ClassID:

222238

H03L2207/04 - CPC Classification

Classification description:

Indexing scheme relating to automatic control of frequency or phase and to synchronisation Modifications for maintaining constant the phase-locked loop damping factor when other loop parameters change

Recent Application in this class:
#1
20160359615
2016-12-08

Calibration and/or adjusting gain associated with voltage-controlled oscillator

#2
20160301418
2016-10-13

Autoconfigurable Phase-Locked Loop Which Automatically Maintains a Constant Damping Factor and Adjusts the Loop Bandwidth to a Constant Ratio of the Reference Frequency

#3
20150263739
2015-09-17

Latency control circuit and semiconductor apparatus using the same

#4
20150236645
2015-08-20

Adjusting voltage controlled oscillator gain

#5
20150162919
2015-06-11

Apparatuses and methods for compensating for power supply sensitivities of a circuit in a clock path

#6
20150054555
2015-02-26

Self-biased delay locked loop with delay linearization

#7
20140240013
2014-08-28

Apparatuses and methods for compensating for power supply sensitivities of a circuit in a clock path

#8
20130051166
2013-02-28

Apparatuses and methods for compensating for power supply sensitivities of a circuit in a clock path

#9
20120324270
2012-12-20

Synchronous network

#10
20120319786
2012-12-20

Autoconfigurable phase-locked loop which automatically maintains a constant damping factor and adjusts the loop bandwidth to a constant ratio of the reference frequency

#11
20120280730
2012-11-08

Apparatus and methods for adjusting voltage controlled oscillator gain

#12
20110063004
2011-03-17

Frequency synthesis system with self-calibrated loop stability and bandwidth

#13
20110057695
2011-03-10

Phase lock loop and control method thereof

#14
20100321119
2010-12-23

Phase lock loop circuit

#15
20100067612
2010-03-18

Frequency synthesis system with self-calibrated loop stability and bandwidth

#16
20090315628
2009-12-24

Variance correction method, PLL circuit and semiconductor integrated circuit

#17
20090256602
2009-10-15

Variable loop bandwidth phase locked loop

#18
20090052508
2009-02-26

ADPLL frequency synthesizer

#19
20090007047
2009-01-01

Design structure for a phase locked loop with stabilized dynamic response

#20
20080218277
2008-09-11

Apparatus and method for operating a phase-locked loop circuit

#21
20080157880
2008-07-03

TEMPERATURE COMPENSATED LOOP FILTER

#22
20070120612
2007-05-31

Phase lock loop indicator

#23
20070099581
2007-05-03

Variable loop bandwidth phase locked loop

#24
20060139105
2006-06-29

Method and apparatus to achieve a process, temperature and divider modulus independent PLL loop bandwidth and damping factor using open-loop calibration techniques

#25
20060119443
2006-06-08

Damping coefficient variation mechanism in a phase locked loop

#26
20060119442
2006-06-08

System and method for optimizing phase locked loop damping coefficient

#27
20060119441
2006-06-08

Phase locked loop damping coefficient correction mechanism

#28
20060071716
2006-04-06

High performance analog charge pumped phase locked loop (PLL) architecture with process and temperature compensation in closed loop bandwidth

#29
20060022726
2006-02-02

Method of switching PLL characteristics and PLL circuit

#30
20050110534
2005-05-26

Variation of effective filter capacitance in phase lock loop circuit loop filters

#31
20050024152
2005-02-03

Gain compensated fractional-N phase lock loop system and method

#32
20050002482
2005-01-06

System and method for automatic parameter adjustment within a phase locked loop system

#33
15220464
2017-11-28

Systems and methods for automatic bandwidth and damping factor optimization of circuits

#34
14555887
2016-08-30

Techniques for reducing skew between clock signals

#35
14479999
2015-07-21

Clocking scheme for reconfigurable wideband analog-to-digital converter