219056 ⎘
Circuits for comparing the phase or frequency of two mutually-independent oscillations in which both oscillations are converted by logic means into pulses which are applied to filtering or integrating means
Sub-classes:Adaptive control of bias settings in a digital microphone
#2TEMPERATURE COMPENSATION FOR RESONANT MEMS
#3Interpolator
#4Phase angle measurement using residue number system analogue-to-digital conversion
#5Apparatuses, methods, and systems for jitter equalization and phase error detection
#6Apparatuses, methods, and systems for jitter equalization and phase error detection
#7Digital PLL circuit, semiconductor integrated circuit, and display apparatus
#8Phase detector circuit for clock and data recovery circuit and optical communication device having the same
#9Method and apparatus for measuring and compensating for static phase error in phase locked loops
#10Digital phase detector and phase-locked loop
#11Pattern-dependent phase detector for clock recovery
#12Phase detection apparatus
#13DATA CLOCK RECOVERY SYSTEM USING DIGITAL ARRIVAL-TIME DETECTOR
#14Digital frequency detector and digital phase locked loop using the digital frequency detector
#15Fine clock resolution digital phase locked loop apparatus
#16Differential-type high-speed phase detector
#17System and method for synchronizing multiple oscillators
#18Phase Comparator
#19Method and apparatus for high resolution measurement of signal timing
#20Method and apparatus for reducing latency in a clock and data recovery (CDR) circuit
#21Method and apparatus for measuring and compensating for static phase error in phase locked loops
#22Phase detector for data communications
#23Phase frequency detector capable of improving noise characteristics
#24Method and system for estimating frequency offsets
#25Phase detector
#26Noise tolerant voltage controlled oscillator
#27Testing circuit for measuring a frequency of signal output from clock generator
#28Numerical phase detector with interpolated values
#29Method and apparatus for detecting linear phase error
#30High performance signal generation
#31Fine clock resolution digital phase locked loop apparatus
#32Digital phase detector for a phase locked loop
#33Phase detector and method of phase detection
#34Phase detector with selection of differences between input signals
#35Linear half-rate clock and data recovery (CDR) circuit
#36PLL using unbalanced quadricorrelator
#37Phase-locked loop circuit
#38Circuit and method for detecting phase
#39Precise phase detector
#40Phase comparing method and apparatus in which a sampled periodic signal has a predetermined resolution
#41Digital phase detector
#42One-level zero-current-state exclusive or (XOR) gate
#43PLL lock detection circuit using edge detection and a state machine
#44VCO circuit, PLL circuit using VCO circuit, and data recording apparatus the PLL circuit
#45Method and apparatus for data density-independent phase adjustment in a clock and data recovery system
#46High frequency binary phase detector
#47Apparatus and method for detecting a phase difference
#48One-level zero-current-state exclusive or (XOR) gate
#49Phase detector, clock distribution circuit, and LSI
#50Coarse frequency detector system and method thereof
#51Phase detector and method of detecting phase
#52Method of detecting phase difference, phase detector for performing the same and clock-and-data recovering device including the phase detector
#53PLL lock detection circuit using edge detection
#54Digital fractional phase detector
#55Time detection circuit and time detection method