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)
10/1982
10/26/1982US4356456 Division by noninteger numbers using synchronous oscillators
10/19/1982US4355416 Circuit arrangement for the selection of a frequency of signals receivable in a receiving set
10/19/1982US4355413 Phase locked loop circuit
10/19/1982US4355288 Frequency-stabilizing system for generator of microwave oscillations
10/19/1982CA1134081A1 Frequency synthesizer
10/14/1982WO1982003509A1 Improved wideband, synthesizer switched element voltage controlled oscillator
10/14/1982WO1982003477A1 Frequency synthesized transceiver
10/13/1982EP0062541A1 Phase-locked oscillators
10/12/1982US4354277 Signal acquisition system
10/12/1982US4354164 Digital phase lock loop for TIM frequency
10/12/1982US4354108 Atomic beam device
10/05/1982US4353038 Wideband, synthesizer switched element voltage controlled oscillator
09/1982
09/29/1982EP0060862A1 Generator circuit of a regulation voltage function of a differential frequency or phase and utilization of such circuit.
09/28/1982US4352074 Phase-locked loop filter
09/28/1982CA1132703A1 Phase-locked loop circuit
09/22/1982EP0060307A1 Method for connecting or disconnecting selected stations in a ring communication system, and ring communication system including selectively connectable stations
09/21/1982US4351000 Clock generator in PCM signal reproducing apparatus
09/16/1982WO1982003143A1 Phase locked loop with improved lock-in
09/14/1982US4349798 Compact microwave resonant cavity for use in atomic frequency standards
09/14/1982CA1131721A1 Hangup corrector useful in locked loop tuning system
09/03/1982EP0050124A4 Arrangement for angle modulating a phase-locked loop frequency synthesizer.
08/1982
08/31/1982US4347484 Synthesizer having an injection synchronized divider
08/31/1982US4347483 Frequency and phase lock loop with separated AFC and phase locking
08/31/1982US4346537 Capacitor trimming system in a quartz-crystal oscillator
08/31/1982CA1130927A1 Memory system adapted to receive a radio frequency signal
08/24/1982US4346343 Power control means for eliminating circuit to circuit delay differences and providing a desired circuit delay
08/24/1982CA1130450A1 Phase tracking loop circuit
08/24/1982CA1130449A1 Beam index color television receiver apparatus
08/17/1982US4345219 Frequency agile hold-sample-hold phase detector
08/10/1982US4344045 Phase locked loop frequency synthesizer with fine tuning
08/04/1982EP0057073A1 A hyperbolic navigation receiver
07/1982
07/27/1982CA1128626A2 Data communication system
07/27/1982CA1128613A1 Carrier recovery apparatus
07/21/1982EP0056128A2 Phase synchronizing circuit
07/20/1982US4340864 Frequency control system
07/20/1982CA1128214A1 Capacitor trimming system in a quartz-crystal oscillator
07/20/1982CA1128187A1 Method and apparatus for demodulating signals in logging while drilling system
07/20/1982CA1128151A1 Phase-locked loop for pcm transmission systems
07/13/1982US4339826 Radio receiver having phase locked loop frequency synthesizer
07/13/1982US4339731 Stable, fast slew, phase locked loop
07/13/1982US4339672 Delay circuit constituted by MISFETs
07/13/1982US4339631 Phase control device
07/06/1982US4338574 Carrier recovering circuit for phase modulated signal
07/06/1982US4338569 Delay lock loop
07/06/1982CA1127330A1 Tuner with aft
06/1982
06/29/1982CA1126849A1 Method and apparatus for demodulating signals in a logging while drilling system
06/29/1982CA1126848A1 Method and apparatus for demodulating signals in a logging while drilling system
06/22/1982US4336616 Discriminator aided phase lock acquisition for suppressed carrier signals
06/22/1982US4336508 Voltage controlled integrated circuit astable multivibrator
06/22/1982US4336505 Controlled frequency signal source apparatus including a feedback path for the reduction of phase noise
06/22/1982CA1126349A1 Phase correction circuit
06/16/1982EP0053959A1 Device for the recovery of a clock signal from a binary signal
06/16/1982EP0053939A1 Digital phase locked loop pull-in circuitry
06/08/1982CA1125394A1 Process for recovering a modulation signal
06/01/1982CA1124850A1 Aft circuit
05/1982
05/25/1982US4331933 Microwave power level stabilizing circuit for cesium beam frequency standards
05/25/1982US4331932 Frequency synthesizer having a very high spectral purity
05/25/1982CA1124337A1 Microwave phase locked loops using fet frequency dividers
05/19/1982EP0051774A1 Battery saving frequency synthesizer arrangement
05/18/1982US4330863 Demodulator arrangement
05/18/1982US4330759 Apparatus for generating synchronized timing pulses from binary data signals
05/18/1982US4330758 Synchronized frequency synthesizer with high speed lock
05/18/1982CA1123960A1 Synchronizing circuit for a digital arrangement
05/12/1982EP0051473A1 Phase-locked loop with initialization loop
04/1982
04/28/1982EP0050392A1 Automatic frequency control system
04/28/1982EP0050124A1 Arrangement for angle modulating a phase-locked loop frequency synthesizer
04/27/1982US4327336 Microwave phase locked loops using FET frequency dividers
04/27/1982CA1122659A1 Multi band radio receiver system with phase locked loop
04/20/1982US4326174 Passive masers having alternately operated oscillator and cavity control loops
04/20/1982US4326173 Digital phase locked loop frequency control system
04/15/1982WO1982001289A1 Generator circuit of a regulation voltage function of a differential frequency or phase and utilization of such circuit
04/13/1982US4325032 PRF Stabilized surface acoustic wave oscillator
04/13/1982US4325031 Divider with dual modulus prescaler for phase locked loop frequency synthesizer
04/07/1982EP0048935A2 Circuit for the correct-phase starting of a quartz-controlled clock pulse oscillator
04/06/1982CA1121471A1 Clocking system for servo signal having two or more harmonically related frequencies
03/1982
03/30/1982US4322692 Microprocessor-controlled frequency synthesizer
03/30/1982US4322643 Digital phase comparator with improved sensitivity for small phase differences
03/23/1982US4321706 Frequency modulated phase-locked loop signal source
03/23/1982US4321624 AFT Circuit
03/23/1982US4321555 Universal frequency synthesizer
03/23/1982US4321483 Apparatus for deriving clock pulses from return-to-zero data pulses
03/16/1982US4320531 Time shared frequency conversion system
03/16/1982US4320530 Channel selecting apparatus employing frequency synthesizer
03/16/1982US4320360 Current pulse-injected, phase-locked oscillator
03/16/1982US4320356 High speed frequency acquisition apparatus for microwave synthesizers
03/09/1982US4319200 Multi-passband differentially controlled data rate synchronizer
03/03/1982EP0046482A1 Circuit for delay normalisation of interconnected semiconductor chips
03/02/1982US4318055 Digitally controlled phase lock distillator system
03/02/1982US4318048 Phase shifter control circuit
02/1982
02/23/1982US4317228 Television receiver having multiplexed phase lock loop tuning system
02/23/1982CA1118851A1 Variable frequency oscillator with stable center frequency
02/17/1982EP0045800A1 Improved divider with dual modulus prescaler
02/17/1982EP0045799A1 An improved frequency synthesizer using multiple dual modulus prescalers
02/16/1982US4316154 Automatic sweep and acquisition circuit for a phase locked loop
02/16/1982US4316153 Passive masers having oscillator and cavity control loops
02/16/1982US4316152 Data tracking phase locked loop
02/16/1982US4316151 Phase locked loop frequency synthesizer using multiple dual modulus prescalers
02/16/1982US4316150 Phase locked loop including phase detector system controlled by enable pulses
02/09/1982US4315224 Laser stimulated Raman molecular beam time and frequency standard
02/02/1982US4314209 Q-Enhanced resonance-stabilized maser
1 ... 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377