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US20140077849 PHASE-LOCKED LOOP WITH LOOP GAIN CALIBRATION, GAIN MEASUREMENT METHOD, GAIN CALIBRATION METHOD AND JITTER MEASUREMENT METHOD FOR PHASE-LOCKED LOOP  
The invention provides a phase-locked loop with loop gain calibration and methods for measuring an oscillator gain, gain calibration and jitter measurement for a phase-locked loop. The method for...
US20080068002 Specific phase position detection  
The specific phase position detection circuit detects first and second temporal positions which have respective desired phase offsets from an upper peak position and an lower peak position of an...
US20100277158 DELAY TIME MEASUREMENT CIRCUIT AND METHOD  
Provided are a delay time measurement circuit and method. Since the delay time measurement circuit and method according to the present invention use a delay chain having a feedback structure, a...
US20150253159 PHASE DETECTOR, MOTOR DRIVE CONTROLLER, MOTOR DEVICE, AND METHOD OF DETECTING PHASE OF ROTOR  
A phase detector includes a crossing-point phase detection circuit to compare signals levels of pairs of sensor signals and output crossing-point phase detection signals indicating phases of...
US20110101786 Method and apparatus for anti-islanding of distributed power generation systems  
A method and apparatus for identifying an islanding condition. In one embodiment, the method comprises altering a phase error response within a phase locked loop (PLL), and determining whether the...
US20110050206 METHOD FOR VERIFYING THE BANDWIDTH AND PHASE OF A DIGITAL POWER CONTROL SYSTEM  
A method for verifying the bandwidth and phase of a digital power control system according to the present invention includes steps of: A. Disturbance Order Reading in which an A/D conversion unit...
Matches 1 - 6 out of 6