| Patents for H03D 7 - Transference of modulation from one carrier to another, e.g. frequency-changing (7,673) |
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| 10/15/2008 | EP1652292B1 Offset correction for down-conversion mixers |
| 10/15/2008 | EP1378056B1 Amplifier-mixer device |
| 10/15/2008 | CN101288225A Circuit for signal conditioning with a shared oscillator |
| 10/15/2008 | CN101288224A 可变增益混频器 The variable gain mixer |
| 10/15/2008 | CN100426686C Low mid frequency wireless receiver of automatic calibration circuit with image suppression |
| 10/15/2008 | CN100426683C Correcting method, correcting circuit and relatively direct conversion receiver |
| 10/15/2008 | CN100426658C Frequency conversion circuit arrangement and mobile radio comprising said circuit arrangement |
| 10/14/2008 | US7437345 Image rejection mixer and multiband generator |
| 10/14/2008 | US7437134 Tuner arrangement |
| 10/09/2008 | US20080246875 System and method for frequency translation using an image reject mixer |
| 10/08/2008 | EP1978634A1 Dynamic current steering mixer |
| 10/08/2008 | CN101282107A Dynamic current steering mixer and orthogonal dynamic current steering mixer |
| 10/07/2008 | US7433664 System and method for radio signal reconstruction using signal processor |
| 10/01/2008 | EP1976132A2 System and method for digital modulation |
| 10/01/2008 | CN100423447C Transmitter with transmitter chain phase adjustment on the basis of pre-stored phase information |
| 09/30/2008 | CA2626966A1 System and method for digital modulation |
| 09/25/2008 | US20080233906 Frequency converter, radio receiver |
| 09/24/2008 | CN101272128A Frequency converter, radio receiver |
| 09/17/2008 | EP1971033A1 Wireless communication system with variable intermediate frequency transmitter |
| 09/17/2008 | EP1969728A1 A wideband communications receiver and a method for receiving data frames from a wireless device in a wireless local area network |
| 09/17/2008 | EP1969717A1 A system for reducing second order intermodulation products from differential circuits |
| 09/17/2008 | EP1969716A1 Mixer circuit and rf transmitter using such mixer circuit |
| 09/16/2008 | US7425995 Tuner using a direct digital frequency synthesizer, television receiver using such a tuner, and method therefor |
| 09/12/2008 | WO2008108090A1 Discrete time direct sampling circuit and receiver |
| 09/11/2008 | US20080218429 Phased Array Antenna Applications on Universal Frequency Translation |
| 09/10/2008 | CN201114161Y Digital down conversion system for multi- carrier signal processing |
| 09/10/2008 | CN201114160Y Multicarrier transmitter based on digital intermediate frequency technology |
| 09/10/2008 | CN201113924Y Diode double balanced mixer possessing direct current bias |
| 09/10/2008 | CN101262243A Mixer with self-calibrating carrier leakage mechanism and carrier leakage calibrating method |
| 09/10/2008 | CN101262240A An easy-to-realize method and device for full digital frequency conversion |
| 09/09/2008 | US7423699 Fully integrated tuner architecture |
| 09/03/2008 | CN101257282A Frequency mixer |
| 09/02/2008 | US7421259 RF mixer with high local oscillator linearity using multiple local oscillator phases |
| 08/27/2008 | EP1961113A2 Enhanced mixer device |
| 08/27/2008 | EP1961112A1 Mixer circuit and method |
| 08/26/2008 | US7418250 Quadrature mixer circuits and mobile terminal using the same |
| 08/26/2008 | US7418247 Radio-frequency receiver |
| 08/26/2008 | US7417303 System and method for ESD protection |
| 08/21/2008 | US20080200136 Methods and apparatus for baseband digital spectrum translation (BDST) |
| 08/20/2008 | EP1958327A2 Common-gate common-source transconductance stage for rf downconversion mixer |
| 08/20/2008 | EP1831989B1 Mixing circuit, capturing circuit, emitting circuit and method for operating a mixing circuit |
| 08/20/2008 | CN101248578A Low-noise mixer |
| 08/20/2008 | CN100413211C 谐波混合器 Harmonic mixer |
| 08/19/2008 | US7415373 Method of measuring frequency translation device |
| 08/19/2008 | US7415245 Pulse shaping signals for ultrawideband communication |
| 08/14/2008 | WO2008097213A2 Method and apparatus to reduce noise fluctuation in on-chip power distribution networks |
| 08/13/2008 | CN101242185A Dynamically configurable self-reconstructable wide frequency mixer |
| 08/13/2008 | CN101242165A High pass filter circuit with low corner frequency |
| 08/13/2008 | CN101242158A A configurable and reconstructable dynamic frequency mixer |
| 08/13/2008 | CN100411312C Radio-frequency receiver and radio frequency receiving method |
| 08/12/2008 | CA2280128C Cmos architecture for a digital radio receiver |
| 08/07/2008 | DE102007025618A1 Ensemble transport interface signal transforming method, involves adding information block in connection to fast information blocks for forming ensemble transport interface signals in digital audio broadcasting mode |
| 08/06/2008 | EP1952543A2 Configurable homodyne/heterodyne radio receiver and rfid reader employing same |
| 08/06/2008 | EP1952532A1 A subharmonically pumped mixer |
| 08/06/2008 | EP1952528A2 Mixer circuits and methods with improved spectral purity |
| 08/06/2008 | CN100409027C GPS receiver and method for processing GPS signals |
| 08/05/2008 | US7409008 Transmitting arrangement for mobile radio |
| 07/31/2008 | US20080182544 Methods and Systems for Down-Converting a Signal Using a Complementary Transistor Structure |
| 07/31/2008 | US20080180578 Digital IF modulator |
| 07/31/2008 | US20080180156 Mixer circuit |
| 07/30/2008 | EP1949532A1 Switching circuit, and a modulator, demodulator or mixer including such a circuit |
| 07/30/2008 | EP1573931B1 Integrated crosspoint switch with band translation |
| 07/30/2008 | CN101232293A Current mode radio frequency receiver front end |
| 07/30/2008 | CN101232272A Filter circuit |
| 07/30/2008 | CN100407571C I/q解调电路 I / q demodulation circuit |
| 07/29/2008 | US7406304 Electronic component with integrated tuning device, allowing the decoding of digital terrestrial or cable television signals |
| 07/24/2008 | US20080174361 Apparatus and method for phase lock loop gain control using unit current sources |
| 07/24/2008 | DE102007001425A1 Frequenzumsetzer Frequency converter |
| 07/23/2008 | EP1946440A1 A transconductance stage arrangement |
| 07/23/2008 | EP1946438A2 Signal conditioning circuit with a shared oscillator |
| 07/23/2008 | CN101227240A Characterization of a frequency response for a frequency translation device |
| 07/22/2008 | US7403761 System and method for frequency translation using an image reject mixer |
| 07/17/2008 | WO2008084760A1 Mixer circuit and electronic device using the same |
| 07/17/2008 | WO2008009633A3 Method for radio calibration |
| 07/17/2008 | US20080169859 Drain-pumped sub-harmonic mixer for millimeter wave applications |
| 07/16/2008 | EP1944864A2 Frequency converter |
| 07/16/2008 | EP1803217B1 Local oscillator circuit for a multiband digital audio broadcast receiver |
| 07/16/2008 | CN101222206A Emendation method and apparatus for capacitance time constant of chip built-in resistance |
| 07/16/2008 | CN101221234A Frequency converter circuit and satellite position signal receiving device |
| 07/10/2008 | WO2008001256A3 Mixer circuit and method to operate this mixer circuit |
| 07/09/2008 | EP1941659A2 Low noise mixer |
| 07/09/2008 | CN100401643C Interference reduction for direct conversion receivers |
| 07/08/2008 | US7397319 Apparatus and method for phase lock loop gain control |
| 07/03/2008 | WO2008079067A1 Method and arrangement for a linear mixer |
| 07/03/2008 | US20080158433 Video receiver with dc offset cancellation |
| 07/02/2008 | CN101212203A Communication device, in-phase orthogonal frequency mixer and method thereof |
| 07/02/2008 | CN101212202A Frequency mixer with a filtering module for filtering off low-frequency component and reducing noise index |
| 07/02/2008 | CN100399044C Method for open loop tracking GPS signals |
| 07/01/2008 | US7394874 Up/down conversion circuitry for radio transceiver |
| 07/01/2008 | US7394871 Digital implementation of multi-channel demodulators |
| 06/26/2008 | US20080150513 Actual-Ray and Image-Ray Distinction in Frequency Converters for Spectrum Analysers |
| 06/25/2008 | EP1935102A2 Downconverting mixer |
| 06/25/2008 | EP1934667A2 A bounded signal mixer and method of operation |
| 06/25/2008 | EP1393455B1 Quadrature alignment in communications receivers |
| 06/25/2008 | CN101208921A Radio receiving apparatus |
| 06/25/2008 | CN101208870A Apparatus, system, and method for multi-class wireless receiver |
| 06/25/2008 | CN101207392A Radio communication device |
| 06/25/2008 | CN100397793C Radio-frequency receiver and integrated circuit for use in receiver |
| 06/24/2008 | US7392033 Reducing active mixer flicker noise |
| 06/19/2008 | WO2008071472A1 Method and apparatus for receiving radio frequency signals |