| Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643) |
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| 09/27/2000 | EP0739563B1 Higher order digital phase loop filter |
| 09/27/2000 | CN1268005A Automatic tracking device and method |
| 09/26/2000 | US6125267 Method for improving the tuning of a radio receiver and a radio receiver |
| 09/26/2000 | US6125158 Phase locked loop and multi-stage phase comparator |
| 09/26/2000 | US6125157 Delay-locked loop circuitry for clock delay adjustment |
| 09/26/2000 | US6124764 Stable low-power oscillator |
| 09/26/2000 | US6124762 Over-sampling type clock recovery circuit with power consumption reduced |
| 09/26/2000 | US6124755 Method and apparatus for biasing a charge pump |
| 09/26/2000 | US6124745 Delay and interpolation timing structures and methods |
| 09/26/2000 | US6124741 Accurate PLL charge pump with matched up/down currents from Vds-compensated common-gate switches |
| 09/21/2000 | WO2000056026A1 Production of clock signals for sampling data signals with different rates using a phase-locking loop |
| 09/21/2000 | WO2000055981A1 Transmitter-receiver |
| 09/21/2000 | WO2000055973A2 Direct digital frequency synthesis enabling spur elimination |
| 09/21/2000 | DE19909736A1 Schaltungsanordnung zum Erzeugen des Steuerpotentials für einen Feldeffekttransistor Circuitry for generating the control potential for a field effect transistor |
| 09/21/2000 | DE19909140A1 Elektronische Entfernungsbestimmungsvorrichtung und damit ausgerüstete elektronische Sicherungsanlage Electronic distance-determining device and thus equipped electronic security system |
| 09/20/2000 | EP1037388A2 Process-tolerant integrated circuit design |
| 09/20/2000 | EP1037366A2 Charge pump circuit having switching circuits for reducing leakage currents |
| 09/20/2000 | EP1037052A1 Rotational pulse generating circuit for commutator DC motors |
| 09/20/2000 | EP0873607A4 Method, device, dsp and modem for efficient echo canceler phase roll tracking |
| 09/20/2000 | CN1267137A Sending timing adjusting circuit and method |
| 09/20/2000 | CN1056713C Servo tuning device of quick precision lock phase |
| 09/19/2000 | USRE36874 Supply voltage tolerant phase-locked loop circuit |
| 09/19/2000 | US6122506 GSM cellular telephone and GPS receiver combination |
| 09/19/2000 | US6122337 Modular circuitry architecture for residual time stamp service clock regenerator phase locked loop |
| 09/19/2000 | US6122336 Digital clock recovery circuit with phase interpolation |
| 09/19/2000 | US6122328 Fast-acting Costas loop |
| 09/19/2000 | US6122326 High precision, low phase noise synthesizer with vector modulator |
| 09/19/2000 | US6121849 Oscillator amplifier with frequency based digital multi-discrete-level gain control and method of operation |
| 09/19/2000 | US6121848 Integrated accurate thermal frequency reference |
| 09/19/2000 | US6121847 Injection locked oscillator automatic frequency centering method and apparatus |
| 09/19/2000 | US6121846 Digital phase comparator without dead zone |
| 09/19/2000 | US6121845 Phase-locked loop system and method for modifying an output transition time |
| 09/19/2000 | US6121844 PLL frequency synthesizer and method for controlling the PLL frequency synthesizer |
| 09/19/2000 | US6121816 Slave clock generation system and method for synchronous telecommunications networks |
| 09/19/2000 | US6121808 DLL calibrated phase multiplexer and interpolator |
| 09/19/2000 | US6121804 High frequency CMOS clock recovery circuit |
| 09/19/2000 | CA2079320C Direct digital synthesizer driven phase lock loop frequency synthesizer with hard limiter |
| 09/14/2000 | WO2000054401A1 Method for generating a signal with adjustable frequency using a dither signal generator |
| 09/14/2000 | DE19906561A1 Phase control circuit for wireless communication equipment, has voltage controlled oscillator, phase comparator creating first control signal, control unit creating second control signal, and control signal selector switching |
| 09/13/2000 | EP1035699A2 Method for isolating a frequency block from a block formatted signal |
| 09/13/2000 | EP1035655A1 Circuit in a PLL filter for generating a control voltage for a field-effect transistor in the VCO |
| 09/13/2000 | CN1266554A Communications device |
| 09/13/2000 | CN1266550A Phase frequency detector having instantaneous phase difference output |
| 09/13/2000 | CN1266496A Low cost CMOS tester with high channel density |
| 09/12/2000 | US6119242 Synchronous clock generator including a false lock detector |
| 09/12/2000 | US6118836 Frequency and phase locking apparatus |
| 09/12/2000 | US6118770 Voice-channel frequency synchronization |
| 09/12/2000 | US6118730 Phase comparator with improved comparison precision and synchronous semiconductor memory device employing the same |
| 09/12/2000 | US6118606 Apparatus for generating a signal whose phase is synchronized with an inputted digital signal |
| 09/12/2000 | US6118347 Voltage controlled oscillator mounting assembly |
| 09/12/2000 | US6118346 Dynamic matching of up and down currents in charge pumps to reduce spurious tones |
| 09/12/2000 | US6118345 Process and device for locking-in a YIG-tuned oscillator |
| 09/12/2000 | US6118344 Frequency control apparatus and method and storage medium storing a program for carrying out the method |
| 09/12/2000 | US6118317 Clock synchronizing system and synchronizing method |
| 09/12/2000 | US6118316 Semiconductor integrated circuit including plurality of phase-locked loops |
| 09/12/2000 | US6118314 Circuit assembly and method of synchronizing plural circuits |
| 09/12/2000 | CA2204476C Gate-switching charge-pump implemented inside a phase locked loop |
| 09/08/2000 | WO2000052839A1 Transmitter/receiver unit |
| 09/08/2000 | WO2000052828A1 Digital synchronization of video signals |
| 09/07/2000 | DE19920335C1 Arrangement for phase matching of data signal to clock signal in digital integrated circuit, e.g. for mobile telephones and software radio |
| 09/07/2000 | DE10000387A1 Lock detection procedure in PLL locking circuit, involves detecting lock state of PLL circuit by comparing count signal output by counter and sensitivity setting signal |
| 09/06/2000 | EP1033815A2 PLL circuit |
| 09/06/2000 | EP1033585A2 Electronic distance determination device and security sytem equipped with the device |
| 09/06/2000 | EP1032988A1 Apparatus for low power radio communications |
| 09/06/2000 | CN1265786A Step-controlled frequency synthesizer |
| 09/06/2000 | CN1265785A System and methods for automatic deviation setting and control in radio transmitters |
| 09/05/2000 | US6115769 Method and apparatus for providing precise circuit delays |
| 09/05/2000 | US6115586 Multiple loop radio frequency synthesizer |
| 09/05/2000 | US6115439 Free running digital phase lock loop |
| 09/05/2000 | US6115438 Method and circuit for detecting a spurious lock signal from a lock detect circuit |
| 09/05/2000 | US6115075 Method and apparatus for adjusting dot clock signal |
| 09/05/2000 | US6114987 Dual-loop linearizer for FM-CW radar |
| 09/05/2000 | US6114920 Self-calibrating voltage-controlled oscillator for asynchronous phase applications |
| 09/05/2000 | US6114917 Analog PLL circuit and method of controlling the oscillation of a voltage controlled oscillator |
| 09/05/2000 | US6114916 Oscillation apparatus |
| 09/05/2000 | US6114915 Programmable wide-range frequency synthesizer |
| 09/05/2000 | US6114914 Fractional synthesis scheme for generating periodic signals |
| 09/05/2000 | US6114902 Frequency tracking arrangements |
| 09/05/2000 | US6114890 Skew-reduction circuit |
| 09/05/2000 | US6114889 Phase locked loop for recovering clock |
| 09/05/2000 | US6114888 Digital phase lock loop divider cycling method, apparatus, and communication system incorporating the same |
| 09/05/2000 | US6114879 Phase detectors |
| 08/31/2000 | WO2000051237A1 Frequency tracking loop and method of frequency tracking |
| 08/31/2000 | WO2000051182A1 High-frequency module and method of manufacture thereof |
| 08/31/2000 | WO2000051122A1 Clock generation circuit |
| 08/31/2000 | DE19910113C1 Charge pump for electrical phase-locked loop (PLL) |
| 08/31/2000 | DE19906866A1 Post-synchronisation method for clock signals, with continuous clock-signal/reference-signal comparison |
| 08/31/2000 | DE10002087A1 Phase comparison circuit for converting voltage signals into current signals depending on phase difference has current mirror stage with three transistors, constant current source and resistor |
| 08/30/2000 | EP1032172A2 Decision directed phase locked loop (DD-PLL) for use with short block codes in digital communication systems |
| 08/30/2000 | EP1032133A1 Phase locked loop with low phase error |
| 08/30/2000 | EP1032129A2 Voltage controlled oscillating device |
| 08/30/2000 | EP1031203A2 Delay locked loop circuitry for clock delay adjustment |
| 08/30/2000 | EP1031185A1 Phase lock loop for synchronous reference clocks |
| 08/30/2000 | EP1031183A1 Tunable, energy efficient pll clock |
| 08/29/2000 | US6112068 Phase-locked loop circuit with switchable outputs for multiple loop filters |
| 08/29/2000 | US6111926 Bit synchronizing circuit having high synchronization characteristics |
| 08/29/2000 | US6111794 Memory interface circuit including bypass data forwarding with essentially no delay |
| 08/29/2000 | US6111712 Method to improve the jitter of high frequency phase locked loops used in read channels |
| 08/29/2000 | US6111471 Apparatus and method for setting VCO free-running frequency |
| 08/29/2000 | US6111470 Phase-locked loop circuit with charge pump noise cancellation |