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Class Information
Number: 375/376
Name: Pulse or digital communications > Synchronizers > Phase displacement, slip or jitter correction > Phase locking > Phase locked loop
Description: Subject matter having a closed-loop electronic servomechanism the output of which locks onto and tracks a received signal to provide the frequency and phase aligned receiver clock.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620857 |
Controllable delay device |
Nov. 17, 2009 |
| 7620137 |
System and method for clock drift correction for broadcast audio/video streaming |
Nov. 17, 2009 |
| 7616726 |
Optical disk apparatus and PLL circuit |
Nov. 10, 2009 |
| 7616708 |
Clock recovery circuit |
Nov. 10, 2009 |
| 7613268 |
Method and apparatus for designing a PLL |
Nov. 3, 2009 |
| 7613267 |
Digitally-synthesized loop filter method and circuit particularly useful for a phase locked loop |
Nov. 3, 2009 |
| 7613265 |
Systems, methods and computer program products for high speed data transfer using an external clock signal |
Nov. 3, 2009 |
| 7613254 |
Phase detector for comparing phases of data and a plurality of clocks |
Nov. 3, 2009 |
| 7612625 |
Bang-bang architecture |
Nov. 3, 2009 |
| 7612617 |
Voltage-controlled oscillator gain calibration for two-point modulation in a phase-locked loop |
Nov. 3, 2009 |
| 7612589 |
Phase-locked loop and control method utilizing the same |
Nov. 3, 2009 |
| 7610030 |
Wireless transmit-only apparatus and method |
Oct. 27, 2009 |
| 7609799 |
Circuit, system, and method for multiplexing signals with reduced jitter |
Oct. 27, 2009 |
| 7609797 |
Circuit, system, and method for preventing a communication system absent a dedicated clocking master from producing a clocking frequency outside an acceptable range |
Oct. 27, 2009 |
| 7609792 |
Multiple-input multiple-output multichip transceiver with correlated clock signals |
Oct. 27, 2009 |
| RE40939 |
Multi-phase locked loop for data recovery |
Oct. 20, 2009 |
| 7606343 |
Phase-locked-loop with reduced clock jitter |
Oct. 20, 2009 |
| 7603095 |
Apparatus and method of switching intervals |
Oct. 13, 2009 |
| 7602253 |
Adaptive bandwidth phase locked loop with feedforward divider |
Oct. 13, 2009 |
| 7599462 |
Hybrid analog/digital phase-lock loop with high-level event synchronization |
Oct. 6, 2009 |
| 7599460 |
Transmitting apparatus |
Oct. 6, 2009 |
| 7599005 |
Method for synchronizing video signals |
Oct. 6, 2009 |
| 7596173 |
Test apparatus, clock generator and electronic device |
Sep. 29, 2009 |
| 7593500 |
Apparatus for coordinating triggering of analog-to-digital conversions relative to pulse width modulation cycle timing |
Sep. 22, 2009 |
| 7593498 |
Method and apparatus for automatic rate identification and channel synchronization in a master-slave setting for high data throughput applications |
Sep. 22, 2009 |
| 7590387 |
High accuracy voltage controlled oscillator (VCO) center frequency calibration circuit |
Sep. 15, 2009 |
| 7590212 |
System and method for adjusting the phase of a frequency-locked clock |
Sep. 15, 2009 |
| 7590211 |
Programmable logic device integrated circuit with communications channels having sharing phase-locked-loop circuitry |
Sep. 15, 2009 |
| 7590163 |
Spread spectrum clock generation |
Sep. 15, 2009 |
| 7587017 |
Carrier phase synchronization system for improved amplitude modulation and television broadcast reception |
Sep. 8, 2009 |
| 7587015 |
Asynchronous digital data capture |
Sep. 8, 2009 |
| 7583774 |
Clock synchroniser |
Sep. 1, 2009 |
| 7583773 |
Frequency synthesizing device with automatic calibration |
Sep. 1, 2009 |
| 7580629 |
Los beat detector |
Aug. 25, 2009 |
| 7580498 |
Closed loop control system and method of dynamically changing the loop bandwidth |
Aug. 25, 2009 |
| 7580497 |
Clock data recovery loop with separate proportional path |
Aug. 25, 2009 |
| 7580496 |
Device for receiving series data |
Aug. 25, 2009 |
| 7580492 |
Clock recovery |
Aug. 25, 2009 |
| 7580491 |
Quarter-rate clock recovery circuit and clock recovering method using the same |
Aug. 25, 2009 |
| 7580483 |
Trimming of local oscillation in an integrated circuit radio |
Aug. 25, 2009 |
| 7580443 |
Clock generating method and clock generating circuit |
Aug. 25, 2009 |
| 7579953 |
Detecting a self-jammer signal in an RFID system |
Aug. 25, 2009 |
| 7577226 |
Clock recovery circuitry |
Aug. 18, 2009 |
| 7577225 |
Digital phase-looked loop |
Aug. 18, 2009 |
| 7577224 |
Reducing phase offsets in a phase detector |
Aug. 18, 2009 |
| 7577215 |
Angle demodulation apparatus, local oscillation apparatus, angle demodulation method, local oscillation signal generating method, recording medium and computer data signal |
Aug. 18, 2009 |
| 7576621 |
Film bulk acoustic resonator calibration |
Aug. 18, 2009 |
| 7576578 |
Frequency synthesizer and charge pump circuit used for the same |
Aug. 18, 2009 |
| 7573967 |
Input threshold adjustment in a synchronous data sampling circuit |
Aug. 11, 2009 |
| 7573955 |
Digital phase locked loop for sub-.mu. technologies |
Aug. 11, 2009 |
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