Patents
Patents for H03C 3 - Angle modulation (3,926)
11/2005
11/17/2005US20050254475 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
11/17/2005US20050253574 System and method for calibrating electronic circuitry
11/17/2005DE102005004860A1 Schaltung zum Erzeugen eines Spreizspektrumstaktes Circuit for generating a Spreizspektrumstaktes
11/16/2005CN1698263A Method and apparatus of compensating imbalance of a modulator
11/10/2005US20050251212 Stimulus regimens for cardiovascular reflex control
11/10/2005US20050250464 Phase-lock loops
11/09/2005CN1695295A Device including a circuit with adjusting means for adjusting at least one characteristic signal value of a modulated signal
11/08/2005US6963734 Differential frequency down-conversion using techniques of universal frequency translation technology
11/08/2005US6963620 Communication transmitter using offset phase-locked-loop
11/03/2005US20050245208 Polar modulation transmission apparatus and radio communication apparatus
11/02/2005CN1225843C Calibration of in-phase and quadrature transmit branches of transmitter
11/01/2005US6961312 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
11/01/2005US6960961 EMI reduction of oscillating signals by way of controlled randomized modulation
10/2005
10/27/2005WO2004079924A3 Tuner for radio frequency receivers and associated method
10/27/2005US20050240241 Treatment of conditions through modulation of the autonomic nervous system
10/27/2005US20050237121 Apparatus
10/27/2005DE102004015771A1 Anordnung zur Drehmomentmessung von rotierenden Maschinenteilen Arrangement for measuring torque of rotating machinery
10/26/2005EP1214790B1 Direct digital frequency synthesis enabling spur elimination
10/26/2005CN1225088C Method and apparatus for reducing oscillator noise by noise-feedforward
10/20/2005WO2005098383A1 Arrangement for measuring the torque of rotating machine parts
10/20/2005US20050232385 Two-point frequency modulation apparatus, wireless transmitting apparatus, and wireless receiving apparatus
10/20/2005US20050231296 Directly modulated CMOS VCO
10/20/2005US20050231259 System and method for dynamically varying a clock signal
10/20/2005US20050230730 Semiconductor integrated circuit device and frequency modulation device
10/19/2005EP1486007B1 Frequency doubling circuit arrangement and mobile radio set comprising said circuit arrangement
10/13/2005WO2005002063A3 Method and system for suppressing carrier leakage
10/13/2005US20050227627 Programmable radio transceiver
10/13/2005US20050226348 Frequency staggered frequency shift keying modulation
10/13/2005US20050225402 Circuit for generating spread spectrum clock
10/13/2005US20050225400 Voltage-controlled oscillator and quadrature modulator
10/12/2005EP1585229A1 Frequency staggered frequency shift keying modulation
10/12/2005EP1027769B1 Method and device in a telecommunication system
10/12/2005CN1682446A Phase locked loop
10/12/2005CN1682435A Trimming of a two point phase modulator
10/12/2005CN1681266A Frequency staggered frequency shift keying modulation
10/11/2005US6954088 Voltage controlled oscillator (VCO) with amplitude control
10/06/2005US20050222626 Cloosed-loop feedback-driven neuromodulation
10/05/2005EP1583225A1 Digital frequency-upconverting circuit
10/05/2005EP1583224A1 Modulator and correction method thereof
10/05/2005CN1679239A Improvements relating to phase-lock loops
10/05/2005CN1677965A Digital modulator employing a polyphase up-converter structure
10/04/2005US6952569 Wireless transmitter having a modified translation loop architecture
09/2005
09/29/2005US20050213697 Frequency modulator, frequency modulating method, and wireless circuit
09/29/2005US20050213683 Digital modulator employing a polyphase up-converter structure
09/29/2005US20050212605 Phase locked loop
09/29/2005US20050212604 Programmable radio transceiver
09/28/2005EP1579566A1 Modulator using compensation or frequency deviation, and method
09/28/2005CN1675829A Voltage control oscillator having modulation function
09/22/2005US20050207518 Constant-gain phase shifter
09/21/2005CN1671039A Frequency modulation device
09/20/2005US6946915 Maximally digitized fractional-N frequency synthesizer and modulator with maximal fractional spurs removing
09/15/2005US20050200389 Frequency programmable feed-forward oscillator and triangle wave generator
09/15/2005DE102005006543A1 Variable capacitor modulator used in directly modulated voltage controlled oscillators, includes switched trim capacitor connected between ground and nodes of varactor block already connected to tank circuit
09/13/2005US6944437 Electronically programmable multimode circuit
09/09/2005WO2005083887A1 Pll circuit
09/07/2005CN1665140A The double spot modulating type frequency modulation device, wireless transmit device and wireless communication device
09/06/2005US6941118 Negative feedback amplifier and method of controlling loop gain thereof
09/06/2005US6940920 Multiplier arrangement, signal modulator and transmitter
09/06/2005US6940916 Wideband analog quadrature modulator/demodulator with pre-compensation/post-compensation correction
09/01/2005WO2005081488A1 Quadrature modulation apparatus, method, program and recording medium
09/01/2005US20050190002 Voltage-controlled oscillator, radio communication apparatus and voltage-controlled oscillation method
08/2005
08/31/2005EP1568192A1 Compensating for analog radio component impairments to relax specifications
08/31/2005CN1663113A Circuit arrangement provided with a phase-locked loop and transmitter-receiver with said circuit arrangement
08/25/2005WO2005078916A1 Programmable radio transceiver
08/25/2005US20050186920 Apparatus for and method of noise suppression and dithering to improve resolution quality in a digital RF processor
08/25/2005US20050185749 Circuit arrangement provided with a phase-locked loop and transmitter-receiver with said circuit arrangement
08/25/2005US20050184766 Amplitude-controlled oscillator circuit and method for operating an amplitude-controlled oscillator circuit
08/25/2005DE102004005261A1 Oscillator circuit to be controlled for amplitude has an oscillator to set up a frequency signal (FS) with controllable signal amplitude and a modified circuit to split the FS's frequency
08/24/2005EP1566030A2 Apparatus, methods and articles of manufacture for noise reduction in electromagnetic signal processing
08/23/2005US6933798 Trimming method and trimming device for a PLL circuit for two-point modulation
08/18/2005WO2005076464A1 System and method for frequency translation with harmonic suppression using mixer stages
08/16/2005US6930563 Self-adjusting I-Q modulator system
08/11/2005US20050175137 Dual port modulator comprising a frequency synthesiser
08/09/2005US6928129 Phase locked loop circuit and method of frequency modulation in phase locked loop circuit
08/09/2005US6928101 FMOD transceivers including continuous and burst operated TDMA, FDMA, spread spectrum CDMA, WCDMA and CSMA
08/09/2005US6927605 System and method for dynamically varying a clock signal
08/04/2005US20050170806 Mixer circuit for direct conversion transceiver with improved IP2
08/04/2005US20050169402 Apparatus and method for adjusting quadrature modulator, communication apparatus and program
08/03/2005EP1560391A2 Apparatus and method for adjusting quadrature modulator, communication apparatus and program
08/03/2005EP1560336A1 Dual port modulator comprising a frequency synthesiser
08/03/2005EP1560326A1 Mixer circuit for direct conversion transceiver with improved second intermodulation product
08/03/2005CN1650511A Oscillator and PLL circuit using the same
08/03/2005CN1649334A Apparatus and method for adjusting quadrature modulator, communication apparatus and program
08/02/2005US6924711 Multimode modulator employing a phase lock loop for wireless communications
07/2005
07/28/2005WO2005020430A3 Pseudo-polar modulation for radio transmitters
07/28/2005US20050164670 Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology
07/28/2005US20050164161 Electrical field stimulation of eukaryotic cells
07/27/2005EP1557021A1 Communication transmitter using offset phase-locked-loop
07/26/2005CA2351761C Correction of amplitude and phase imbalance in psk receivers
07/20/2005EP1483828B1 Transmitter arrangement for frequency modulation
07/20/2005CN1643801A Frequency-doubling circuit arrangement, and mobile radio having that circuit arrangement
07/20/2005CN1643795A Transceiver using a harmonic rejection mixer
07/20/2005CN1643775A Transmitter arrangement for frequency modulation
07/20/2005CN1642157A Modulation and transmission methods to provide a wireless link and transmitter circuit for providing a wireless link
07/20/2005CN1211915C Direct digital frequency synthesizer enabling spur elimination
07/14/2005WO2005062815A2 Device with improved serial communication
07/14/2005US20050152469 Modulator/transmitter apparatus and method
07/14/2005US20050152437 Modulation and transmission methods to provide a wireless link and transmitter circuit for providing a wireless link
07/14/2005US20050152319 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
07/14/2005US20050151595 Calibration device for a phased locked loop synthesiser
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