| Patents for H03D 3 - Demodulation of angle-modulated oscillations (6,449) |
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| 11/22/2001 | WO2001089077A2 Circuit arrangement for correcting tolerances in a frequency modulator |
| 11/21/2001 | EP1155505A1 Multi-band transceiver utilizing direct conversion receiver and direct conversion receiver |
| 11/21/2001 | EP1155503A1 Radio receiver and method for preloading an average dc-offset into a channel filter |
| 11/21/2001 | EP1155495A1 Method and circuit for controlling the compensation of offset voltages of a radio receiver circuit which is integrated in a circuit module |
| 11/21/2001 | CN1075283C Gradient drift and offset compensation in zero-medium frequency receivers |
| 11/15/2001 | WO2001086919A2 Radio receiver |
| 11/15/2001 | US20010041532 Direct-conversion tuner integrated circuit for direct broadcast satellite television |
| 11/15/2001 | US20010040935 Commercial power production by catalytic fusion of deuterium gas |
| 11/15/2001 | US20010040930 Multi-band direct sampling receiver |
| 11/08/2001 | US20010039182 Direct conversion circuit for radio frequency signals |
| 11/07/2001 | EP1152558A2 Radio receiver for the reception of frequency modulated radio signals and method for adjusting and testing a reception branch of the radio receiver |
| 11/06/2001 | US6314052 Delayed locked loop implementation in a synchronous dynamic random access memory |
| 11/01/2001 | WO2001082492A1 Radio receiving apparatus and radio communication system |
| 11/01/2001 | WO2001082468A1 Reduced distortion digital fm demodulator |
| 10/30/2001 | US6310513 Demodulator and demodulation method for demodulating quadrature modulation signals |
| 10/25/2001 | WO2000064042A3 Device for frequency down-converting using undersamling, and method |
| 10/25/2001 | US20010033158 Phase shift circuit and FM detector circuit |
| 10/25/2001 | DE10018021A1 FM radio receiver has test signal generator with frequency divider that divides frequency of clock signals applied to band pass filter of demodulator circuit |
| 10/24/2001 | EP1148645A2 Phase shift circuit and fm detector circuit |
| 10/24/2001 | EP1147615A2 A homodyne radio receiver |
| 10/24/2001 | EP0824782B1 Receiver with digital processing of a phase-splitted input signal |
| 10/24/2001 | EP0763278B1 Quadrature signal conversion device |
| 10/24/2001 | EP0756780B1 Improvements in or relating to communications receivers |
| 10/24/2001 | CN1073779C Digital demodulator, high-definition signal receiver and digital demodulating method |
| 10/23/2001 | US6307897 Radio receiving apparatus for receiving communication signals of different bandwidths |
| 10/18/2001 | US20010030575 Demodulation structure and method |
| 10/17/2001 | EP1145451A1 Improvements in or relating to polyphase receivers |
| 10/17/2001 | EP1145430A2 Fully integrated tuner architecture |
| 10/17/2001 | EP0998783B1 Method and apparatus for converting a wideband if signal to a complex (quadrature) baseband signal |
| 10/16/2001 | US6304623 Precision timing generator system and method |
| 10/16/2001 | US6304136 Reduced noise sensitivity, high performance FM demodulator circuit and method |
| 10/11/2001 | WO2001024537A3 Method and apparatus for peak tracking a baseband signal |
| 10/11/2001 | US20010028689 Radio FM receiver |
| 10/10/2001 | CN1317169A Digital reception with radio frequency sampling |
| 10/04/2001 | US20010026596 Digital reception apparatus |
| 10/03/2001 | CN1072427C 数字数据接收机 Digital data receiver |
| 09/26/2001 | EP1137232A2 Digital reception apparatus |
| 09/25/2001 | US6294952 Quadrature demodulator quadrature demodulation method and recording medium |
| 09/20/2001 | WO2001069876A1 Compensation of mismatch in quadrature devices |
| 09/20/2001 | WO2001069777A2 Assembly and method for compensating the offset of a mixer |
| 09/19/2001 | EP1134889A1 Apparatus to compensate the input-offset of a mixer, and method |
| 09/13/2001 | US20010021234 Portable radio device with direct conversion receiver including mixer down-converting incoming signal, and demodulator operating on downconverted signal |
| 09/13/2001 | US20010020866 Digital demodulator |
| 09/12/2001 | EP1133066A1 Transmitter/receiver |
| 09/12/2001 | EP1131897A1 A communication signal receiver and an operating method therefor |
| 09/07/2001 | WO2001039364A8 Two stage quatrature down converter for gps and glonass |
| 09/04/2001 | US6285865 System and method for on-chip filter tuning |
| 09/04/2001 | US6285249 Controlled stochastic resonance circuit |
| 08/30/2001 | WO2001063867A1 Receiver |
| 08/30/2001 | US20010017902 Timing error detection circuit, demodulation circuit and methods thereof |
| 08/29/2001 | EP1127440A1 Phase interpolation receiver for angle modulated rf signals |
| 08/29/2001 | EP1127405A1 Frequency-stabilized receiver/transmitter circuit arrangement |
| 08/29/2001 | EP0755586B1 Receiver comprising a pulse count fm demodulator, and pulse count fm demodulator |
| 08/29/2001 | CN1310903A Differentiate and multiply based timing recovery in a quadrature demodulator |
| 08/28/2001 | US6282414 Wireless selective call receiving apparatus which can reduce current consumption and wireless selective call receiving method |
| 08/28/2001 | US6282413 Multistaged frequency conversion with single local oscillator |
| 08/22/2001 | EP1125359A1 Method and system for down-converting an electromagnetic signal |
| 08/22/2001 | CN1309842A Radio terminal device |
| 08/22/2001 | CN1309841A Radio terminal device |
| 08/22/2001 | CN1070005C Delayed frequency-modulation demodulation circuit |
| 08/21/2001 | US6278870 Phasing receivers |
| 08/21/2001 | US6278746 Timing recovery loop circuit in a receiver of a modem |
| 08/16/2001 | US20010014131 Signal processing circuit and signal processing method |
| 08/14/2001 | US6275542 Direct conversion receiver including mixer down-converting incoming signal, and demodulator operating on downconverted signal |
| 08/09/2001 | WO2001058029A1 Radio fm receiver |
| 08/08/2001 | CN1069464C Receiver with quadrature decimation stage and method of processing digital signals |
| 08/07/2001 | US6272312 Satellite broadcasting receiving tuner which inhibits interference caused by satellite broadcast signals having one octave higher frequency band |
| 08/02/2001 | US20010011013 System and method for on-chip filter tuning |
| 08/01/2001 | EP1120922A2 Communication links |
| 08/01/2001 | EP1120900A2 Apparatus for demodulating a frequency modulated signal , and method |
| 08/01/2001 | EP1120899A1 Demodulation structure and method |
| 07/26/2001 | WO2001054267A1 Radio fm receiver |
| 07/26/2001 | WO2001017120A3 Freqency translator using a non-periodic local oscillator signal |
| 07/26/2001 | WO2000028664A3 Fully integrated tuner architecture |
| 07/24/2001 | US6265933 FM demodulator |
| 07/24/2001 | CA2194695C A direct conversion receiver |
| 07/19/2001 | US20010008430 System and method for providing a low power receiver design |
| 07/19/2001 | DE10063399A1 Signal processing circuit outputs digital signal based on counted value of clock pulses with negative and positive polarities over period including one pulse of incoming pulse signal |
| 07/12/2001 | WO2001050593A1 Method for direct conversion fsk and apparatus for using the same |
| 07/12/2001 | DE19963644A1 Receiver mixes input signal with generated carrier signal, filters out unwanted mixing products, digitizes signal and processes it in signal processor clocked with system clock |
| 07/11/2001 | EP1115197A2 Digital FM stereo demodulator and method |
| 07/11/2001 | CN1068471C Method and apparatus for automatic gain control and dc offset cancellation in quadrature receiver |
| 07/10/2001 | US6259315 FM demodulator being tuned to reference frequency by auxiliary detector |
| 07/05/2001 | US20010007151 Fully integrated tuner architecture |
| 07/05/2001 | US20010006539 Vestigial sideband receiver and method for restoring carrier wave |
| 07/05/2001 | DE19930229C1 Quadricorrelator für einen Demodulator für frequenzmodulierte Signale Quadricorrelator for a demodulator for frequency-modulated signals |
| 07/04/2001 | CN1068158C Removing low frequency interference in digital FM receiver |
| 07/03/2001 | US6256358 Digital signal processing architecture for multi-band radio receiver |
| 07/03/2001 | US6255858 Phase-frequency detector and phase-locked loop circuit incorporating the same |
| 06/28/2001 | WO2001047202A2 Phase comparator using undersampling |
| 06/27/2001 | EP1110340A1 Precision timing generator system and method |
| 06/27/2001 | EP1110304A1 Direct-conversion tuner integrated circuit for direct broadcast satellite television |
| 06/26/2001 | US6252453 Device and method for signal resampling between phase related clocks |
| 06/26/2001 | US6252438 Frequency-voltage conversion circuit and receiving apparatus |
| 06/13/2001 | CN1067193C Improvement in or relating to communications receivers |
| 06/13/2001 | CN1067192C Bus aligned quadrature FM detector |
| 06/06/2001 | CN1066870C 直接变频接收机 Direct conversion receiver |
| 06/05/2001 | US6243569 Direct conversion circuit for radio frequency signals |
| 06/05/2001 | CA2221905C Iq combiner technology in modulated backscatter system |
| 05/31/2001 | WO2001039385A1 Improvements in or relating to polyphase receivers |