Patents
Patents for H03B 19 - Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source (1,662)
04/2002
04/04/2002US20020039039 Injection locked frequency multiplier
04/03/2002CN1082276C Prescalar circuit
03/2002
03/28/2002US20020036547 Frequency-generator circuit
03/28/2002US20020036522 Frequency doubler circuit having detect-control unit for improving frequency doubling performance
03/27/2002EP1191691A1 Extremely short pulse generator
03/27/2002EP1191681A2 Signal source with a polyphase filter
03/27/2002EP1191680A2 Frequency doubler circuit having detect-control unit for improving frequency doubling performance
03/20/2002CN1340921A 频率发生器电路 Frequency generator circuit
03/07/2002DE19810822C2 Phasenregelvorrichtung Phase controller device
03/06/2002EP1184969A1 Frequency-generator circuit
02/2002
02/28/2002US20020024411 Distributed balanced frequency multiplier
02/21/2002US20020021160 Pulse generator
01/2002
01/24/2002WO2002007251A1 A non-radiative dielectric waveguide circuit positioned between two metal plates which are multi-layered for different sizes of spacers
01/15/2002US6339346 Low skew signal generation circuit
01/09/2002EP1170857A2 Electronic equipment containing a frequency multiplying circuitm a frequency multiplying circuit, and a procedure for multiplying signals
12/2001
12/27/2001US20010054919 Electronic device comprising a frequency multiplier circuit, frequency multiplier circuit and method of multiplying signal frequencies
12/12/2001CN1326264A Frequency multiplier and semiconductor integrated circuit
11/2001
11/22/2001US20010043109 Frequency multiplier circuit and semiconductor integrated circuit
11/21/2001EP1156581A2 Frequency multiplier circuit and semiconductor integrated circuit
11/21/2001CN1075249C N way power distributor/synthesizer
11/14/2001EP1154563A2 Frequency multiplier without spurious oscillation
11/14/2001EP1154559A2 Oscillator
11/13/2001US6316943 Signal generator
11/07/2001CN1074607C Modulator and used frequency multiplicator thereof
10/2001
10/24/2001EP0951750B1 Method and circuit configuration for producing sinusoidal/cosinusoidal oscillations
10/17/2001CN1317874A Oscillator
10/02/2001US6297704 Oscillation circuits featuring coaxial resonators
09/2001
09/25/2001US6295328 Frequency multiplier using delayed lock loop (DLL)
09/04/2001US6285262 Frequency divider, a phase lock oscillator and a flip-flop circuit using the frequency divider
08/2001
08/30/2001US20010017573 Programmable crystal oscillator
08/30/2001US20010017556 Frequency multiplier without spurious oscillation
08/23/2001US20010015680 Oscillator, transmitter provided with such an oscillator, and use of such a transmitter
08/09/2001WO2001058006A1 Multifunction high frequency integrated circuit structure
08/02/2001US20010010473 Frequency multiplier capable of taking out efficiently and stably harmonics higher than fourth order
07/2001
07/24/2001US6265917 Circuit and method for altering the frequency of a signal
07/17/2001US6262641 Frequency multiplier, dielectric transmission line device and radio device
06/2001
06/28/2001WO2001047102A1 Oscillator using a lumped element lc resonant circuit
06/21/2001US20010004225 Oscillation circuits featuring coaxial resonators
06/19/2001US6249157 Synchronous frequency dividing circuit
06/06/2001EP1104951A2 Gunn Diode Oscillator
05/2001
05/16/2001EP1100192A2 Oscillator for multiband receiver
05/03/2001DE19946494A1 Empfänger für verschiedene Frequenzbänder Receiver for different frequency bands
04/2001
04/18/2001EP1093218A2 Oscillator and radio equipment
04/18/2001EP1093216A2 Coaxial resonator and oscillation circuits featuring coaxial
03/2001
03/30/2001CA2319647A1 Oscillation circuits featuring coaxial resonators
03/27/2001US6208214 Multifunction high frequency integrated circuit structure
03/06/2001US6198365 Frequency multiplier capable of taking out efficiently and stably harmonics higher than fourth order
02/2001
02/13/2001US6188290 Method of initializing an oscillator circuit
02/07/2001CN1283000A Frequency multiplier
12/2000
12/19/2000US6163222 Buffer amplifier with frequency selective mechanism
12/19/2000CA2192937C Electronic viewing aid
11/2000
11/21/2000US6150855 Phase-locked loop and resulting frequency multiplier
10/2000
10/24/2000CA2231636C Self centering frequency multiplier
10/24/2000CA2048762C Low phase noise frequency multiplier
10/24/2000CA2048761C Frequency division network having low phase noise
10/17/2000US6133795 Oscillator circuit
09/2000
09/26/2000US6124742 Wide bandwidth frequency multiplier
09/19/2000US6121801 Non-integer clock divider
08/2000
08/08/2000US6100731 Frequency multiplier
07/2000
07/25/2000US6094158 FMCW radar system
07/18/2000US6091270 Process for multiplying the frequency of a clock signal with control of the duty ratio, and corresponding device
07/11/2000US6087864 Digital frequency multiplier circuit including delay circuit
07/05/2000CN1054242C Flash relay oscillating electric circuit
06/2000
06/27/2000US6081141 Hierarchical clock frequency domains for a semiconductor device
06/14/2000EP0896743A4 Odd order mesfet frequency multiplier
05/2000
05/24/2000EP1003277A1 Frequency multiplier capable of taking out efficiently and stably harmonics higher than fourth order
05/23/2000US6066997 Frequency multiplier with fundamental wave reflection
05/02/2000US6057740 Local oscillator system using harmonic derived from phase locked loop
03/2000
03/04/2000CA2244507A1 Method and apparatus for cascading frequency doublers
03/01/2000CN1246219A Programmable crystal oscillator
02/2000
02/22/2000US6028425 Signal generator
02/01/2000US6020771 Small-scale, simplified-design frequency multiplier incorporated into integrated circuit
01/2000
01/12/2000EP0971477A1 Frequency multiplier, dielectric transmission line device, and radio device
01/12/2000CN1241324A Device and method for frequency conversion
12/1999
12/23/1999DE19549472C2 Time-share mixer circuit, esp. for microwave monolithic superheterodyne receiver
12/14/1999CA2003428C Frequency synthesizer
12/08/1999CN1237824A Buffer amplifying return circuit
12/01/1999EP0961400A2 Buffer amplifier
11/1999
11/24/1999EP0958652A1 Programmable crystal oscillator
11/23/1999US5990712 Harmonic generator
10/1999
10/27/1999EP0951750A1 Method and circuit configuration for producing sinusoidal/cosinusoidal oscillations
10/26/1999US5974306 Time-share I-Q Mixer system with distribution switch feeding in-phase and quadrature polarity inverters
10/26/1999US5973570 Band centering frequency multiplier
10/20/1999EP0951137A2 Synthesized stable local oscillator
09/1999
09/21/1999US5955902 Frequency multiplier using a voltage controlled delay circuit
09/14/1999US5952890 Crystal oscillator programmable with frequency-defining parameters
08/1999
08/05/1999DE19803432A1 High frequency generator for generating THz and GHz frequencies, e.g. for information coding in communications field
08/04/1999EP0932931A2 Device and method for frequency conversion
08/04/1999CN1224948A Diode mixer circuit
07/1999
07/27/1999US5929712 Phase locked loop having frequency divider coupled to stub on VCO
07/13/1999CA2065758C Dual port oscillator for two-stage direct conversion receiver
06/1999
06/22/1999US5914620 Frequency doubling of a quadrature-amplitude modulated signal using a frequency multiplier
05/1999
05/11/1999US5903196 Self centering frequency multiplier
03/1999
03/23/1999US5886595 Odd order MESFET frequency multiplier
02/1999
02/17/1999EP0896743A1 Odd order mesfet frequency multiplier
02/10/1999EP0896424A1 Time-share I-Q mixer system with distribution switch feeding in-phase and quadrature polarity inverters
02/10/1999CN1207612A Combinational delay circuit for digital frequency multiplier
01/1999
01/26/1999US5864246 Method and apparatus for doubling a clock signal using phase interpolation
01/20/1999EP0892497A1 Method for frequency multiplication of a clock signal with duty cycle control and corresponding device
12/1998
12/29/1998US5854755 Clock frequency multiplication device
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