| Patents for H03C 5 - Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal (621) |
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| 03/04/2015 | EP2842226A1 Ultra-wide band frequency modulator |
| 02/05/2015 | DE102013113346B3 Modulator und Verfahren zum Erzeugen eines modulierten Signals Modulator and method for generating a modulated signal |
| 01/22/2015 | DE102014010337A1 Systeme und verfahren, die adaptive hüllkurvenverfolgung verwenden Systems and methods that use adaptive hüllkurvenverfolgung |
| 12/30/2014 | US8923461 Method and faculty to measure and compensate DCO frequency distortions using a DPLL |
| 12/24/2014 | CN104247255A 超宽带频率调制器 Ultra-wideband frequency modulator |
| 12/16/2014 | US8913974 RF power transmission, modulation, and amplification, including direct cartesian 2-branch embodiments |
| 12/09/2014 | US8909381 Data communication in a multi-wire irrigation control system |
| 12/02/2014 | US8903017 Array amplitude modulation system and method |
| 11/18/2014 | US8890634 Multiplexed configurable sigma delta modulators for noise shaping in a 25-percent duty cycle digital transmitter |
| 11/11/2014 | US8884714 Apparatus, system, and method for digital base modulation of power amplifier in polar transmitter |
| 10/28/2014 | US8873667 Digital modulation |
| 10/28/2014 | US8872596 Polar signal generator |
| 10/21/2014 | US8866559 Hybrid modulation method for parametric audio system |
| 10/14/2014 | US8860524 Polar modulator |
| 09/25/2014 | US20140285276 Modulating device and modulation method |
| 09/23/2014 | US8842777 Highly optimized digital IQ transmitter chain |
| 09/09/2014 | US8831159 AM-PM synchronization unit |
| 09/09/2014 | US8830001 Low power all digital PLL architecture |
| 08/26/2014 | US8817909 Polar modulator arrangement, polar modulation method, filter arrangement and filtering method |
| 08/14/2014 | DE102014101357A1 Verfahren und vorrichtung um modifizieren eines komplexwertigen signals und mobiles kommunikationsgerät Method and apparatus for modifying a complex-valued signal and mobile communication device |
| 08/05/2014 | US8797113 Power amplifier, wireless communication device, and power amplification method |
| 07/29/2014 | US8792545 Balancing amplitude and phase |
| 07/23/2014 | EP2756648A1 Device for trajectory modification |
| 07/03/2014 | DE102013021610A1 Signalverzögerungs-Schätzfunktion mit absolutem Verzögerungsbetrag und Richtungsschätzung Signal delay estimation function with absolute delay amount and direction estimation |
| 06/26/2014 | WO2014100664A1 Method and apparatus for generating in-phase (i) and quadrature-phase (q) signals |
| 06/12/2014 | DE102013022207A1 HF-DAC-Zelle und Verfahren zum Bereitstellen eines HF-Ausgangssignals RF-DAC cell and method for providing a RF output signal |
| 05/27/2014 | US8737516 Amplitude modulation of carrier to encode data |
| 05/15/2014 | DE102014001552A1 Systeme und verfahren zum erzeugen von kompensierten feedback-phaseninformationen Systems and methods for generating of compensated feedback-phase information |
| 05/13/2014 | US8724730 Method and arrangement in a wireless communication network |
| 05/07/2014 | CN103782562A 一种轨迹修正装置 One kind of trajectory correction device |
| 05/01/2014 | US20140118081 Multiplexed Configurable Sigma Delta Modulators for Noise Shaping in a 25-Percent Duty Cycle Digital Transmitter |
| 04/23/2014 | CN102113205B 数字调制器 Digital modulator |
| 03/18/2014 | US8674812 Method of controlling communication |
| 02/19/2014 | EP2697948A1 Method and apparatus for implementing high-order modulation schemes using low-order modulators |
| 02/06/2014 | US20140035693 Method and apparatus for implementing high-order modulation schemes using low-order modulators |
| 02/05/2014 | EP2693634A1 Harmonic suppression in switching amplifiers |
| 01/22/2014 | EP2688202A2 Systems and methods for vector power amplification |
| 01/16/2014 | US20140016673 Quadrature modulation without carrier |
| 01/15/2014 | EP2685690A1 Technique for generating a radio frequency signal based on an offset compensation signal |
| 01/15/2014 | EP2685689A1 Technique for generating a radio frequency signal based on a peak compensation signal |
| 10/31/2013 | WO2013163473A1 Ultra-wide band frequency modulator |
| 10/10/2013 | US20130266089 Wideband Phase Modulation Methods and Apparatus |
| 09/17/2013 | US8537766 Method and apparatus for channel estimation and detection in MIMO system |
| 09/10/2013 | US8532831 Data communication in a multi-wire irrigation control system |
| 08/06/2013 | US8503407 Method for transmitting and receiving a signal to protect against erroneous feedback information |
| 07/03/2013 | CN103188046A Hierarchical modulation and demodulation apparatus and method |
| 06/26/2013 | CN103178783A Summation modulating signal generator and summation modulating signal generating method |
| 06/25/2013 | CA2510692C Correction method and correction loop for a complex digital signal |
| 06/11/2013 | US8462877 Method and apparatus for transmitting/receiving MBMS based on hm |
| 06/04/2013 | US8457567 Amplitude modulation controller for polar transmitter |
| 05/22/2013 | CN101803182B Linear RF amplifier with polar feedback |
| 03/21/2013 | WO2013037793A1 Device for trajectory modification |
| 03/14/2013 | US20130063220 Wideband Phase Modulation Methods and Apparatus |
| 11/27/2012 | US8320493 Wireless communication system |
| 11/20/2012 | US8315276 Transmitting data between a base station and a transponder |
| 10/16/2012 | CA2638549C Transmitting rf signals employing both digital and analog components with a common amplifier |
| 09/12/2012 | EP2497188A1 Digital affine transformation modulated power amplifier for wireless communications |
| 09/04/2012 | US8260465 Data communication in a multi-wire irrigation control system |
| 08/28/2012 | US8254489 Transmission method and multiple input multiple output wireless communication system using the same |
| 08/21/2012 | US8248209 Device for communicating between a mobile element and a fixed element |
| 07/26/2012 | WO2012099580A1 Advanced data encoding for scan architectures in an integrated circuit |
| 07/18/2012 | CN102594262A Polar transmitter and signal transmitting method |
| 07/12/2012 | DE102004040278B4 Polarmodulator für den Mobilfunk und Verfahren zur Polarmodulation eines Signals Polar modulator for mobile and methods for polar modulation of a signal |
| 07/04/2012 | CN102545785A Noise suppression circuit and method for frequency modulator |
| 06/12/2012 | US8199847 Method and apparatus for providing higher order modulation that is backwards compatible with quaternary phase shift keying(QPSK) or offset quaternary phase shift keying (OQPSK) |
| 05/29/2012 | US8189708 System and method for accurate downlink power control of composite QPSK modulated signals |
| 05/24/2012 | US20120127010 High-order wide band modulators and multiplying digital-to-analog converters using distributed weighting networks |
| 05/17/2012 | US20120119841 Transmission circuit, communication apparatus, and transmission method |
| 05/08/2012 | US8175187 Wireless communication apparatus for suppressing interference while reducing transmission delay |
| 04/19/2012 | US20120092085 Poly-phase filter, and a single-side band mixer including the same |
| 03/28/2012 | CN101512895B Amplifier architecture for polar modulation |
| 03/27/2012 | US8144800 Downstream transmitter and cable modem receiver for 1024 QAM |
| 01/11/2012 | CN102318185A Module for modulation and amplification |
| 12/28/2011 | EP2399336A2 Module for modulation and amplification |
| 12/08/2011 | US20110298557 Modulation apparatus, phase setting method and test apparatus |
| 11/16/2011 | CN101534286B Digital radio communication system and digital radio communication mode |
| 11/03/2011 | US20110267990 Polar modulation apparatus and communication device |
| 10/12/2011 | CN102217191A Linear and polar dual mode transmitter circuit |
| 10/12/2011 | CN101310436B Polar modulation apparatus and method with common-mode control |
| 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 |
| 08/10/2011 | CN101361264B System and method for providing a transmitter for polar modulation and power amplifier linearization |
| 08/10/2011 | CN101360085B Method and system for processing communication signal |
| 07/28/2011 | US20110182379 Network coding method and system through consideration of channel state difference of receivers |
| 07/12/2011 | CA2671999C Correction of amplitude and phase imbalance in psk receivers |
| 07/07/2011 | US20110163822 Power amplifier |
| 07/06/2011 | CN102119482A Crest factor reduction with phase optimization |
| 06/29/2011 | CN102113205A 数字调制器 Digital modulator |
| 06/09/2011 | US20110134809 MUROS Modulation using Linear Baseband Combinations with Linear Gaussian Pulse Shaping for Two users on One Timeslot used by Non-DARP and DARP Remote Stations |
| 05/19/2011 | US20110115571 Quadrature modulator and semiconductor integrated circuit with it built-in |
| 05/12/2011 | WO2011054727A1 Digital affine transformation modulated power amplifier for wireless communications |
| 05/11/2011 | CN101379695B Method and system for transmitter envelope delay calibration |
| 04/27/2011 | CN101292420B Polar modulation apparatus and method using FM modulation |
| 04/20/2011 | EP1366562B1 Amplitude and phase modulator |
| 04/12/2011 | US7925226 Transmission circuit |
| 04/06/2011 | EP2304870A1 Crest factor reduction with phase optimization |
| 03/03/2011 | US20110050354 Voltage control oscillator and quadrature modulator |
| 03/02/2011 | EP2038995B1 Polar signal generator |
| 02/16/2011 | EP2285059A2 Digital transmitters for wireless communication |
| 01/26/2011 | EP2278703A2 Pseudo-polar modulator for radio transmitters |