| Patents for H03C 3 - Angle modulation (3,926) |
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| 03/05/2015 | WO2015030867A2 Single-bit direct modulation transmitter |
| 03/04/2015 | EP2842226A1 Ultra-wide band frequency modulator |
| 02/24/2015 | US8964896 PLS header coding for efficient signaling of modulation and coding schemes for broadband satellite communications systems |
| 02/12/2015 | US20150043699 Digital phase locked loop |
| 02/11/2015 | CN102611389B 调制信号发生电路、发送接收模块、以及雷达装置 Circuit, transmitting and receiving modules, as well as radar modulation signal generation means |
| 02/10/2015 | US8952764 High-frequency, high-speed precision digital bi-phase modulator and method for bi-phase modulation |
| 02/10/2015 | US8952763 Frequency modulator having digitally-controlled oscillator with modulation tuning and phase-locked loop tuning |
| 02/03/2015 | US8947172 Polar transmitter having frequency modulating path with interpolation in compensating feed input and related method thereof |
| 01/29/2015 | US20150028806 Microprocessor controlled class e driver |
| 01/27/2015 | US8942327 Modulation division multiple access |
| 01/21/2015 | CN104300914A 一种基于dds和dsp的射频数字化调制方法 An RF dds and dsp-based digital modulation methods |
| 01/08/2015 | WO2015001116A1 Rf mimo transmitter with load modulation |
| 01/01/2015 | US20150002090 Power supply device, power receiving device, charging system, and obstacle detection method |
| 12/30/2014 | US8923437 Non-contiguous spectral-band modulator and method for non-contiguous spectral-band modulation |
| 12/24/2014 | CN104247255A 超宽带频率调制器 Ultra-wideband frequency modulator |
| 12/24/2014 | CN104242961A 一种两点式无线发射机及其频偏校准方法 One kind of wireless transmitter and two-point offset calibration method |
| 12/16/2014 | US8913694 Fast LO leakage calibration of direct up-conversion transmitters using three measurements |
| 12/16/2014 | US8913693 Quadrature modulator balancing system |
| 12/16/2014 | US8912854 Structure for an inductor-capacitor voltage-controlled oscillator |
| 12/10/2014 | CN102474484B 发送装置、被检体内导入装置以及发送接收系统 Transmitting means, body-insertable apparatus, and transmission and reception system |
| 12/10/2014 | CN102273066B 具有两点调制和自适应延迟匹配的数字锁相回路 Has two adaptive modulation and delay matching of digital phase-locked loop |
| 12/10/2014 | CN101562598B 正交调制器的调整装置及调整方法、以及通信装置 Quadrature modulator adjusting device and adjustment method, and a communication device |
| 11/25/2014 | US8896388 Temperature-compensated crystal oscillator |
| 11/18/2014 | US8891681 Transmitters and methods |
| 11/18/2014 | US8891680 Transmission arrangement and method for modulating useful signals onto a carrier frequency signal |
| 11/18/2014 | US8890635 Signal generator for a transmitter or a receiver, a transmitter and a receiver |
| 11/11/2014 | US8884714 Apparatus, system, and method for digital base modulation of power amplifier in polar transmitter |
| 11/11/2014 | US8884709 Double-point modulator with accurate and fast gain calibration |
| 10/28/2014 | US8872596 Polar signal generator |
| 10/28/2014 | US8872595 Binary bi-phase shift modulator |
| 10/21/2014 | US8867665 Communication systems and methods supporting multiple modulation techniques |
| 10/21/2014 | US8866559 Hybrid modulation method for parametric audio system |
| 10/16/2014 | US20140308913 Down-Conversion of an Electromagnetic Signal with Feedback Control |
| 10/14/2014 | US8861643 Signal transmitting device and phase modulated method for transmitting via a signal transmitting device |
| 09/23/2014 | US8842777 Highly optimized digital IQ transmitter chain |
| 09/23/2014 | US8842761 Methodology and method and apparatus for signaling with capacity optimized constellations |
| 09/23/2014 | US8841975 Digitally controlled oscillator device and high frequency signal processing device |
| 09/16/2014 | US8838033 System and method for signal amplification |
| 09/16/2014 | US8836443 Integrated circuits with configurable inductors |
| 09/16/2014 | US8836434 Method and system for calibrating a frequency synthesizer |
| 09/09/2014 | US8830008 Generator of a modulated radiofrequency signal, method for calibrating the generator, and magnetic resonance imaging system |
| 09/04/2014 | DE102009043078B4 Digitalphasenrückkopplung zum Bestimmen einer Phasenverzerrung Digital phase loop for determining a phase distortion |
| 08/27/2014 | EP2770632A1 Measurement of DC offsets in IQ modulators |
| 08/14/2014 | US20140226751 Method, System, and Apparatus for Balanced Frequency Up-Conversion of a Baseband Signal |
| 08/12/2014 | US8804874 Polar transmitter having digital processing block used for adjusting frequency modulating signal for frequency deviation of frequency modulated clock and related method thereof |
| 08/12/2014 | US8803627 Wideband direct DCO modulator with in-band compensation |
| 08/12/2014 | US8803616 Temperature compensation and coarse tune bank switches in a low phase noise VCO |
| 08/12/2014 | US8803564 Tunable capacitance control circuit and tunable capacitance control method |
| 08/12/2014 | US8803560 Audio frequency device for audible eyes off measurements |
| 08/07/2014 | WO2014120602A1 Apparatus and method for generating an oscillating output signal |
| 08/06/2014 | EP2762913A1 Highly integrated circuit architecture |
| 07/29/2014 | US8792545 Balancing amplitude and phase |
| 07/08/2014 | US8774317 System and method for phase modulation over a pulse width modulated/amplitude modulated signal for use in a radio controlled clock receiver |
| 07/08/2014 | US8774316 Transmitter including calibration of an in-phase/quadrature (I/Q) modulator and associated methods |
| 07/03/2014 | WO2014105346A1 Method and apparatus for single port modulation using a fractional-n modulator |
| 06/24/2014 | US8761306 Method to prevent phenomenon in vector modulator transmitter |
| 06/18/2014 | CN102282760B Modulator module in an integrated circuit device |
| 06/10/2014 | US8750421 Communications transmitter having high-efficiency combination modulator |
| 06/10/2014 | US8749318 Enhanced polar modulator for transmitter |
| 06/10/2014 | US8749317 Modulator and an amplifier using the same |
| 06/10/2014 | US8749316 Programmable varactor and methods of operation thereof |
| 06/04/2014 | CN102057576B Digitally-controlled oscillator output in a phase-locked loop |
| 06/03/2014 | US8742864 Method and digital circuit for generating a waveform from stored digital values |
| 06/03/2014 | US8742808 Digital phase locked loop |
| 05/28/2014 | DE102006017973B4 Direkt modulierender Frequenzmodulator Directly modulating frequency modulator |
| 05/27/2014 | US8736395 Polar modulation apparatus and method with common-mode control |
| 05/21/2014 | EP2732548A1 Spintronic oscillator, and use thereof in radiofrequency devices |
| 05/20/2014 | US8731108 Communication system for recognizing type of noise source |
| 05/13/2014 | US8723613 Wideband phase modulator |
| 05/13/2014 | US8723609 Voltage-controlled oscillator module and method for generating oscillator signals |
| 05/08/2014 | US20140125423 Method and device for digital modulation with low transition density |
| 05/06/2014 | US8718563 System and method for signal limiting |
| 04/30/2014 | DE102013001162A1 Mischer Mixer |
| 04/23/2014 | CN102386850B Voltage controlled oscillation modulator circuit |
| 04/22/2014 | US8705657 Digital signal processing circuit for generating output signal according to non-overlapping clock signals and input bit streams and related wireless communication transmitters |
| 04/22/2014 | US8704606 Mixer cell, modulator and method |
| 04/08/2014 | US8693959 System and apparatus for a direct conversion receiver and transmitter |
| 04/08/2014 | US8692622 High-speed CMOS ring voltage controlled oscillator with low supply sensitivity |
| 04/08/2014 | US8692584 Semiconductor integrated circuit device |
| 03/27/2014 | DE102005006543B4 Direkt modulierter spannungsgesteuerter Oszillator auf CMOS-Basis Directly modulated voltage-controlled oscillator CMOS-based |
| 03/25/2014 | US8683414 Semiconductor integrated circuit device with independent power domains |
| 03/25/2014 | US8681898 Signal amplifying apparatus, wireless transmitting apparatus, and signal amplifying method |
| 03/19/2014 | CN103647510A Limited random frequency difference reflection control method of microwave signal |
| 03/18/2014 | US8674812 Method of controlling communication |
| 03/18/2014 | US8674758 Method and apparatus for improved high order modulation |
| 03/13/2014 | US20140070902 Binary bi-phase shift modulator |
| 03/11/2014 | US8669826 Radio transmitter |
| 03/04/2014 | US8666524 Portable music player and transmitter |
| 03/04/2014 | US8665995 Dual channel transmission |
| 02/05/2014 | EP2693630A1 Method for providing modulated excitation signals |
| 01/22/2014 | CN101388878B Polar modulation without analog filtering, implementation device and method thereof |
| 01/14/2014 | US8630370 Apparatus and method for compensating for IQ mismatch in mobile communication system |
| 01/09/2014 | US20140010337 Digital phase locked loop |
| 01/09/2014 | US20140009237 Frequency Modulator and Magnetic Resonance Tomography System with a Frequency Modulator |
| 01/09/2014 | DE102012211502A1 Frequenzmodulator und Magnetresonanztomograph mit einem Frequenzmodulator Frequency modulator and magnetic resonance imaging with a frequency modulator |
| 12/25/2013 | EP1368891B1 Iq modulator |
| 12/18/2013 | EP2673931A1 Two point modulation digital phase locked loop |
| 12/18/2013 | CN102082758B Transmitting device and related method operated on various frequency bands |
| 12/10/2013 | US8605823 Communication using continuous-phase modulated signals |
| 12/04/2013 | CN101777873B Method of self-calibrating a frequency synthesiser with fsk modulation at two points |