| Patents for H03C 3 - Angle modulation (3,926) |
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| 05/15/2008 | US20080113630 Frequency modulation circuit, transmission circuit and communication device |
| 05/14/2008 | EP1668858B1 Fast calibration of electronic components |
| 05/06/2008 | US7369813 Fast calibration of electronic components |
| 04/30/2008 | EP1915817A2 Dual port modulator |
| 04/30/2008 | CN100385791C Two-point modulator arrangement and use thereof in a transmission arrangement and in a reception arrangement |
| 04/29/2008 | US7366151 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 04/29/2008 | US7365609 Hybrid stochastic gradient based digitally controlled oscillator gain KDCO estimation |
| 04/22/2008 | US7363013 Phase lock loop applying in wireless communication system and method thereof |
| 04/17/2008 | US20080088386 Jitter generating device and phase modulating device |
| 04/16/2008 | CN101163127A Modulation circuit having DC offset level control circuit |
| 04/16/2008 | CN101162890A Canceling distortion |
| 04/15/2008 | US7359455 Digital modulation and shift keying |
| 04/15/2008 | US7358885 Mixing DAC architectures for a radio frequency receiver |
| 04/15/2008 | US7358828 Orthogonal modulation device, method, program, recording medium, and modulation device |
| 04/09/2008 | EP1908164A1 A method for modulating phase or frequency in a communication system using clock division |
| 04/09/2008 | CN100380804C Two-point modulator comprising PLL circuit and simplified digital pre-filtering system |
| 04/08/2008 | US7356091 Apparatus, methods and articles of manufacture for signal propagation using unwrapped phase |
| 04/03/2008 | US20080079465 Clock signal generator for usb device |
| 04/02/2008 | CN201044432Y Coherent laser altimetry frequency demodulation device |
| 04/02/2008 | CN101154921A Device and method of two-point modulation |
| 04/01/2008 | US7352249 Phase-locked loop bandwidth calibration circuit and method thereof |
| 03/27/2008 | US20080074209 Modulator arrangement and method for signal modulation |
| 03/27/2008 | US20080074208 Device and method of two-point modulation |
| 03/26/2008 | CN100377501C Wideband quadrature generation technique requiring only narrowband components and method thereof |
| 03/25/2008 | US7349516 Method for trimming a two-point modulator, and a two-point modulator having a trimming apparatus |
| 03/25/2008 | US7349491 Frequency shaping stream signal processor |
| 03/20/2008 | WO2008031717A2 Microwave oscillator using integrated circuit technology |
| 03/19/2008 | EP1297617B1 Frequency modulator using a pll |
| 03/19/2008 | CN101145757A Power management architecture and method of modulating oscillator frequency based on voltage supply |
| 03/18/2008 | US7346125 Method and device for pulse shaping QPSK signals |
| 03/18/2008 | US7346124 Wideband quadrature generation technique requiring only narrowband components and method thereof |
| 03/13/2008 | WO2007123643A3 Transmitter architecture |
| 03/12/2008 | EP1057252B1 Direct digital synthesis of precise, stable angle modulated rf signal |
| 03/06/2008 | WO2007110831A3 Radio frequency pwm & ppm modulator |
| 03/06/2008 | US20080055014 Local oscillator with non-harmonic ratio between oscillator and RF frequencies using wideband modulation spectral replicas |
| 02/26/2008 | US7336940 Frequency conversion techniques using antiphase mixing |
| 02/26/2008 | US7336721 Digital frequency modulator |
| 02/21/2008 | US20080042753 Arrangement and method for determining a gradient factor for a digitally controlled oscillator, and phase locked loop |
| 02/19/2008 | US7333789 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 |
| 02/19/2008 | US7333780 Polar modulation transmission apparatus and radio communication apparatus |
| 02/19/2008 | US7333582 Two-point frequency modulation apparatus, wireless transmitting apparatus, and wireless receiving apparatus |
| 02/19/2008 | US7333565 Semiconductor integrated circuit for communication |
| 02/19/2008 | US7332972 Phase-locked loop circuit |
| 02/14/2008 | WO2008019287A2 Replica linearized power amplifier |
| 02/14/2008 | WO2008019285A2 Low distortion radio frequency (rf) limiter |
| 02/14/2008 | WO2008018769A1 A circular voltage-controlled phase shifter |
| 02/14/2008 | US20080037693 Vehicular communications system having improved serial communication |
| 02/14/2008 | US20080037686 Wireless transmission method using ofdm and transmitter and receiver thereof |
| 02/07/2008 | WO2008014956A1 Method for trimming an electronic system |
| 02/07/2008 | US20080031384 Transmission circuit and communication device |
| 02/07/2008 | US20080031383 Replica Linearized Power Amplifier |
| 02/07/2008 | US20080031382 Low Distortion Radio Frequency (RF) Limiter |
| 02/06/2008 | EP1481521B1 Modulation apparatus and method |
| 02/05/2008 | US7327783 Frequency translator using a cordic phase rotator |
| 02/05/2008 | US7327202 Optimization for an IQ modulator |
| 02/05/2008 | CA2347162C System and method for frequency up-conversion |
| 01/31/2008 | US20080024240 Delta-sigma modulated fractional-n pll frequency synthesizer |
| 01/29/2008 | US7324798 2N-order sub-harmonic frequency modulator having high carrier suppression ratio and direct conversion transmitter using the same |
| 01/29/2008 | US7324788 RF integrated circuit comprising a frequency synthesizer not very sensitive to injection locking |
| 01/29/2008 | US7323945 Programmable radio transceiver |
| 01/24/2008 | WO2008010298A1 Modulation signal generation circuit, transmission/reception module, and radar device |
| 01/22/2008 | US7321751 Method and apparatus for improving dynamic range in a communication system |
| 01/22/2008 | US7321271 Voltage-controlled oscillator, radio communication apparatus and voltage-controlled oscillation method for reducing degradation of phase noise characteristic |
| 01/17/2008 | WO2008008079A2 Method and apparatus for automatic high power tube recovery |
| 01/17/2008 | US20080012657 Traveling-wave tube with integrated ion trap power supply |
| 01/17/2008 | US20080012656 Method and apparatus for automatic high power tube recovery |
| 01/03/2008 | WO2007061799A3 Phase lock loop rf modulator system |
| 01/03/2008 | US20080002788 Local oscillator incorporating phase command exception handling utilizing a quadrature switch |
| 01/02/2008 | EP1873904A1 Ultra-wide band differential input/output, high frequency amplifier in an integrated circuit |
| 12/27/2007 | WO2007067379A3 Control for communication systems transmitting and receiving signals with substantially no sidebands |
| 12/27/2007 | US20070296515 Magnetron |
| 12/20/2007 | DE102006025436A1 Verfahren und Vorrichtung zur Erzeugung Frequenz- und/oder phasenmodulierter Signale Method and apparatus for generating frequency and / or phase-modulated signals |
| 12/13/2007 | WO2007142035A1 Differential oscillation device, and modulator |
| 12/12/2007 | CN100355202C Method and device for compensating phase error in receiver and/or transmitter system with I/Q interface |
| 12/11/2007 | US7307487 Driver device for a voltage-controlled oscillator |
| 11/28/2007 | CN101080910A Adaptive pre-emphasis filtering in a phase modulator |
| 11/27/2007 | US7302011 Quadrature frequency doubling system |
| 11/22/2007 | WO2007046061A3 Polar modulation apparatus and method using fm modulation |
| 11/21/2007 | EP1858157A1 Spread spectrum clock generation system |
| 11/21/2007 | CN101075809A Clock generation circuit and method |
| 11/21/2007 | CN100350737C Trimming method and trimming device for a pll circuit for two-point modulation |
| 11/14/2007 | EP1694285A4 A transmitter circuit and method for modulation distortion compensation |
| 11/07/2007 | CN100347965C Transceiver using a harmonic rejection mixer |
| 11/06/2007 | US7292118 Modulator |
| 11/06/2007 | US7292107 Modulation method and apparatus with adjustable divisors of the dividers in phase-locked loop |
| 11/01/2007 | WO2007123643A2 Transmitter architecture |
| 11/01/2007 | WO2007122295A1 Phase modulator |
| 11/01/2007 | US20070252657 Modulation of An RF Transmit Signal |
| 10/30/2007 | US7289577 Modulation method and radio communication system |
| 10/30/2007 | US7289573 Modulator/transmitter apparatus and method |
| 10/30/2007 | US7289005 Polar modulator and a method for modulation of a signal |
| 10/30/2007 | US7289004 Dual port modulator |
| 10/30/2007 | CA2296312C Frequency synthesizer systems and methods for three-point modulation with a dc response |
| 10/25/2007 | WO2007121116A2 Modulation of an rf transmit signal |
| 10/25/2007 | US20070247254 Modulation of an RF Transmit Signal |
| 10/24/2007 | EP1847012A2 Fractional-n offset phase locked loop |
| 10/24/2007 | CN100345378C Frequency modulation circuit |
| 10/18/2007 | DE102006017973A1 Frequenzmodulator Frequency modulator |
| 10/17/2007 | EP1845612A1 Frequency modulator |
| 10/16/2007 | US7283002 Phase locked loop with a modulator |