| Patents for H03D 7 - Transference of modulation from one carrier to another, e.g. frequency-changing (7,673) |
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| 04/03/2002 | EP1193863A2 Amplifier circuit |
| 04/03/2002 | EP1193858A2 Tuner |
| 04/03/2002 | EP1192726A1 Structure of a radio-frequency front end |
| 04/03/2002 | EP1192723A1 Programmable digital intermediate frequency transceiver |
| 04/03/2002 | CN1082301C Digital radio transmission-reception apparatus |
| 04/03/2002 | CN1082277C Circuit for frequency converting and modulating |
| 04/02/2002 | US6366767 Local oscillation circuit and a receiving circuit including the local oscillation circuit |
| 04/02/2002 | US6366620 VSAT system |
| 03/28/2002 | WO2002025807A2 Wideband fast-hopping receiver front-end and mixing method |
| 03/28/2002 | WO2002025804A2 Calibration of a quadrature receiver |
| 03/28/2002 | WO2002025803A2 Complex valued delta sigma phase locked loop demodulator |
| 03/28/2002 | US20020037702 Transmitting and receiving apparatus |
| 03/28/2002 | US20020037060 Digital down-converter and receiver |
| 03/27/2002 | EP1191697A2 Local Oscillator for the Generation of an HF-Signal to be Directly Mixed by Avalanche-Photodiodes |
| 03/27/2002 | EP1191682A2 Data transfer system and method |
| 03/27/2002 | EP1191681A2 Signal source with a polyphase filter |
| 03/26/2002 | US6363120 Apparatus and method for extending the dynamic range of a mixer using feed forward distortion reduction |
| 03/26/2002 | US6362777 Pulse-doppler radar apparatus |
| 03/21/2002 | WO2002023714A1 Resistive mixer |
| 03/21/2002 | WO2002023713A2 Direct conversion tuner |
| 03/21/2002 | WO2002023712A1 Reducing the dc offset of a homodyne receiver |
| 03/21/2002 | WO2001089092A3 Apparatus for radio frequency processing with dual modulus synthesizer |
| 03/21/2002 | US20020033902 Tuning system and method in broadcast signal receiver |
| 03/20/2002 | EP1189337A2 Balanced mixer circuit using bipolar transistors |
| 03/20/2002 | EP1188230A1 Transceiver with dc-offset cancellation in the transmitter |
| 03/19/2002 | US6360087 Direct conversion receiver |
| 03/14/2002 | US20020032016 Dual double balanced mixer |
| 03/14/2002 | US20020032014 Local oscillator for generating an HF signal for direct mixing by using avalanche photodiodes |
| 03/13/2002 | EP1187351A2 Wireless telecommunications multi-carrier receiver architecture |
| 03/13/2002 | EP1187310A2 Gilbert-cell Mixer |
| 03/12/2002 | US6357044 Hybrid Fiber-Coax telecommunication system |
| 03/12/2002 | US6356747 Intermediary low-frequency frequency-conversion radiofrequency reception |
| 03/12/2002 | US6356736 Direct-conversion tuner integrated circuit for direct broadcast satellite television |
| 03/12/2002 | US6356602 RF integrated circuit for downconverting a GPS signal |
| 03/12/2002 | US6356597 High precision, low phase noise synthesizer with vector modulator |
| 03/12/2002 | US6356594 Data converter |
| 03/12/2002 | US6355961 Structure and method for improved signal processing |
| 03/07/2002 | WO2002019548A2 Improved method and apparatus for up- and down- conversion of radio frequency (rf) signals |
| 03/07/2002 | WO2002019515A2 Receiver, and method |
| 03/07/2002 | US20020028667 Frequency synthesizer capable of obtaining signals in three frequency bands |
| 03/07/2002 | CA2421173A1 Improved method and apparatus for up- and down- conversion of radio frequency (rf) signals |
| 03/06/2002 | EP1184971A1 Switching mixer |
| 03/06/2002 | EP1183841A1 Compensation of mismatch in quadrature devices |
| 03/06/2002 | EP1183777A1 Band-pass filter with carrier frequency reduction |
| 03/06/2002 | EP1183667A1 Receiver capable of parallel demodulation of messages |
| 03/06/2002 | CN1080484C Digital radio communication system having reduced phase-locked loop |
| 03/05/2002 | US6353735 MDG method for output signal generation |
| 03/05/2002 | CA2273671C Local oscillator leak cancellation circuit |
| 02/28/2002 | WO2002017501A1 A mixer |
| 02/28/2002 | WO2002017485A1 π/2 PHASE SHIFTER |
| 02/28/2002 | WO2002017480A1 Linear pre-amplifier for radio-frequency power amplifier |
| 02/28/2002 | US20020024393 Electronic circuit for and a method of controlling the output frequency of a frequency synthesizer |
| 02/27/2002 | EP1182792A1 An electronic circuit for and a method of controlling the output frequency of a frequency synthesizer |
| 02/27/2002 | EP1182775A2 Frequency Converter |
| 02/27/2002 | EP1182774A2 Multiple conversion tuner |
| 02/27/2002 | EP1182773A2 Receiver for digital audio |
| 02/27/2002 | CN1337787A Receiving apparatus and integrated circuit for receiving |
| 02/26/2002 | US6351677 Method and device in a telecommunication system |
| 02/26/2002 | US6351632 Mixer with high order intermodulation suppression and robust conversion gain |
| 02/26/2002 | US6351502 RF front-end with multistage stepdown filtering architecture |
| 02/21/2002 | WO2002015385A1 Apparatus and method for improved chopping mixer |
| 02/21/2002 | US20020022466 Printed single balanced downconverter mixer |
| 02/21/2002 | US20020021769 Receiving device and integrated circuit for reception |
| 02/21/2002 | DE10037247A1 Mischerschaltungsanordnung Mixer circuitry |
| 02/20/2002 | CN1337096A Improvements relating to polyphase receivers |
| 02/19/2002 | US6348830 Subharmonic double-balanced mixer |
| 02/14/2002 | WO2002013370A2 Frequency translator using a cordic phase rotator |
| 02/14/2002 | WO2001058103A3 Kaskadenfrequenzumsetzer unter verwendung von phasenverschobenen signalen der lokalen oszillatoren |
| 02/14/2002 | WO2001047202A3 Phase comparator using undersampling |
| 02/14/2002 | CA2419063A1 Frequency translator using a cordic phase rotator |
| 02/13/2002 | CN1336062A Phase interpolation receiver for angle modulated RF signals |
| 02/12/2002 | US6347221 Orthogonal modulator having a modulation mixer |
| 02/12/2002 | CA2231825C Printed circuit transformer hybrids for rf mixers |
| 02/06/2002 | EP1178604A1 Frequency converting system for FM signals |
| 02/06/2002 | EP1177621A2 Mos variable gain amplifier |
| 02/06/2002 | CN1079005C Frequency generator of radio communication system |
| 02/06/2002 | CN1078982C Automatic frequency control circuit for digital radio communication system |
| 02/05/2002 | US6345178 Linear balanced RF mixer |
| 02/05/2002 | US6345177 Signal analog processing circuit for satellite positioning receiver |
| 01/31/2002 | WO2001026215A3 Down converter using subsampling |
| 01/31/2002 | US20020013137 Mixer circuit configuration |
| 01/31/2002 | US20020012407 Angle demodulation apparatus, local oscillation apparatus, angle demodulation method, local oscillation signal generating method, recording medium and computer data signal |
| 01/31/2002 | US20020011890 Semiconductor integrated circuit |
| 01/30/2002 | EP1176713A1 Gilbert-cell mixer with gain control |
| 01/30/2002 | EP1176708A2 Sub-sampling mixer |
| 01/29/2002 | US6343211 LO cancelling mixer |
| 01/29/2002 | US6343209 Tuner for digital and analog use |
| 01/29/2002 | US6342804 Low-noise mixer |
| 01/24/2002 | WO2002007305A1 Linear balanced rf mixer |
| 01/24/2002 | WO2000076059A3 Gilbert cell mixer |
| 01/24/2002 | US20020008983 Low-noise frequency converter with strong rejection of image frequency |
| 01/23/2002 | EP1175008A2 Low phase noise frequency converter |
| 01/17/2002 | WO2002005417A1 Even harmonic mixer |
| 01/17/2002 | US20020006171 Low phase noise frequency converter |
| 01/15/2002 | US6339701 Method and apparatus for extending the dynamic range of a frequency mixer |
| 01/10/2002 | US20020004376 Current-reuse bleeding mixer |
| 01/09/2002 | CN1330489A TV. tuning component |
| 01/09/2002 | CN1330457A Radio communication device |
| 01/08/2002 | US6337976 Selective-calling radio receiver using direct conversion method |
| 01/03/2002 | US20020000890 Radio communications apparatus |