H03D 7 - Transference of modulation from one carrier to another, e.g. frequency-changing

Patents for H03D 7 - Transference of modulation from one carrier to another, e.g. frequency-changing (7,673)
01/2007
01/03/2007	CN1890873A Mixer arrangement
12/2006
12/28/2006	WO2006137387A1 Signal processing apparatus and method
12/28/2006	WO2006137325A1 Radio receiving apparatus
12/28/2006	WO2006137007A1 Transmitter in wireless communication system
12/28/2006	US20060293017 Circuit and method for receiving and mixing radio frequencies in a direct conversion receiver
12/28/2006	DE102005028747A1 Mischeranordnung, Verwendung der Mischeranordnung und Verfahren zur Frequenzumsetzung Mixer assembly, use the mixer assembly and method for frequency conversion
12/27/2006	EP1737137A1 Transmitter/receiver for transmitting and receiving of an RF signal in two frequency bands and a method for the same
12/27/2006	EP1735978A1 Method for temporal inversion of a wave
12/27/2006	EP1735905A1 Harmonic suppresion mixer and tuner
12/27/2006	EP1444800B1 Digital audio broadcast devices
12/27/2006	EP1327298B1 Frequency synthesiser
12/27/2006	CN1886890A 混频器电路 A mixer circuit
12/27/2006	CN1885710A 低噪声降频器 LNB control
12/27/2006	CN1885043A Digital control circuit and method for small phase-lock amplifier
12/21/2006	US20060286954 Method and apparatus for matching receiver carrier frequency
12/21/2006	US20060284689 Apparatus and method for phase lock loop gain control using unit current sources
12/20/2006	EP1529338B1 Improved mixers with a plurality of local oscillators and systems based thereon
12/20/2006	EP1312157B1 A novel on-chip image reject filter
12/20/2006	CN1883121A Method and apparatus for accurately detecting validity of a received signal
12/20/2006	CN1882105A VTR signal processing circuit
12/19/2006	US7151919 Method for forming an intermediate frequency signal in a mixer, and a mixer
12/14/2006	US20060281432 Radio frequency tuner
12/14/2006	US20060281427 Frequency change arrangement and radio frequency tuner
12/14/2006	US20060281411 Method of reducing imbalance in a quadrature frequency converter, method of measuring imbalance in such a converter, and apparatus for performing such method
12/14/2006	US20060280264 Variable signal delaying circuit, quadrature frequency converter and radio frequency tuner
12/13/2006	EP1732316A1 Single-conversion integrated circuit tv tuner
12/13/2006	EP1586167B1 System and method for downward mixing an input signal into an output signal
12/13/2006	EP1149391B1 Multi-track integrated spiral inductor
12/13/2006	CN1290255C Transmitter and receiver circuit for radio frequency
12/12/2006	US7149493 Direct conversion receiver employing subharmonic frequency translator architecture and related preprocessor
12/07/2006	US20060276136 Method and system for optimizing decibel data conversion
12/06/2006	CN2845310Y Stereo cross circuit structure against babble
12/06/2006	CN1874167A Low mid frequency wireless receiver of automatic calibration circuit with image suppression
12/06/2006	CN1288855C Semiconductor IC device
12/05/2006	US7146150 Mixing circuit with low noise factor when operating at low frequency
12/05/2006	US7145967 Signal frequency splitter and frequency shift key decoding apparatus using the same
11/2006
11/30/2006	US20060270379 Bandpass filter with carrier frequency reduction
11/30/2006	US20060270376 Mixer circuit, receiver circuit, and frequency comparison circuit
11/29/2006	EP1726159A1 Integrated television receiver with i and q analog to digital converters
11/29/2006	EP1726089A1 Mixer circuit
11/29/2006	CN1871766A 可控混频器 Controllable mixer
11/29/2006	CN1870684A Communication system for implementing real-time monitoring warning and its method
11/29/2006	CN1286710C Encapsulated machinery system band-pass filter for integrated circuits and method of fabrication thereof
11/28/2006	US7142614 Signal generating circuit for generating a reference phase signal and a quadrature signal
11/23/2006	WO2005104473A8 Method for temporal inversion of a wave
11/23/2006	US20060262838 Up / down conversion circuitry for radio transceiver
11/23/2006	US20060261875 Mixer circuit, receiver comprising a mixer circuit method for generating an output signal by mixing an input signal with an oscillator signal
11/23/2006	US20060261845 Circuit for compensating for the declination of balanced impedance elements and a frequency mixer
11/22/2006	EP1723730A1 Method of configuring base station, and base station
11/21/2006	US7139547 Integrated direct conversion satellite tuner
11/21/2006	US7139329 Receiver in a radio communication system
11/21/2006	US7138857 Signal processing device for mobile radio
11/16/2006	US20060256242 Broadband integrated tuner
11/16/2006	DE102005023091A1 Device for receiving, outputting radio signals for mobile subscribers has computer for dividing/converting input signals into audio, auxiliary signals, outputting audio analog signals via audio channel, auxiliary signals to RDS decoder
11/15/2006	EP1425846B1 Transmitter arrangement especially for mobile radio
11/15/2006	CN1862949A High carrier inhibited up-conversion mixing system
11/08/2006	EP1719243A2 Radio frequency low noise amplifier with automatic gain control
11/08/2006	EP1636901B1 Mixer circuit, receiver comprising a mixer circuit, wireless communication comprising a receiver, method for generating an output signal by mixing an input signal with an oscillator signal
11/08/2006	CN1284365C Combination tuner for earth and satellite broadcasting
11/07/2006	US7132888 Large gain range, high linearity, low noise MOS VGA
11/02/2006	WO2006075285A3 Low intermediate frequency receiver and the sampling method thereof
11/02/2006	US20060246867 Single conversion tuner
11/02/2006	US20060245518 Receiver front-end with low power consumption
11/02/2006	EP1717948A1 Wideband phase shift device
11/02/2006	EP1717598A1 Compact-size, low-power-consumption, short pulse radar and its control method
11/01/2006	CN1856933A High performance low noise amplifier
11/01/2006	CN1856045A Wideband phase shift device
11/01/2006	CN1855739A Satillite signal transmitting method
11/01/2006	CN1855696A Post-im3-cancellation frequency translation
11/01/2006	CN1855695A Analogue multiplier
10/2006
10/31/2006	US7130599 Quadrature generator with image reject mixer
10/31/2006	US7130577 Low noise converter employed in satellite broadcast reception system and receiver apparatus
10/31/2006	US7130357 Apparatus and method for compensating error for analog quadrature modulator (AQM)
10/31/2006	US7129994 Television tuner having level of harmonics of oscillation signal suppressed low
10/31/2006	US7129792 Apparatus and method for phase lock loop gain control using unit current sources
10/26/2006	US20060239384 Wideband phase shift device
10/25/2006	CN1853341A Mixer circuit, receiver comprising a mixer circuit, method for generating an output signal by mixing an input signal with an oscillator signal
10/24/2006	US7127227 Digital down-converter
10/24/2006	US7126390 Frequency conversion apparatus
10/19/2006	WO2006109216A1 Mixer circuit
10/19/2006	US20060233284 Frequency translator using a cordic phase rotator
10/17/2006	US7123073 Amplifier and frequency converter
10/17/2006	US7123061 Frequency converter having low supply voltage
10/12/2006	WO2006106038A1 System for performance-optimized voice rendition
10/11/2006	EP1710907A1 System for power optimized audio signals reproduction
10/11/2006	EP1709730A1 High dynamic range time-varying integrated receiver for elimination of off-chip filters
10/11/2006	CN1845464A Circuit for restraining LO leakage
10/10/2006	US7120414 Circuit and method for receiving and mixing radio frequencies in a direct conversion receiver
10/10/2006	US7120413 Television tuner and method of processing a received RF signal
10/10/2006	US7120406 Multiband receiver and method associated therewith
10/10/2006	US7119624 Apparatus and method for phase lock loop gain control using unit current sources
10/05/2006	US20060221256 Broadband integrated tuner
10/04/2006	CN1841922A 半导体集成电路 The semiconductor integrated circuit
10/03/2006	US7116965 Radio receiver
10/03/2006	US7116963 Simplified high frequency tuner and tuning method
10/03/2006	US7116961 Image rejection quadratic filter
10/03/2006	US7116950 Direct-conversion transmitting circuit and integrated transmitting/receiving circuit
10/03/2006	US7116728 Quadrature alignment in communications receivers using dual delay lines
10/03/2006	US7115952 System and method for ESD protection
09/2006
09/27/2006	EP1704650A1 Outside unit for satellite reception and method of reception with said unit

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