Patents for H03D 3 - Demodulation of angle-modulated oscillations (6,449)
06/1996
06/11/1996US5526061 Circuit arrangement for demodulating a video signal
06/06/1996WO1996017432A1 Removing low frequency interference in a digital fm receiver
06/04/1996US5523720 FM signal demodulator phase locked loop
05/1996
05/28/1996US5521938 Apparatus for performing frequency conversion in a communication system
05/28/1996US5521548 Phase detector
05/23/1996CA2292027A1 Fm discriminator
05/22/1996CN1122980A Precise detection of frequency error for bursts modulated by predetermind symbol sequence
05/22/1996CN1122972A Method for processing digital and analog input singals
05/21/1996US5519887 Switchable filter phase-locked loop frequency synthesizer device and method for achieving dual-mode cellular communications
05/14/1996US5517689 Phase detecting method and phase detector and FM receiver using phase detecting method
05/14/1996US5517529 UHF/L-Band monolithic direct digital receiver
05/02/1996DE19540652A1 Digitales Kommunikationsverfahren aufgrund weicher Entscheidungen und Apparat A digital communication method due to soft decisions and apparatus
05/01/1996EP0709975A2 Method and apparatus for burst detecting
05/01/1996EP0709959A1 Correction of a frequency offset
05/01/1996EP0709955A2 FM demodulator for reception of satellite broadcasting
04/1996
04/26/1996CA2161306A1 Frequency shift correction
04/23/1996US5511098 Digital methods and apparatus reverse link signal detection and recovery in a mobile data base station
04/18/1996WO1996011527A1 Quadrature sampling system and hybrid equalizer
04/18/1996WO1996011526A1 Digital qam and vsb modulator and demodulator
04/17/1996EP0706730A1 Method and apparatus for automatic gain control and dc offset cancellation in quadrature receiver
04/17/1996CN1120777A Digital data receiver
04/11/1996WO1996010864A1 Fm demodulator with threshold extension and receiver comprising such an fm demodulator
04/10/1996CN1120276A Direct exchangable receiver and shift frequency key controlled demodulator
04/09/1996US5507036 Apparatus with distortion cancelling feed forward signal
04/04/1996WO1996010309A1 Receiver having an adjustable symbol slice demodulator
04/02/1996US5504455 Efficient digital quadrature demodulator
03/1996
03/27/1996EP0702867A1 Heterodyne receiver having low intermediate frequency
03/26/1996US5502751 Digital phase locked loop
03/20/1996EP0702452A1 Voltage-controlled oscillator arrangement
03/20/1996EP0701750A1 A wide bandwidth discriminator for use in a radio receiver
03/20/1996EP0701746A1 Terrestrial and satellite television reception tuner
03/20/1996EP0701745A1 Direct conversion tuner
03/19/1996US5500878 Automatic frequency control apparatus and method therefor
03/14/1996WO1996008078A1 Receiver with quadrature decimation stage, method of processing digital signals
03/13/1996EP0701320A2 Detector for digitally modulated signal
03/13/1996CN1118507A Synchronized position demodulation for a linear variable differential transformer
03/07/1996WO1996007235A1 Process and device for reshaping pairs of signals
03/07/1996WO1996007234A1 Communication device with efficient zero-crossing generator
03/07/1996CA2197472A1 Method and apparatus for the correction of signal-pairs
03/05/1996CA2056021C Digital quadrature phase detection circuit
02/1996
02/29/1996DE4429118A1 Radarsensor Radar sensor
02/28/1996EP0607176B1 Method for digitally demodulating a composite signal
02/27/1996US5495204 Digital FM demodulator and method with enhanced resolution
02/27/1996US5495194 High frequency multiplier
02/22/1996WO1996005652A1 Communication device with efficient multi-level digital demodulator
02/22/1996WO1996005518A1 Radar sensor
02/20/1996US5493713 Demodulation of FM audio carrier
02/14/1996EP0696854A1 Broadcast receiver adapted for analog and digital signals
02/13/1996US5491725 Tracking filter and quadrature-phase reference generator
02/08/1996DE4423259A1 Wide band limited signal receiver
02/07/1996EP0696139A2 Device for the processing of digital and analog input signals
02/06/1996US5489873 Active low-pass filter
01/1996
01/31/1996EP0695028A2 Small-scale signal adding device and differential detecting device
01/31/1996CN1115924A Direct conversion receiver
01/24/1996CN1115589A Method of recovering a frequency modulated signal
01/18/1996WO1996001530A1 Apparatus for performing frequency conversion in a communication system
01/18/1996WO1996001525A1 Improved sigma-delta fm demodulator
01/18/1996CA2167702A1 Apparatus for performing frequency conversion in a communication system
01/11/1996WO1996001005A1 Digital phase locked loop
01/10/1996EP0691764A2 Precise detection of frequency error for bursts modulated by predetermined symbol sequence
01/10/1996EP0515357B1 Process for the demodulation of secam-coded colour-television signals with a line-coupled cycle, and a circuit for carrying out the process
01/09/1996US5483695 Intermediate frequency FM receiver using analog oversampling to increase signal bandwidth
01/09/1996US5483555 Phase adjusting circuit for a demodulator
01/04/1996WO1996000401A1 Electronic viewing aid
12/1995
12/21/1995DE4430679C1 Verfahren und Vorrichtung zur Entzerrung von Signalpaaren Method and apparatus for equalization of signal pairs
12/19/1995US5477199 Digital quadrature amplitude and vestigial sideband modulation decoding method and apparatus
12/12/1995US5475307 Frequency demodulator and method for asynchronously demodulating sample signals
12/07/1995WO1995028033A3 Receiver comprising a pulse count fm demodulator, and pulse count fm demodulator
12/05/1995US5473280 Modulation/demodulation method and system for realizing quadrature modulation/demodulation technique used in digital mobile radio system with complex signal processing
11/1995
11/28/1995US5471665 Differential DC offset compensation circuit
11/21/1995US5469126 I/Q-modulator and I/Q-demodulator
11/14/1995CA2041678C On channel agile fm demodulator
11/09/1995WO1995030275A1 Method and apparatus for automatic gain control and dc offset cancellation in quadrature receiver
11/08/1995EP0681364A1 Method and device for receiving at least one input signal containing at least one piece of coded information
11/07/1995US5465407 Gain controller for a digital mobile radio receiver
11/07/1995US5465071 Information signal processing apparatus
10/1995
10/31/1995US5463342 Method and apparatus for enhancing signal-to-noise ratio and improving sensitivity and signal detector employing same
10/24/1995US5461339 Apparatus for processing frequency modulated signals
10/19/1995WO1995028042A1 Heterodyne receiver having low intermediate frequency
10/19/1995WO1995028033A2 Receiver comprising a pulse count fm demodulator, and pulse count fm demodulator
10/17/1995US5459420 Integrated circuit and its connecting circuit
10/12/1995WO1995027340A1 A wide bandwidth discriminator for use in a radio receiver
10/12/1995WO1995027330A1 Synchronous detector and methods for synchronous detection
10/12/1995CA2186853A1 Synchronous detector and methods for synchronous detection
10/03/1995US5455845 Microwave receiver having coherent threshold detection
09/1995
09/27/1995EP0674436A2 Circuit arrangement for the demodulation of video signals
09/26/1995US5454007 Arrangement for and method of concurrent quadrature downconversion input sampling of a bandpass signal
09/26/1995US5453715 Communication device with efficient multi-level digital demodulator
09/19/1995US5452326 Digital PLL circuit with low power consumption
09/19/1995US5451899 Direct conversion FSK receiver using frequency tracking filters
09/13/1995EP0671073A1 Fm threshold expansion detector circuit
09/13/1995EP0671072A1 Transmission via a common communication link of both a downconverted modulated radio frequency signal and a pilot signal used for conversion
09/12/1995US5450452 Digital loop filter and digital PLL circuit using the same
09/12/1995US5450033 Frequency demodulation circuit
09/05/1995US5448202 Sigma-delta FM demodulator
09/05/1995US5448196 Phase shift circuit
08/1995
08/30/1995EP0669517A2 Signal processing apparatus and displacement detecting apparatus using the same
08/29/1995US5446761 Decoder circuit for phase modulated signals
08/29/1995US5446429 Piezoelectric vibrator for reduction of undesired vibrations
08/29/1995US5446411 Frequency tuning for a phase locked loop FM demodulator
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