Patents
Sitemap › H03 - Basic electronic circuitry › H03D - Demodulation or transference of modulation from one carrier to another › H03D 13 - Circuits for comparing the phase or frequency of two mutually-independent oscillations
Patents for H03D 13 - Circuits for comparing the phase or frequency of two mutually-independent oscillations (1,662)
10/2005
10/20/2005WO2005004331A3 Differential charge pump phase lock loop (pll) synthesizer with adjustable tuning voltage range
10/18/2005US6956923 High speed phase detector architecture
10/12/2005EP1584929A2 High performance signal generation
10/12/2005CN1222778C Phase detector
10/06/2005WO2005093955A1 Fast phase-frequency detector arrangement
10/06/2005WO2005093945A1 Broadband subharmonic sampling phase detector
10/06/2005WO2005004315A3 Chopped charge pump
10/06/2005US20050218997 High performance signal generation
10/06/2005US20050218984 One-level zero-current-state exclusive or (XOR) gate
10/06/2005US20050218937 Phase detector and method having hysteresis characteristics
10/06/2005CA2540506A1 Broadband subharmonic sampling phase detector
10/05/2005CN1679238A Phase locked loop
10/05/2005CN1677844A High performance signal generation
10/04/2005US6952462 Method and apparatus for generating a phase dependent control signal
09/2005
09/29/2005US20050215222 PLL circuit and radio communication terminal apparatus using the same
09/28/2005EP1579576A1 Phase comparator
09/27/2005US6950482 Phase detector circuit for a phase control loop
09/22/2005DE102004032478A1 Verzögerungsregelkreis in Halbleiterspeichervorrichtung und sein Taktsynchronisierverfahren Delay control circuit in semiconductor memory device and its Taktsynchronisierverfahren
09/21/2005CN1672321A Phase detector with selection of differences between input signals
09/15/2005US20050199813 Read-out circuit for infrared detectors
09/13/2005US6944252 Phase comparator circuit
09/13/2005US6943601 Method and device for phase detection
09/08/2005US20050195004 Delay locked loop in semiconductor memory device and its clock locking method
09/08/2005US20050194960 Broadband subharmonic sampling phase detector
09/07/2005CN1664956A Delay locked loop in semiconductor memory device and its clock locking method
09/06/2005US6940926 Digital phase/frequency detector
09/06/2005US6938863 Collapsible display system
09/01/2005US20050189977 Double-edge-trigger flip-flop
08/2005
08/31/2005CN1217486C Semiconductor integrated circuit
08/30/2005US6937069 System and method for dead-band determination for rotational frequency detectors
08/25/2005US20050185747 Phase detector with extended linear operating range
08/25/2005US20050184811 Semiconductor integrated circuit
08/25/2005DE10206370B4 Verfahren und Vorrichtung zur Phasendetektion Method and device for phase detection
08/23/2005US6934349 Phase detector and phase locked loop circuit
08/17/2005EP1564925A2 Method and apparatus for synchronising a functional unit to a predetermined clock frequency
08/16/2005US6931086 Method and apparatus for generating a phase dependent control signal
08/16/2005US6930521 Circuit for controlling the performance of an integrated circuit
08/16/2005US6930512 One-level zero-current-state exclusive or (XOR) gate
08/10/2005EP1561339A1 Read-out circuit for infrared detectors
08/10/2005EP1561279A1 Pll using unbalanced quadricorrelator
08/04/2005WO2005002069A3 Fast lock phase lock loop and method thereof
08/03/2005CN1213539C Device for testing phase difference by zero cross character of input signal and its phaselocked loop circuit
07/2005
07/28/2005US20050162199 PLL lock detection circuit using edge detection and a state machine
07/21/2005WO2005001284A3 Pulse width modulated common mode feedback loop and method for differential charge pump
07/13/2005CN1638284A VCO circuit, PLL circuit, and data recording apparatus
07/07/2005US20050146359 Phase detector
07/05/2005US6915081 PLL circuit and optical communication reception apparatus
06/2005
06/30/2005WO2005060104A1 Phase-locked loop
06/30/2005US20050141662 VCO circuit, Pll circuit using VCO circuit, and data recording apparatus using the Pll circuit
06/30/2005CA2552394A1 Phase-locked loop
06/28/2005US6911820 Phase detection device, dial type detection device, and phase detection method
06/23/2005US20050134339 Method and apparatus for data density-independent phase adjustment in a clock and data recovery system
06/23/2005US20050134338 High frequency binary phase detector
06/23/2005US20050134322 Apparatus and method for detecting a phase difference
06/23/2005US20050134310 One-level zero-current-state exclusive or (XOR) gate
06/22/2005EP1544995A1 High frequency binary phase detector
06/22/2005CN1630198A 高频二元相位探测器 High frequency binary phase detector
06/16/2005WO2005054778A1 Digital phase detector for periodically alternating signals
06/16/2005CA2543581A1 Digital phase detector for periodically alternating signals
06/14/2005US6906565 Fast lock phase lock loop and method thereof
06/09/2005US20050123087 Erroneous phase lock detection circuit
06/08/2005EP1538451A1 Programmable frequency detector for use with a phase-locked loop
06/08/2005EP1537669A1 Phase locked loop
06/07/2005US6903585 Pulse width modulated common mode feedback loop and method for differential charge pump
06/02/2005US20050117404 Linear half-rate phase detector and clock and data recovery circuit
06/02/2005US20050116783 Phase detector for a programmable clock synchronizer
05/2005
05/31/2005US6900674 Method and circuitry for phase align detection in multi-clock domain
05/26/2005WO2005004332A3 Improved charge pump system for fast locking phase lock loop
05/26/2005US20050111607 Phase detector system with asynchronous output override
05/26/2005US20050111606 Digital phase detector for periodically alternating signals
05/26/2005US20050111589 Method and circuit for sensing the transition density of a signal and variable gain phase detecting method and device
05/26/2005US20050110538 Phase detector and method of generating a phase-shift differential signal
05/24/2005US6897690 Charge pump system for fast locking phase lock loop
05/24/2005CA2385087C Phase detector circuit
05/19/2005US20050105660 Programmable frequency detector for use with a phase-locked loop
05/12/2005US20050099208 Phase detector, clock distribution circuit, and LSI
05/11/2005CN1614878A Locking-phase loop style orthogonal signal phase calibrator
05/10/2005US6891402 Clock's out-of-synchronism state detection circuit and optical receiving device using the same
05/06/2005WO2005004333A3 Gain compensated fractional-n phase lock loop system and method
05/04/2005EP1527515A1 Phase detector with selection of differences between input signals
05/03/2005US6888379 Phase comparator circuit
04/2005
04/21/2005DE10320793B4 Latch or phase detector circuit for DRAM data storage uses flip flop stage and cascaded NAND gates to give output depending on clock and data state change phase
04/12/2005US6879195 PLL lock detection circuit using edge detection
04/06/2005EP1021885A4 Digital phase discrimination based on frequency sampling
03/2005
03/31/2005WO2005029709A2 Clock and data recovery system for a wide range of bit rates
03/24/2005WO2004093322A3 Digital phase-locked loop
03/17/2005US20050058235 Clock and data recovery system for a wide range of bit rates
03/17/2005US20050057313 Differential charge pump phase lock loop (PLL) synthesizer with adjustable tuning voltage range
03/17/2005US20050057290 Coarse frequency detector system and method thereof
03/10/2005WO2005022819A1 Phase detector
03/08/2005US6864722 Phase detector for a programmable clock synchronizer
03/08/2005US6864672 High resolution phase frequency detectors
03/03/2005US20050047540 Phase detector and method of detecting phase
03/02/2005CN1191682C Slip-detecting phase detector and method for improving phase-lock time
02/2005
02/22/2005US6859027 Device and method for measuring jitter in phase locked loops
02/15/2005US6856207 Jitter-less phase detector in a clock recovery circuit
02/15/2005US6856203 Phase lock loop with controllable lock time
02/10/2005US20050030072 Fast lock phase lock loop and method thereof
02/09/2005CN1578203A 频差测量方法 Frequency difference measurement method
02/09/2005CN1578150A Phase locked loop circuit
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