Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643)
10/1998
10/06/1998US5819076 Memory controller with low skew control signal
10/06/1998US5818884 High speed synchronous digital data bus system having unterminated data and clock buses
10/06/1998US5818381 Electronic viewing aid
10/06/1998US5818371 Coherent synchronization and processing of pulse groups
10/06/1998US5818365 Serial to parallel conversion with phase locked loop
10/06/1998US5818305 Automatic substitution of a reference oscillator for synchronizing two transmitter co-channel local oscillators
10/06/1998US5818304 Phase-locked loop
10/06/1998US5818303 Fractional N-frequency synthesizer and spurious signal cancel circuit
10/06/1998US5818302 Automatic frequency control oscillation circuit
10/06/1998US5818287 Gate-switching charge-pump implemented inside a phase locked loop
10/06/1998US5818272 Digital integration gain reduction method
10/06/1998US5818265 Digital phase detector
10/04/1998CA2233247A1 Television signal broadcasting system with common clock reference
10/04/1998CA2232759A1 Combining adjacent tv channels for transmission by a common antenna
10/01/1998WO1998043356A1 A clock recovery circuit
10/01/1998WO1998043355A1 A low pass filter for a delay locked loop circuit
10/01/1998DE19811567A1 Precision voltage generator for generating DC reference voltage
10/01/1998DE19707365A1 Numerically controlled oscillator for desynchroniser in transmission system
09/1998
09/30/1998EP0868081A1 Clock phase synchronizing circuit
09/30/1998EP0868030A1 Phase-locked loop with phase lock assistance circuit
09/30/1998EP0868019A2 FM multiplex broadcasting receiver
09/30/1998CN1194545A 同步处理电路 Synchronous processing circuit
09/29/1998US5815541 Digital phase locked loop assembly
09/29/1998US5815540 Semiconductor integrated circuit device including PLL circuit
09/29/1998US5815043 Frequency controlled ring oscillator having by passable stages
09/29/1998US5815042 Duty cycled control implemented within a frequency synthesizer
09/29/1998US5815041 High-speed and high-precision phase locked loop having phase detector with dynamic logic structure
09/29/1998US5815017 Forced oscillator circuit and method
09/29/1998US5815016 Phase-locked delay loop for clock correction
09/29/1998CA2033861C Phase locked loop with d.c. modulation
09/24/1998WO1998042076A2 Receiver tuning system
09/24/1998DE19810822A1 Phase control or locking device for microwave IC
09/24/1998DE19809830A1 Device for transporting flat printed material and making it wavy
09/23/1998EP0866560A1 Improved digital clock synthesizer
09/23/1998EP0866559A1 Phase-locked loop
09/23/1998CN1193847A High frequency digital phase locking circuit
09/22/1998US5812737 Harmonic and frequency-locked loop pitch tracker and sound separation system
09/22/1998US5812619 Digital phase lock loop and system for digital clock recovery
09/22/1998US5812617 Synchronization and battery saving technique
09/22/1998US5812508 Digital bit signal detection circuit for reproducing optical data
09/22/1998US5812497 Hybrid-synchronous type clock synchronizing apparatus of which dominant gain greater than sum of other gains network therewith, and clock synchronizing method thereof
09/22/1998US5812250 Doppler velocimeter and various kinds of apparatuses for signal processing thereof
09/22/1998US5811998 For synchronizing data processing units in a data processing system
09/22/1998CA2138106C Cmos technology high speed digital signal transceiver
09/22/1998CA2110860C Local oscillation frequency synthesizer
09/22/1998CA2033878C Phase locked loop that includes d.c. modulation
09/19/1998CA2231763A1 High precision reference voltage generator
09/17/1998WO1998040968A2 A frequency conversion circuit
09/17/1998WO1998028703A3 Symbol lock detector
09/16/1998EP0865165A2 Radio apparatus
09/16/1998EP0865158A2 Sampling frequency conversion apparatus and fractional frequency dividing apparatus for sampling frequency conversion
09/16/1998EP0865019A2 A method and apparatus for clock recovery in a digital display unit
09/16/1998EP0766833B1 Electronic viewing aid
09/16/1998CN1193434A Clcok and data regenerator for gigabit signals
09/15/1998US5809291 Interoperable 33 MHz and 66 MHz devices on the same PCI bus
09/15/1998US5809097 Low jitter phase detector for phase locked loops
09/15/1998US5809095 Synchronous signal output circuit
09/15/1998US5808691 Digital carrier synthesis synchronized to a reference signal that is asynchronous with respect to a digital sampling clock
09/15/1998US5808498 At frequency phase shifting circuit for use in a quadrature clock generator
09/15/1998US5808494 Apparatus and method for generating a clock in a microprocessor
09/15/1998US5808493 Rational frequency division device and frequency synthesizer using the same
09/11/1998WO1998039847A1 Emulating narrow band phase-locked loop behavior on a wide band phase-locked loop
09/11/1998WO1998039846A2 Delay-locked loop with binary-coupled capacitor
09/11/1998WO1998031117A3 Method for attenuating transients caused by aligning in a desynchronizer
09/09/1998EP0863616A1 Phase locked loop
09/09/1998EP0863615A1 Frequency tracking arrangements
09/09/1998EP0862834A1 Frequency drift correction in subscriber terminals
09/08/1998US5805650 Circuit for data transmission in asynchronous mode with a free reception frequency locked on the transmission frequency
09/08/1998US5805649 Phase-lock loop circuit with fuzzy control
09/08/1998US5805619 Method and apparatus for sampled-data partial-response signal timing error detector having zero self-noise
09/08/1998US5805231 Phase synchronizing method and circuit
09/08/1998US5805024 Phase lock loop system including a primary phase lock loop apparatus and a high order phase lock loop apparatus
09/08/1998US5805003 Circuit for generating an output signal
09/08/1998US5805002 Slow transition time phase frequency detector and method
09/08/1998US5805001 Zero phase circuit for sampled data phase locked loop
09/08/1998US5805000 Logical lose-gain circuit and electronic device having logical loose-gain circuit
09/03/1998WO1998038744A1 Oscillator and method for setting oscillation frequency of the same
09/03/1998DE19744828A1 Frequency synthesiser generating two HF signals
09/02/1998EP0862272A2 Apparatus for extracting a clock signal from a data signal and device for determining a bit rate
09/01/1998US5802462 FM-PM receivers with frequency deviation compression
09/01/1998US5802450 Method for initiating a radio transmission apparatus
09/01/1998US5802123 Clock signal reproduction circuit and data reproduction circuit
09/01/1998US5802121 Synchronization device for digital communications
09/01/1998US5802103 For extracting incoming data from a data stream on a transmission line
09/01/1998US5801862 Synchronous modulation method and apparatus for in-line regeneration of a WDM soliton signal, and an optical telecommunications systems using the method
09/01/1998US5801783 Remote accurate frequency generation using a numerically controlled oscillator
09/01/1998US5801780 Method and a device for converting a picture
09/01/1998US5801589 Frequency synthesizer which suppresses a spurious
09/01/1998US5801578 Charge pump circuit with source-sink current steering
09/01/1998US5801570 Semiconductor intergrated circuit with MOS transistors compensated of characteristic and performance deviations and deviation compensation system therein
09/01/1998US5801566 System clock generating circuit for a semiconductor device
09/01/1998US5801562 Variable delay circuit
09/01/1998US5801559 Clock generating circuit, PLL circuit, semiconductor device, and methods for designing and making the clock generating circuit
09/01/1998CA2090523C Frequency synthesizer and frequency synthesizing method
08/1998
08/27/1998WO1998037705A2 Digital synchronization of broadcast frequency
08/27/1998WO1998037656A2 Delay locked loop circuitry for clock delay adjustment
08/27/1998WO1998037635A1 Temperature insensitive silicon oscillator and precision voltage reference formed therefrom
08/27/1998DE19753473A1 Balanced frequency multiplier
08/27/1998DE19717586C1 Clock- and data recovery circuit for high data rate
08/27/1998CA2282604A1 Temperature insensitive silicon oscillator and precision voltage reference formed therefrom