| Patents for H03D 9 - Demodulation or transference of modulation of modulated electromagnetic waves (1,196) |
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| 04/15/1998 | CN1179020A Microwave mixer circuit and down converter using said circuit |
| 04/14/1998 | US5740528 Planar triply-balanced microstrip mixer |
| 04/09/1998 | WO1998015065A1 Slotline-mounted flip chip structures |
| 04/09/1998 | WO1998015064A1 Slotline-mounted flip chip |
| 04/09/1998 | DE19703687C1 Diode arrangement for double-balanced mixer |
| 03/26/1998 | WO1998012769A1 Thick film construct for quadrature translation of rf signals |
| 03/26/1998 | CA2265810A1 Thick film construct for quadrature translation of rf signals |
| 03/25/1998 | EP0831583A1 Microwave mixing circuit and down-converter using the same |
| 03/24/1998 | US5732343 Microwave harmonic mixer circuit of super conducting quantum interference device |
| 03/05/1998 | DE19619442A1 Homodyne detector, heterodyne detector and generator device for electromagnetic radiation |
| 03/04/1998 | EP0827270A1 Diode mount structure in dielectric waveguide device, and detector and mixer using the diode mount structure |
| 03/04/1998 | EP0827269A1 Balance-type mixer |
| 02/25/1998 | EP0825718A1 Oscillator circuit |
| 02/05/1998 | DE19631165A1 Disturbance reduction for FMCW radar |
| 02/04/1998 | EP0822655A2 Improved low noise block downconverter |
| 01/29/1998 | WO1998004033A1 Harmonic mixer circuit |
| 01/29/1998 | DE19629059A1 Harmonische Mischerschaltung Harmonic mixer circuit |
| 01/22/1998 | WO1998002970A1 Coplanar mixer assembly |
| 01/22/1998 | CA2231779A1 Coplanar mixer assembly |
| 01/13/1998 | US5708377 Low power dual sampler utilizing step recovery diodes (SRDS) |
| 01/06/1998 | US5705960 Balanced-to-unbalanced converting circuit |
| 12/24/1997 | WO1997049173A1 Subharmonic frequency converter for applications to millimetric radio waves |
| 12/24/1997 | WO1997049172A1 Frequency converter for the application on millimetric radio waves |
| 12/18/1997 | WO1997048187A1 Printed circuit board having integrated broadside microwave coupler |
| 12/11/1997 | WO1997046890A1 Interferometric signal processing apparatus |
| 12/11/1997 | CA2256717A1 Interferometric signal processing apparatus |
| 11/20/1997 | WO1997043797A1 High performance mixer structures for monolithic microwave integrated circuits |
| 11/18/1997 | US5688618 Millimeter wave device and method of making |
| 11/06/1997 | WO1997041644A1 Method and apparatus for mixing signals |
| 10/22/1997 | EP0802625A1 Unbalanced fet mixer |
| 10/21/1997 | US5680078 Mixer |
| 08/19/1997 | US5659321 Radar distance measuring device |
| 08/06/1997 | CN1156521A Electrical connector with integral supporting structure |
| 07/02/1997 | CN1153557A Electronic viewing aid |
| 06/26/1997 | WO1997023036A1 Quasi-double balanced passive reflection fet mixer |
| 06/26/1997 | WO1997023035A1 Triple-balanced passive transmission fet mixer |
| 06/26/1997 | DE19653561A1 Mixer circuit using two diodes |
| 06/25/1997 | EP0780969A1 Frequency mixer for a Doppler radar module |
| 06/17/1997 | US5640700 Dielectric waveguide mixer |
| 06/17/1997 | US5640699 Mixer constructed from thick film balanced line structure |
| 06/17/1997 | US5640134 Microwave filter constructed from thick film balanced line structures |
| 06/17/1997 | US5640132 Thick film balanced line structure, and microwave baluns, resonators, mixers, splitters, and filters constructed therefrom |
| 06/11/1997 | CN1151632A Balanced modulator |
| 05/14/1997 | CN1149770A Microwave mixing circuit |
| 05/13/1997 | US5630225 Dielectric resonator image reject mixer and method |
| 04/29/1997 | US5625307 Low cost monolithic gallium arsenide upconverter chip |
| 04/23/1997 | EP0769847A1 Balanced modulator |
| 04/23/1997 | EP0669005B1 Microwave doppler module |
| 04/23/1997 | CN1148280A Micro-wave resonator circuit and the application for lower frequency-changer |
| 04/16/1997 | CN1147705A Nonradiative dielectric line apparatus and instrument for measuring characteristics of circuit board |
| 04/09/1997 | EP0767531A1 A microwave oscillation circuit and a down converter using the same |
| 04/09/1997 | EP0766833A1 Electronic viewing aid |
| 04/02/1997 | CN1146664A Single balanced frequency downconverter for direct broadcast satellite transmissions and hybrid ring signal combiner |
| 04/02/1997 | CN1146662A High frequency device with superconducting component and temp. controller |
| 03/25/1997 | CA2064979C Image recovery mixer |
| 03/12/1997 | EP0317642B1 Frequency converter circuit |
| 03/06/1997 | WO1997008821A1 High performance mixer and method of designing same |
| 02/26/1997 | EP0759656A1 A microwave mixing circuit |
| 02/25/1997 | US5606737 Oscillator mixer and a multiplier mixer for outputting a baseband signal based upon an input and output signal |
| 02/04/1997 | US5600680 High frequency receiving apparatus |
| 02/04/1997 | US5600327 Dielectric waveguide mixer and dielectric waveguide radar module |
| 01/08/1997 | EP0752756A2 Single balanced frequency downconverter for direct broadcast satellite transmissions and hybrid ring signal combiner |
| 01/08/1997 | EP0752734A1 Nonradiative dielectric wave guide apparatus and instrument for measuring characteristics of a circuit board |
| 01/08/1997 | CA2180416A1 Single balance frequency downconverter for direct broadcast satellite transmissions and hybrid ring signal combiner |
| 12/24/1996 | US5587713 Radar transmitter/receivers |
| 12/10/1996 | US5584064 Converter circuit for satellite broadcasting receivers having mixer isolation |
| 11/27/1996 | EP0744827A1 High frequency system including a superconductive device |
| 11/12/1996 | US5574369 Detection and communications device employing stochastic resonance |
| 10/22/1996 | US5568305 Heterodyne receiver provided with a frequency discriminator for coherent lightwave communications |
| 10/15/1996 | US5565871 Police traffic radar for allowing manual rejection of incorrect patrol speed display |
| 10/08/1996 | US5563603 Police traffic radar using digital data transfer between antenna and counting unit |
| 10/08/1996 | US5563550 Recovery of data from amplitude modulated signals with self-coherent demodulation |
| 10/08/1996 | US5563545 Low cost monolithic GaAs upconverter chip |
| 10/01/1996 | US5561403 Oscillator and modulator arrangements on a circuit board |
| 09/25/1996 | CN1032891C Device for modulator |
| 09/24/1996 | US5559457 Double-balanced mixer circuit |
| 09/04/1996 | EP0730165A2 Integrated microwave circuit board for millimetric wavelengths |
| 09/03/1996 | US5553319 Routing YIG-tuned mixer |
| 08/13/1996 | US5545511 Millimeter wave device and method of making |
| 07/17/1996 | EP0721697A1 Dwarf waves mixer realized by windowing |
| 07/09/1996 | US5535445 Mixer circuit |
| 07/09/1996 | US5534830 Thick film balanced line structure, and microwave baluns, resonators, mixers, splitters, and filters constructed therefrom |
| 06/25/1996 | US5530927 Doubly balanced superconductive mixer network |
| 06/18/1996 | US5528769 High electron mobility transistor monolithic integrated circuit receiver |
| 06/12/1996 | EP0716500A2 Mixer and frequency conversion process using the same |
| 05/14/1996 | US5517687 Subharmonic image rejection and image enhancement mixer |
| 04/24/1996 | EP0707757A1 Microwave transmission system |
| 04/02/1996 | US5503960 Placing photoresist layers on top and bottom surfaces of metal plate, masking, accurately aligning mask patterns, securing together, exposing to ultraviolet light, removing masks, developing photoresists, etching apertures in exposed metal |
| 03/06/1996 | EP0700149A2 A microwave mixing circuit and a down converter comprising it |
| 03/06/1996 | CN1118113A Microwave mix circuit and lower frequency converter with same |
| 03/05/1996 | US5497163 Doppler radar module using micro-stripline technology |
| 02/28/1996 | EP0513287B1 Motion detector unit |
| 02/20/1996 | US5493720 High-intercept bandlimited mixer |
| 02/20/1996 | US5493719 Integrated superconductive heterodyne receiver |
| 02/20/1996 | US5493691 Oscillator-shuttle-circuit (OSC) networks for conditioning energy in higher-order symmetry algebraic topological forms and RF phase conjugation |
| 02/08/1996 | WO1996003801A1 Dwarf waves mixer realized by windowing |
| 02/01/1996 | DE4426543A1 Millimeterwellen-Mischer in Fenstertechnik Millimeter-wave mixer window technology |
| 01/24/1996 | CN1115589A Method of recovering a frequency modulated signal |
| 01/23/1996 | US5486832 RF sensor and radar for automotive speed and collision avoidance applications |
| 01/04/1996 | WO1996000401A1 Electronic viewing aid |