Patents
Sitemap › H03 - Basic electronic circuitry › H03C - Modulation › H03C 3 - Angle modulation
Patents for H03C 3 - Angle modulation (3,926)
01/2011
01/26/2011EP2278703A2 Pseudo-polar modulator for radio transmitters
01/25/2011US7876170 Frequency modulator, frequency modulating method, and wireless circuit
01/25/2011US7876169 Modulating circuit
01/20/2011US20110012688 Frequency modulator and method for adjusting gain thereof
01/20/2011DE19933544B4 Demodulationsvorrichtung für Zeitmultiplex-Übertragungssysteme Demodulation means for time-division multiplex transmission systems
01/18/2011USRE42043 Radiofrequency transmitter with a high degree of integration and possibly with self-calibrating image deletion
01/18/2011US7872545 Jumpless phase modulation in a polar modulation environment
01/18/2011US7872544 Modulation/demodulation apparatus and modulation/demodulation method
01/13/2011US20110007844 Apparatus for frequency modulating and demodulating of frequency selective baseband with gain of frequency diversity, and apparatus for transmitting and receiving using for this
01/13/2011US20110007733 Hierarchical Data Collection Network Supporting Packetized Voice Communications Among Wireless Terminals And Telephones
01/13/2011DE102009032049A1 Sendeanordnung und Verfahren zum Modulieren von Nutzsignalen auf ein Trägerfrequenzsignal Transmitting arrangement and method for modulating user signals on a carrier frequency signal
01/11/2011US7868712 Circuit arrangement for frequency modulation
01/04/2011US7863993 Oscillator for providing oscillation signal with controllable frequency
12/2010
12/29/2010CN1681266B Frequency staggered frequency shift keying modulation method, frequency shift controller and transmitter
12/28/2010US7860185 Distortion compensating apparatus and power amplifier apparatus
12/23/2010US20100321126 Method of Modulating A Carrier to Transmit Power to a Device, and Modulator Adapted to do the Same
12/22/2010CN101075809B Clock generation circuit and method
12/21/2010US7856069 Distortion compensation apparatus
12/16/2010US20100315937 High frequency modulator
12/15/2010CN101917164A CORDIC algorithm-based signal processing method
12/14/2010US7852970 Programmable hybrid transmitter
12/09/2010WO2010141909A1 Digital phase locked loop with parts operating at different sample rates
12/08/2010CN1989701B Ratiometric clock systems for integrated receivers and associated methods
12/07/2010US7848455 Transmission circuit comprising multistage amplifier, and communication device
12/07/2010US7848449 Offset compensation device
12/07/2010US7848316 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
12/07/2010US7847646 Carrier generator with LC network
12/07/2010US7847644 Modulation signal generation circuit, transmission/reception module, and radar device
12/01/2010CN1939024B Phase modulating apparatus, communication device, mobile wireless unit, and phase modulating method
11/2010
11/25/2010WO2010133752A1 Apparatus for reducing degradation in performance caused by coupling
11/25/2010US20100295628 Apparatus, method and computer program
11/24/2010CN1747326B Spread spectrum clock generator and method of generating spread spectrum clock
11/24/2010CN101243608B Dual port modulator
11/23/2010US7840271 Stimulus regimens for cardiovascular reflex control
11/23/2010US7839954 Phase rotation of IQ origin
11/18/2010US20100291886 Polar feedback architecture
11/11/2010US20100286734 Treatment of Conditions Through Modulation of the Autonomic Nervous System
11/09/2010US7830217 Method and system of vector signal generator with direct RF signal synthesis and parallel signal processing
11/04/2010WO2010127168A1 Digital phase-locked loop with two-point modulation using an accumulator and a phase-to-digital converter
11/02/2010US7826403 Wireless communication control apparatus and wireless communication method to reduce inter-channel interference in narrow-band communications
10/2010
10/28/2010US20100271148 Signal modulator
10/27/2010EP2244375A2 Phase locked loop method and apparatus
10/26/2010US7822480 Systems and methods for communicating with an implantable stimulator
10/21/2010WO2010118980A1 Digital phase-locked loop architecture
10/21/2010US20100265002 Method of modulating a common signal of liquid crystal display
10/14/2010US20100260289 Method, System, and Apparatus for Balanced Frequency Up-Conversion of a Baseband Signal
10/14/2010US20100260110 Hierarchical Data Collection Network Supporting Packetized Voice Communications Among Wireless Terminals and Telephones
10/14/2010US20100260063 Hierarchical Data Collection Network Supporting Packetized Voice Communications Among Wireless Terminals And Telephones
10/14/2010DE102010003253A1 Mischer variabler Größe für Sender mit hohem Gewinnbereich Mixer variable size for channels with high gain range
10/12/2010US7812684 Communication apparatus
10/07/2010WO2009147793A3 Self-calibrating modulator apparatuses and methods
10/06/2010CN1649334B Apparatus and method for adjusting quadrature modulator, and acommunication apparatus
09/2010
09/30/2010US20100246718 STTC Encoder for Single Antenna WAVE Transceivers
09/30/2010US20100244976 Clock Spreading Systems and Methods
09/30/2010US20100244975 Communication apparatus and signal processing method thereof
09/28/2010US7804376 Continuous phase modulation processing for wireless networks
09/28/2010US7804375 Modulation circuit
09/22/2010CN101842986A Spectrum spread clock generation device
09/21/2010US7800454 Digital controlled oscillator
09/16/2010US20100233974 Feedback Compensation Detector For A Direct Conversion Transmitter
09/16/2010US20100232323 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
09/16/2010US20100232312 Hierarchical Data Collection Network Supporting Packetized Voice Communications Among Wireless Terminals And Telephones
09/16/2010US20100231315 Wideband phase modulator
09/16/2010US20100231314 Radio frequency pwm & ppm modulator
09/16/2010DE102009012913A1 Verfahren und Schaltung zum Betreiben eines Mischers Method and circuit for operating a mixer
09/15/2010EP1456964B1 High data rate wireless communication system
09/14/2010US7795986 Multi-format all-digital modulator and method
09/09/2010US20100225409 IQ-Modulation
09/09/2010DE102010002351A1 I/Q-Modulation I / Q modulation
09/07/2010US7791428 All-digital phase-locked loop, loop bandwidth calibration method, and loop gain calibration method for the same
09/02/2010US20100219900 Voltage and current signaling
08/2010
08/26/2010US20100215120 Low-Power Polar Transmitter
08/26/2010US20100213916 Frequency modulator and fm transmission circuit using the same
08/25/2010EP2220761A2 Pll calibration
08/25/2010EP1413111B1 Signal decomposition for the control of its dynamic range
08/25/2010CN1972117B Voltage controlled oscillator, wireless communication apparatus
08/24/2010US7782151 VCO digital range selection
08/19/2010WO2010068504A3 Linear and polar dual mode transmitter circuit
08/19/2010DE102004056765B4 Polarmodulator und dessen Verwendung Polar modulator and its use
08/11/2010CN101803182A linear rf amplifier with polar feedback
08/10/2010US7773688 Method, system, and apparatus for balanced frequency up-conversion, including circuitry to directly couple the outputs of multiple transistors
08/10/2010US7772936 Polar feedback architecture
08/03/2010US7768951 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
07/2010
07/29/2010WO2010085721A1 Modulator module in an integrated circuit device
07/29/2010US20100188014 Modulator module in an integrated circuit device
07/28/2010CN101789759A Method for realizing modulation predistortion through curve fitting
07/27/2010US7764139 Polar modulation with extended AM
07/22/2010DE112008002591T5 Jitter-Erzeugungsvorrichtung, diese verwendendes Gerätetestsystem, und Jitter-Erzeugungsverfahren Jitter generation device, this device-use test system, and jitter generation method
07/20/2010US7760818 Data modulator based on Gaussian minimum shift keying (GMSK) modulation and data transmitter including the same
07/20/2010US7760817 Communication system for utilizing single tone testing signal having specific frequency or combinations of DC value and single tone testing signal to calibrate impairments in transmitting signal
07/20/2010US7760703 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
07/20/2010US7760043 Polar modulation apparatus
07/20/2010US7760042 Phase locked loop based frequency modulator with accurate oscillator gain adjustment
07/15/2010WO2009141748A3 Feedback system
07/15/2010US20100176893 Modulation device and pulse wave generation device
07/14/2010CN101777873A Method of self-calibrating a frequency synthesiser with fsk modulation at two points
07/14/2010CN101776935A Digital modulation signal generator based on DDS
07/13/2010US7755444 Polar modulation apparatus and method using FM modulation
07/13/2010US7755443 Delay-based modulation of RF communications signals
07/13/2010US7755439 Phase locked loop circuit performing two point modulation and gain calibration method thereof
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ... 40