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