Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643)
07/2009
07/22/2009CN100517215C Method and apparatus for timing and event processing in wireless systems
07/21/2009USRE40859 Method and system for displaying an analog image by a digital display device
07/21/2009US7564320 Voltage-controlled oscillator
07/21/2009US7564315 System and method for pre-charged linear phase-frequency detector
07/21/2009US7564314 Systems and arrangements for operating a phase locked loop
07/21/2009US7564313 Phase locked loop for controlling a recording device and method thereof
07/21/2009US7564283 Automatic tap delay calibration for precise digital phase shift
07/21/2009US7564281 Wide-locking range phase locked loop circuit using adaptive post division technique
07/21/2009US7564280 Phase locked loop with small size and improved performance
07/21/2009US7564279 Power on reset circuitry in electronic systems
07/21/2009US7564278 Power-on reset circuit
07/16/2009WO2009089228A1 Systems and methods for calibrating the loop bandwidth of a phase-locked loop (pll)
07/16/2009WO2009088790A1 Digital phase-locked loop with gated time-to-digital converter
07/16/2009WO2009088789A1 Phase-locked loop with self-correcting phase-to-digital transfer function
07/16/2009WO2009088712A1 Packet error handling
07/16/2009WO2009087853A1 Oscillation frequency control circuit, dc -dc converter including the oscillation frequency control circuit, and semiconductor device
07/16/2009US20090180357 Atomic beam optical frequency atomic clock and a producing method thereof
07/16/2009US20090180341 Semiconductor device
07/16/2009US20090180335 Integrated circuit with reduced pointer uncertainly
07/16/2009US20090179708 Phase lock oscillator and wireless communications device including phase lock oscillator
07/16/2009US20090179707 Signal processing circuit, signal processing method, and playback apparatus
07/16/2009US20090179676 Local coarse delay units
07/16/2009US20090179675 Dll circuit and method of controlling the same
07/16/2009US20090179674 Phase-combining circuit and timing signal generator circuit for carrying out a high-speed signal transmission
07/16/2009DE102008062526A1 Phasenregelkreis mit adaptivem Filter für die Synchronisation eines digital gesteuerten Oszillators Phase-locked loop with adaptive filters for the synchronization of a digitally controlled oscillator
07/16/2009DE102004033105B4 Festfrequenztaktausgangssignal mit einem variablen Hochfrequenzeingangstakt und einem unzusammenhängenden Festfrequenzreferenzsignal Fixed frequency clock output signal with a variable high frequency input clock and an incoherent fixed frequency reference signal
07/15/2009EP2079210A1 Clock data recovery device
07/15/2009CN101485093A Loop filter with noise cancellation
07/15/2009CN101485092A Phase detection apparatus and method, phase locked loop circuit and control method thereof, and signal reproducing apparatus and method
07/15/2009CN101485091A Method and apparatus for reducing oscillation in synchronous circuits
07/15/2009CN101483435A Dual circuit frequency synthesizer and tuning method thereof
07/15/2009CN101483434A Voltage control oscillator with low tuning gain variance
07/15/2009CN101483433A High frequency synthesizer for step frequency
07/15/2009CN101483432A High precision GPS clock used in lightning time difference detection station
07/15/2009CN101483431A Mixed-mode phase-locked loop and linear phase amending unit
07/15/2009CN101483430A Phase locked loop with adaptive filter for DCO synchronization
07/15/2009CN100514840C Symmetrical voltage controlled oscillator
07/15/2009CN100514839C Symmetrical voltage controlled oscillator
07/14/2009US7562145 Application instance level workload distribution affinities
07/14/2009US7561645 Method and apparatus for reducing frequency errors associated with an inter-system scan
07/14/2009US7561638 Demodulation apparatus and receiving apparatus
07/14/2009US7560996 Frequency-multiplied clock signal output circuit
07/14/2009US7560963 Delay-locked loop apparatus and delay-locked method
07/14/2009US7560962 Generating an output signal with a frequency that is a non-integer fraction of an input signal
07/14/2009CA2467439C Phase sync circuit
07/09/2009WO2009086133A1 Phase compensated renormalizable dynamic phase locked loop
07/09/2009WO2009086060A1 Method and apparatus for generating or utilizing one or more cycle-swallowed clock signals
07/09/2009WO2009085910A1 Phase control for hysteretic controller
07/09/2009WO2009083713A1 Frequency synthesiser apparatus and method
07/09/2009WO2009083501A2 A phase locked loop
07/09/2009WO2009083498A1 A phase locked loop
07/09/2009US20090175116 Clock synchronization circuit and operation method thereof
07/09/2009US20090174492 Phase-locked loop with self-correcting phase-to-digital transfer function
07/09/2009US20090174491 Mixed-Mode PLL
07/09/2009US20090174490 Phase locked loop with adaptive filter for dco synchronization
07/09/2009US20090174448 Differential communication link with skew compensation circuit
07/09/2009US20090174447 Semiconductor integrated circuit and method of controlling the same
07/09/2009US20090174446 Systems and methods for calibrating the loop bandwidth of a phase-locked loop (pll)
07/09/2009US20090174445 Semiconductor devices, methods of operating semiconductor devices, and systems having the same
07/09/2009US20090174444 Power-on-reset circuit having zero static power consumption
07/09/2009US20090174443 Hard reset and manual reset circuit assembly
07/09/2009US20090174441 Peak Power Reduction Methods in Distributed Charge Pump Systems
07/08/2009EP1820274B1 Method and apparatus for precise open loop tuning of reference frequency within a wireless device
07/08/2009EP1738476A4 System for synchronizing a portable transceiver to a network
07/08/2009EP1421335B1 Method for correcting an oscillator frequency
07/08/2009CN101478308A Configurable frequency synthesizer circuit based on time-delay lock loop
07/08/2009CN101478307A Dual mode 4/4.5 pre-divider
07/08/2009CN100512013C Voltage controlled oscillator
07/08/2009CN100512012C PLL frequency synthesizer
07/08/2009CN100512011C System and method for realizing holding fuction by analogue phase locking loop
07/08/2009CN100512010C Phase locked loop system capable of deskewing
07/08/2009CN100512009C System and method of ultra sampling high speed time pulse/data recovery
07/08/2009CN100511997C Automatic time constant adjustment circuit
07/07/2009US7558530 Device for generating a clock signal
07/07/2009US7558361 Phase-switching dual modulus prescaler
07/07/2009US7557663 Digital PLL for a system-on-chip for digital control of electronic power devices
07/07/2009US7557662 Oscillator and frequency detector
07/07/2009US7557661 Direct digital synthesis (DDS) hybrid phase-lock loop for low-jitter synchronization
07/07/2009US7557628 Method and apparatus for digital phase generation at high frequencies
07/07/2009US7557627 Semiconductor memory device for generating a delay locked clock in early stage
07/07/2009US7557625 Phase locked loop charge pump reference current bootstrapping
07/07/2009US7557624 Fractional digital PLL
07/07/2009US7557623 Circuit arrangement, in particular phase-locked loop, as well as corresponding method
07/07/2009US7557561 Electronic device, circuit and test apparatus
07/02/2009WO2009081516A1 Oscillation frequency control circuit
07/02/2009WO2009080746A1 Delay locked loop
07/02/2009US20090170466 Circuit with programmable signal bandwidth and method thereof
07/02/2009US20090170448 Master-slave local oscillator porting between radio integrated circuits
07/02/2009US20090168942 Apparatus and method for frequency synthesis using delay locked loop
07/02/2009US20090168563 Apparatus, system, and method for bitwise deskewing
07/02/2009US20090168552 Semiconductor memory device and method for operating the same
07/02/2009US20090167944 Video-signal receiving apparatus and method
07/02/2009US20090167444 Inductor and Capacitor-Based Clock Generator and Timing/Frequency Reference
07/02/2009US20090167443 Digitally compensated highly stable holdover clock generation techniques using adaptive filtering
07/02/2009US20090167442 Low noise wide range voltage-controlled oscillator with transistor feedback
07/02/2009US20090167441 Injection locking clock generator and clock synchronization circuit using the same
07/02/2009US20090167390 Data transfer device and electronic camera
07/02/2009US20090167389 Voltage-Controlled Oscillator
07/02/2009US20090167388 Delay locked loop circuit and control method of the same
07/02/2009US20090167387 Delay-locked loop for timing control and delay method thereof