| Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643) |
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| 07/08/1997 | US5646563 Charge pump with near zero offset current |
| 07/08/1997 | US5646562 Phase synchronization circuit, one-shot pulse generating circuit and signal processing system |
| 07/08/1997 | US5646519 Digital phase detector employing a digitally controllable delay line |
| 07/03/1997 | WO1997023957A1 Combining oscillator with a phase-indexed control circuit for a radio receiver |
| 07/03/1997 | WO1997023955A1 Voltage controlled crystal oscillator and loop filter |
| 07/03/1997 | WO1997023953A1 High-frequency device |
| 07/03/1997 | DE19652890A1 Delay time measuring method for generating random pulse sequence |
| 07/02/1997 | EP0782295A2 Device for symbol synchronisation in digital communications |
| 07/02/1997 | EP0782271A1 Phase locked loop with controllable response time |
| 07/02/1997 | EP0782270A1 Tuning system for a digital satellite receiver with fine tuning provisions |
| 07/02/1997 | EP0781475A1 Dual-mode satellite/cellular phone with a frequency synthesizer |
| 07/02/1997 | CN1153428A Phase adjusting circuit, system including same and phase adjusting method |
| 07/02/1997 | CN1035352C Digital controlled X-tal OSC |
| 07/01/1997 | US5644743 Hybrid analog-digital phase error detector |
| 07/01/1997 | US5644606 Receiver with two synchronization loops |
| 07/01/1997 | US5644605 Jitter attenuator |
| 06/26/1997 | WO1997023050A1 Method and apparatus for reduction of atomic frequency standard phase noise |
| 06/26/1997 | WO1997023049A1 Procedure and circuit for holding lock state in a digital pll |
| 06/26/1997 | WO1997023048A1 Process for clock pulse synchronisation |
| 06/26/1997 | WO1997023047A2 Discrete phase locked loop |
| 06/26/1997 | DE19548539A1 Mischoszillator mit einem phasengerasteten Regelkreis für einen Rundfunkempfänger Local oscillator with a phase-locked loop for a radio receiver |
| 06/26/1997 | DE19547609A1 Verfahren zur Taktsynchronisation Method for clock synchronization |
| 06/26/1997 | CA2240429A1 Discrete phase locked loop |
| 06/25/1997 | EP0780985A1 Phase-locked loop system |
| 06/25/1997 | EP0780977A1 Precision digital phase shift element |
| 06/25/1997 | EP0780976A1 Digital frequency divider phase shifter |
| 06/25/1997 | EP0780975A1 Precision digital phase shifter |
| 06/25/1997 | CN1152978A Method for controlling a phase-locked loop, and a phase-locked loop |
| 06/25/1997 | CN1152822A Clock synchronization method for non-integral number frequency multiplication system |
| 06/24/1997 | US5642388 Frequency adjustable PLL clock generation for a PLL based microprocessor based on temperature and/or operating voltage and method therefor |
| 06/24/1997 | US5642243 Timing recovery frequency error detector for sampled amplitude magnetic recording |
| 06/24/1997 | US5642082 Loop filter level detection circuit and method |
| 06/24/1997 | US5642039 Handheld vector network analyzer |
| 06/19/1997 | DE19546632A1 Digital detector circuit in phase-locked loop for bit clock recovery |
| 06/18/1997 | EP0779723A2 Digital clock recovery circuit with phase detection and pulse width detection |
| 06/18/1997 | EP0779713A1 Method and circuit for synchronizing phase |
| 06/18/1997 | EP0778994A2 Tunable crystal oscillator with harmonic output |
| 06/18/1997 | CN1152386A Symbol timing recovery circuit and method |
| 06/18/1997 | CN1152235A Digital video horizontal synchronization pulse detector and processor |
| 06/17/1997 | US5640547 Data processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devices |
| 06/17/1997 | US5640523 Method and apparatus for a pulsed tri-state phase detector for reduced jitter clock recovery |
| 06/17/1997 | US5640425 Fast-acting costas loop |
| 06/17/1997 | US5640126 FM demodulation and frequency tuning for a phase-locked loop |
| 06/17/1997 | US5640116 PLL circuit of pulse swallow-type prescaler system |
| 06/12/1997 | WO1997021278A1 Method and apparatus for generating multiple signals at multiple frequencies |
| 06/11/1997 | EP0778675A1 Digital PLL circuit |
| 06/11/1997 | EP0778510A1 Highly symmetrical bi-directional current sources |
| 06/11/1997 | EP0777942A1 Method of programming a frequency synthesizer and a radio having a frequency synthesizer |
| 06/11/1997 | EP0777936A1 Compensated phase locked loop for generating a controlled output clock signal |
| 06/11/1997 | CN1151637A 频率合成器 Frequency synthesizer |
| 06/11/1997 | CN1151634A Phase-locked loop |
| 06/11/1997 | CN1035134C Automatic microwave tracking and position system |
| 06/10/1997 | US5638409 Data receiving device for reproducing a received symbol from a received data signal |
| 06/10/1997 | US5638140 FPLL having AFC filter with limited phase shift |
| 06/10/1997 | US5638029 Circuit for externally overdriving an internal clock |
| 06/10/1997 | US5638028 Circuit for generating a low power CPU clock signal |
| 06/10/1997 | US5638019 Accurately generating precisely skewed clock signals |
| 06/10/1997 | US5638014 Clock pulse generator |
| 06/10/1997 | US5638010 Digitally controlled oscillator for a phase-locked loop providing a residue signal for use in continuously variable interpolation and decimation filters |
| 06/05/1997 | WO1997020410A1 A method for reducing transients in a clock signal generating system |
| 06/05/1997 | WO1997020398A1 Highly stable frequency synthesizer loop with feedforward |
| 06/05/1997 | WO1997020393A1 A method of generating an output signal in response to an external signal and a first reference signal, as well as a digital phase-locked circuit having a voltage-controlled oscillator |
| 06/05/1997 | WO1997020392A1 A method of regulating a digital phase-locked circuit |
| 06/05/1997 | CA2237908A1 A method for reducing transients in a clock signal generating system |
| 06/04/1997 | EP0777333A1 Power saving PLL circuit |
| 06/04/1997 | EP0777332A1 A Microwave multiphase detector |
| 06/03/1997 | US5636254 Signal processing delay circuit |
| 06/03/1997 | US5636249 Method of and apparatus for phase synchronization with an RDS signal |
| 06/03/1997 | US5636196 For reproducing an information data |
| 06/03/1997 | US5635879 Voltage controlled oscillator formed of two differential transconductors |
| 06/03/1997 | US5635876 Phase difference and amplitude correction circuit |
| 06/03/1997 | US5635875 PLL circuit with improved stability |
| 05/29/1997 | WO1997019557A1 Frequency drift correction in subscriber terminals |
| 05/29/1997 | WO1997019517A1 Digital frequency generation in atomic frequency standards using digital phase shifting |
| 05/29/1997 | WO1997019513A1 Dynamic phase selector phase locked loop circuit |
| 05/28/1997 | EP0776094A1 Phase-locked loop circuit for reproducing clock signals synchronized with transmitter in receiver |
| 05/28/1997 | EP0775400A1 Integrable clock recovery circuit |
| 05/28/1997 | EP0775344A1 Accurate digital fault tolerant clock |
| 05/28/1997 | CN1150870A Method and circuit for synchronizing phase |
| 05/27/1997 | US5633899 Phase locked loop for high speed data capture of a serial data stream |
| 05/27/1997 | US5633855 Optical information reproduction apparatus |
| 05/27/1997 | US5633766 Magnetic disk storage apparatus with phase sync circuit having controllable response characteristics |
| 05/27/1997 | US5633608 Digital delay line |
| 05/22/1997 | WO1997018639A1 Two-way tdma medical telemetry system |
| 05/21/1997 | CN1150354A Full-digital phase-locked loop |
| 05/20/1997 | US5631933 Phase-locked digital synthesizers |
| 05/20/1997 | US5631931 Bus type clock supplying system for providing a clock in a communication system with a plurality of clock bus lines |
| 05/20/1997 | US5631920 Spread spectrum clock generator |
| 05/20/1997 | US5631708 Automatic phase control apparatus |
| 05/20/1997 | US5631601 FM demodulation with a variable gain phase locked loop |
| 05/20/1997 | US5631590 Synchronized clock signal regenerating circuit |
| 05/20/1997 | US5631587 Frequency synthesizer with adaptive loop bandwidth |
| 05/20/1997 | CA2075127C Integrated circuit sampled-and-hold phase detector with integrated current setting resistor |
| 05/15/1997 | WO1997017637A1 Miniature atomic frequency standard controlled by a digital processor |
| 05/15/1997 | WO1997014215A3 Comparator with smooth start-up for high frequencies |
| 05/15/1997 | DE19541929A1 Integrated oscillator circuit |
| 05/15/1997 | DE19541808A1 Clock signal regeneration circuit with D-type flip=flop |
| 05/14/1997 | EP0772913A1 Fractional-n frequency synthesizer with a delta-sigma frequency discriminator |
| 05/14/1997 | EP0772912A2 Digital phase locked loop |
| 05/14/1997 | EP0772908A1 Voltage controlled oscillator including voltage controlled delay circuit with power supply noise isolation |