Patents
Patents for H03B 27 - Generation of oscillations providing a plurality of outputs of the same frequency but differing in phase, other than merely two anti-phase outputs (744)
10/2004
10/05/2004US6801095 Method, program and system for designing an interconnected multi-stage oscillator
09/2004
09/30/2004US20040189406 Circuit and method for generating a clock signal
09/30/2004US20040189405 Circuit and method for generating a clock signal
09/30/2004US20040189404 Quadrature oscillator and methods thereof
09/28/2004US6798305 High frequency oscillator using transmission line resonator
09/16/2004US20040178857 Oscillator
09/14/2004US6791423 Quadrature coupled controllable oscillator and communication arrangement
09/02/2004US20040169561 Quadrature voltage controlled oscillator capable of varying a phase difference between an in-phase output signal and a quadrature output signal
08/2004
08/25/2004CN1524335A 振荡器 Oscillator
08/24/2004US6782249 Quadrature signal generation in an integrated direct conversion radio receiver
08/05/2004US20040150484 Oscillator
07/2004
07/28/2004EP1441437A1 Operating frequency controlled quadrature signal generator
07/27/2004US6768364 Quadrature signal generation with phase error correction
07/08/2004US20040130362 Multiphase resonant pulse generators
06/2004
06/17/2004DE10255864A1 Circuit with frequency generator and radio sender receivers comprising this has LC oscillator to suppress high harmonics and a frequency divider unit
06/10/2004US20040108913 Robust fractional clock-based pulse generator for digital pulse width modulator
06/09/2004EP1425844A1 Oscillator
06/01/2004US6744325 Quadrature ring oscillator
05/2004
05/27/2004US20040100334 Method, program and system for designing an interconnected multi-stage oscillator
05/26/2004EP1421675A2 Circuit configuration for providing a complex value local oscillator signal and receiver
05/19/2004CN1497849A Method for multi-phase division with frequency-doubled phase interpolation
05/06/2004US20040087272 Quadrature direct synthesis discrete time multi-tone generator
04/2004
04/28/2004EP1413049A1 Oscillator
04/15/2004DE10197085T5 Quadratur-Oszillator mit Phasenfehlerkorrektur Quadrature oscillator with phase error correction
04/08/2004WO2003107536A3 Multi-phase frequency generator using injection-locked frequency dividers
04/08/2004US20040066241 Quadrature voltage controlled oscillator utilizing common-mode inductive coupling
04/06/2004US6717478 Multi-phase voltage controlled oscillator (VCO) with common mode control
04/01/2004WO2004027977A1 Voltage controlled lc tank oscillator
04/01/2004US20040061563 Oscillator
03/2004
03/17/2004CN1483268A Quadrature oscillator with feedback phase mismatch correction
03/02/2004US6700452 Method and apparatus for producing high-frequency oscillations
02/2004
02/24/2004US6696897 System and method for voltage controlled oscillator phase interpolation
02/19/2004DE10233603A1 Signal processing method for generation of two high frequency signals of very close frequency and the same phase angle for use in non-optical interferometric and phase-angle measurements
01/2004
01/27/2004US6683918 High precision, low phase noise synthesizer with vector modulator
01/21/2004CN1470100A Method and circuit to generate sinusoids for modulators and frequency converters
01/15/2004US20040008092 Self-dividing oscillators
12/2003
12/24/2003WO2003107536A2 Self-dividing oscillators
12/24/2003WO2003030351A3 Multiphase voltage controlled oscillator
12/18/2003WO2003079537A3 Frequency converting circuit arrangement and mobile radio set comprising said circuit arrangement
12/10/2003EP0934625B1 Numerical voltage controlled oscillator
12/04/2003WO2003085872A3 Quadrature ring oscillator
12/02/2003US6657502 Multiphase voltage controlled oscillator
11/2003
11/19/2003EP1363390A1 Oscillator
11/19/2003EP1362412A2 Quadrature frequency converter
11/19/2003CN1457547A Quadrature coupled controllable oscillator and communication arrangement
11/05/2003EP1358712A1 Quadrature coupled controllable oscillator and communication arrangement
10/2003
10/16/2003WO2003085872A2 Quadrature ring oscillator
10/09/2003WO2003026126A3 Circuit configuration for providing a complex value local oscillator signal and receiver
10/09/2003US20030189467 Quadrature ring oscillator
10/01/2003EP1348253A2 GENERATING TWO SIGNALS HAVING A MUTUAL PHASE DIFFERENCE OF 90o
09/2003
09/25/2003WO2003079537A2 Frequency converting circuit arrangement and mobile radio set comprising said circuit arrangement
09/25/2003WO2002031962A3 Quadrature frequency converter
09/17/2003CN1443394A Generating two signals having mutual phase difference of 90 degree
09/16/2003US6621331 Variable negative resistance cell for bipolar integrated circuits
09/10/2003EP1342314A1 Multi-phase lc oscillator
08/2003
08/26/2003US6611156 Waveform data generation apparatus
08/06/2003EP1072088B1 Quadrature oscillator network for transmitter
07/2003
07/30/2003CN1433592A Demodulating method and equipment in high-speed time-division multiplex packet data transmission
07/24/2003US20030137358 Multi-phase oscillator and multi-phase oscillation signal generation method
07/03/2003WO2003055064A1 Analogue system of generating quadrature signals
06/2003
06/26/2003US20030119456 Voltage controlled quadrature oscillator with phase tuning
06/26/2003US20030117201 Quadrature signal generation with phase error correction
06/26/2003US20030117200 Active quadrature signal generator using load having low-pass and high-pass filter characteristics
06/17/2003US6580300 Polyphase signal generator
05/2003
05/21/2003EP1313210A1 Quadrature frequency multiplier
05/21/2003EP1313209A1 Quadrature frequency multiplier
05/15/2003US20030090332 High frequency oscillator using transmission line resonator
05/14/2003EP1311061A1 Polyphase signal generator
05/08/2003US20030085746 Polyphase signal generator
04/2003
04/10/2003WO2003030351A2 Multiphase voltage controlled oscillator
04/03/2003US20030062960 Multiphase voltage controlled oscillator
03/2003
03/27/2003WO2003026126A2 Circuit configuration for providing a complex value local oscillator signal and receiver
03/18/2003CA2262005C A phase control device
02/2003
02/27/2003WO2002051003A3 Generating two signals having a mutual phase difference of 90°
02/27/2003US20030038657 Waveform data generation apparatus
02/20/2003WO2003015131A2 Variable negative resistance cell for bipolar integrated circuits
02/13/2003US20030030485 Variable negative resistance cell for bipolar integrated circuits
02/12/2003CN1397104A Multi-phase LC oscillator
01/2003
01/16/2003WO2003005560A1 Oscillator
01/16/2003WO2003005559A1 Oscillator
12/2002
12/24/2002US6498545 Phase control device
12/05/2002US20020180538 Local oscillator architecture to reduce transmitter pulling effect and minimize unwanted sideband
10/2002
10/08/2002US6462626 Quadrature output oscillator device
09/2002
09/24/2002US6456167 Quadrature oscillator
09/04/2002EP1236285A2 Receiver circuit
08/2002
08/29/2002WO2002067519A1 Quadrature oscillator with feedback phase mismatch correction
08/15/2002US20020109556 Quadrature coupled controllable oscillator and communication arrangement
08/08/2002WO2002061937A1 Quadrature coupled controllable oscillator and communication arrangement
07/2002
07/18/2002WO2002056456A1 Oscillator
07/18/2002US20020094036 High precision, low phase noise synthesizer with vector modulator
06/2002
06/27/2002WO2002051003A2 Generating two signals having a mutual phase difference of 90°
06/27/2002US20020081983 Signal source with multiphase filter
06/27/2002US20020080718 Generating two signals having a mutual phase difference of 90°
06/06/2002WO2002045252A1 Multi-phase lc oscillator
06/04/2002US6400200 Semiconductor integrated circuit which generates waveforms which are out of phase with each other
05/2002
05/30/2002US20020063607 Multi-phase LC oscillator
05/30/2002US20020063606 Receiver circuit
05/02/2002US20020051091 Process and device for controlling the phase shift between four signals mutually in phase quadrature
04/2002
04/18/2002WO2002031962A2 Quadrature frequency converter
04/09/2002US6369661 Phase interpolation circuits and methods and systems using the same
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