| Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643) |
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| 10/06/1999 | EP0948134A2 Radio receiver |
| 10/06/1999 | EP0947050A1 A digital phase-locked loop and a method of controlling it, as well as a method and receiver circuit for desynchronization in a digital transmission system |
| 10/06/1999 | CN1231082A Power-up detector for low power systems |
| 10/05/1999 | US5963608 Clock extractor for high speed, variable data rate communication system |
| 10/05/1999 | US5963606 Phase error cancellation method and apparatus for high performance data recovery |
| 10/05/1999 | US5963594 Vector tracking filter |
| 10/05/1999 | US5963502 Clock-synchronous type semiconductor memory device capable of outputting read clock signal at correct timing |
| 10/05/1999 | US5963351 Digital optical receiver with instantaneous Josephson clock recovery circuit |
| 10/05/1999 | US5963160 Analog to digital conversion using nonuniform sample rates |
| 10/05/1999 | US5963107 Pulse-width modulation signal generator |
| 10/05/1999 | US5963105 Trimmable circuitry for providing compensation for the temperature coefficients of a voltage controlled crystal-less oscillator |
| 10/05/1999 | US5963100 Frequency synthesizer having a speed-up circuit |
| 10/05/1999 | US5963099 PLL frequency synthesizer |
| 10/05/1999 | US5963098 FM canceler loop to reduce shock and vibration effects in crystal oscillators |
| 10/05/1999 | US5963073 π/2 phase shifter |
| 10/05/1999 | US5963069 System for distributing clocks using a delay lock loop in a programmable logic circuit |
| 10/05/1999 | US5963068 Fast start-up processor clock generation method and system |
| 10/05/1999 | US5963059 Phase frequency detector having reduced blind spot |
| 10/05/1999 | US5963058 Integrated circuit |
| 10/05/1999 | CA2143017C Phase locked loop with improved noise rejection capability when in the locked state |
| 09/30/1999 | WO1999049582A2 Receiver with a clock signal generator |
| 09/30/1999 | WO1999049575A2 Sign-cross product automatic frequency control loop |
| 09/30/1999 | WO1999049326A1 Vector network analyser |
| 09/30/1999 | DE19813604A1 Anordnung zur präzisen Entfernungsmessung, insbesondere zur Füllstandsmessung Arrangement for the precise distance measurement, especially for level measurement |
| 09/30/1999 | DE19811489A1 Portable high frequency transmitter |
| 09/30/1999 | CA2233831A1 Digital-sigma fractional-n synthesizer |
| 09/29/1999 | EP0946016A2 Synchronization device and method |
| 09/29/1999 | EP0945986A2 Charge pump circuit for PLL |
| 09/29/1999 | EP0945715A2 Arrangement for precise distance measurement, more particulary for level measurement |
| 09/29/1999 | CN1230052A Phase compensation circuit of digital processing DPPLL |
| 09/28/1999 | US5960405 Worldwide marketing logistics network including strategically located centers for frequency programming crystal oscillators to customer specification |
| 09/28/1999 | US5960331 Device and method for maintaining synchronization and frequency stability in a wireless telecommunication system |
| 09/28/1999 | US5960053 Method and apparatus for generating a clock signal having a frequency equal to an oscillator frequency divided by a fraction |
| 09/28/1999 | US5959854 Voltage step-up circuit and method for controlling the same |
| 09/28/1999 | US5959502 Analog phase-locked loop including voltage regulator |
| 09/28/1999 | US5959478 Phase-locked loop having improved locking times and a method of operation therefore |
| 09/28/1999 | US5959467 High speed dynamic differential logic circuit employing capacitance matching devices |
| 09/28/1999 | CA2130871C Method and apparatus for a phase-locked loop circuit with holdover mode |
| 09/28/1999 | CA2121390C Multiloop phase-locked loop circuit |
| 09/27/1999 | CA2267055A1 Arrangement for precise distance measuring, in particular for filling level measuring |
| 09/23/1999 | WO1999048206A2 Bicmos switch circuit |
| 09/23/1999 | WO1999048195A1 Phase detector |
| 09/23/1999 | DE19904494A1 Bit-synchronization circuit for e.g. passive double star PDS system, large-sized computer, optical receiver in e.g. large-scale optical interconnection network, large-capacity ATM switch |
| 09/23/1999 | CA2323413A1 Bicmos switch circuit |
| 09/22/1999 | EP0944216A1 Digital filter for a phase lock loop used for the correction of rotation of a QPSK or QAM demodulator |
| 09/22/1999 | EP0944172A2 Phase-locked loop for generating an output signal in two or more frequency ranges |
| 09/22/1999 | EP0944171A1 Electronic apparatus comprising a frequency synthesizer and process for adjusting a frequency synthesizer |
| 09/22/1999 | EP0943193A1 A method and a circuit for generating a central clock signal |
| 09/22/1999 | EP0943180A1 Multichannel radio device, a radio communication system, and a fractional division frequency synthesizer |
| 09/22/1999 | CN1229539A Receiver tuning system |
| 09/21/1999 | US5956563 Method for reducing a transient thermal mismatch |
| 09/21/1999 | US5956379 Digital phase lock detector and low-pass filter selector |
| 09/21/1999 | US5956378 Phase lock by a frequency and phase difference between input and VCO signals with a frequency range adjusted by synchronism between the input and the VCO signals |
| 09/21/1999 | US5956375 Fast-acting Costas loop |
| 09/21/1999 | US5956307 Device end method for reproducing data from disk, method for controlling rotation of disk, and reproduction clock generating device |
| 09/21/1999 | US5956290 DLL circuit and a memory device building the same in |
| 09/21/1999 | US5955928 Automatically adjusting the dynamic range of the VCO in a PLL at start-up for optimal operating point |
| 09/21/1999 | US5955904 Semiconductor integrated circuit with appropriate data output timing and reduced power consumption |
| 09/21/1999 | US5955902 Frequency multiplier using a voltage controlled delay circuit |
| 09/21/1999 | CA2152809C Apparatus and method for operating a phase locked loop frequency synthesizer responsive to radio frequency channel spacing |
| 09/16/1999 | DE19812604C1 Vectorial network analyzer for millimeter wave range |
| 09/16/1999 | DE19811104A1 Method of automatic switchover of bands in tuner |
| 09/15/1999 | EP0942553A2 Oversampling type clock recovery circuit with power consumption reduced |
| 09/15/1999 | EP0942552A2 Over-sampling type clock recovery circuit with power consumption reduced |
| 09/15/1999 | EP0942551A2 Over-sampling type clock recovery circuit using majority determination |
| 09/15/1999 | EP0942536A1 A phase-locked loop circuit with dynamic backup |
| 09/15/1999 | EP0941594A1 Carrier phase synchronization by reverse playback |
| 09/15/1999 | EP0941589A1 A method and a circuit for generating a system clock signal |
| 09/15/1999 | EP0941580A1 Synchronisation unit for a component group |
| 09/15/1999 | CN1228642A Frequency synthesisers |
| 09/14/1999 | US5953386 High speed clock recovery circuit using complimentary dividers |
| 09/14/1999 | US5952892 Low-gain, low-jitter voltage controlled oscillator circuit |
| 09/14/1999 | US5952890 Crystal oscillator programmable with frequency-defining parameters |
| 09/14/1999 | US5952889 Phase-locked loop with a locking aid circuit |
| 09/14/1999 | US5952888 Roving range control to limit receive PLL frequency of operation |
| 09/14/1999 | US5952857 Semiconductor integrated circuit achieving reliable data latching |
| 09/14/1999 | US5952853 Method for extending the output range of pulse-width based phase detectors |
| 09/14/1999 | CA2158667C Method and apparatus for communication and signal synthesis |
| 09/14/1999 | CA2150860C Clock recovery phase locked loop control using clock difference detection and forced low frequency startup |
| 09/10/1999 | WO1999045650A1 Suppression of noise between phase lock loops in a selective call receiver and method therefor |
| 09/10/1999 | WO1999033217A3 Method for frequency error estimation |
| 09/10/1999 | WO1999033182A3 Circuit including a discrete time oscillator |
| 09/10/1999 | WO1999033181A3 Fractional-n frequency synthesizer with jitter compensation |
| 09/08/1999 | EP0940957A1 AFC circuit, carrier reproducing circuit, and receiver |
| 09/08/1999 | EP0940922A1 Frequency synthesiser |
| 09/08/1999 | EP0940921A2 A noise-reducing method for charge pump phase-locked loops |
| 09/08/1999 | EP0940919A2 Semiconductor integrated circuit device with built-in timing regulator for output signals |
| 09/08/1999 | EP0940013A1 High-speed and high-precision phase locked loop |
| 09/08/1999 | EP0940004A1 Apparatus for tracking resonant frequency |
| 09/07/1999 | US5950115 GHz transceiver phase lock loop having autofrequency lock correction |
| 09/07/1999 | US5949292 Ring oscillator using current robbing for controlling delay period |
| 09/07/1999 | US5949291 Cordless telephone with digital frequency adjustment |
| 09/07/1999 | US5949290 For use with a frequency lock loop circuit |
| 09/07/1999 | US5949289 Voltage regulator circuit and phase-locked loop using same |
| 09/07/1999 | US5949264 Digital phase detector and charge pump system reset and balanced current source matching methods and systems |
| 09/07/1999 | US5949263 Integrated circuit comprising a phase-control loop with programmable phase shift |
| 09/07/1999 | US5949262 Method for generating synchronized clock signals |
| 09/07/1999 | US5949260 Clock signal processing circuit and semiconductor device in which a clock signal is processed in improved method |
| 09/07/1999 | US5948046 Multi-divide frequency division |
| 09/07/1999 | CA2152181C Apparatus and method for enabling elements of a phase locked loop |