| Patents for H03C 3 - Angle modulation (3,926) |
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| 10/18/2011 | US8041105 Pattern evaluation method, computer-readable medium, and semiconductor device manufacturing method |
| 10/18/2011 | CA2566283C User-definable, low cost, low phase hit and spectrally pure tunable oscillator |
| 10/12/2011 | EP2374209A2 Digital phase-locked loop with two-point modulation and adaptive delay matching |
| 10/12/2011 | CN102217191A Linear and polar dual mode transmitter circuit |
| 10/11/2011 | US8035456 Multi-phase signal generator and voltage-controlled oscillator thereof |
| 10/11/2011 | US8035452 Structure for transforming an input voltage to obtain linearity between input and output functions and system and method thereof |
| 10/04/2011 | US8031025 Mixed-mode PLL |
| 10/04/2011 | US8031018 Oscillator with coupled amplifier |
| 10/04/2011 | US8031015 Phase-locked loop circuit |
| 10/04/2011 | US8031011 Digitally controlled oscillators |
| 09/28/2011 | EP2368320A2 Linear and polar dual mode transmitter circuit |
| 09/28/2011 | EP2176948B1 Method and arrangement for production of a frequency-modulated signal |
| 09/28/2011 | CN102204084A Microwave/millimeter wave communication apparatus |
| 09/22/2011 | US20110227662 Hybrid modulation method for parametric audio system |
| 09/21/2011 | CN102195907A Apparatus for generating frequency signal |
| 09/20/2011 | US8022782 Two-point phase modulator and method of calibrating conversion gain of the same |
| 09/20/2011 | US8022781 Redundancy system for a telecommunication system and related methods |
| 09/15/2011 | US20110223871 Adder, and power combiner, quadrature modulator, quadrature demodulator, power amplifier, transmitter and wireless communicator using same |
| 09/13/2011 | US8018907 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 09/13/2011 | US8018295 Modulation device and pulse wave generation device |
| 09/07/2011 | CN1720663B Phase locked loop with a modulator |
| 09/07/2011 | CN102176654A Broadband, high-linearity and low-phase noise frequency modulation (FM) modulator |
| 09/06/2011 | US8015301 Policy and attribute based access to a resource |
| 09/06/2011 | US8014724 System and method for signal limiting |
| 08/30/2011 | US8008981 Multi-phase ultra-wideband signal generator using differential pulse oscillators and array thereof |
| 08/23/2011 | US8004368 Radio frequency amplifier with digital amplitude modulation and method for controlling the delivering of power |
| 08/11/2011 | US20110194648 Wireless Local Area Network (WLAN) Using Universal Frequency Translation Technology Including Multi-Phase Embodiments |
| 08/04/2011 | US20110187473 Method and system for polar modulating qam signals with discontinuous phase |
| 07/28/2011 | WO2011089675A1 Angle modulator, transmission device, and wireless communication device |
| 07/28/2011 | DE102010005276A1 Elektronische Vorrichtung zur Steuerung eines Frequenzmodulationsindexes und Verfahren zur Frequenzmodulation Electronic device for controlling a frequency and modulation index for frequency modulation method |
| 07/26/2011 | US7986195 Digital FM modulator |
| 07/14/2011 | US20110170698 Frequency modulator and fm transmission circuit using the same |
| 07/14/2011 | US20110170639 Multiplier-less data processing techniques and related implementations adapted for use in polar modulator |
| 07/12/2011 | US7978073 Transmitter and a method for transmitting data |
| 07/12/2011 | CA2671999C Correction of amplitude and phase imbalance in psk receivers |
| 06/30/2011 | US20110156832 Method and Apparatus for Modifying a Characteristic of a Complex-Valued Signal |
| 06/30/2011 | DE102009029425B4 Sprunglose Phasenmodulation in einer Polarmodulationsumgebung Jump lots phase modulation in a polar modulation environment |
| 06/29/2011 | EP1829202B1 Direct conversion device with compensation means for a transmission path of a wireless communication equipment |
| 06/28/2011 | US7969254 I/Q impairment calibration using a spectrum analyzer |
| 06/22/2011 | CN101292419B Fm调制器 Fm Modulator |
| 06/14/2011 | US7961061 Apparatus and method for modulation and demodulation using frequency selective baseband |
| 06/09/2011 | US20110133704 Method for controlling an interleaving multiphase regulator and corresponding system |
| 06/08/2011 | EP2330733A1 IQ modulation systems and methods that use separate phase and amplitude signal paths |
| 06/08/2011 | EP2055012B1 System and method for low delay corrective feedback power amplifier control |
| 06/08/2011 | CN1717861B Modulator using compensation or frequency deviation, and method |
| 06/08/2011 | CN101425778B Integrated controlled signal processor and application thereof |
| 06/07/2011 | US7956699 Frequency modulator and method for adjusting gain thereof |
| 06/03/2011 | WO2011065070A1 Frequency switching circuit, transmission device, device for introduction into a subject, and sending/receiving system |
| 06/01/2011 | CN102082758A Transmitting device and related method operated on various frequency bands |
| 05/31/2011 | US7953182 Quadrature modulation without carrier |
| 05/26/2011 | US20110124302 Modulation Method and Apparatus |
| 05/26/2011 | US20110122970 Dual prupose modulator |
| 05/25/2011 | CN1557082B Computational circuits and methods for processing modulated signals having non-constant envelopes |
| 05/24/2011 | US7949072 Local oscillator with injection pulling suppression and spurious products filtering |
| 05/18/2011 | CN102067440A Pll calibration |
| 05/17/2011 | US7944989 Quadrature modulation apparatus, method, program, and recording medium |
| 05/17/2011 | US7944319 Clock spreading systems and methods |
| 05/11/2011 | CN102057576A Digitally-controlled oscillator output in a phase-locked loop |
| 05/10/2011 | US7940142 Two-point modulation polar transmitter architecture and method for performance enhancement |
| 05/03/2011 | US7936713 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 05/03/2011 | US7936229 Local oscillator incorporating phase command exception handling utilizing a quadrature switch |
| 05/03/2011 | US7936228 Frequency modulator and FM transmission circuit using the same |
| 04/27/2011 | CN101292420B Polar modulation apparatus and method using FM modulation |
| 04/26/2011 | US7933358 GFSK/FSK modulation circuit and related method implemented in a digital manner |
| 04/26/2011 | US7933252 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 04/21/2011 | US20110092177 Down-Conversion of an Electromagnetic Signal with Feedback Control |
| 04/19/2011 | US7929638 Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments |
| 04/19/2011 | US7928813 Transient noise control for digital RF modulation |
| 04/14/2011 | US20110084777 Jumpless Phase Modulation In A Polar Modulation Environment |
| 04/12/2011 | US7924937 Resonant power converter for radio frequency transmission and method |
| 04/06/2011 | EP2304874A2 Dithering a digitally-controlled oscillator output in a phase-locked loop |
| 04/06/2011 | CN101355343B Quadrature modulator and calibration method |
| 04/05/2011 | US7920601 Vehicular communications system having improved serial communication |
| 04/05/2011 | US7920553 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 04/05/2011 | US7920496 Transaction control system including portable data terminal and mobile customer service station |
| 04/05/2011 | US7920033 Systems and methods for frequency modulation adjustment |
| 03/30/2011 | CN101036359B Method and apparatus for a fully digital quadrature modulator |
| 03/29/2011 | US7916706 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 03/29/2011 | US7915969 Distortion compensating circuit |
| 03/23/2011 | EP2220761B1 Pll calibration |
| 03/22/2011 | US7912145 Filter for a modulator and methods thereof |
| 03/22/2011 | US7912043 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 03/22/2011 | US7912016 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 03/22/2011 | US7911286 Multiplexed voltage and current signaling |
| 03/10/2011 | US20110057739 Bi-phase modulator apparatus and method |
| 03/03/2011 | US20110051844 Programmable Hybrid Transmit Baseband Module |
| 03/01/2011 | US7899007 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 03/01/2011 | US7898352 Radio frequency PWM & PPM modulator |
| 03/01/2011 | US7898351 Modulation circuit, modulation method, program and communication apparatus |
| 02/22/2011 | US7894789 Down-conversion of an electromagnetic signal with feedback control |
| 02/22/2011 | US7894423 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 02/22/2011 | US7893788 Charge pump-based frequency modulator |
| 02/22/2011 | US7893773 Phase locked loop modulator calibration techniques |
| 02/22/2011 | US7893758 Quadrature modulator and calibration method |
| 02/17/2011 | WO2011018874A1 Two-point modulation device using voltage-controlled oscillator, and calibration method |
| 02/17/2011 | WO2010068679A3 Digital phase-locked loop with two-point modulation and adaptive delay matching |
| 02/10/2011 | WO2011015534A2 Positive coefficient weighted quadrature modulation method and apparatus |
| 02/08/2011 | US7885353 Spread spectrum block control apparatus and spread spectrum clock generating apparatus |
| 02/01/2011 | US7881404 Distortion correction control apparatus and distortion correction control method |
| 02/01/2011 | US7880201 Optical modulator using a serpentine dielectric layer between silicon layers |