222162 ⎘
Automatic control of frequency or phase; Synchronisation using a frequency discriminator comprising a passive frequency-determining element
Sub-classes:POWER CONVERSION SYSTEM HAVING SPREAD SPECTRUM AND PHASE SHIFTING MECHANISMS
#2CLOCK FREQUENCY DRIFT COMPENSATION FOR A CLOCK GENERATOR
#3Self-biased, closed loop, low current free running oscillator
#4ELECTRONIC DEVICE AND METHOD FOR OUTPUTTING SOUND
#5Frequency-locked loop and method for correcting oscillation frequency of output signal of frequency-locked loop
#6Multiphase frequency to voltage converter
#7RC oscillator
#8Semiconductor device and clock detector
#9Atomic oscillator and frequency signal generation system
#10Digitally reconfigurable ultra-high precision internal oscillator
#11Relaxation oscillator and method for operating a relaxation oscillator
#12Variable resistance circuit, oscillator circuit, and semiconductor device
#13Digital downconverter with digital oscillator frequency error correction
#14Oscillator using supply regulation loop and operating method thereof
#15Systems and methods for storing frequency information for system calibration/trimming
#16Digitally reconfigurable ultra-high precision internal oscillator
#17Closed-loop control device with adaptive fault compensation
#18Digitally reconfigurable ultra-high precision internal oscillator
#19Tracking of signals with at least one subcarrier
#20CR oscillation circuit
#21Integrated clock generator and method therefor
#22Digitally controlled oscillator device and high frequency signal processing device
#23Clock generator using free-running oscillator and method therefor
#24Oscillator circuits and methods to compensate frequency pulling
#25Circuit system adaptively adjusting supply voltage according to temperature and operating method thereof
#26Tunable frequency-to-voltage controlled oscillation
#27Oscillator devices and methods
#28CIRCUIT DEVICE, OSCILLATOR, ELECTRONIC APPARATUS, AND MOVING OBJECT
#29OSCILLATION CIRCUIT, ELECTRONIC APPARATUS, MOVING OBJECT, AND METHOD FOR MANUFACTURING OSCILLATION CIRCUIT
#30Multi-mode crystal oscillators
#31Digitally controlled oscillator device and high frequency signal processing device
#32Frequency generation device
#33Passive phase noise cancellation element
#34Frequency-locked loop circuit and semiconductor integrated circuit
#35Circuit for measuring the resonant frequency of nanoresonators
#36Electronic oscillation circuit
#37Low power oscillator with negative resistance boosting
#38Oscillator arrangement for generating a clock signal
#39Method and apparatus for generating on-chip clock with low power consumption
#40Multiple electrothermal-filter device
#41Digitally controlled oscillator device and high frequency signal processing device
#42Digitally controlled oscillator device and high frequency signal processing device
#43Low current single chip oscillator timing circuit
#44Method and system for measuring amplitude and phase difference between two sinusoidal signals
#45Oscillation circuit and semiconductor integrated circuit including the same
#46Feedback-based linearization of voltage controlled oscillator
#47Frequency detection device
#48Method and apparatus for MEMS phase locked loop
#49Apparatus and methods for reducing noise in oscillating signals
#50System and a method for generating an error voltage
#51Phase locked loop circuit and communication device
#52Systems and methods for maintaining a drive signal to a resonant circuit at a resonant frequency
#53Feedback-based linearization of voltage controlled oscillator
#54Frequency-locked clock generator
#55Semiconductor device outputting oscillation signal
#56Digital controlled oscillator
#57ADJUSTMENT OF PLL BANDWIDTH FOR JITTER CONTROL USING FEEDBACK CIRCUITRY
#58Automatic frequency calibration
#59Floating DC-offset circuit for phase detector
#60FREQUENCY DIVIDER MONITOR OF PHASE LOCK LOOP
#61Frequency-locked clock generator
#62Method for dynamically tuning the clock frequency of an oscillator and corresponding oscillating system
#63Phase-locked loop runaway detector
#64Adjustment of PLL bandwidth for jitter control using feedback circuitry
#65Bidirectional communication system and calibrator
#66Frequency divider monitor of phase lock loop
#67Frequency divider monitor of phase lock loop
#68Device for generation of a reference frequency and corresponding electronic circuit
#69Method for calibration of an oscillator for a microcontroller chip operation
#70Oscillator circuit and semiconductor device having oscillator circuit
#71Frequency-controllable oscillator
#72Systems and methods for tuning an oscillator frequency
#73Digitally reconfigurable ultra-high precision internal oscillator
#74Delay locked loop (DLL) locked to a programmable phase
#75Phase lock loop with tracking filter for attenuating spurious signals of a swept local oscillator