Patents for H03B 5 - Generation of oscillations using amplifier with regenerative feedback from output to input (11,466)
07/1994
07/06/1994EP0604535A1 High frequency producing device and oscillator comprising differential amplifiers
07/05/1994US5327106 Local oscillator with reduced harmonic
06/1994
06/30/1994DE4342813A1 Spannungsgesteuerte Oszillatorschaltung A voltage controlled oscillator circuit
06/15/1994EP0601515A1 Oscillation circuit
06/15/1994EP0601217A1 Oscillator circuit
06/14/1994US5321738 Switch apparatus of a portable cordless telephone using an antenna
06/14/1994US5321374 Transverse electromagnetic mode resonator
06/09/1994DE4341179A1 Surface acoustic wave oscillator - has resonator with good reflectors and interdigital converters on piezoelectric substrate, oscillators and frequency multiplier
06/09/1994DE4241241A1 Frequency-modulated voltage controlled oscillator - has control voltage input connected to second capacitance diode and also to first capacitor diode via inductance
06/08/1994EP0600118A1 Voltage-controlled microwave oscillator
06/07/1994US5319324 Method of direct bonding of crystals and crystal devices
06/07/1994US5319323 Power supply compensated MOS Schmitt trigger oscillator
06/01/1994EP0599505A1 Tunable resonance circuit for a voltage controlled oscillator
06/01/1994EP0599015A1 Saw oscillator gain amplifier with auto phase shift
05/1994
05/31/1994US5317287 Low-gain, range programmable, temperature compensated voltage controlled ring oscillator
05/31/1994US5317286 Power combining oscillator
05/18/1994EP0597617A1 Push-push ring resonator oscillator
05/03/1994US5309119 Oscillating circuit with a ring shaped resonator of superconducting material coupled thereto
05/03/1994US5309118 Hyperfrequency generator with source element located in the resonant cavity
05/03/1994US5309117 Superconducting ring resonator microwave oscillator for operating as a remote temperature sensor
05/03/1994US5309116 Multimode crystal oscillator
04/1994
04/20/1994EP0593070A2 Oscillator
04/20/1994EP0593069A2 Switchable compensation for improved oscillator performance
04/19/1994US5304958 Saw oscillator gain amplifier with auto phase shift
04/14/1994WO1994008393A1 Voltage controlled saw oscillator
04/12/1994US5302921 Piezoelectric oscillator having reduced radiation of higher harmonics
04/12/1994US5302920 Controllable multi-phase ring oscillators with variable current sources and capacitances
04/12/1994US5302918 Subharmonic optically injection locked oscillator
04/06/1994EP0591070A1 Anti-arcing device for a high frequency oscillator with a capacitive load
04/06/1994CN1085026A Voltage controlled saw oscillator
04/06/1994CN1085023A Microwave oscillator with improved phase noise characteristic
04/05/1994US5300898 High speed current/voltage controlled ring oscillator circuit
03/1994
03/31/1994DE4232037A1 Circuit with two mutually synchronising VCO's - has two identical phase locked loops, each with oscillator phase discriminator, and loop filter.
03/29/1994US5298870 Voltage controlled ring oscillator having differential amplifier stages
03/29/1994US5298869 Constant current and constant voltage regulating circuit for common-gate or common-base transistor devices
03/15/1994US5294895 Microwave oscillators and transmitters with frequency stabilization
03/01/1994US5291153 Oscillating MMIC circuit with dielectric resonator
02/1994
02/23/1994EP0583804A1 A phase locked loop circuit
02/23/1994EP0583802A1 A signal generator suitable for use in a frequency synthesizer
02/23/1994EP0583801A1 A phase locked loop circuit including a frequency detection function
02/23/1994EP0583800A1 A voltage controlled oscillator
02/22/1994US5289139 Push-push ring resonator oscillator
02/22/1994US5289075 Resonator for a thermostatically-controlled oscillator having low power consumption and rapid heating
02/17/1994WO1994003971A1 Microwave oscillator with improved phase noise characteristic
02/02/1994EP0580826A1 Sealed electronic package providing in-situ metallization
01/1994
01/26/1994EP0580320A1 High performance oscillator with low frequency pulling at turn on
01/26/1994EP0580209A1 Low-Gain, range programmable temperature compensated voltage controlled oscillator
01/18/1994US5280290 Self-oscillating mixer circuits, and FMCW radar
01/11/1994US5278523 Temperature-stable tuned-circuit oscillator, especially in a proximity switch
01/06/1994WO1994000919A1 Synchronous tracking am receiver
01/06/1994WO1994000912A1 Oscillator circuit and use of the circuit
01/05/1994EP0576959A1 Variable frequency microwave oscillator including digital phase shifter as tuning element
12/1993
12/23/1993DE4219990A1 Adjustable frequency voltage controlled oscillator circuit - has first stage oscillating at constant frequency, followed by second stage with capacitor diode.
12/22/1993EP0574981A2 Oscillator circuit having 50% duty cycle
12/15/1993EP0574292A1 Process and device for phase and frequency locking of an oscillator
12/14/1993US5270670 High frequency producing device and oscillator comprising differential amplifiers
12/09/1993DE4220596C1 Transmission factor measuring circuit for variable transmission circuit e.g. differential transformer path sensor - determines factor from difference in period of oscillation of series integrator and comparator oscillator when circuit is connected and disconnected.
12/08/1993EP0573247A1 Television receiver for terrestrial broadcasting
12/07/1993US5268657 High performance oscillator circuit with minimum frequency pulling at power on
11/1993
11/30/1993US5266957 Proximity fuze transceiver
11/16/1993US5263197 Dual port oscillator for two-stage direct conversion receiver
11/16/1993US5263182 Low-noise block converter for a satellite broadcasting system
11/16/1993US5262736 Compact voltage controlled microwave oscillator with dielectric resonator
11/16/1993CA2004236C Heterodyne stage having precise closed-loop control of the amplitude of the injection signal thereof
11/02/1993US5258726 Voltage controlled oscillator with low operating supply voltage
10/1993
10/26/1993US5256845 Apparatus for sealing medical plastic tubing with high frequency dielectric heating
10/19/1993US5254961 Low-power crystal circuit
10/19/1993US5254955 Advanced phase locked loop circuit
10/14/1993WO1993020615A1 1.6 TO 3 GHz OSCILLATOR
10/12/1993CA1323078C Feedback coupled high frequency power generator
10/06/1993EP0564033A1 Electric circuit comprising a local oscillator circuit and local oscillator for such a circuit
10/06/1993EP0563440A1 VCO frequency modulator with low frequency deviation
10/06/1993EP0563273A1 Crystal oscillator
10/05/1993US5250910 Push-push oscillator having in-phase and anti-phase output combining circuits
09/1993
09/30/1993WO1993019517A1 Resonant circuit and multiple resonator circuits constructed therefrom
09/28/1993US5248948 Oscillating circuit device with a variable capacitor
09/28/1993US5248947 Microwave oscillator having microstrip antenna for test purposes
09/22/1993EP0561677A1 Resonator for thermostatically regulated oscillator having low power consumption and rapid warm up
09/21/1993CA2063404C Voltage control oscillator with automatic current control
09/15/1993EP0560497A1 Conducting plane resonator stabilized oscillator
09/14/1993US5245660 System for producing synchronized signals
09/14/1993US5245298 Voltage controlled oscillator having cascoded output
09/12/1993CA2089825A1 Conducting plane resonator stabilized oscillator
08/1993
08/31/1993US5241286 FET oscillator using voltage and temperature compensated amplifier
08/31/1993CA1321833C Memory retention system for volatile memory devices
08/25/1993EP0556596A1 Fully-differential relaxation-type voltage controlled oscillator and method therefor
08/24/1993US5239274 Voltage-controlled ring oscillator using complementary differential buffers for generating multiple phase signals
08/24/1993CA1321629C Low phase noise voltage controlled oscillator
08/19/1993WO1993016577A1 Sealed electronic package providing in-situ metallization
08/19/1993WO1993016522A1 Tunable resonator
08/18/1993EP0555804A1 Circuitry for regulating the frequency of clock signals obtained from a quartz oscillator
08/18/1993CN1075340A Sealed electronic package providing in-situ metallization
08/10/1993US5235293 Variable frequency microwave oscillator including digital phase shifter as tuning element
08/10/1993US5235291 Fabrication device which automatically positions a dielectric resonator with respect to a substrate for mounting of the resonator thereon in accordance with a monitored oscillation output signal
08/10/1993US5235135 Sealed electronic package providing in-situ metallization
08/04/1993EP0497773A4 Low voltage vco temperature compensation
07/1993
07/28/1993EP0552598A2 Apparatus for sealing medical plastic tubing
07/27/1993US5231361 Voltage controlled push-push oscillator with parallel resonant tank circuits
07/20/1993US5229735 Wide frequency deviation voltage controlled crystal oscillator having plural parallel crystals
07/20/1993US5229665 Optically controlled active impedance element and filters employing the same