| Patents for H03C 3 - Angle modulation (3,926) |
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| 10/18/2006 | EP1712049A1 Fractional-n sigma-delta modulator comprising an adaptive compensation filter that compensates for the undesired effects of the phase locked loop and methods thereof |
| 10/17/2006 | US7123889 Radio transmitter testing method, radio transmitter and base station |
| 10/17/2006 | US7123665 Method and apparatus for measuring phase error of a modulated signal |
| 10/12/2006 | WO2005062815A3 Device with improved serial communication |
| 10/10/2006 | US7120396 Radio transmitter architecture comprising a PLL and a delta-sigma modulator |
| 10/10/2006 | US7120204 Waveform generator operable in accordance with a plurality of band limitation characteristics |
| 10/03/2006 | US7117234 Waveform generator for use in IQ modulation |
| 10/03/2006 | US7116951 Transmitter circuit and method for modulation distortion compensation |
| 10/03/2006 | US7116950 Direct-conversion transmitting circuit and integrated transmitting/receiving circuit |
| 09/27/2006 | EP1704457A2 Device with improved serial communication |
| 09/27/2006 | CN1839546A Digital RF transceiver with multiple imaging modes |
| 09/27/2006 | CN1839540A Wide-band modulation PLL, timing error correction system of wide-band modulation PLL, modulation timing error correction method and method for adjusting radio communication apparatus having wide-band |
| 09/21/2006 | US20060208821 Controller arrangement |
| 09/21/2006 | US20060208820 Quadrature modulator and calibration method |
| 09/21/2006 | US20060207347 Arrangement for measuring the torque of rotating machine parts |
| 09/20/2006 | CN1836370A Broadband modulation pll, and modulation factor adjustment method thereof |
| 09/19/2006 | US7110486 Frequency synthesizer apparatus equipped with fraction part control circuit, communication apparatus, frequency modulator apparatus, and frequency modulating method |
| 09/19/2006 | US7110444 Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations |
| 09/19/2006 | US7109816 Dual port modulator comprising a frequency synthesiser |
| 09/19/2006 | US7109805 Direct modulator for shift keying modulation |
| 09/14/2006 | WO2006096523A1 Single rf oscillator single-side band modulation for rfid readers using tone insertion during reader reception |
| 09/14/2006 | US20060202774 Transmission modulation apparatus, communication apparatus and mobile wireless apparatus |
| 09/13/2006 | EP1303919B1 System and apparatus for a direct conversion receiver and transmitter |
| 09/13/2006 | CN1833356A Method of modulation gain calibration and system thereof |
| 09/12/2006 | US7107024 FM modulator output control during turn on |
| 09/12/2006 | US7106141 Phase locked loop |
| 09/12/2006 | US7106109 Biasing circuit and voltage control oscillator thereof |
| 09/07/2006 | US20060197605 Broadband modulation pli, and modulation factor adjusting method therefor |
| 09/06/2006 | EP0744095B1 Continuous phase modulation device using a frequency synthesizer with a phase-locked loop |
| 09/05/2006 | US7103113 Analog FSK modulator for a radio transmitter |
| 09/05/2006 | US7102454 Highly-linear signal-modulated voltage controlled oscillator |
| 08/30/2006 | EP1695505A1 Apparatus, methods and articles of manufacture for signal propagation using unwrapped phase |
| 08/30/2006 | EP1694285A2 A transmitter circuit and method for modulation distortion compensation |
| 08/29/2006 | US7098754 Fractional-N offset phase locked loop |
| 08/29/2006 | US7098709 Spread-spectrum clock generator |
| 08/24/2006 | US20060186967 Sine wave shaper with very low total harmonic distortion |
| 08/23/2006 | EP1568192A4 Compensating for analog radio component impairments to relax specifications |
| 08/22/2006 | US7095819 Direct modulation architecture for amplitude and phase modulated signals in multi-mode signal transmission |
| 08/22/2006 | US7095798 System and method for post filtering peak power reduction in multi-carrier communications systems |
| 08/15/2006 | US7092454 Method and apparatus of compensating imbalance of a modulator |
| 08/10/2006 | US20060177815 Dielectrophoretic particle sorter |
| 08/08/2006 | US7088786 Process for the transmission of analog and digital information |
| 08/03/2006 | WO2006033722A3 Method and apparatus for a fully digital quadrature modulator |
| 08/03/2006 | US20060170463 Voltage-frequency conversion apparatus and method of generating reference voltage therefor |
| 08/02/2006 | EP1317796A4 Frequency adjustable oscillator and methods of operation |
| 08/01/2006 | US7084714 Quadrature modulator and demodulator |
| 07/26/2006 | EP1683269A2 Electronically programmable multimode circuit |
| 07/25/2006 | US7082169 Mirror translation loop transmitter architecture |
| 07/25/2006 | US7081798 Variable frequency synthesizer comprising a sigma-delta modulator |
| 07/18/2006 | US7078981 16 QAM modulator and method of 16 QAM modulation |
| 07/18/2006 | US7078940 Current comb generator |
| 07/13/2006 | DE10308921B4 Phasenregelanordnung zur Frequenzsynthese Phase control arrangement for frequency synthesis |
| 07/12/2006 | EP1679788A1 Pulse modulation circuit |
| 07/12/2006 | EP0968570B1 A multi-carrier radio system and radio transceiver implementation |
| 07/11/2006 | US7076698 Vector monitor, related method of controlling a transmitter and transmitter employing the same |
| 07/11/2006 | US7075384 Delta-sigma modulated fractional-N PLL frequency synthesizer and wireless communication apparatus |
| 07/11/2006 | US7075383 Frequency modulator, frequency modulating method, and wireless circuit |
| 07/11/2006 | US7075376 Frequency synthesizer using digital pre-distortion and method |
| 07/06/2006 | WO2005065070A3 Frequency selective transmit signalweighting for multiple antenna communications systems |
| 07/04/2006 | US7072422 Device and method for spectrally shaping a transmission signal in a radio transmitter |
| 07/04/2006 | US7072421 IQ modulation systems and methods that use separate phase and amplitude signal paths and perform modulation within a phase locked loop |
| 06/29/2006 | WO2006068237A1 Phase modulating apparatus, communication device, mobile wireless unit, and phase modulating method |
| 06/29/2006 | DE19652146B4 Rauscharme Oszillatorschaltung Low-noise oscillator circuit |
| 06/29/2006 | DE19620760B4 Oszillatorschaltung Oscillator circuit |
| 06/28/2006 | CN2792021Y Distortion adaptive high-capacity scatter communication modem |
| 06/28/2006 | CN1262073C Frequency hopping communication device with simple structure |
| 06/27/2006 | US7068983 Method for detecting quadrature modulator carrier leak adjusting point by geometrical analysis/calculation method, carrier leak adjusting method, and quadrature modulation apparatus |
| 06/22/2006 | WO2006064425A1 Direct conversion device with compensation means for a transmission path of a wireless communication equipment |
| 06/22/2006 | DE102004046255B3 Schwingkreisanordnung, Verfahren zum Betrieb einer solchen und deren Verwendung Resonant circuit arrangement, method for operating such and the use thereof |
| 06/21/2006 | EP1672862A2 Polar modulator and method for modulating of a signal |
| 06/21/2006 | EP1672860A1 Modulating apparatus and modulating method |
| 06/21/2006 | EP1671441A2 Method for estimating signal magnitude, noise power, and signal-to-noise ratio of received signals |
| 06/21/2006 | EP1671422A2 Phase-locked loop bandwidth calibration circuit and method thereof |
| 06/21/2006 | CN1260891C Frequency modulator, frequency modulation method and radio line |
| 06/20/2006 | US7065326 Millimeter wave communications system with a high performance modulator circuit |
| 06/15/2006 | US20060126756 Method for modulating a carrier signal and method for demodulating a modulated carrier signal |
| 06/15/2006 | US20060126754 Efficient modulation of rf signals |
| 06/14/2006 | EP1668858A2 Fast calibration of electronic components |
| 06/13/2006 | US7061341 System for highly linear phase modulation |
| 06/07/2006 | EP1665575A2 Phase conjugation circuit |
| 06/07/2006 | EP1665533A1 Digital rf transceiver with multiple imaging modes |
| 06/06/2006 | US7058139 Transmitter with transmitter chain phase adjustment on the basis of pre-stored phase information |
| 06/06/2006 | US7057467 Light-controlled oscillator |
| 06/06/2006 | US7057423 Current-voltage transforming circuit employing limiter circuit |
| 06/01/2006 | US20060116085 VLIF transmitter for Bluetooth |
| 06/01/2006 | US20060114071 Phase locked loop |
| 06/01/2006 | DE102004056765A1 Polar modulator for a radio signal transmitter has a phase-control circuit (PCC) for emitting high-frequency signals with a frequency derived from a phase-modulation signal on a PCC adjusting input |
| 05/31/2006 | EP1662735A1 Offset compensation device |
| 05/31/2006 | EP1661241A2 Pseudo-polar modulation for radio transmitters |
| 05/31/2006 | EP1611688A4 Tuner for radio frequency receivers and associated method |
| 05/31/2006 | CN1258259C Frequency modulator using a waveform generator |
| 05/30/2006 | US7053727 Trimming of a two point phase modulator |
| 05/30/2006 | US7053726 Voltage control oscillator having modulation function |
| 05/25/2006 | US20060111068 Driver device for a voltage-controlled oscillator |
| 05/24/2006 | CN1778035A Quadrature modulator and calibration method |
| 05/24/2006 | CN1257633C Modulation technology for transmission of multi data-rate signals by using band-limited channel |
| 05/23/2006 | US7050525 Frequency synthesizer apparatus equipped with fraction part control circuit, communication apparatus, frequency modulator apparatus, and frequency modulating method |
| 05/23/2006 | US7050478 Apparatus and method for synchronizing clock modulation with power supply modulation in a spread spectrum clock system |
| 05/17/2006 | EP1657813A1 Wide-band modulation pll, timing error correction system of wide-band modulation pll, modulation timing error correction method and method for adjusting radio communication apparatus having wide-band modulation pll |
| 05/17/2006 | EP1657812A1 Wide band modulation pll and modulation factor adjustment method thereof |