| Patents for H03C 3 - Angle modulation (3,926) |
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| 05/07/2009 | US20090115546 Modulator comprising a dual-frequency oscillator and a synthesizer |
| 05/06/2009 | EP2055061A2 Replica linearized power amplifier |
| 05/06/2009 | EP2055012A2 System and method for low delay corrective feedback power amplifier control |
| 05/06/2009 | CN101425778A Integrated controlled signal processor and application thereof |
| 04/29/2009 | EP1502350B1 Frequency modulator using switched capacitors |
| 04/29/2009 | CN100483922C Efficient modulation of RF signals |
| 04/23/2009 | WO2009052457A2 Method and apparatus for compensating for tuning nonlinearity of an oscillator |
| 04/23/2009 | WO2007038143A3 Method and apparatus to measure differential phase and frequency modulation distortions for audio equipment |
| 04/23/2009 | US20090102564 Method and apparatus for compensating for tuning nonlinearity of an oscillator |
| 04/23/2009 | DE102008048457A1 Integrierte binäre Phasenumtastung mit Silizium-Mems-Resonatoren Integrated Binary Phase with silicon-meme resonators |
| 04/22/2009 | CN101416380A Transmitter architecture |
| 04/21/2009 | US7522691 Phase-locked circuit |
| 04/16/2009 | CA2641126A1 Multi-format all-digital modulator and method |
| 04/15/2009 | EP1568192B1 Compensating for analog radio component impairments to relax specifications |
| 04/15/2009 | EP1042871B1 Digital radio-frequency transceiver |
| 04/15/2009 | CN101411055A Radio frequency PWM & PPM modulator |
| 04/14/2009 | US7519141 Method for converting a real signal into a complex signal |
| 04/14/2009 | US7518461 Method of configuring a polar-based modulator using a parameter look-up table |
| 04/09/2009 | WO2009043930A1 Method for self-calibration of a two point fsk modulation frequency synthesiser |
| 04/09/2009 | US20090091400 Method and Apparatus for Generating Dynamically Varying Time Hopping Sequences for UWB Signals |
| 04/08/2009 | EP2045911A1 Method of self-calibrating a frequency synthesiser with FSK modulation at two points |
| 04/08/2009 | EP2045616A1 Modulation signal generation circuit, transmission/reception module, and radar device |
| 04/08/2009 | CN100477487C Circuit arrangement for regulation of direct component of a signal and mobile radio transmitter |
| 04/07/2009 | US7515650 Quadrature modulation compensation |
| 04/02/2009 | WO2009041516A1 Jitter generation device, device test system using the same, and jitter generation method |
| 04/02/2009 | WO2008127914A3 Continuously variable phase frequency shift keying |
| 04/02/2009 | US20090085686 Integrated binary phase shift keying with silicon mems resonators |
| 03/26/2009 | WO2009037604A2 Smart electric modular adapter |
| 03/26/2009 | US20090079524 Multi-band tunable resonant circuit |
| 03/25/2009 | EP1683269B1 Electronically programmable multimode circuit |
| 03/25/2009 | CN100472941C Quadrature modulator and calibration method |
| 03/25/2009 | CN100472940C Method for trimming a two-point modulator, and a two-point modulator having a trimming apparatus |
| 03/19/2009 | WO2009036019A1 Vehicular communications system having improved serial communication |
| 03/19/2009 | US20090074108 Method and system for adjusting the amplitude and phase characteristics of real and imaginary signal components of complex signals processed by an analog radio transmitter |
| 03/19/2009 | US20090072921 Polar Modulation Without Analog Filtering |
| 03/18/2009 | CN101388878A Polar modulation without analog filtering |
| 03/18/2009 | CN100471188C Adjustment method using two-point modulation transceiver |
| 03/18/2009 | CN100471039C Circuit arrangement provided with a phase-locked loop and transmitter-receiver with said circuit arrangement |
| 03/12/2009 | US20090066436 Multi-brand electronic apparatus and multi-band signal processing method |
| 03/11/2009 | EP1248378B1 Transmitter and radio communication terminal using the same |
| 03/10/2009 | US7502435 Two-point modulator arrangement and use thereof in a transmission arrangement and in a reception arrangement |
| 03/05/2009 | US20090059903 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 03/05/2009 | DE102007040867A1 Schaltungsanordnung zur linearen Signalmischung Circuit arrangement for linear signal mixture |
| 03/04/2009 | CN100466460C Modulator and the correction method thereof |
| 02/26/2009 | US20090051455 Modulation/demodulation apparatus and modulation/demodulation method |
| 02/24/2009 | US7495520 Modulation device using frequency-shift keying |
| 02/19/2009 | US20090046609 Transaction control system including portable data terminal and mobile customer service station |
| 02/18/2009 | EP2025011A1 Carrier less modulator using saw filters |
| 02/17/2009 | US7492832 Method and apparatus for digital vector QAM modulator |
| 02/12/2009 | WO2009018871A1 Method and arrangement for production of a frequency-modulated signal |
| 02/12/2009 | DE102007055529A1 Verfahren und Anordnung zum Erzeugen eines frequenzmodulierten Signals Method and arrangement for generating a frequency-modulated signal |
| 02/05/2009 | WO2008082867A3 Method and apparatus for generating constant envelope modulation using a quadrature transmitter |
| 02/05/2009 | US20090034454 Hierarchical Data Collection Network Supporting Packetized Voice Communications Among Wireless Terminals and Telephones |
| 02/04/2009 | CN101361007A Modulation generating circuit, transmitting and receiving module and radar installation |
| 01/28/2009 | CN101355343A Quadrature modulator and calibration method |
| 01/27/2009 | US7483686 Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology |
| 01/27/2009 | US7482887 Multi-band tunable resonant circuit |
| 01/22/2009 | US20090022304 Hierarchical Data Collection Network Supporting Packetized Voice Communications Among Wireless Terminals and Telephones |
| 01/22/2009 | US20090022243 Method for data transmission, transmitter station and communication system |
| 01/22/2009 | US20090021319 Frequency shift keying modulator and applications thereof |
| 01/21/2009 | CN100454757C Transmitter arrangement for frequency modulation |
| 01/15/2009 | US20090018609 Closed-Loop Feedback-Driven Neuromodulation |
| 01/08/2009 | US20090009259 Angle modulator |
| 01/08/2009 | US20090009243 Methods and Apparatus for Controlling Leakage and Power Dissipation in Radio Frequency Power Amplifiers |
| 01/07/2009 | EP2011227A1 Phase modulator |
| 01/07/2009 | EP1516427B1 Circuit arrangement provided with a phase-locked loop and transmitter-receiver with said circuit arrangement |
| 01/07/2009 | CN100449936C Corrective phase quadrature modulator system and method |
| 01/06/2009 | US7474709 Frequency shift keying modulator and applications thereof |
| 01/06/2009 | US7474168 Modulation-signal generator circuit, image display apparatus and television apparatus |
| 01/06/2009 | US7474139 Semiconductor integrated circuit device and frequency modulation device |
| 12/30/2008 | US7471737 Hardware efficient FSK demodulator |
| 12/30/2008 | US7471736 Frequency based modulator compensation |
| 12/30/2008 | US7471651 Transaction control system including portable data terminal and mobile customer service station |
| 12/25/2008 | US20080317169 Polar modulator arrangement and polar modulation method |
| 12/24/2008 | EP2005574A2 Radio frequency pwm & ppm modulator |
| 12/17/2008 | EP2002537A2 Transmitter architecture |
| 12/17/2008 | CN100444274C Phase adjustment circuit and demodulation circuit |
| 12/16/2008 | US7466207 Gain calibration of a digital controlled oscillator |
| 12/10/2008 | CN101322311A Modulation method and apparatus |
| 12/04/2008 | WO2008146433A1 Spread spectrum control pll circuit and its start-up method |
| 12/04/2008 | US20080297270 Driver circuit of optical modulator |
| 12/02/2008 | US7460614 Method and system for adjusting the amplitude and phase characteristics of real and imaginary signal components of complex signals processed by an analog radio transmitter |
| 12/02/2008 | US7460507 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 12/02/2008 | US7460499 Modulation noise estimation mechanism |
| 11/25/2008 | US7457606 Mixer circuit for direct conversion transceiver with improved IP2 |
| 11/25/2008 | US7457370 Frequency staggered frequency shift keying modulation |
| 11/20/2008 | WO2008140730A1 Linear rf amplifier with polar feedback |
| 11/20/2008 | WO2008019287A3 Replica linearized power amplifier |
| 11/20/2008 | US20080284536 Dual Mode Power Amplifier |
| 11/19/2008 | EP1992090A1 Method for trimming an electronic system |
| 11/19/2008 | CN101310435A Method of continuously calibrating the gain for a multi-path angle modulator |
| 11/18/2008 | US7453325 Single point modulator having a PLL circuit |
| 11/13/2008 | US20080278254 Frequency modulator |
| 11/13/2008 | US20080278248 Pll Circuit |
| 11/13/2008 | DE102007021882A1 Method for optimization of noise sensation in passenger cabin of motor vehicle, which has audio system, involves adjusting sound intensity of audio system corresponding to actuation noise coming from audio system in operation |
| 11/11/2008 | US7450659 Digital modulator employing a polyphase up-converter structure |
| 11/06/2008 | WO2008102286A3 Varactorless tunable oscillator |
| 11/04/2008 | US7447552 Common transmission protocol system for an automation device |
| 10/30/2008 | WO2008011597A3 Amplitude equalizer for fm transmitters |
| 10/30/2008 | US20080266014 On-off keying - 7-phase shift keying modulation system and method for fiber communication |