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)
10/2002
10/17/2002	US20020150169 Apparatus and method for measuring propagation delay in an NB-TDD CDMA mobile communication system
10/17/2002	DE10116880A1 HF heterodyne receiver for mobile communications device has band-pass filter with compensation for temperature-dependent bandpass range frequency shift
10/16/2002	EP1250006A2 Cable modem tuner
10/16/2002	EP1249075A1 An rf front-end with a multistage stepdown filtering architecture
10/16/2002	CN1374754A Mixer and converter using the same mixer
10/15/2002	US6466775 Radio-frequency mixer for wireless applications
10/15/2002	US6466072 Integrated circuitry for display generation
10/15/2002	US6466064 Frequency multiplier device and frequency multiplier circuit
10/10/2002	WO2002080393A1 Apparatus in a microwave system
10/10/2002	WO2002080392A1 Method and apparatus in a microwave system
10/10/2002	WO2002080390A1 Frequency plan
10/10/2002	WO2002080384A1 Interference reduction for direct conversion receivers
10/10/2002	US20020146998 Single-to-differential conversion circuit outputting DC-balanced differential signal
10/10/2002	US20020146997 Frequency conversion circuit
10/10/2002	US20020146991 Power-mixer architecture for a transmitter
10/10/2002	US20020145681 Television tuner intermediate-frequency circuit that hardly suffers disturbance of adjacent channel
10/09/2002	EP1248378A1 Transmitter and radio communication terminal using the same
10/09/2002	EP1248360A2 Multi-Frequency-Converter with spur avoidance
10/09/2002	EP1247333A2 Frequency converter and method
10/09/2002	CN1373928A Even harmonic mixer
10/09/2002	CN1373563A Mobie station receiver capable of using for single carrier and multiple carrier receiving operation
10/09/2002	CN1092462C Multiband mobile unit communication apparatus
10/03/2002	WO2000011925A3 Circuit for frequency synthesis and modulation and radio-telephone station
10/03/2002	US20020144280 Cable modem tuner
10/03/2002	US20020142748 Conversion spur avoidance in a multi-conversion radio frequency receiver
10/03/2002	US20020142747 CMOS frequency conversion using dual mixers for sideband suppression
10/03/2002	US20020141515 Frame pattern detection in an optical receiver
10/03/2002	US20020140869 System and method for providing a low power receiver design
10/03/2002	US20020140461 Low voltage differential signaling output buffer
10/03/2002	US20020140439 Reset circuit
10/02/2002	EP1245080A1 An active polyphase filter with transconductor cross-coupling of filter sections
10/02/2002	EP1145422A4 Adjustable balanced modulator
10/01/2002	US6459341 Voltage controlled oscillation device
09/2002
09/26/2002	WO2002075991A2 Even-order non-linearity correction feedback for gilbert style mixers
09/26/2002	WO2002075917A1 Mixer circuit having improved even order noise, dc offset, and linearity characteristic
09/26/2002	US20020138540 Multiplier circuit
09/26/2002	US20020136340 Two-stage multiplier circuit
09/26/2002	US20020135428 Apparatus and method for phase lock loop gain control using unit current sources
09/26/2002	US20020135403 Trigger circuit
09/26/2002	US20020135045 High-frequency integrated circuit device that includes differential amplification circuit
09/26/2002	DE10148238A1 Frequenzvervielfachervorrichtung und Frequenzvervielfacherschaltung Frequenzvervielfachervorrichtung and frequency multiplier
09/25/2002	EP1244215A1 Phase lock loop gain control using unit current sources
09/25/2002	CN1091553C Small radio receiver
09/24/2002	US6456144 Circuit configuration for mixing an input signal and an oscillator signal with one another
09/19/2002	US20020132599 Filter switching system and method
09/19/2002	US20020130727 Circuit and method for compensating for non-linear distortion
09/18/2002	EP1241779A2 Receiver used in multi-carrier reception
09/18/2002	EP0860049B1 Frequency conversion circuit and method for millimeter wave radio
09/18/2002	CN1370028A Device for direct MF digitalizing in receiver of CDMA base station
09/17/2002	US6452982 Method and system for-down-converting a signal
09/12/2002	WO2002071636A1 Dc offset correction scheme for wireless receivers
09/12/2002	WO2002071595A1 Balanced frequency converter using fets
09/12/2002	US20020127992 Wideband local oscillator architecture
09/12/2002	US20020127985 Wideband local oscillator architecture
09/12/2002	US20020127982 Mobile station receiver operable for both single and multi-carrier reception
09/12/2002	US20020126771 Demodulator for a radio receiver and method of operation
09/12/2002	US20020126019 Mixer and converter using same
09/12/2002	US20020125924 Frequency multiplier device and frequency multplier circuit
09/11/2002	EP1238454A2 Gilbert-cell mixer using bipolar transistors
09/11/2002	CN1368795A Frequency synthesizer and method for generating frequency division signal
09/10/2002	US6449471 Wireless terminal device
09/10/2002	US6449321 Radio receiver
09/10/2002	US6448786 Stimulus/response system and method for vector characterization of frequency translation devices
09/06/2002	WO2002069512A1 Frequency converter and communication device
09/05/2002	US20020124030 Integration and hold phase detection
09/05/2002	US20020122443 Data transition identifier
09/05/2002	US20020122438 Current mode phase detection
09/05/2002	US20020122140 Multiple conversion tuner
09/05/2002	DE10122919A1 Mobile phone chip circuit, converting oscillator frequency to GHz carrier frequency, mixes divided- and direct local oscillator frequencies
09/04/2002	EP1236285A2 Receiver circuit
09/03/2002	US6445726 Direct conversion radio receiver using combined down-converting and energy spreading mixing signal
09/03/2002	US6445039 System and method for ESD Protection
08/2002
08/29/2002	WO2002067452A1 Communication device
08/29/2002	WO2002067441A2 Calibration of in-phase and quadrature transmit branches of a transmitter
08/29/2002	WO2002067413A2 Transmitter and receiver circuit for radio frequency
08/29/2002	WO2002067364A1 Ask modulator for nrd guide
08/29/2002	WO2002067363A1 Nrd guide frequency converter
08/29/2002	WO2002067362A1 Ask transceiver
08/29/2002	WO2000024120A9 Method and system for ensuring reception of a communications signal
08/29/2002	US20020120937 Apparatus for reducing flicker noise in a mixer circuit
08/29/2002	US20020118773 System and method providing single channel in-phase and quadrature-phase generation
08/29/2002	US20020118704 Acquisition aid circuit
08/29/2002	US20020118308 Integrated single and dual television tuner having improved fine tuning
08/29/2002	US20020118043 Single to differential input buffer circuit
08/29/2002	US20020118006 Phase frequency detector
08/28/2002	EP0834147B1 Bipolar analog multipliers for low voltage applications
08/27/2002	US6442383 Demodulator and digital wireless communication receiver
08/27/2002	US6442382 Filter switching system and method
08/22/2002	US20020115416 Calibration of in-phase and quadrature transmit branches of a transmitter
08/22/2002	US20020114416 Phase alignment of data to clock
08/22/2002	US20020113725 Filter-provided device
08/22/2002	US20020113650 Amplifier and mixer with improved linearity
08/21/2002	EP1233508A2 Intermediate frequency planning in radio transmitters and receivers
08/20/2002	US6438365 Balanced mixer with feedback pre-amplifier
08/20/2002	US6438361 Apparatus and method for automatic selection of broadband frequency channel using double frequency conversion
08/20/2002	US6437659 Push-pull arrangement
08/15/2002	WO2002035756A3 Active continuous-time filter with increased dynamic range in the presence of blocker signals
08/15/2002	US20020111152 Low noise mixer circuit with improved gain
08/15/2002	US20020109553 Voltage controlled oscillator
08/15/2002	US20020109552 System and method of tuning a voltage controlled oscillator

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