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Class Information
Number: 327/159
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Signal converting, shaping, or generating > Synchronizing > With feedback > Phase lock loop > With digital element
Description: Subject matter including a device performing Boolean algebra operations.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7599462 |
Hybrid analog/digital phase-lock loop with high-level event synchronization |
Oct. 6, 2009 |
| 7595672 |
Adjustable digital lock detector |
Sep. 29, 2009 |
| 7579887 |
Technique for efficiently managing both short-term and long-term frequency adjustments of an electronic circuit clock signal |
Aug. 25, 2009 |
| 7577225 |
Digital phase-looked loop |
Aug. 18, 2009 |
| 7567106 |
Duty cycle correction circuit, clock generation circuits, semiconductor devices using the same, and method for generating clock signal |
Jul. 28, 2009 |
| 7567643 |
Phase lock loop device |
Jul. 28, 2009 |
| 7564313 |
Phase locked loop for controlling a recording device and method thereof |
Jul. 21, 2009 |
| 7557663 |
Digital PLL for a system-on-chip for digital control of electronic power devices |
Jul. 7, 2009 |
| 7555073 |
Automatic frequency control loop circuit |
Jun. 30, 2009 |
| 7548126 |
Phase locked loop circuit and control method thereof |
Jun. 16, 2009 |
| 7541849 |
Phase locked circuit |
Jun. 2, 2009 |
| 7538583 |
High voltage integrated circuit driver with a high voltage PMOS bootstrap diode emulator |
May. 26, 2009 |
| 7538591 |
Fast locking phase locked loop for synchronization with an input signal |
May. 26, 2009 |
| 7535275 |
High-performance memory interface circuit architecture |
May. 19, 2009 |
| 7532050 |
Delay locked loop circuit and method |
May. 12, 2009 |
| 7528664 |
Method of and apparatus for improving the signal-to-noise ratio for a digital conversion circuit |
May. 5, 2009 |
| 7528891 |
Digital signal transmission system and method, transmission apparatus and method, and reception apparatus and method |
May. 5, 2009 |
| 7525354 |
Local coarse delay units |
Apr. 28, 2009 |
| 7518423 |
Digital DLL circuit for an interface circuit in a semiconductor memory |
Apr. 14, 2009 |
| 7511544 |
Digital DLL circuit for an interface circuit in a semiconductor memory |
Mar. 31, 2009 |
| 7511543 |
Automatic static phase error and jitter compensation in PLL circuits |
Mar. 31, 2009 |
| 7511581 |
Wide-band multimode frequency synthesizer and variable frequency divider |
Mar. 31, 2009 |
| 7501865 |
Methods and systems for a digital frequency locked loop for multi-frequency clocking of a multi-core processor |
Mar. 10, 2009 |
| 7495488 |
Phase-locked loop circuit, delay-locked loop circuit and method of tuning output frequencies of the same |
Feb. 24, 2009 |
| 7492850 |
Phase locked loop apparatus with adjustable phase shift |
Feb. 17, 2009 |
| 7489568 |
Delay stage-interweaved analog DLL/PLL |
Feb. 10, 2009 |
| 7482880 |
Frequency modulated output clock from a digital frequency/phase locked loop |
Jan. 27, 2009 |
| 7477083 |
DLL circuit feeding back ZQ calibration result, and semiconductor device incorporating the same |
Jan. 13, 2009 |
| 7471157 |
Low power/zero-offset charge pump circuits for DLLs and PLLs |
Dec. 30, 2008 |
| 7466207 |
Gain calibration of a digital controlled oscillator |
Dec. 16, 2008 |
| 7457392 |
Delay locked loop |
Nov. 25, 2008 |
| 7453958 |
Method and device for extracting a clock frequency underlying a data stream |
Nov. 18, 2008 |
| 7449927 |
Delay locked loop circuit |
Nov. 11, 2008 |
| 7449928 |
Semiconductor device |
Nov. 11, 2008 |
| 7449871 |
System for setting an electrical circuit parameter at a predetermined value |
Nov. 11, 2008 |
| 7447106 |
Delay stage-interweaved analog DLL/PLL |
Nov. 4, 2008 |
| 7439812 |
Auto-ranging phase-locked loop |
Oct. 21, 2008 |
| 7423463 |
Clock capture in clock synchronization circuitry |
Sep. 9, 2008 |
| 7420426 |
Frequency modulated output clock from a digital phase locked loop |
Sep. 2, 2008 |
| 7421048 |
System and method for multimedia delivery in a wireless environment |
Sep. 2, 2008 |
| 7414448 |
Duty cycle correction circuit |
Aug. 19, 2008 |
| 7402821 |
Application of digital frequency and phase synthesis for control of electrode voltage phase in a high-energy ion implantation machine, and a means for accurate calibration of electrode voltage |
Jul. 22, 2008 |
| 7397882 |
Digital phase locked circuit capable of dealing with input clock signal provided in burst fashion |
Jul. 8, 2008 |
| 7391839 |
Accumulator based phase locked loop |
Jun. 24, 2008 |
| 7388415 |
Delay locked loop with a function for implementing locking operation periodically during power down mode and locking operation method of the same |
Jun. 17, 2008 |
| 7386084 |
Method and system for pattern-independent phase adjustment in a clock and data recovery (CDR) circuit |
Jun. 10, 2008 |
| 7382678 |
Delay stage-interweaved analog DLL/PLL |
Jun. 3, 2008 |
| 7375562 |
Phase locked system for generating distributed clocks |
May. 20, 2008 |
| 7375557 |
Phase-locked loop and method thereof and a phase-frequency detector and method thereof |
May. 20, 2008 |
| 7372341 |
Noise immunity circuitry for phase locked loops and delay locked loops |
May. 13, 2008 |
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