Patents for H03B 5 - Generation of oscillations using amplifier with regenerative feedback from output to input (11,466)
10/1997
10/07/1997US5675294 Single pin crystal oscillator circuit
10/02/1997WO1997036370A1 Software configurable digital clock generator
10/02/1997WO1997036369A2 Oscillator
09/1997
09/30/1997US5673424 Circuit which supplies a clock pulse to a microcomputer
09/30/1997US5673005 Time standard circuit with delay line oscillator
09/30/1997CA2118545C Low-power dissipation cmos oscillator circuits
09/25/1997DE19611610A1 Oszillaotr Oszillaotr
09/18/1997WO1997034366A1 A cmos microwave multiphase voltage controlled oscillator
09/17/1997EP0796038A2 High-frequency module
09/17/1997EP0795953A1 Electronic device comprising an integrated time base
09/16/1997US5668057 Bonding the hydrophilic surfaces of semiconductor and piezoelectric plate together without adhesives
09/10/1997EP0794612A1 Method of operation for a radio receiver operated close to an interfering apparatus
09/10/1997EP0794611A1 Method and apparatus for switching crystals in a crystal controlled oscillator
09/10/1997EP0794610A1 Constant high Q voltage controlled oscillator and method for making same
09/10/1997EP0793874A1 An oscillator and transmitter arrangement
09/10/1997EP0686322B1 Method and apparatus for providing a modified temperature compensation signal in a tcxo circuit
09/02/1997US5663690 Constant high Q voltage controlled oscillator
08/1997
08/27/1997EP0792009A1 Oscillator circuit
08/26/1997US5661441 Dielectric resonator oscillator and method of manufacturing the same
08/26/1997US5661324 Relaxation oscillator using integrated RTC structure
08/20/1997EP0790702A2 Feedback oscillator circuit using a saw resonator filter
08/20/1997EP0695478B1 A phase lock loop with error consistency detector
08/19/1997US5659884 System with automatic compensation for aging and temperature of a crystal oscillator
08/14/1997WO1997029545A1 Quadrature oscillator having amplitude control means based on a trigonometric identity
08/14/1997CA2196120A1 Feedback oscillator circuit using a saw resonator filter
08/13/1997EP0695480B1 A phase lock loop with idle mode of operation during vertical blanking
08/13/1997EP0695479B1 A phase lock loop with error measurement and correction in alternate periods
08/13/1997CN2259717Y Quartz crystal oscillator with temperature compensation
08/07/1997DE19603653A1 Code transmitter for automobile anti-theft device
08/06/1997EP0787382A1 A second generation low noise microwave voltage controlled oscillator
08/05/1997US5654678 Level-controlled oscillation circuit having a continuously variable impedance control circuit
07/1997
07/29/1997US5652556 Whispering gallery-type dielectric resonator with increased resonant frequency spacing, improved temperature stability, and reduced microphony
07/29/1997US5652549 Integrated circuit ring oscillator having line driver with double line feedback
07/24/1997WO1997026704A1 Switchable voltage-controlled oscillator
07/24/1997CA2242919A1 Switchable voltage-controlled oscillator
07/23/1997EP0785622A2 Ring oscillator using even number of differential stages with current mirrors
07/23/1997EP0785619A2 Method for computer assisted iterative determination of the transient response of a quartz resonator
07/23/1997EP0785616A1 A balanced integrated semiconductor device operating with a parallel resonator circuit
07/23/1997EP0785591A2 Variable-frequency resonator, variable-frequency oscillator, and variable-frequency filter
07/23/1997CN1155181A Phase-locked ring type device for demodulation to frequncy-modulated signal
07/22/1997US5650754 Phase-loched loop circuits and voltage controlled oscillator circuits
07/17/1997WO1997025772A1 Single pin oscillator circuit
07/16/1997EP0563370B1 Semiconductor device including a plurality of functional blocks each having a dc voltage supply line
07/15/1997US5648741 Circuit having overall transfer function providing temperature compensation
07/08/1997US5646580 Method and apparatus for switching crystals in a crystal controlled oscillator
07/03/1997WO1997023955A1 Voltage controlled crystal oscillator and loop filter
07/03/1997WO1997023953A1 High-frequency device
07/02/1997CN1035352C Digital controlled X-tal OSC
06/1997
06/25/1997CN1152817A Pressure-controlled oscillator for upper/lower transverter of digital radio communication system
06/25/1997CN1035300C Voltage controlled saw oscillator
06/18/1997EP0778994A2 Tunable crystal oscillator with harmonic output
06/18/1997EP0560925B1 High frequency oscillator comprising cointegrated thin film resonator and active device
06/18/1997CN1152214A Tuner circuit having local oscillator circuit including coaxial resonator
06/17/1997US5640130 On-off controlled oscillator with circuit for masking glitches
06/11/1997CN1151631A Oscillation circuit and oscillation method
06/03/1997US5635880 CMOS microwave multiphase voltage controlled oscillator
06/03/1997US5635878 Differential-type voltage-controlled oscillator with low-frequency stability compensation
06/03/1997US5635876 Phase difference and amplitude correction circuit
05/1997
05/29/1997WO1997019512A1 Dielectric resonator
05/28/1997EP0775385A1 Low voltage, low power oscillator having voltage level shifting circuit
05/22/1997WO1997018624A1 Fm modulator
05/22/1997DE19647383A1 Voltage-controlled oscillator
05/20/1997US5631609 Piezoelectric oscillator, voltage-controlled oscillator and production method thereof
05/15/1997DE19541929A1 Integrated oscillator circuit
05/14/1997EP0773626A1 Oscillator for oscillating stable frequency formed on a semiconductor substrate
05/14/1997EP0772908A1 Voltage controlled oscillator including voltage controlled delay circuit with power supply noise isolation
05/14/1997EP0455711B1 Heterodyne stage having precise closed-loop control of the amplitude of the injection signal thereof
05/14/1997CN1149940A Quartz oscillator device and its adjusting method
05/13/1997US5629652 Band-switchable, low-noise voltage controlled oscillator (VCO) for use with low-q resonator elements
05/07/1997EP0772289A1 Device of the phase locked loop type for demodulating a frequency modulated signal
05/06/1997US5627498 Multiple frequency oscillator
05/06/1997US5627488 Delay circuit, oscillation circuit and semiconductor memory device
05/02/1997EP0771070A2 A film bulk acoustic wave device
04/1997
04/30/1997DE19539939A1 Code transmitter e.g. for motor vehicle theft prevention system
04/30/1997CN1148755A Circuit for synchronous transmitter local oscillator frequency in digital microwave system applied in same wave channel
04/29/1997US5625327 Modified Colpitts oscillator for driving an antenna coil and generating a clock signal
04/29/1997CA2071817C High-frequency voltage controlled oscillator
04/24/1997WO1997015059A1 Trimmable multi-terminal capacitor for a voltage controlled oscillator
04/24/1997DE19630404A1 Spannungsgesteuerter Oszillator für Aufwärts-/Abwärtswandler in digitalen Funkkommunikationssystemen A voltage controlled oscillator for up / down converters in digital radio communication systems
04/23/1997CN1148280A Micro-wave resonator circuit and the application for lower frequency-changer
04/22/1997US5623233 Pulsed optically injection locked MESFET oscillator
04/17/1997WO1997014183A1 Function-differentiated temperature compensated crystal oscillator and method of producing the same
04/16/1997CN1147729A Procedure for resonant circuit tuning by changing feed voltage of capacitance diode
04/15/1997US5621362 Cascode oscillator having optimum phase noise and bandwidth performance
04/15/1997US5621361 One-pin integrated crystal oscillator
04/09/1997EP0767540A2 Radio transmitter
04/09/1997EP0767532A1 Oscillation circuit and oscillation method
04/09/1997EP0767531A1 A microwave oscillation circuit and a down converter using the same
04/09/1997EP0766833A1 Electronic viewing aid
04/02/1997EP0766380A2 Integrated microwave silicon component
04/02/1997EP0766376A1 Quartz oscillator device and its adjusting method
04/01/1997US5617104 High Tc superconducting tunable ferroelectric transmitting system
03/1997
03/26/1997EP0765031A1 Phase shift apparatus
03/26/1997CN1146099A Analog osciliator circuit
03/25/1997US5614851 High-accuracy, low-power peak-to-peak voltage detector
03/19/1997EP0682827B1 Voltage controlled oscillator with efficient process compensation
03/19/1997EP0474729B1 Voltage control oscillator with automatic current control
03/18/1997US5613231 Super-reactive oscillator and receiver
03/13/1997DE19532905A1 Variable frequency electronic HF oscillator
03/12/1997EP0761038A1 Variable-frequency oscillator circuit