| Patents for H03H 7 - Multiple-port networks comprising only passive electrical elements as network components (15,104) |
|---|
| 02/20/1997 | WO1997006596A1 Passive and aperiodic electrical signal attenuation and phase-shifting device |
| 02/20/1997 | DE19530547A1 Circuit for attenuating HF signals |
| 02/20/1997 | DE19529271C1 Phase change switch which switches between four phase positions |
| 02/18/1997 | US5604470 Duplexer having transmit and receive sections mounted on a single substrate |
| 02/13/1997 | WO1997005716A1 Noise suppression in pwm-driven dc motor |
| 02/13/1997 | WO1997005698A1 Automatically switched equalization circuit |
| 02/11/1997 | US5602558 Glass antenna system for automobiles |
| 02/11/1997 | US5602517 Laminate type LC composite device having coils with opposing directions and adjacent leads |
| 02/11/1997 | US5602516 Asymmetrical notch filter |
| 02/05/1997 | EP0757436A1 Circuit arrangement with a multiplexer |
| 02/05/1997 | EP0757412A2 Antenna plug socket |
| 02/05/1997 | CN1142138A Slope-compensation adjustable attenuator |
| 02/04/1997 | US5600176 Integrated voltage divider |
| 01/29/1997 | CN2246353Y Harmonic suppressor of electronic ballast |
| 01/28/1997 | US5598480 Multiple output transformer network for sound reproducing system |
| 01/28/1997 | US5598131 AC coupled termination |
| 01/14/1997 | US5594408 Potentiometer |
| 01/14/1997 | CA2098009C Filter circuit for attenuating high frequency signals |
| 01/09/1997 | WO1997001220A1 Branching device |
| 01/09/1997 | WO1997001218A1 A digital radio system, a digital radio device, and a quadrature demodulator |
| 01/08/1997 | EP0752757A1 Rf match detector circuit with dual directional coupler |
| 01/07/1997 | US5592134 EMI filter with a ceramic material having a chemical reaction inhibiting component |
| 01/07/1997 | US5592133 Build-out network for a built-in type balanced line driver circuit |
| 01/02/1997 | EP0751616A1 Matching arrangement (SAW) |
| 01/02/1997 | EP0751580A2 Window glass antenna device |
| 01/02/1997 | EP0751571A2 A multilayer hybrid circuit |
| 01/02/1997 | DE19625661A1 Circuit element value, e.g. resistance, adjusting control apparatus for integrated circuit |
| 01/02/1997 | DE19522673A1 Directional coupler esp. for high frequency signals |
| 12/31/1996 | US5590016 Multilayer through type capacitor array |
| 12/31/1996 | US5589844 Automatic antenna tuner for low-cost mobile radio |
| 12/27/1996 | WO1996042134A1 Amplifier |
| 12/27/1996 | WO1996042094A1 Chip coil |
| 12/19/1996 | DE19521387A1 Matching or adaptor network tuning method e.g. for HF plasma generation |
| 12/18/1996 | EP0613596B1 High and medium power radioelectric filter |
| 12/17/1996 | US5585014 Method and apparatus for electrical discharge machining using variable capacitance and variable inductance |
| 12/12/1996 | WO1996039727A1 Automatic antenna tuner for low-cost mobile radio |
| 12/12/1996 | DE19520824A1 Data transmission device for track-to-train communications |
| 12/11/1996 | EP0746904A1 Television receiver with saw filter coupling |
| 12/10/1996 | US5583500 Method and apparatus for parallel encoding and decoding of data |
| 12/10/1996 | US5583470 Laminated inductor array comprising a crosstalk inhibiting layer |
| 12/03/1996 | US5581626 Automatically switched equalization circuit |
| 12/03/1996 | US5581141 Surface acoustic wave filter |
| 11/27/1996 | EP0744831A2 Wireless unit for a time division multiple access system |
| 11/27/1996 | EP0744097A1 Terminating transmission line impedance-matching circuit |
| 11/26/1996 | US5579243 Modal parameter estimation for stable filters |
| 11/21/1996 | DE19619710A1 LC filter with inductor forming patterned electrodes |
| 11/21/1996 | DE19611879A1 Bandpaßfilter für Vorverstärker Bandpass filter for preamplifier |
| 11/19/1996 | US5576673 Small, low-pass filter for high power applications |
| 11/19/1996 | US5576661 Frequency characteristic of semiconductor device in ultra-high frequency band |
| 11/14/1996 | WO1996036111A1 Audio crossover circuit |
| 11/12/1996 | US5574413 Tunable filter having a capacitive circuit connected to ground |
| 11/12/1996 | US5574411 Lumped parameter balun |
| 11/12/1996 | US5574410 Impedance matching network |
| 11/06/1996 | EP0741452A2 Attenuator unit, step attenuator, and electronic apparatus |
| 11/06/1996 | EP0741414A2 Monolithic microwave integrated circuit and method |
| 11/05/1996 | US5572610 Waveguide-type optical device and impedance matching method thereof |
| 11/05/1996 | US5572171 Signal distribution system with plural lines segments in a path and having varying sensitivities |
| 11/05/1996 | US5572170 Electronically tuned matching networks using adjustable inductance elements and resonant tank circuits |
| 10/31/1996 | WO1996034453A1 Tunable interstage filter |
| 10/31/1996 | WO1996034452A1 Agc circuit arrangement for a tuner |
| 10/29/1996 | US5570037 Switchable differential terminator |
| 10/24/1996 | DE19540647A1 Integrated semiconductor circuit device for central processing unit connected integrated circuit |
| 10/23/1996 | CN2238520Y Simple high power factor electronic ballast |
| 10/22/1996 | US5568560 Audio crossover circuit |
| 10/22/1996 | US5568105 Spurious frequency suppressor |
| 10/16/1996 | EP0738023A2 Antenna device |
| 10/15/1996 | US5566040 Protection arrangement for an electronic device sensitive to electromagnetic radiation |
| 10/15/1996 | US5565896 Termination circuit for RGB lines |
| 10/15/1996 | US5565881 Balun apparatus including impedance transformer having transformation length |
| 10/15/1996 | US5565823 For controlling an amplitude of an rf signal |
| 10/09/1996 | EP0736971A1 Notch filter with adjustable rejection frequency |
| 10/09/1996 | EP0736925A2 A double-acting antenna and a mobile phone comprising such an antenna |
| 10/08/1996 | US5563557 Attenuator having a plurality of current source circuits |
| 10/02/1996 | EP0735699A2 Speech signal processing circuit for decoding coded speech signal and speech signal processing method therefor |
| 10/02/1996 | EP0735697A2 Circulator device |
| 10/02/1996 | EP0734594A1 Microwave filter |
| 10/01/1996 | US5561401 Quadrature modulator operable in quasi-microwave band of digital communication system |
| 09/26/1996 | WO1996029782A1 Non-interruptible tap and method |
| 09/26/1996 | WO1996029781A1 Non-interruptible tap and method |
| 09/26/1996 | WO1996029756A1 Dual frequency antenna with integral diplexer |
| 09/26/1996 | CA2215183A1 Non-interruptible tap and method |
| 09/26/1996 | CA2213848A1 Dual frequency antenna with integral diplexer |
| 09/25/1996 | EP0733261A1 Attenuator especially for audio-signals |
| 09/19/1996 | DE19608219A1 Störschutzeinrichtung Störschutzeinrichtung |
| 09/18/1996 | EP0732808A2 Phase shifter |
| 09/18/1996 | EP0732804A1 Filter circuit |
| 09/17/1996 | US5557138 LC element and semiconductor device |
| 09/12/1996 | DE19528370C1 Aerial socket for cable television system |
| 09/12/1996 | DE19507568A1 Satellite signal receiving apparatus |
| 09/11/1996 | EP0731586A1 Balanced ternary code |
| 09/10/1996 | US5555285 Multi-variate system having an intelligent telecommunications interface with automatic adaptive delay distortion equalization (and related method) |
| 09/10/1996 | US5554956 Othogonal insertion phase tuning method |
| 09/03/1996 | CA2170784A1 Noise suppressor |
| 08/29/1996 | DE19607201A1 Anti-HF-noise filter for voltage source inverter |
| 08/28/1996 | EP0729239A1 Antenna sharing device |
| 08/22/1996 | WO1996018239A3 Terminating transmission line impedance-matching circuit |
| 08/20/1996 | US5548255 Compact diplexer connection circuit |
| 08/20/1996 | US5548254 Balanced-to-unbalanced transformer |
| 08/20/1996 | US5548236 Phase shifting apparatus and method with frequency multiplication |
| 08/13/1996 | US5546058 Feedthrough LC filter with a deformation preventing spring |