Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643) |
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05/25/2004 | US6741102 Phase frequency detector |
05/25/2004 | CA2374777C Clock/data recovery circuit |
05/21/2004 | WO2004042928A1 Circuit arrangement for frequency division and phase locked loop with said circuit arrangement |
05/21/2004 | WO2004042927A1 Pll using unbalanced quadricorrelator |
05/21/2004 | WO2004042926A1 Capacitive charge pump |
05/21/2004 | WO2004042925A1 Pll with balanced quadricorrelator |
05/21/2004 | WO2004042924A2 Vco gain tracking for modulation gain setting calibration |
05/21/2004 | WO2004042721A1 Delay signal generation device and recording pulse generation device |
05/21/2004 | WO2002014790A3 Cmi signal timing recovery |
05/20/2004 | US20040096013 Clock and data recovery with extended integration cycles |
05/20/2004 | US20040095991 Synchronizing PCM and pseudorandom clocks |
05/20/2004 | US20040095863 Phase lock loop for optical disc drive and optical media with wobbled grooves |
05/20/2004 | US20040095701 High bandwidth, high PSRR, low dropout voltage regulator |
05/20/2004 | US20040095211 Tunable ferro-electric filter |
05/20/2004 | US20040095197 Lock detector circuit for phase locked loop |
05/20/2004 | US20040095196 Low-jitter loop filter for a phase-locked loop system |
05/20/2004 | US20040095195 Adaptive loop bandwidth phase locked loop having deglitch circuit for providing short lock time |
05/20/2004 | US20040095194 Dynamically trimmed voltage controlled oscillator |
05/20/2004 | US20040095189 Edge synchronized phase-locked loop circuit |
05/20/2004 | US20040095174 Duty cycle correction circuit and delay locked loop having the same |
05/20/2004 | US20040095169 Clock generating circuit including memory for regulating delay amount of variable delay circuit in ring oscillator |
05/19/2004 | EP1420512A1 Phase detector with delay elements for improved data regeneration |
05/19/2004 | EP1420511A1 Phase detector for extended linear response and highspeed data regeneration |
05/19/2004 | EP1420242A1 Biological optical measuring instrument |
05/19/2004 | EP1419580A2 Phase-locked loop with analog phase rotator |
05/19/2004 | EP1419579A1 Compensating for differences between clock signals |
05/19/2004 | EP1243074B1 Phase detector for a phase-locked loop |
05/19/2004 | EP0929952B1 Production of an optical frequency reference signal |
05/19/2004 | DE10339215A1 Zerhacker-Vergleicher Chopper comparators |
05/19/2004 | DE10337044A1 Kompensieren eines Jitter in Differenzdatensignalen Compensating a jitter differential data signals |
05/19/2004 | DE10330796A1 Registergesteuerter Delay Locked Loop mit Beschleunigungsmodus Register-controlled delay locked loop with acceleration mode |
05/19/2004 | CN1498460A Delay lock loops for wireless communication system |
05/19/2004 | CN1497849A Method for multi-phase division with frequency-doubled phase interpolation |
05/19/2004 | CN1497835A Emulator of transistor oscillator |
05/19/2004 | CN1150714C Method for reducing transients in clock signal generating system |
05/19/2004 | CN1150678C Voltage controlled oscillation circuit |
05/19/2004 | CN1150669C Voltage controlled oscillation circuit |
05/18/2004 | US6738922 Clock recovery unit which uses a detected frequency difference signal to help establish phase lock between a transmitted data signal and a recovered clock signal |
05/18/2004 | US6738449 Programmable fractional frequency divider |
05/18/2004 | US6738444 Apparatus and method of generating clock signal |
05/18/2004 | US6738206 Decision error compensation technique for decision-directed timing recovery loop |
05/18/2004 | US6737930 Tunable planar capacitor |
05/18/2004 | US6737927 Duty cycle correction circuit for use with frequency synthesizer |
05/18/2004 | US6737925 Method and apparatus for controlling supply voltage levels for integrated circuits |
05/18/2004 | US6737897 Power reduction for delay locked loop circuits |
05/18/2004 | US6737896 Synchronous circuit |
05/13/2004 | WO2004040898A2 System and method for suppressing noise in a phase-locked loop circuit |
05/13/2004 | WO2004040836A1 Receiving apparatus |
05/13/2004 | WO2004040835A1 Data processing circuit |
05/13/2004 | WO2004040769A1 Self-adjusting programmable on-chip clock aligner |
05/13/2004 | WO2004040768A1 Phase comparison gain detecting circuit, erroneous synchronization detecting circuit and pll circuit |
05/13/2004 | US20040093532 Information processor and information processing system utilizing interface for synchronizing clock signal |
05/13/2004 | US20040092242 Semiconductor integrated circuit including oscillator and semiconductor integrated circuit for communication |
05/13/2004 | US20040091075 Process, voltage, temperature independent switched delay compensation scheme |
05/13/2004 | US20040091064 Phase detector with delay elements for improved data regeneration |
05/13/2004 | US20040090909 Frequency modulator using a waveform generator |
05/13/2004 | US20040090890 Harmonic correction in phase-locked loops |
05/13/2004 | US20040090889 Recording pulse generator |
05/13/2004 | US20040090278 Voltage-controlled oscillator and integrated circuit device provided with it |
05/13/2004 | US20040090277 Frequency locked loop |
05/13/2004 | US20040090276 Voltage-controlled oscillator |
05/13/2004 | US20040090275 Phase locked state detecting apparatus and image processing apparatus |
05/13/2004 | US20040090273 Digital adjustable chip oscillator |
05/13/2004 | US20040090250 Phase regulating circuit a time-delay element |
05/13/2004 | US20040090248 Programmable timing generator with offset and width control using delay lock loop |
05/13/2004 | DE10346928A1 Verzögerungseinstellungsschaltung Delay adjustment circuit |
05/13/2004 | DE10303939B3 Phase detector circuit for phase regulating loop for digital communications device e.g. mobile or cordless telephone |
05/13/2004 | DE10249886A1 Verfahren und Vorrichtung zum Erzeugen eines Taktsignals mit vorbestimmten Taktsingaleigenschaften Method and apparatus for generating a clock signal with predetermined Taktsingaleigenschaften |
05/13/2004 | CA2503731A1 Self-adjusting programmable on-chip clock aligner |
05/13/2004 | CA2502841A1 System and method for suppressing noise in a phase-locked loop circuit |
05/12/2004 | EP1417763A2 Low voltage charge pump for use in a phase locked loop |
05/12/2004 | EP1417762A2 Clock data recovering system with external early/late input |
05/12/2004 | EP1417761A2 High-speed programmable synchronous counter for use in a phase locked loop |
05/12/2004 | EP1188228B1 Electronic circuit arrangement generating a transmit frequency |
05/12/2004 | EP1153331A4 Opto-electronic techniques for reducing phase noise in a carrier signal by carrier suppression |
05/12/2004 | CN1496604A Automatic tuning of VCO |
05/12/2004 | CN1495433A System and method for detecting open-phase of compressor system |
05/12/2004 | CN1149739C Phase-Locking oscillation circuit |
05/12/2004 | CN1149455C Method for producing real time clock signal real time clock producer and correction unit |
05/11/2004 | US6735710 Clock extraction device |
05/11/2004 | US6735454 Method and apparatus for activating a high frequency clock following a sleep mode within a mobile station operating in a slotted paging mode |
05/11/2004 | US6735428 Wireless communication apparatus |
05/11/2004 | US6735422 Calibrated DC compensation system for a wireless communication device configured in a zero intermediate frequency architecture |
05/11/2004 | US6735265 Comparator |
05/11/2004 | US6735183 Radio frequency data communications device |
05/11/2004 | US6735148 Variable delay circuit and method, and delay locked loop, memory device and computer system using same |
05/11/2004 | US6734748 Phase-locked loop oscillator with counter bypass |
05/11/2004 | US6734742 Voltage controlled oscillator capable of linear operation at very low frequencies |
05/11/2004 | US6734741 Frequency synthesizer with digitally-controlled oscillator |
05/11/2004 | US6734740 Enhanced ZDB feedback methodology utilizing binary weighted techniques |
05/11/2004 | US6734739 Fractional-frequency-modulation PLL synthesizer that suppresses spurious signals |
05/11/2004 | US6734738 Low power timer circuit having stable output frequency |
05/11/2004 | US6734708 Controllable current source circuit and a phase locked loop equipped with such a circuit |
05/11/2004 | CA2338320C Integrated data clock extractor |
05/11/2004 | CA2290862C A frequency/phase comparison circuit with gated reference and signal inputs |
05/06/2004 | WO2004038918A2 Method and device for generating a clock signal with predetermined clock signal properties |
05/06/2004 | WO2004038909A2 Voltage-controlled oscillator comprising a circuit for compensating frequency pulling |
05/06/2004 | WO2004038719A2 Frequency and phase control apparatus and maximum likelihood decoder |
05/06/2004 | WO2003098916A3 High-resolution image projection |
05/06/2004 | WO2003021426A9 Method and apparatus for timing and event processing in wireless systems |