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 1 - Details
Patents for H03B 1 - Details (4,410)
10/1996
10/15/1996US5565821 Voltage controlled oscillator with improved tuning linearity
10/08/1996US5564089 Current controlled variable frequency oscillator having an improved operational transconductance amplifier
10/08/1996CA2043977C Microwave oscillator with reduced phase noise
10/01/1996US5561398 LC-tuned voltage controlled ring oscillator
09/1996
09/24/1996US5559479 Voltage control oscillator variable capacitance diode biasing circuit
09/11/1996EP0731569A2 Radio frequency telecommunications transceiver
09/10/1996US5554987 Direct digital synthesizer capable of reducing spurious noise components
09/06/1996WO1996027234A1 High-power low-noise voltage-controlled oscillator
09/06/1996CA2212752A1 High-power low-noise voltage-controlled oscillator
09/03/1996US5552748 Digitally-tuned oscillator including a self-calibrating RC oscillator circuit
08/1996
08/27/1996US5550545 Electronic circuit having a linearised and symmetrized response, an oscillator having such a circuit, and a telecontrol transmitter having such an oscillator
08/21/1996EP0727872A1 Piezoelectric oscillator, voltage-controlled oscillator, and production method thereof
08/14/1996EP0726646A1 Frequency converter capable of reducing noise components in local oscillation signals
08/14/1996CN1129050A Method for redn. of interference due to oscillators in electronic equipment
08/01/1996WO1996023351A1 Oscillator with improved sideband noise
07/1996
07/24/1996EP0723340A1 Delay detection circuit and low-noise oscillation circuit using the same
07/23/1996US5539359 Voltage-controlled oscillator having voltage-sensitive capacitor with bias supply circuit
07/11/1996DE19600208A1 Video signal processor circuit e.g. for VHS video recorder
07/09/1996US5534826 Oscillator with increased reliability start up
07/09/1996US5534825 Volage-controlled oscillation circuit with an impedance element for carrier-to-noise compensation
07/03/1996EP0720299A1 Closed-loop frequency control of an oscillator circuit
07/03/1996EP0720185A1 Adiabatic MOS oscillators
07/02/1996US5532651 Tunable voltage controlled oscillator having microstrip resonator with cuts for better tuning
07/01/1996CA2164995A1 Adiabatic mos oscillators
06/1996
06/19/1996CN1125021A A phase lock loop with error measurement and correction in alternate periods
06/19/1996CN1125020A A phase lock loop with idle mode of operation during vertical blanking
06/19/1996CN1125019A A phase lock loop with error consistency detector
06/19/1996CN1125018A An oscillator with switched reactive elements
06/18/1996US5528199 Closed-loop frequency control of an oscillator circuit
06/18/1996US5528124 Phase control circuit having a plurality of differential circuits
05/1996
05/30/1996WO1996016472A1 Multi-frequency local oscillators
05/28/1996US5521947 Phase detection reset in phase locked loops used for direct VCO modulation
05/28/1996US5521557 Delay detection circuit and low-noise oscillation circuit using the same
05/14/1996US5517148 Low current differential level shifter
05/07/1996US5515364 Radio frequency telecommunications transceiver
05/02/1996WO1996013095A1 A second generation low noise microwave voltage controlled oscillator
05/01/1996EP0709965A1 Oscillator with increased reliability startup
05/01/1996EP0709954A1 Voltage controlled oscillator with improved voltage versus frequency characteristic
05/01/1996CN1121657A Oscillator and frequency synthesizer and communication apparatus using the oscillator
04/1996
04/30/1996US5512862 Oscillator with improved sideband noise
04/16/1996US5508559 Power circuit package
04/10/1996EP0705505A1 Reducing interference from oscillators in electronic equipment
04/03/1996EP0704117A1 Compensated digital frequency synthesizer
03/1996
03/26/1996US5502420 Cascode VCO frequency modulator
03/20/1996EP0702452A1 Voltage-controlled oscillator arrangement
02/1996
02/28/1996EP0698314A1 An oscillator with switched reactive elements
02/27/1996US5495208 Wide band tunable and modulatable reference oscillator
02/20/1996US5493715 Multi-range voltage controlled resonant circuit
02/15/1996WO1996004709A1 Oscillator
02/14/1996EP0696843A1 Oscillator and frequency synthesizer and communication apparatus using the oscillator
02/13/1996US5491458 Apparatus for spreading the spectrum of a signal and method therefor
02/07/1996EP0695480A1 A phase lock loop with idle mode of operation during vertical blanking
02/07/1996EP0695479A1 A phase lock loop with error measurement and correction in alternate periods
02/07/1996EP0695478A1 A phase lock loop with error consistency detector
02/07/1996EP0647372A4 Control system using harmonic filters.
02/06/1996CA2034157C Frequency linearization circuit for a microwave vco in ridged waveguide
02/01/1996DE4426067A1 Oscillator amplifier with oscillator transistor(s)
01/1996
01/24/1996CN1115522A Pll synthesizer and method of controlling the same
01/23/1996US5486796 Oscillator circuit for receiving a wide frequency band signal
01/23/1996CA2043599C Voltage controlled balanced crystal oscillator circuit
01/16/1996US5485126 Ring oscillator circuit having output with fifty percent duty cycle
01/09/1996US5483207 Adiabatic MOS oscillators
01/09/1996US5483195 Second generation low noise microwave voltage controlled oscillator
01/04/1996WO1996000401A1 Electronic viewing aid
01/02/1996US5481227 Oscillator, synthesizer tuner circuit and AM synchronous detect circuit employing the oscillator
12/1995
12/27/1995EP0689283A1 Tunable oscillator arrangement
12/27/1995EP0688446A1 Radio frequency telecommunications transceiver
12/21/1995WO1995034950A1 Oscillator
12/19/1995US5477197 Voltage controlled oscillator with improved voltage versus frequency characteristic
12/12/1995US5475349 Frequency multipliers using diode arrays
12/07/1995WO1995033307A1 Variable-frequency oscillator circuit
12/05/1995US5473287 Electronic oscillator with transmission line tuning of phase noise and linearity
11/1995
11/30/1995WO1995032435A1 Phase noise detector
11/30/1995DE4418432A1 Variable frequency oscillator with feedback network coupled to amplifying network
11/30/1995CA2191232A1 Phase noise detector
11/28/1995US5471187 Data signal comparation with self-adjusting threshold
11/21/1995US5469465 Method and apparatus for mitigating distortion effects in the determination of signal usability
11/21/1995US5469117 Voltage-controlled frequency oscillator
11/02/1995WO1995029542A1 Reducing interference from oscillators in electronic equipment
10/1995
10/18/1995CN1110491A A method and apparatus for mitigating distortion effects in the determination of signal usability
10/17/1995CA2015484C Crystal oscillator with broad tuning capability
10/12/1995WO1995027329A1 A tuning circuit
10/12/1995DE4411765A1 Designing oscillator with min. phase noise
10/10/1995US5457433 For a circuit
10/10/1995US5457431 Electronic tuning circuit and method of manufacture
10/04/1995EP0674817A1 Low power electronic circuit comprising a resonant system and a function circuitry
10/03/1995US5455542 Symmetrical clock crystal oscillator circuit
09/1995
09/27/1995EP0673561A1 Oscillator circuit and use of the circuit
09/26/1995US5453714 Binary FM demodulator with self-adjusting resonant operating frequency according to demodulated binary output signal duty cycle
09/19/1995US5451915 Active filter resonator and system and negative resistance generator usable therein
08/1995
08/30/1995EP0669721A2 Oscillator, synthesizer tuner circuit and AM synchronous detect circuit employing the oscillator
08/29/1995US5446419 Microwave oscillation apparatus capable of suppressing spurious oscillation
08/22/1995US5444422 Low phase noise high frequency integrated oscillator with minimum pins
08/16/1995EP0667055A1 A method and apparatus for mitigating distortion effects in the determination of signal usability
08/15/1995CA2063754C Compact voltage controlled oscillator for microwave applications
08/08/1995US5440276 Voltage controlled oscillating circuit for preventing a load pulling
08/02/1995EP0665638A1 Voltage controlled oscillator with low operating supply voltage
08/02/1995EP0665591A1 Method for forming a power circuit package
07/1995
07/26/1995EP0664617A2 PLL synthesizer
07/18/1995US5434543 Oscillator with switchable varactor diodes
1 ... 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45