| Patents for H03D 7 - Transference of modulation from one carrier to another, e.g. frequency-changing (7,673) |
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| 06/12/2013 | CN102067441B Frequency conversion device |
| 06/12/2013 | CN101170657B 电视调谐器 TV Tuner |
| 06/11/2013 | US8463199 Multiple-input multiple-output radio transceiver |
| 06/06/2013 | WO2013081825A1 Turbine meter pre-scaling terminal block electronics |
| 06/06/2013 | WO2013081197A1 Multi-band lo selectable wideband lnb using pll |
| 06/06/2013 | WO2013079119A1 A subharmonic mixer |
| 06/05/2013 | EP2599224A1 Modular frequency divider and mixer configuration |
| 06/05/2013 | EP2599217A1 Gfsk receiver architecture and methodology |
| 06/05/2013 | CN202978822U Down-conversion device based on electric tuning filter |
| 06/05/2013 | CN202978821U Short wave mixer |
| 06/05/2013 | CN103138680A Novel radio frequency resource |
| 06/05/2013 | CN102075145B High-linearity folding image mixer |
| 05/30/2013 | WO2013077507A1 Apparatus and method of compensating for i/q imbalance in direct up-conversion system |
| 05/23/2013 | DE102012110925A1 Drahtloses Energie-Empfänger/Übertrager-System und Verfahren zur drahtlosen Energieübertragung The wireless power receiver / transmitter-system and method for wireless transfer of energy |
| 05/22/2013 | EP2595311A1 Low noise block (lnb) down conversion chip circuit and chip, lnb down conversion circuit and method |
| 05/22/2013 | CN103117709A Log amplifier based mixer |
| 05/22/2013 | CN103117708A Low-consumption high-gain down-conversion mixer |
| 05/22/2013 | CN103117707A Lower power consumption high gain upper mixer |
| 05/16/2013 | US20130122846 Down-conversion of an electromagnetic signal with feedback control |
| 05/16/2013 | US20130122835 Up-conversion based on gated information signal |
| 05/15/2013 | CN202940772U Single output Ku frequency band satellite television frequency demultiplier |
| 05/15/2013 | CN103107776A Ultralow power consumption band-pass frequency detector and frequency discrimination method of the ultralow power consumption band-pass frequency detector |
| 05/08/2013 | CN103098377A Modular frequency divider and mixer configuration |
| 05/08/2013 | CN103095237A High output amplitude mixer based on logarithmic amplifier |
| 05/08/2013 | CN103095235A Mixer based on exponential amplifier |
| 05/08/2013 | CN103095220A Design method of miniature synthetic aperture radar (SAR) digital down converter based on rapidly-moving finite impulse response (FIR) filter |
| 05/08/2013 | CN102176656B Broadband up-converter and up-conversion method |
| 05/02/2013 | WO2013060376A1 Receiver circuit, phased-array receiver and radar system |
| 05/02/2013 | WO2012094892A3 Return-type current-reuse mixer |
| 05/02/2013 | US20130109338 Apparatus, System, and Method for Down Converting and Up-Converting Electromagnetic Signals |
| 05/01/2013 | EP2587679A1 Rf receiver with voltage sampling |
| 05/01/2013 | EP2586125A1 Improved double balanced mixer |
| 05/01/2013 | CN103081353A Downconversion mixer |
| 05/01/2013 | CN103078594A Radio-frequency front-end circuit for multiplexing current |
| 05/01/2013 | CN103078593A Lower-power-supply-voltage high-conversion-gain passive mixer |
| 05/01/2013 | CN103078592A Optionally extracted digital down-conversion method realized on basis of same FPGA (Field Programmable Gate Array) multiplier resource |
| 05/01/2013 | CN101882950B WIMAX radio frequency far end system supporting MIMO |
| 04/25/2013 | US20130101064 Method and System for Down-Converting an Electromagnetic Signal, and Transforms for Same, and Aperture Relationships |
| 04/24/2013 | CN202906837U Frequency conversion device based on digital frequency synthesis technology of non-integral power of2 |
| 04/18/2013 | US20130095778 Simplified High Frequency Tuner and Tuning Method |
| 04/18/2013 | DE102007016080B4 Drahtlose Kommunikationsvorrichtung mit eingebautem Testsignal und darauf bezogenes Testverfahren Wireless communication device with built-in test signal and test methods related thereto |
| 04/18/2013 | DE102005045592B4 Frequenzumsetzereinheit Frequency converter unit |
| 04/17/2013 | CN103051288A Reconfigurable passive mixer |
| 04/17/2013 | CN103051287A Arbitrary multiband overlay mixer apparatus and method for bandwidth multiplication |
| 04/17/2013 | CN101842976B Apparatus, method and system for mixer architecture |
| 04/10/2013 | CN202872731U Frequency converter on L-band low-spurious broadband |
| 04/10/2013 | CN103036507A Down-conversion method and system based on image rejection mixing processing |
| 04/09/2013 | US8417859 Low power, low mass, modular, multi-band software-defined radios |
| 04/03/2013 | CN103023435A Low noise converter of satellite broadcasting receiver |
| 04/03/2013 | CN101989835B Signal processing circuit |
| 03/27/2013 | EP2573936A1 Mixer unit |
| 03/27/2013 | CN202841057U Thumb type ultra wide band radio-frequency frequency-conversion channel |
| 03/27/2013 | CN103001587A X-frequency-range extra-low inter-modulation frequency converter device of measurement and control system |
| 03/27/2013 | CN103001586A Broadband two-channel digital down converter |
| 03/27/2013 | CN103001585A Multiple-input multiple-output low-noise block downconverter and low-noise module |
| 03/21/2013 | WO2013038994A1 Frequency converter |
| 03/21/2013 | WO2013038993A1 Mixer having frequency selectivity |
| 03/21/2013 | WO2013038992A1 Mixer |
| 03/20/2013 | EP2571175A1 Transmitter |
| 03/20/2013 | EP2569859A1 Subharmonic mixer |
| 03/20/2013 | CN202818230U Broadband amplitude modulation millimeter-wave reflection system based on waveguide modulation technique |
| 03/20/2013 | CN102983874A S-frequency range broadband extremely-low intermodulation frequency converter |
| 03/20/2013 | CN102983813A 混频器 Mixer |
| 03/20/2013 | CN101908858B Method for processing broadband receiving digital front end |
| 03/13/2013 | CN202798740U Ku-BAND double local oscillation single-channel output low-noise frequency demultiplier |
| 03/13/2013 | CN202798582U Mixer circuit used for power line carrier wave modem |
| 03/13/2013 | CN102971961A Conversion circuit |
| 03/13/2013 | CN102969980A Single-phase down-converter, single-phase frequency-reducing method and multi-mode wireless-communication receiver |
| 03/13/2013 | CN102055407B Digital up converter and digital down converter of long term evolution (LTE) radiofrequency remote end unit and flexible bandwidth configuration method |
| 03/13/2013 | CN101803178B Method of translating cellular carriers |
| 03/06/2013 | CN102957446A Radio frequency circuit and mixer |
| 02/27/2013 | CN102946229A Digital down conversion implementing method |
| 02/20/2013 | CN102938636A 混频器 Mixer |
| 02/13/2013 | EP2557696A1 Multiple-input multiple-output radio transceiver |
| 02/13/2013 | EP2557686A2 System and method for improving power efficiency of a transmitter |
| 02/13/2013 | CN202737811U C-BAND double-local-oscillator multiplexed-output down converter |
| 02/13/2013 | CN102932296A Multi-mode modulation microwave signal generation method |
| 02/13/2013 | CN102931920A Transmission circuit suitable for input output interface and signal transmission method |
| 02/13/2013 | CN101803179B Offset correction for passive mixers |
| 02/13/2013 | CN101425808B Slope rate addition method for automatically generating S shaped frequency curve by frequency transformer |
| 02/13/2013 | CN101414837B Slope table search method for automatically generating S-shaped frequency curve of frequency changer |
| 02/13/2013 | CN101335533B Radio communication apparatus |
| 02/06/2013 | CN202721649U Broadband image frequency rejection mixer easy to debug |
| 02/06/2013 | CN202721648U Single-balanced mixer easy to debug |
| 02/06/2013 | CN102064769B Digital up-converter and digital down-converter |
| 02/06/2013 | CN101227240B Characterization of a frequency response for a frequency translation device |
| 01/31/2013 | WO2013015279A1 Compensation device, signal generator, and wireless communication device |
| 01/30/2013 | EP2552016A1 Frequency down-converter |
| 01/30/2013 | CN102904587A Direct-conversion receiver and correction method thereof |
| 01/30/2013 | CN102904529A Frequency down-converter |
| 01/30/2013 | CN102163954B Low-voltage low-noise wideband mixer |
| 01/30/2013 | CN102111109B Return type current multiplexing mixer |
| 01/23/2013 | EP2548310A1 Distributed, diode mixer circuit |
| 01/16/2013 | CN202679314U X wave band lower clutter broadband up-converter |
| 01/16/2013 | CN102882474A Frequency mixer with high-order harmonic wave inhibiting ability and inhibiting method for high-order harmonic waves |
| 01/16/2013 | CN102882473A Offset correction for passive mixers |
| 01/16/2013 | CN101166030B Multiple-input multiple-output radio transceiver |
| 01/15/2013 | US8355683 Simplified high frequency tuner and tuning method |
| 01/09/2013 | EP2544410A1 Low noise mixer |
| 01/09/2013 | CN102870389A Digital IQ imbalance compensation for dual-carrier double conversion receiver |