency wide band resonant circuit
05/1979
05/22/1979CA1055173A1 Radio frequency tuner
04/1979
04/03/1979US4148003 Series feed-through capacitor
12/1978
12/26/1978CA1045220A2 Subnetworks for filter ladder networks
12/05/1978US4128818 Electrical frequency responsive structure
06/1978
06/13/1978US4095199 Electrical lc resonant circuit
03/1978
03/28/1978US4081770 Capacitive electric filter
02/1978
02/28/1978US4077014 Automatic gain control circuit
02/21/1978US4075583 Low loss tuneable filter
01/1978
01/03/1978US4066914 Electrically variable impedance circuits
10/1977
10/25/1977US4055822 Tuning circuit arrangement
10/18/1977US4054848 Ultrasonic oscillator
08/1977
08/02/1977US4039981 Variable impedance circuit
05/1977
05/24/1977US4025882 UHF tuner having frequency setting fine toned by varying characteristic impedance of resonant line
05/03/1977US4021762 Quartz crystal compensation circuit
05/03/1977US4021705 Resonant tag circuits having one or more fusible links
03/1977
03/29/1977US4015146 Negative resistance network
07/1976
07/06/1976US3968452 Signal level control circuit
06/1976
06/22/1976US3965441 Parallel resonant circuit with feedback means for increasing Q
04/1976
04/06/1976US3947934 Method of tuning a tunable microelectronic LC circuit
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