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)
05/2012
05/23/2012CN102468850A Frequency divider with phase selection functionality
05/23/2012CN102468849A 频率合成器和频率合成方法 Frequency synthesizer and frequency synthesis method
05/23/2012CN102468848A Phase-locked loop with correcting function and correcting method thereof
05/23/2012CN102468847A 方波的输出方法及装置 Square wave output method and apparatus
05/23/2012CN102468846A 环型振荡器与环型振荡器的控制方法 The control method ring oscillator with ring oscillator
05/23/2012CN102468845A 一种消除数控振荡器的频率偏移的方法 A method for the elimination of a frequency offset of the numerically controlled oscillator
05/23/2012CN102468844A Phase-locked loop
05/23/2012CN102468843A 一种数字延迟线电路及延迟锁相环电路 A digital delay line circuit and delayed phase-locked loop circuit
05/23/2012CN101867366B Triangular wave generator with variable frequency and amplitude
05/23/2012CN101841328B Precharge type phase-frequency detector
05/23/2012CN101834599B Synchronizing unit and method for synchronizing distributed wave recording devices
05/23/2012CN101826872B Phaselocked loop integrated circuit comprising modified LC voltage-controlled oscillator
05/23/2012CN101820279B Circuit for synchronization of multiple pulse width modulators
05/23/2012CN101814914B Method and system for optimizing fractional stray
05/23/2012CN101800522B Tunable ferro-electric filter
05/23/2012CN101729065B Frequency synthesizer, frequency pre-dividing circuit thereof and frequency synthesis method thereof
05/23/2012CN101673954B Phase-locked loop and phase locking method of grid voltage phase measurement in grid-connection
05/23/2012CN101652926B High-frequency counter and counting method
05/23/2012CN101626237B Delay phase-locked loop circuit with wide-frequency locking range for avoiding phase locking error
05/23/2012CN101478307B Dual mode 4/4.5 pre-divider
05/23/2012CN101421928B Vco driving circuit and frequency synthesizer
05/22/2012US8184762 Digital phase lock loop with multi-phase master clock
05/22/2012US8184523 Method and system for compensation of a carrier frequency offset in an OFDM receiver
05/22/2012US8184391 Phase-adjustment of divided clock in disk head read circuit
05/22/2012US8183937 Integrated circuit frequency generator
05/22/2012US8183936 Phase-locked loop frequency synthesizer and loop locking method thereof
05/22/2012US8183935 Phased shifted oscilator and antenna
05/22/2012US8183934 PLL circuit and voltage-controlled oscillator
05/22/2012US8183901 Delay locked loop circuit and method
05/22/2012US8183900 Charge pump for a phase-locked loop
05/22/2012US8183899 Semiconductor integrated circuit and control method for clock signal synchronization
05/22/2012US8183898 Apparatus for supplying voltage free noise and method of operation the same
05/22/2012US8183897 Integrated circuit device and electronic apparatus
05/18/2012WO2012062863A1 Methods and systems for production testing of dco capacitors
05/18/2012WO2012062207A1 Standard frequency and time adjusting method based on rubidium oscillator
05/18/2012WO2012006225A3 Phase detection method and circuit
05/17/2012US20120121051 Receive timing manager
05/17/2012US20120120754 Semiconductor device including latency counter
05/17/2012US20120120745 Semiconductor device and information processing system including the same
05/17/2012US20120119839 Pll frequency synthesizer
05/17/2012US20120119806 Data output circuit
05/17/2012US20120119805 Clock gater with programmable delay
05/17/2012US20120119804 Multi-phase duty-cycle corrected clock signal generator and memory having same
05/17/2012US20120119803 Dll having a different training interval during a voltage change
05/17/2012US20120119802 Delay locked loop with delay programmability
05/17/2012US20120119801 Phase-Locked Loop
05/17/2012US20120119800 Pll frequency synthesizer
05/17/2012US20120119799 Wake-up circuit and an on board unit including the same, a filter, methods for frequency detection and filtering
05/16/2012EP2115871B1 Methods and apparatus for dynamic frequency scaling of phase locked loops for microprocessors
05/16/2012CN102460973A Digital pll circuit, semiconductor integrated circuit, and display apparatus
05/16/2012CN102457274A 具有锁相回路的数字频率合成器 With a digital phase-locked loop frequency synthesizer
05/16/2012CN102457273A Oscillation circuit
05/16/2012CN102457272A Device and method for frequency calibration and phase-locked loop using the same
05/16/2012CN102457271A Delay locked loop and integrated circuit including the same
05/16/2012CN102457270A Phase-locked loop with low-gain voltage-controlled oscillator
05/16/2012CN102457269A 一种鉴频鉴相电路及其应用于锁相环的方法 One kind of PFD is applied to a phase locked loop circuit and method
05/16/2012CN101409554B Loop filter circuit for charge pump phase-locked loop
05/15/2012US8181058 Clock-data-recovery technique for high-speed links
05/15/2012US8179733 Semiconductor integrated circuit device
05/15/2012US8179177 Wideband delay-locked loop (DLL) circuit
05/15/2012US8179176 Apparatus for detecting jitter of phase locked loop
05/15/2012US8179175 Reliable charge pump circuit
05/15/2012US8179174 Fast phase locking system for automatically calibrated fractional-N PLL
05/15/2012US8179173 Digitally calibrated high speed clock distribution
05/15/2012US8179172 Auto-restart circuit and auto-restart method
05/15/2012US8179171 Power up circuit
05/15/2012US8179162 Phase-lock assistant circuitry
05/15/2012CA2512241C Clock and data recovery phase-locked loop and high-speed phase detector architecture
05/10/2012WO2012061665A1 Method and digital circuit for generating a waveform from stored digital values
05/10/2012WO2012061631A1 Method and digital circuit for recovering a clock and data using a digital frequency detection
05/10/2012US20120117410 Power on reset circuit
05/10/2012US20120112843 Semiconductor integrated circuit
05/10/2012US20120112842 Ultra-compact pll with wide tuning range and low noise
05/10/2012US20120112841 Clock oscillator circuit and semiconductor device
05/10/2012US20120112810 Clock de-skewing delay locked loop circuit
05/10/2012US20120112809 Method and digital circuit for generating a waveform from stored digital values
05/10/2012US20120112808 Phase-locked loop circuit
05/10/2012US20120112807 Test and measurement instrument with oscillator phase dejitter
05/10/2012US20120112806 Frequency synthesizer and frequency synthesizing method
05/10/2012US20120112805 Phase-frequency detector
05/10/2012US20120112804 Calibration method and apparatus for clock signal and electronic device
05/10/2012US20120112803 Process, temperature, part and setting independent reset pulse encoding and decoding scheme
05/09/2012EP2451081A1 Pll circuit, and radio communication device equipped therewith
05/09/2012EP2451080A1 Oscillation circuit and current correction method
05/09/2012EP2449680A1 Low power lo distribution using a frequency-multiplying subharmonically injection-locked oscillator
05/09/2012EP2449679A1 Enhancing device reliability for voltage controlled oscillator (vco) buffers under high voltage swing conditions
05/09/2012CN202218218U 1PPS (Pulses Per Second Signal) latch
05/09/2012CN202218217U Low-phase noise source
05/09/2012CN1846392B Structures and methods for capturing data from data bit streams
05/09/2012CN102449912A Phase lock loop with a multiphase oscillator
05/09/2012CN102449911A Digital phase locked loop with parts operating at different sample rates
05/09/2012CN102447475A Phase locked loop (PLL) oscillating circuit with adjustable narrow-band frequency
05/09/2012CN102447474A 相位比较器和时钟数据恢复电路 Phase comparator and clock data recovery circuit
05/09/2012CN102447473A Electronic apparatus and associated frequency adjusting method
05/09/2012CN102447472A Method for generating a clock signal and numerical controlled oscillator
05/09/2012CN101867371B FPGA-based method for realizing linear frequency-modulated signal
05/09/2012CN101860361B Delay-locked loop
05/09/2012CN101594130B Slope frequency detection mode based pulse wireless low jitter transmission method
05/09/2012CN101310238B Clock deskewing method, apparatus and system
05/09/2012CN101093995B Pll oscillation circuit
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