| Patents for H03D 7 - Transference of modulation from one carrier to another, e.g. frequency-changing (7,673) |
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| 06/19/2008 | WO2007117322A3 Common-gate common-source transconductance stage for rf downconversion mixer |
| 06/19/2008 | DE10318754B4 Verfahren zur Vergrößerung des störungsfreien Dynamikbereichs von nichtlinearen signalverarbeitenden Komponenten Method to increase the spurious free dynamic range of nonlinear signal processing components |
| 06/19/2008 | CA2673043A1 Method and apparatus for receiving radio frequency signals |
| 06/18/2008 | CN101204009A A high dynamic range low-power differential input stage |
| 06/18/2008 | CN101202533A Frequency mixer with low-power consumption and high performance in quadrature |
| 06/17/2008 | US7389100 Method and circuit for down-converting a signal |
| 06/12/2008 | WO2008009422A3 Digital transceiver |
| 06/12/2008 | US20080139164 Balanced Mixer With Calibration of Load Impedances |
| 06/11/2008 | EP1931026A2 Method and system for configurable active/passive mixer with shared GM stage |
| 06/11/2008 | EP1428312B1 Multiband receiver and method associated therewith |
| 06/10/2008 | US7386292 Apparatus, system, and method for down-converting and up-converting electromagnetic signals |
| 06/05/2008 | WO2008066208A1 Mixer circuit |
| 06/05/2008 | DE102007057524A1 Signal modulating method, involves directly modulating signal that is input to voltage controlled oscillator associated with frequency synthesizer, and suppressing modulation signal from feedback path of frequency synthesizer |
| 06/04/2008 | CN100392990C Apparatus and method for radio signal parallel processing |
| 06/04/2008 | CN100392977C Radio-frequency signal frequency conversion device for a low power RF receiver |
| 06/03/2008 | US7383034 Frequency conversion circuit, modulation circuit, polar modulation transmitting circuit, quadrature modulation transmitting circuit, communication instrument, and frequency conversion method |
| 06/03/2008 | US7382836 Receiving device and integrated circuit for reception |
| 06/03/2008 | US7382175 Frequency mixer preventing degradation in linearity on amplitude of input signal |
| 05/29/2008 | WO2008062833A1 Integrated tuner circuit |
| 05/29/2008 | US20080125072 High Performance Low Noise Amplifier |
| 05/29/2008 | US20080125058 RF receiver with harmonic blocking in LO |
| 05/29/2008 | DE102007046566A1 High frequency transmitting/receiving circuit i.e. high frequency front end, has phase shifter determining phase of transmission signal, and another shifter determining phase of oscillator signal that is fed to oscillator input of mixer |
| 05/28/2008 | EP1926208A1 Mixer and method for processing signals, system on a chip comprising such a mixer |
| 05/28/2008 | CN101188402A A low-voltage frequency mixer |
| 05/27/2008 | US7379727 RF front-end receiver |
| 05/27/2008 | US7379515 Phased array antenna applications of universal frequency translation |
| 05/22/2008 | US20080119156 System and method for radio signal reconstruction using signal processor |
| 05/21/2008 | EP1537659B1 Tuning arrangement |
| 05/21/2008 | CN101183853A Coordinate rotation numerical computation algorithm based digital low converter |
| 05/21/2008 | CN101183851A LC orthogonal voltage controlled oscillator capable of reducing flicker noise |
| 05/21/2008 | CN100389453C Image processing device for transmitting color with fidelity and image data providing method |
| 05/20/2008 | US7376410 Methods and systems for down-converting a signal using a complementary transistor structure |
| 05/20/2008 | US7375577 Mixer capable of detecting or controlling common mode voltage thereof |
| 05/15/2008 | DE102007052803A1 Double-balanced Gilbert-cell based mixer device for use in e.g. wireless telephone, has radio frequency input port and inverse radio frequency input port connected with bases of two transistors, respectively |
| 05/14/2008 | EP1920531A1 Downconversion mixer with im2 cancellation |
| 05/14/2008 | EP1382142B1 Even-order non-linearity correction feedback for gilbert style mixers |
| 05/14/2008 | CN100388633C Apparatus and method for feed-forward image rejection in a dual conversion receiver |
| 05/13/2008 | US7373132 High frequency signal receiver |
| 05/13/2008 | US7373131 Signal processing method and signal processing apparatus |
| 05/08/2008 | WO2008054330A1 Mixer circuit and mixer circuit arrangement |
| 05/08/2008 | WO2008052905A1 Sub-carrier filter and demodulator for fm-uwb receivers |
| 05/08/2008 | DE102006039704A1 Kompensationsschaltung für eine Mischstufe Compensation circuit a mixing stage |
| 05/07/2008 | EP1919078A1 Sub-carrier filter and demodulator for FM-UWB receivers |
| 05/07/2008 | EP1784913B1 Balanced mixer using fits |
| 05/07/2008 | CN101176255A 混频器电路 Mixer circuit |
| 05/06/2008 | US7369834 Impedance-matched IQ network for an image rejection circuit |
| 05/06/2008 | US7369624 Carrier suppression type modulator with encoded modulating signals |
| 05/01/2008 | US20080102778 Techniques for Passive Subharmonic Mixing |
| 04/29/2008 | US7366486 System and method for coarse/fine PLL adjustment |
| 04/29/2008 | US7366484 Systems and methods for adjusting the bias level of a mixer in a transmitter |
| 04/24/2008 | WO2008011321A3 Systems, methods, and apparatus for frequency conversion |
| 04/24/2008 | US20080096508 Low Intermediate Frequency (If) Radio Receiver Circuits |
| 04/24/2008 | DE102007019560A1 Sende- und Empfangsschaltung Transmitting and receiving circuit |
| 04/23/2008 | CN101166030A Multiple-input multiple-output radio transceiver |
| 04/23/2008 | CN100384084C Direct conversion receiver employing subharmonic frequency translator architecture and related preprocessor |
| 04/22/2008 | US7362825 Receiving device and integrated circuit for reception |
| 04/22/2008 | US7362384 Apparatus and method for feed-forward image rejection in a dual conversion receiver |
| 04/17/2008 | WO2008043776A1 Radioelectric transmission and reception module mainly intended for broad-band radiocommunications |
| 04/17/2008 | WO2008019739A3 Compensation circuit for a mixer stage |
| 04/16/2008 | CN101162266A Mobile communication system with integrated GPS receiver |
| 04/15/2008 | US7359678 Signal processing semiconductor integrated circuit device and wireless communication system |
| 04/15/2008 | US7358885 Mixing DAC architectures for a radio frequency receiver |
| 04/11/2008 | CA2604800A1 Cancelling distortion |
| 04/09/2008 | EP0972337B1 Structure and method for super fet mixer having logic-gate generated fet square-wave switching signal |
| 04/09/2008 | CN100380806C Image rejection mixer and multiband generator |
| 04/08/2008 | US7356324 Mobile radio receiver device |
| 04/08/2008 | US7356321 Radio frequency tuner |
| 04/08/2008 | US7355485 Apparatus and method for phase lock loop gain control using unit current sources |
| 04/03/2008 | WO2008037539A1 Radio receiver |
| 04/03/2008 | WO2008018033A3 Signal processor comprising a frequency converter |
| 04/03/2008 | WO2007069063A3 Enhanced mixer device |
| 04/03/2008 | DE102007040860A1 Hochfrequenzverstärker High-frequency amplifier |
| 04/03/2008 | DE102006043902A1 Stromwandler, Frequenzmischer und Verfahren zur Frequenzmischung Current transformer, frequency mixers and frequency mixing method |
| 04/02/2008 | CN201043984Y Optoelectronic heterodyne detection circuit |
| 04/02/2008 | CN101155160A Up-conversion mixer |
| 04/02/2008 | CN101154922A Down-conversion mixer |
| 04/02/2008 | CN100379271C High frequency signal receiver |
| 04/02/2008 | CN100379233C Method for improving timing locking test |
| 04/02/2008 | CN100379176C Low-noise frequency transformer |
| 04/02/2008 | CN100379146C Tuner containing selective wave filter |
| 04/01/2008 | US7352411 Digital IF demodulator |
| 03/26/2008 | CN101151810A Low and middle frequency receiver and its sampling method |
| 03/26/2008 | CN101150790A Method and device for eliminating three-rank interactive modulation interference |
| 03/26/2008 | CN101150295A Controllable gain general frequency converter for multiplication digital/analog converter |
| 03/19/2008 | EP1900107A2 High dynamic range compact mixer output stage for a wireless receiver |
| 03/19/2008 | CN101145763A Rf放大器 Rf Amplifier |
| 03/19/2008 | CN101145760A Low noise mixer and method with reduced distortion |
| 03/19/2008 | CN101144857A Two-stage digital down frequency-change low-power consumption GPS receiver |
| 03/13/2008 | US20080064346 Method for connecting a contactless integrated circuit to a nfc component |
| 03/13/2008 | US20080061860 Cmos-based receriver for communications applications |
| 03/13/2008 | US20080061644 Harmonic Propulsion And Harmonic Controller |
| 03/12/2008 | EP1898630A2 Digital radio frequency (RF) modulator |
| 03/12/2008 | CN101140614A Protocol frequency and system thereof |
| 03/11/2008 | US7343142 Tuner |
| 03/11/2008 | US7343140 Tuner |
| 03/11/2008 | US7343139 Device for converting frequencies, method of calibrating said device and system for transmitting/receiving electromagnetic signals comprising such a device |
| 03/11/2008 | US7343135 Method and apparatus for down conversion of radio frequency (RF) signals |
| 03/06/2008 | US20080054955 Radio frequency doubler |
| 03/05/2008 | CN101136642A Self-calibrating direct conversion transmitter with converting/steering device |
| 03/04/2008 | US7340280 Method of configuring base station, and base station |