Patents
Sitemap › H03 - Basic electronic circuitry › H03D - Demodulation or transference of modulation from one carrier to another › H03D 3 - Demodulation of angle-modulated oscillations
Patents for H03D 3 - Demodulation of angle-modulated oscillations (6,449)
06/2005
06/30/2005US20050141662 VCO circuit, Pll circuit using VCO circuit, and data recording apparatus using the Pll circuit
06/30/2005US20050141656 Apparatus and method for enhancing a reception rate of a receiver
06/30/2005DE10354946A1 Local oscillator signal generating circuit, for driving mixer, has compensation arrangement with phase discriminator to correct for deviation from desired 90 degree phase difference between I and Q components
06/29/2005EP1547239A1 Direct conversion receiver and receiving method
06/28/2005US6912381 Processing received signals
06/23/2005WO2005020482A3 Thermal-mechanical signal processing
06/23/2005US20050135530 Apparatus for providing system clock synchronized to a network universally
06/23/2005US20050135521 Method and apparatus for compensating I/Q imbalance in receivers
06/23/2005US20050135501 Module to module signaling with jitter modulation
06/23/2005US20050134328 Transconductor circuit for compensating the distortion of output current
06/22/2005EP1545007A1 Local oscillator for harmonic image-rejection mixers
06/22/2005EP1545006A1 Local oscillator for harmonic image-rejection mixers
06/22/2005EP1485991A4 Slicing algorithm for multi-level modulation equalizing schemes
06/22/2005CN1630978A Digital phase locked loop
06/22/2005CN1630196A Clock synchroniser
06/21/2005US6909754 Method and quadrature device for compensating mismatch in parallel paths by switching signals therein
06/16/2005WO2005055449A1 Bandpass sampling receiver and the sampling method
06/16/2005US20050130619 Radio-frequency mixer arrangement
06/15/2005CN1628410A Quadratic nyquist slope filter
06/14/2005CA2370100C Method for down-converting an electromagnetic signal
06/09/2005US20050123067 Apparatus and method for detecting I/Q channel imbalance in direct conversion digital quadrature transmission system
06/09/2005US20050123025 Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
06/08/2005EP1537659A1 Tuning arrangement
06/08/2005CN1625833A Additive DC component detection included in an input burst signal
06/08/2005CN1625064A Band pass sampling receiver and its sampling method
06/02/2005US20050117681 Timing recovery apparatus and method
06/02/2005US20050117671 Electric circuit for decoding a two-phase asynchronous data signal and corresponding decoding method, device for controlling equipment
06/01/2005EP1536604A1 Demodulator circuit and receiver device
06/01/2005EP1536566A1 Electronic circuit for decoding of an asynchronous biphase signal, corresponding method and corresponding control device.
06/01/2005CN1204694C Receiver for suppressing image signal, and method thereof
05/2005
05/31/2005US6901146 All-digital FM stereo demodulator and demodulation method
05/31/2005US6901127 Method and apparatus for data recovery
05/31/2005US6901121 Compensation of DC offset impairment in a communications receiver
05/31/2005US6900700 Communication semiconductor integrated circuit and radio communication system
05/26/2005US20050111605 Low-jitter charge-pump phase-locked loop
05/26/2005US20050111587 Demodulator and receiver using same
05/26/2005US20050110550 DC offset cancellation in a direct-conversion receiver
05/25/2005EP1533909A1 Apparatus and method for enhancing a reception rate of a receiver
05/25/2005EP1157455B1 Fm demodulator using a differentiator
05/25/2005DE10351606B3 High frequency mixer arrangement, e.g. for use in vector modulation, has capacitance(s) in feedback path between differential amplifier output, input of operational amplifier, which is configured as anti-aliasing filter
05/25/2005CN1619972A Apparatus and method for enhancing a reception rate of a receiver with AGC
05/19/2005WO2005046098A1 Multi-mode receiver
05/19/2005US20050107055 Integrated switchless programmable attenuator and low noise amplifier
05/19/2005US20050105662 Data recovery method and module
05/19/2005US20050105648 Coherent adaptive calibration system and method
05/17/2005US6895229 Receiver arrangement for receiving frequency-modulated radio signals and methods of adapting and testing a receiving branch of the receiver arrangement
05/17/2005US6895063 Frequency changer and digital tuner
05/17/2005US6894557 Method for tuning a corner frequency of a low pass filter
05/12/2005US20050100115 Method, system, and apparatus for balanced frequency Up-conversion of a baseband signal
05/11/2005EP1530297A1 Radio receiving apparatus
05/11/2005CN1614877A RF mixing device
05/10/2005US6892060 Fully integrated self-tuned image rejection downconversion system
05/10/2005US6891440 Quadrature oscillator with phase error correction
05/06/2005WO2005020434A3 Shell type actuator
05/05/2005US20050096000 Zero if complex quadrature frequency discriminator & FM demodulator
05/05/2005US20050094757 Method and apparatus for reducing quantization noise in fractional-N frequency synthesizers
05/05/2005US20050094744 Multi-mode receiver
05/04/2005EP1527514A1 Receiver comprising multiple parallel reception means
05/04/2005EP1476974A4 3g radio
05/04/2005CN1613176A Method and apparatus to compensate imbalance of demodulator
05/03/2005US6888888 Simultaneous tuning of multiple channels using intermediate frequency sub-sampling
04/2005
04/27/2005EP1525659A1 Quadrature demodulator using a fft-processor
04/27/2005CN1199414C Multiple frequency band data communication equipment and communication method
04/27/2005CN1199364C Radio receiver
04/21/2005WO2005035436A2 Mems device annealing by laser
04/21/2005WO2005018127A3 Method of filtering a useful radio communication signal, comprising a digital power estimation, and corresponding radio communication device
04/21/2005US20050084050 Clock signal selecting apparatus and method that guarantee continuity of output clock signal
04/20/2005CN1198429C Quadrature demodulator, quadrature demodulating method
04/14/2005US20050078782 Method and apparatus for receiving data based on tracking zero crossings
04/14/2005US20050078589 Detector for detecting information carried by a signal having a sawtooth-like shape
04/13/2005EP0834997B1 High-frequency signal receiver
04/13/2005CN1606826A Radio-frequency signal frequency conversion device for a low power RF receiver
04/13/2005CN1197258C Apparatus for receiving and processing radio frequency signal
04/12/2005US6879817 DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
04/12/2005US6879816 Integrated switchless programmable attenuator and low noise amplifier
04/12/2005CA2292463C Digitally-implemented demodulator
04/07/2005US20050074082 Data-directed frequency-and-phase lock loop for decoding an offset-QAM modulated signal having a pilot
04/06/2005CN1196303C Gain controller for orthogonal transceiver
04/05/2005US6876708 Method and apparatus for demodulation of phase shift keyed signals
04/05/2005US6876707 Signal processing circuit and signal processing method
04/05/2005US6876319 Integrated modulator and demodulator configuration
03/2005
03/31/2005WO2005029709A2 Clock and data recovery system for a wide range of bit rates
03/31/2005US20050070240 Receiver device comprising an alternating current coupling
03/31/2005US20050070239 Apparatus and method for digital image correction in a receiver
03/31/2005US20050069061 Cross-correlation signal detector
03/31/2005US20050068096 Apparatus for continuous phase quadrature amplitude modulation and demodulation
03/31/2005DE10333447A1 Receiver e.g. for quadrature amplitude modulation, includes device for determining reference magnitude in the form of reference magnitude and/or reference phase from digitalized input signal
03/30/2005CN1601644A Phase adjustment circuit and demodulation circuit
03/29/2005US6873836 Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology
03/29/2005US6873670 Automatic pre-scaler control for a phase-locked loop
03/29/2005CA2206044C Removing low frequency interference in a digital fm receiver
03/24/2005US20050063492 Phase adjustment circuit and demodulation circuit
03/24/2005US20050063490 Demodulator and demodulation method for demodulating received signals
03/23/2005EP1517436A2 Down converter using subsampling
03/23/2005EP1516468A2 Receiver device, especially for mobile radio
03/17/2005US20050058235 Clock and data recovery system for a wide range of bit rates
03/17/2005US20050058225 Demodulation of a digitally frequency-modulated analog received signal by evaluation of the time intervals between the zero crossings
03/17/2005US20050058221 Additive dc component detection included in an input burst signal
03/16/2005EP1515430A1 Mixer for the conversion of radio frequency signals into baseband signals
03/16/2005EP1515429A2 Direct conversion receiver and receiving method
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