Patents
Sitemap › H03 - Basic electronic circuitry › H03L - Automatic control, starting, synchronisation, or stabilisation of generators of electronic oscillations or pulses › H03L 7 - Automatic control of frequency or phase; Synchronisation
Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643)
07/2012
07/10/2012US8217690 Frequency synthesizer
07/10/2012US8217689 Method and circuit for DisplayPort video clock recovery
07/05/2012WO2012091544A1 Transceiver with sub - sampling based frequency synthesizer
07/05/2012WO2012088625A1 Phase-frequency detection method
07/05/2012US20120169930 Audio and Video Clock Synchronization
07/05/2012US20120169388 Method and apparatus for reducing oscillation in synchronous circuits
07/05/2012US20120169387 Oscillator with external voltage control and interpolative divider in the output path
07/05/2012US20120169386 Resetting circuit
07/05/2012US20120169385 Electronic device with reset circuit
07/05/2012US20120169383 Level conversion circuit and semiconductor device
07/04/2012EP2472724A1 Phase interpolator and semiconductor circuit device
07/04/2012EP2471180A2 Die location compensation
07/04/2012EP2033318B1 Continuous gain compensation and fast band selection in a multi-standard, multi-frequencey synthesizer
07/04/2012CN202309680U 频率合成器电路 Frequency synthesizer circuit
07/04/2012CN202309679U 内置控制振荡频率的集成电路 Controlling the oscillation frequency of the built-in IC
07/04/2012CN1909441B Wide range and dynamically reconfigurable clock data recovery architecture
07/04/2012CN1836285B Recording clock generation apparatus
07/04/2012CN102549924A Frequency generation circuitry and method
07/04/2012CN102545959A Multi-frequency-point broadband signal generator and signal processing method
07/04/2012CN102545897A Method for regulating linear variable capacitance of distributed voltage controlled oscillator (DVCO) in transmission of frequency-shift keying (FSK) data
07/04/2012CN102545896A Adaptive frequency synthesis for a serial data interface
07/04/2012CN102545895A Low-voltage high-speed frequency divider
07/04/2012CN102545894A Method for realizing rapid frequency positioning of phase-locked loops and device
07/04/2012CN102545893A Test and measurement instrument with oscillator phase dejitter
07/04/2012CN102545892A Circuit of broadband phase-locked loop frequency synthesizer
07/04/2012CN102545891A Digital signal frequency discriminator and frequency discriminating method
07/04/2012CN102545890A Phase-locked loop
07/04/2012CN102545889A Closed-loop phase locking method based on instantaneous reactive power theory and phase locking device
07/04/2012CN102545888A Synchronization device and method of direct-current transmission control protection system based on TDM (time division modulation)
07/04/2012CN102545887A Circuit with function of equivalent radiofrequency delay line
07/04/2012CN102545886A Gaussian frequency shift keying (GFSK) modulator, GFSK modulation method and transmitter
07/04/2012CN102545885A Radiofrequency signal delay line
07/04/2012CN102545836A Frequency generating unit and frequency fast locking method thereof
07/04/2012CN102006062B Phase locked loop with zero phase error
07/04/2012CN101984559B Method for improving accuracy of standard frequency of rubidium atoms
07/04/2012CN101931399B Phase-locked loop frequency synthesizer
07/04/2012CN101917176B Cut-off frequency self-tuning method and circuit for filter
07/04/2012CN101800542B CMOS ultra-wideband prescaler
07/04/2012CN101764608B Bit-by-bit approaching delay phase-locked loop circuit and method for regulating input clock signal
07/04/2012CN101741379B Frequency complex for fast locking phaselocked loop
07/04/2012CN101674082B Clock generating device and clock generating method
07/04/2012CN101542907B Linear phase frequency detector and charge pump for phase-locked loop
07/04/2012CN101505169B Frequency synthesizer and frequency synthesis method thereof
07/04/2012CN101473537B Cdr circuit
07/04/2012CN101414821B Error protection method
07/04/2012CN101127526B Clock multiplier and method of multiplying a clock
07/04/2012CN101064520B Digital broadcasting receiving unit and digital broadcasting system
07/03/2012US8213561 Wide frequency range delay locked loop
07/03/2012US8212621 Memristive programmable frequency source and method
07/03/2012US8212598 Oscillation frequency control circuit, DC-DC converter including the oscillation frequency control circuit, and semiconductor device
07/03/2012US8212597 Method for detecting the locking of a phase-locked loop and associated device
07/03/2012US8212596 PLL circuit
07/03/2012US8212595 System and method to improve the efficiency of synchronous mirror delays and delay locked loops
07/03/2012US8212594 Methods and apparatuses for clock domain crossing
07/03/2012CA2720175C Hysteresis nonlinear state machine with overlapping thresholds for automatic frequency control
06/2012
06/28/2012WO2012088275A1 Method and apparatus for generating a system clock signal
06/28/2012WO2012083709A1 Phase discriminator implementation circuit and phase discriminator clock generation method
06/28/2012US20120166863 Methods And Apparatus For Synchronizing Communication With A Memory Controller
06/28/2012US20120166170 Delay circuit, and device and method for simulating asynchronous circuit in fpga using delay circuit
06/28/2012US20120163519 Clock and data recovery unit without an external reference clock
06/28/2012US20120163146 Method and apparatus for writing data to optical storage medium
06/28/2012US20120162849 Electronic device
06/28/2012US20120162233 Signal processing apparatus and signal processing method
06/28/2012US20120161885 Aging diagnostic device, aging diagnostic method
06/28/2012US20120161881 Pure-silicon digital oscillator
06/28/2012US20120161838 Multi-output pll output shift
06/28/2012US20120161837 Non-overlapping clock generation
06/28/2012US20120161836 Charge pump device and method for regulating the same
06/28/2012US20120161835 Controlling a frequency locked loop
06/28/2012US20120161834 Digital phase locked loop having insensitive jitter characteristic for operating circumstances
06/28/2012US20120161833 Semiconductor device and automobile control system
06/28/2012US20120161832 Fractional digital pll with analog phase error compensator
06/28/2012US20120161831 Digital phase lock loop
06/28/2012US20120161830 Device, system and method of configurable frequency signal generation
06/28/2012US20120161829 Frequency locked loop
06/28/2012US20120161828 Clock Generating Circuit and Clock Generating Method
06/28/2012US20120161827 Central lc pll with injection locked ring pll or dell per lane
06/28/2012US20120161826 Compensating dfll with error averaging
06/28/2012US20120161800 Measurement circuit and test apparatus
06/28/2012DE19755897B4 Vorrichtung zur Synchronisierung eines Nachrichtenempfängers Apparatus for synchronization of a message recipient
06/28/2012DE102010055504A1 Sende-Empfangs-Vorrichtung und Verfahren zum Betrieb einer Sende-Empfangsvorrichtung Transmission-reception apparatus and method for operating a broadcast reception apparatus
06/28/2012DE10053525B4 Verfahren und System zur Synchronisation von Teilnehmern einer Kommunikationsverbindung Method and system for synchronization of subscribers of a communication link
06/27/2012EP2469714A1 Multi phase clock and data recovery system
06/27/2012EP2467976A1 Synchronization distribution in microwave backhaul networks
06/27/2012CN102523763A Pll frequency synthesizer
06/27/2012CN102523183A Circuit and method for modulating 4-freuency shift keying signal of data private mobile radio
06/27/2012CN102522987A Incoherent re-sampling device
06/27/2012CN102522986A 模拟/数字延迟锁定环 Analog / digital delay locked loop
06/27/2012CN102522985A Locking-phase ring and voltage-controlled oscillator thereof
06/27/2012CN102522984A Phase-locked loop and voltage-controlled oscillating circuit thereof
06/27/2012CN102055472B X-waveband voltage-controlled oscillator
06/27/2012CN101931401B Combination circuit structure consisting of phase detection discriminator and charge pump applied to phase-locked loop
06/27/2012CN101783680B Frequency synthesizer and calibration method thereof
06/27/2012CN101674078B Low-pass filter for enhancing radiation resisting capability of charge pump
06/27/2012CN101626239B Inactive type rubidium atom frequency scale suitable for chip integration
06/27/2012CN101499797B Method and apparatus for controlling phase changing
06/27/2012CN101447788B Circuit for generating phase-locked loop locking signal
06/27/2012CN101414825B Clock signal generation circuit, display panel module, image sensor apparatus, and electronic apparatus
06/27/2012CN101247124B Pll circuit and wireless device
06/27/2012CN101197570B 信号处理电路 The signal processing circuit
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