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)
12/1998
12/17/1998WO1998057425A1 Continuously adjustable resonator
12/17/1998WO1998057420A1 Apparatus and method for controlling spectrum of a signal
12/17/1998WO1998057387A1 Orthogonally mounted substrate based resonator
12/17/1998CA2293357A1 Continuously adjustable resonator
12/17/1998CA2289538A1 Orthogonally mounted substrate based resonator
12/16/1998CN1202070A Oscillator for digital ATV signals having low phase noise
12/15/1998US5850595 Arrangement for reducing interference in tuned circuits in integrated circuits
12/10/1998DE19723307A1 Oscillator signal generating method
12/08/1998US5847616 Embedded voltage controlled oscillator with minimum sensitivity to process and supply
12/08/1998CA2089480C Oscillator with bias and buffer circuits formed in a die mounted with distributed elements on ceramic substrate
12/02/1998EP0880820A2 Circuit arrangement
12/01/1998US5844301 Balanced integrated semiconductor device operating with a parallel resonator circuit
11/1998
11/25/1998CN1199954A Circuit for avoiding parasitic oscillation modes in oscillator resonant circuit
11/24/1998US5841322 Phase detector using carrier suppression and oscillator using the phase detector
11/19/1998WO1998052277A1 Varactor tuned microstrip line resonator and vco using same
11/10/1998US5834983 For operating a high frequency electronically tunable oscillator
11/03/1998US5831457 Input buffer circuit immune to common mode power supply fluctuations
10/1998
10/28/1998EP0787382B1 A second generation low noise microwave voltage controlled oscillator
10/28/1998CN1197306A Laminated electronic spares
10/27/1998US5828247 Externally multi-configurable output driver
10/14/1998EP0871220A2 Pin usage of a semiconductor package
10/13/1998US5821824 Multistage voltage converter for voltage controlled oscillator
10/13/1998US5821820 Dual band voltage controlled oscillator
10/08/1998DE19810618A1 Oscillator for digital ATV signals
10/06/1998US5818381 Electronic viewing aid
10/06/1998US5818306 Voltage control oscillation circuit using CMOS
09/1998
09/29/1998US5815218 Circuit device including RF converter, tuner and if amplifier
09/29/1998US5815044 Variable-reactance circuit
09/29/1998US5815042 Duty cycled control implemented within a frequency synthesizer
09/29/1998US5815012 Voltage to current converter for high frequency applications
09/22/1998US5812940 Reducing interference from oscillators in electronic equipment
09/16/1998EP0865154A2 Method and apparatus for reducing noise in a low current oscillator
09/16/1998EP0766833B1 Electronic viewing aid
09/15/1998US5808531 Voltage-controlled variable tuning circuit
09/10/1998DE19709289A1 Circuit for avoiding parasitic radio-frequency oscillation modes in oscillator
09/09/1998EP0863605A2 Circuit arrangement for avoiding parasitic oscillation modes within an oscillator circuit
09/08/1998US5805029 Digitally adjustable crystal oscillator with a monolithic integrated oscillator circuit
09/08/1998US5805026 Microstripline resonator useable in a voltage controlled oscillator and method for making same
09/01/1998US5801590 Dielectric resonator oscillator and down converter using the same
09/01/1998US5801557 High voltage drivers which avoid -Vs failure modes
08/1998
08/26/1998CN1191423A Method and apparatus for transmitting radio frequency signals
08/20/1998WO1998027643A3 An oscillator
08/20/1998DE19806097A1 Voltage controlled oscillator for transmitting high frequency signals
08/19/1998EP0859457A1 A voltage controlled oscillator
08/12/1998EP0659310B1 Integrated mosfet resistance and oscillator frequency control, trim methods and apparatus
08/12/1998CN1190284A 振荡电路 Oscillation circuit
08/06/1998WO1998034338A1 Programmable crystal oscillator
08/06/1998CA2278583A1 Programmable crystal oscillator
07/1998
07/28/1998US5786726 Device of the phase-locked loop type for demodulating a frequency-modulated signal
07/23/1998WO1998025441A3 Circuit arrangement
07/21/1998US5784021 Noiseless radar detector
07/14/1998US5781074 Low electromagnetic interference clock oscillator module
07/08/1998CN1187268A An apparatus and method for using negative FM feedback in high quality oscillator devices
07/07/1998US5777522 Electronic device for controlling a reactance value for a reactive element
07/07/1998CA2138552C Control system using harmonic filters
07/02/1998DE19728248A1 Voltage controlled oscillator using low voltage high frequency semiconductors
07/02/1998DE19715005C1 Oscillator circuit for GHz range
06/1998
06/25/1998WO1998027651A1 Temperature compensation circuit for a crystal oscillator
06/25/1998WO1998027643A2 An oscillator
06/25/1998DE19701666C1 Frequency modulated oscillator circuit
06/25/1998DE19652146A1 Low noise oscillator circuit with feedback amplifying element
06/23/1998US5770980 Fast starting oscillator
06/17/1998EP0847618A1 Microwave oscillator
06/16/1998US5767752 Frequency modulator with center frequency and modulation controlled by an input signal
06/16/1998US5767749 Microwave oscillator
06/16/1998US5767748 Voltage controlled oscillator and voltage controlled delay circuit
06/11/1998WO1998025441A2 Circuit arrangement
06/10/1998CN1184381A Secondary local oscillator circuit for use in radio communication system
06/09/1998US5764112 Fully integrated voltage-controlled crystal oscillator
06/09/1998US5764110 Voltage controlled ring oscillator stabilized against supply voltage fluctuations
06/09/1998US5764109 Voltage-controlled oscillator (VCO) having a voltage derived from its output to tune its center frequency
06/02/1998US5760656 Temperature compensation circuit for a crystal oscillator and associated circuitry
05/1998
05/26/1998US5757216 Electronic device using phase synchronous circuit
05/22/1998WO1998021818A1 Apparatus for tracking resonant frequency
05/22/1998CA2271479A1 Apparatus for tracking resonant frequency
05/13/1998CN1181668A Receiving circuit of mobile communicating device
05/05/1998US5748051 Low phase noise UHF and microwave oscillator
05/05/1998US5748050 Linearization method and apparatus for voltage controlled oscillator
05/05/1998US5748049 Multi-frequency local oscillators
05/05/1998US5748048 Voltage controlled oscillator (VCO) frequency gain compensation circuit
04/1998
04/28/1998US5745013 Variable-frequency oscillator configuration
04/28/1998US5745012 Voltage-controlled oscillator having a semiconductor integrated circuit, a piezoelectrics resonator and a diode and variable-capacitance diode
04/22/1998CN1179646A Voltage controlled oscillator and adjusting method thereof
04/15/1998EP0836271A1 Integrated circuit oscillator and radiotelephone using such an oscillator
04/14/1998US5740522 Method and apparatus for reducing receive band transmitter-chain noise for a portable duplex transceiver
04/14/1998US5739729 Voltage-controlled LC oscillator
04/01/1998EP0698314B1 An oscillator with switched reactive elements
03/1998
03/31/1998US5734285 Electronic circuit utilizing resonance technique to drive clock inputs of function circuitry for saving power
03/18/1998EP0829953A2 Frequency multiplier and voltage controlled oscillator
03/18/1998EP0829143A1 Portable radio comprising a connectable circuit
03/18/1998CN1176711A High-power low-noise voltage-controlled oscillator
03/11/1998CN1175817A Controllable-frequency oscillator
03/05/1998WO1998009335A1 Monolithic integrated circuit including bipolar transistors having nonuniformly doped collector base junction
02/1998
02/25/1998EP0825718A1 Oscillator circuit
02/25/1998CN1037563C Phase lock loop with error measurement and correction in alternate periods
02/25/1998CN1037562C Phase lock loop with idle mode of operation during vertical blanking
02/25/1998CN1037561C Phase lock loop with error consistency detector
02/25/1998CN1037560C Oscillator with switched reactive elements
02/24/1998US5721517 Method of adjusting the variable range of oscillation frequency of a voltage-controlled oscillator
02/18/1998EP0824290A1 Controllable-frequency oscillator
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