Patents
Sitemap › H03 - Basic electronic circuitry › H03B - Generation of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner; Generation of noise by such circuits › H03B 19 - Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source
Patents for H03B 19 - Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source (1,662)
12/1998
12/09/1998EP0883238A2 Receiver for different frequency bands
12/02/1998EP0881767A1 Combinational delay circuit for a digital frequency multiplier
11/1998
11/17/1998US5838210 Method and apparatus for generating a modulated signal
11/17/1998US5838178 Phase-locked loop and resulting frequency multiplier
11/03/1998US5832375 Superheterodyne radio receiver
10/1998
10/20/1998US5826183 Circuit for simultaneous frequency doubler and mixer
10/20/1998US5825252 Synthesized oscillation circuit
10/15/1998WO1998045936A1 Frequency doubling of a quadrature-amplitude modulated signal using a frequency multiplier
10/13/1998US5822366 Transceiver and method for generating and processing complex I/Q-signals
10/13/1998US5822229 Circuit arrangement for frequency multiplication
10/06/1998US5818381 Electronic viewing aid
09/1998
09/29/1998US5815014 Transistor based frequency multiplier
09/24/1998DE19810822A1 Phase control or locking device for microwave IC
09/16/1998EP0766833B1 Electronic viewing aid
09/15/1998US5808499 Quadrature signal generator with spike-less prescalar circuit
09/09/1998CN1192608A Circuit for simultaneous frequency doubler and mixer
08/1998
08/27/1998DE19753473A1 Balanced frequency multiplier
08/06/1998WO1998034338A1 Programmable crystal oscillator
08/06/1998CA2278583A1 Programmable crystal oscillator
08/04/1998US5789952 Anti-lock CPU clock control method, circuit and apparatus
07/1998
07/28/1998US5787126 Detector and receiving and transmitting apparatus
07/23/1998WO1998032219A1 Method and circuit configuration for producing sinusoidal/cosinusoidal oscillations
07/16/1998DE19701068A1 Verfahren und Schaltungsanordnung zur Erzeugung von Sinus-/Cosinusschwingungen Method and circuit for generating sine / cosine oscillations
06/1998
06/24/1998EP0849880A1 Integrated frequency multiplier circuit
06/18/1998WO1998018201A3 Device and method for frequency conversion
06/16/1998US5767526 Bipolar resonant tunneling transistor frequency multiplier
04/1998
04/30/1998WO1998018201A2 Device and method for frequency conversion
04/15/1998CN1179030A N way power distributor/synthesizer
04/01/1998CN1177861A 分频器 Divider
03/1998
03/24/1998US5731752 Microwave signal frequency multiplier
03/18/1998EP0829953A2 Frequency multiplier and voltage controlled oscillator
02/1998
02/25/1998EP0825718A1 Oscillator circuit
02/17/1998US5719510 Software configurable digital clock generator
01/1998
01/27/1998US5712596 Tunable crystal oscillator with harmonic output
01/13/1998US5708399 Modulator and frequency multiplier for use therein
01/08/1998WO1998000905A1 A transistor based frequency multiplier
12/1997
12/30/1997US5703540 Voltage-controlled crystal oscillator with extended range
12/30/1997US5703509 Frequency multiplier circuit
12/02/1997US5694091 Circuit arrangement to double the clock frequency for a data transmission system
11/1997
11/26/1997CN1166243A Prescalar circuit
11/06/1997WO1997041613A1 Odd order mesfet frequency multiplier
11/04/1997US5684418 Clock signal generator
10/1997
10/30/1997WO1997040576A1 Frequency multiplier
10/22/1997EP0802624A1 Microwave signal frequency multiplier
10/14/1997US5678222 Modulation and frequency conversion by time sharing
10/08/1997EP0800275A1 A frequency multiplier using a voltage controlled delay circuit
10/02/1997WO1997036370A1 Software configurable digital clock generator
10/01/1997EP0797866A1 A prescalar circuit
09/1997
09/17/1997EP0795962A2 Synthesized oscillation circuit
09/10/1997CN2262309Y Function change-over module
08/1997
08/26/1997US5661424 Frequency hopping synthesizer using dual gate amplifiers
06/1997
06/25/1997CN1152818A Modulator and used frequency multiplicator thereof
06/18/1997EP0778994A2 Tunable crystal oscillator with harmonic output
05/1997
05/22/1997WO1997018622A1 Arrangement and method for doubling the frequency of an electric signal
05/21/1997EP0774831A2 Circuit arrangement for generating a clock frequency for a data transmission system
05/06/1997US5627497 Resonator package for atomic frequency standard
04/1997
04/17/1997WO1997014210A1 A prescalar circuit
04/09/1997EP0766833A1 Electronic viewing aid
03/1997
03/19/1997EP0763885A2 Modulator and frequency multiplier for use therein
03/04/1997US5608360 Oscillator formed of high frequency resonators and method of generating high frequency oscillator signal having reduced vibration sensitivity and phase noise and improved loop group delay
02/1997
02/27/1997WO1997002652A3 Tunable crystal oscillator with harmonic output
02/25/1997US5606737 Oscillator mixer and a multiplier mixer for outputting a baseband signal based upon an input and output signal
02/25/1997US5606736 Heterodyne radio receiver with plural variable frequency local oscillator signals
01/1997
01/28/1997CA2134903C Quadrature signals frequency doubler
01/23/1997WO1997002652A2 Tunable crystal oscillator with harmonic output
01/14/1997US5594458 Comb generator, device and process for calibrating measurement sections
01/08/1997CN1139837A Flash relay oscillating circuit
12/1996
12/31/1996US5589804 Oscillator with impedance buffer for increased pullability
12/10/1996CA2059887C Frequency doubling and mixing circuit
11/1996
11/26/1996US5578948 Harmonic tone generator for low level input audio signals and small amplitude input audio signals
11/20/1996EP0743746A2 Digitally synchronized sweep signal source
11/05/1996US5572561 Frequency dividing circuit
10/1996
10/31/1996DE19529529C1 Frequency divider with varactor diode
10/23/1996EP0739090A1 Transceiver and method for generating and processing of complex I/Q-signals
10/08/1996US5563550 Recovery of data from amplitude modulated signals with self-coherent demodulation
10/03/1996WO1996030996A1 Circuit for modulating a crystal oscillator with voltage-controlled (pin) diode
09/1996
09/17/1996US5557228 Four-quadrant multiplier
09/04/1996EP0730165A2 Integrated microwave circuit board for millimetric wavelengths
09/03/1996US5552734 Local oscillator frequency multiplier and mixing circuit comprising a squaring circuit
09/03/1996US5552732 High speed divide by 1.5 clock generator
08/1996
08/20/1996US5548235 Phase-locked loop and resulting frequency multiplier
08/20/1996CA2051121C Phase-locked circuit and frequency multiplier obtained
06/1996
06/25/1996US5530387 Frequency multiplier circuit
05/1996
05/14/1996US5517687 Subharmonic image rejection and image enhancement mixer
05/07/1996US5514990 Frequency multiplier circuit
04/1996
04/25/1996DE19538002A1 Time-share mixer circuit, esp. for microwave monolithic superheterodyne receiver
02/1996
02/01/1996WO1996002977A1 Method and apparatus for alias-driven frequency downconversion (mixing)
01/1996
01/04/1996WO1996000401A1 Electronic viewing aid
12/1995
12/12/1995US5475349 Frequency multipliers using diode arrays
12/05/1995US5473553 Frequency dividing device
10/1995
10/31/1995US5463337 Delay locked loop based clock synthesizer using a dynamically adjustable number of delay elements therein
09/1995
09/28/1995DE4409937A1 Generating phase coherent sinusoidal half waves
08/1995
08/29/1995US5446923 Mixer using fundamental frequency or second or third harmonic frequencies of a local oscillator for maximized resultant frequency mixer product
08/01/1995US5438245 High-voltage generating circuit
07/1995
07/18/1995US5434522 Frequency doubler circuit having a diode quad with a grounded port
06/1995
06/27/1995US5428318 Voltage controlled ring oscillator producing a sum output
06/13/1995US5424488 Transient discriminate harmonics generator
06/06/1995US5422835 Digital clock signal multiplier circuit
06/06/1995US5422613 Varactor diode frequency multiplier
06/06/1995US5422594 Multi-channel carrier wave generator
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