Patents
Patents for H03B 19 - Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source (1,662)
06/2004
06/22/2004US6753709 Digital clock rate multiplier method and apparatus
06/09/2004EP1425844A1 Oscillator
05/2004
05/06/2004EP1416354A2 Programmable frequency multiplier
04/2004
04/29/2004US20040080350 Adjustment of a clock duty cycle
04/28/2004EP1413049A1 Oscillator
04/21/2004CN1147047C Combinational delay circuit for digital frequency multiplier
04/15/2004DE10347467A1 Frequenzmultiplizierer und zugehöriges Multiplizierverfahren sowie Datenausgabepuffer und Halbleiterbaustein Frequency multiplier and associated multiplication method and data output buffer and semiconductor device
04/14/2004CN1489824A Oscillator transmission circuit and radio apparatus
04/01/2004US20040061560 Frequency multiplier and method of multiplying frequency of external clock signal, data output buffer, and semiconductor device including the frequency multiplier and the data output
03/2004
03/24/2004EP1401094A1 Frequency multiplier
03/23/2004US6710635 Frequency and phase locked loop
03/16/2004US6707344 High efficiency, low noise frequency tripler and method
03/11/2004US20040046594 Programmable frequency multiplier
03/09/2004US6703904 High frequency oscillator
02/2004
02/19/2004US20040032303 Oscillator transmission circuit and radio apparatus
02/12/2004WO2004013968A1 Digital vco and pll circuit using the digital vco
01/2004
01/08/2004DE10226889A1 Frequenzverdoppler Frequency doubler
01/01/2004US20040000935 Digital clock rate multiplier method and apparatus
12/2003
12/23/2003US6667639 Frequency multiplying system having a plurality of output frequencies
12/16/2003US6665368 Apparatus and method for increasing the maximum input frequency of a frequency divider
12/16/2003US6664860 Programmable oscillator circuit and method
12/16/2003US6664824 Frequency doubler circuit arrangement
12/11/2003US20030227312 Method and arrangement for frequency doubling
12/10/2003CN1130820C Buffer amplifying return circuit
12/02/2003US6657508 Frequency-generator circuit
11/2003
11/26/2003EP1364470A2 Transceiver with frequency multiplier tracked to frequency generator
11/19/2003CN1457559A Transceiver with frequency multiplier tracked to frequency generator
11/05/2003CN1454401A A non-radiative dielectric waveguide circuit positioned between two metal plates which are multi-layered for different seizes of spacers
10/2003
10/29/2003EP1357667A1 Frequency synthesizer and transceiver including same
10/29/2003EP1252707B1 Multifunction high frequency integrated circuit structure
10/28/2003US6640095 Frequency multiplier and wireless device incorporating same
10/28/2003US6639477 Oscillator, transmitter provided with such an oscillator, and use of such a transmitter
10/22/2003EP1250750B1 Oscillator using a lumped element lc resonant circuit
10/22/2003CN1125533C Balance frequency mixer
07/2003
07/29/2003US6600912 Receiver for various frequency bands
07/23/2003CN1431771A Circuit used to lower power consumption of IC oscillator and its circuit
07/10/2003US20030128773 High efficiency, low noise frequency tripler and method
07/03/2003WO2003055064A1 Analogue system of generating quadrature signals
07/03/2003US20030122630 Programmable oscillator circuit
06/2003
06/10/2003US6577213 Method and apparatus for multiplying a frequency of an electromagnetic wave
05/2003
05/29/2003US20030098746 High frequency oscillator
05/21/2003EP1313210A1 Quadrature frequency multiplier
05/21/2003EP1313209A1 Quadrature frequency multiplier
05/15/2003US20030090332 High frequency oscillator using transmission line resonator
05/02/2003EP1305842A1 A non-radiative dielectric waveguide circuit positioned between two metal plates which are multi-layered for different sizes of spacers
04/2003
04/23/2003CN1413377A Oscillator using lumped element LC resonant circuit
04/17/2003US20030071665 Frequency multiplying system having a plurality of output frequencies
04/16/2003CN1411137A Low noise relaxation type oscillator
04/16/2003CN1106066C 分频器 Divider
04/10/2003WO2003030350A1 Oscillator, transmission circuit, and radio apparatus
03/2003
03/25/2003US6538520 Methods and apparatus for producing a reference frequency signal with use of a reference frequency quadrupler having frequency selection controls
03/18/2003US6535037 Injection locked frequency multiplier
03/18/2003US6535022 Frequency doubler circuit having detect-control unit for improving frequency doubling performance
03/13/2003US20030048866 Apparatus and method for increasing the maximum input frequency of a frequency divider
03/05/2003CN1401155A 多功能高频集成电路结构 Multifunction high frequency integrated circuit structure
03/04/2003US6529052 Frequency multiplier based on exclusive-or gate and frequency divider
03/04/2003US6529051 Frequency multiplier without spurious oscillation
02/2003
02/27/2003WO2002067443A3 Transceiver with frequency multiplier tracked to frequency generator
02/06/2003US20030025537 Frequency doubler circuit arrangement
01/2003
01/28/2003US6512421 Gunn diode oscillator with NRD guide
01/23/2003US20030017812 Frequency multiplier
01/16/2003WO2003005560A1 Oscillator
01/16/2003WO2003005559A1 Oscillator
12/2002
12/12/2002US20020186062 Frequency doubler circuit having detect-control unit for improving frequency doubling performance
12/03/2002US6489816 Frequency converter with direct current suppression
11/2002
11/19/2002US6483362 Pulse generator
11/14/2002WO2002091563A1 Frequency multiplier
11/05/2002US6476694 Non-radiative dielectric waveguide circuit positioned between two metal plates which are multi-layered for different sizes of spaces
11/05/2002US6476692 Distributed balanced frequency multiplier
10/2002
10/30/2002EP1252707A1 Multifunction high frequency integrated circuit structure
10/24/2002WO2001058006A9 Multifunction high frequency integrated circuit structure
10/23/2002EP1250750A1 Oscillator using a lumped element lc resonant circuit
10/22/2002CA2102255C Push-push ring resonator oscillator
10/16/2002CN2517173Y Combined switch filtering, high-stability, low-noise, high-speed frequency synthesizer
10/15/2002US6466064 Frequency multiplier device and frequency multiplier circuit
10/01/2002US6459311 Frequency doubler circuit having detect-control unit for improving frequency doubling performance
09/2002
09/26/2002US20020135443 Method and apparatus for multiplying a frequency of an electromagnetic wave
09/26/2002DE10148238A1 Frequenzvervielfachervorrichtung und Frequenzvervielfacherschaltung Frequenzvervielfachervorrichtung and frequency multiplier
09/25/2002CN1371167A Voltage controlled variable tuning circuit for changing vibrating frequency band of voltage controlled vibrator
09/24/2002US6456836 Frequency multiplier and wireless device incorporating same
09/24/2002US6456143 Frequency multiplier circuit and semiconductor integrated circuit
09/19/2002US20020132602 Frequency multiplier and wireless device incorporating same
09/12/2002US20020125924 Frequency multiplier device and frequency multplier circuit
09/04/2002CN1367578A Method and equipment for frequency multiplication
09/03/2002US6446244 Method and circuit configuration for producing sinusoidal/cosinusoidal oscillations
09/03/2002US6445256 Oscillator and radio equipment
08/2002
08/29/2002WO2002067443A2 Transceiver with frequency multiplier tracked to frequency generator
08/29/2002US20020119759 Transceiver with frequency multiplier tracked to frequency generator
08/29/2002US20020118050 Frequency doubler
08/27/2002US6441657 Combinational delay circuit for a digital frequency multiplier
08/15/2002US20020109555 Voltage-controlled variable tuning circuit for switching an oscillation frequency band of a voltage controlled oscillator
08/06/2002US6429748 Oscillation circuits featuring coaxial resonators
07/2002
07/31/2002EP1227575A2 Method for multiplying a frequency and instrument for multiplying a frequency
06/2002
06/27/2002US20020081983 Signal source with multiphase filter
06/20/2002WO2002049204A1 Oscillation circuits featuring coaxial resonators
06/20/2002US20020075045 Frequency multiplier
05/2002
05/14/2002US6388546 Method and apparatus for cascading frequency doublers
04/2002
04/24/2002CN1346175A Frequency double circuit with detection control unit used for improving frequency doubling preperty
04/09/2002US6369675 Frequency multiplier capable of taking out efficiently and stably harmonics higher than fourth order
04/09/2002US6369622 Clock doubler circuit with RC-CR phase shifter network
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