Patents
Patents for H03K 23 - Pulse counters comprising counting chains; Frequency dividers comprising counting chains (2,815)
07/1997
07/08/1997US5646621 Delta-sigma ADC with multi-stage decimation filter and gain compensation filter
07/01/1997US5644387 High-speed data register for laser range finders
06/1997
06/25/1997EP0780975A1 Precision digital phase shifter
06/17/1997US5640116 PLL circuit of pulse swallow-type prescaler system
05/1997
05/27/1997US5633607 Edge triggered set-reset flip-flop (SRFF)
05/07/1997EP0772105A2 Loss-gain circuit and electronic device having such a circuit
04/1997
04/23/1997CN1148222A Synchronous counter and method for propagating carry of same
04/17/1997WO1997014210A1 A prescalar circuit
04/15/1997US5621675 Digital decimation and compensation filter system
04/09/1997EP0767423A1 Look up table implementation of fast carry for adders and counters
04/09/1997EP0767422A1 Look up table implementation of fast carry for adders and counters
04/09/1997EP0767421A1 Look up table implementation of fast carry for adders and counters
04/02/1997EP0766404A2 Clock generator utilizing phase locked loop circuit
04/02/1997EP0766403A1 Variable frequency divider
04/02/1997EP0766402A2 Counter circuit
03/1997
03/25/1997US5614869 High speed divider for phase-locked loops
02/1997
02/25/1997US5606584 Timing circuit
02/06/1997WO1996015484A3 Monolithic pc audio circuit
02/05/1997CN1142136A Current-order type pulsewidth modulation transformer
02/04/1997US5600695 Counter circuit having load function
01/1997
01/29/1997EP0756371A2 Current command type PWM inverter apparatus with logic circuit for generating switching command signals at periodical timings
01/28/1997US5598158 Digital noise shaper circuit
01/22/1997CN1140934A Apparatus and method of setting variable dividing radio and apparatus using the same
01/22/1997CN1140933A High-speed counter circuit
01/14/1997US5594765 Counter system for producing an output count
01/08/1997CN1139906A Device for operating a windscreen wiper in intermittent and continuous modes
12/1996
12/31/1996US5590163 Frequency divider circuit, frequency synthesizer comprising such a divider and radio telephone comprising such a synthesizer
12/31/1996US5589832 Low noise non-sampled successive approximation
12/31/1996US5589830 Stereo audio codec
12/18/1996EP0749210A2 Counting circuit for measuring pulse spacing, sampling circuit, skew adjusting circuit, and logic analyzing circuit
12/17/1996US5585802 Multi-stage digital to analog conversion circuit and method
12/11/1996EP0747904A1 High speed data register for laser range finders
12/04/1996EP0746109A1 Fast programmable divider
12/04/1996EP0746108A2 High-speed synchronous counter circuitry
12/03/1996US5581215 Voltage controlled oscillator having frequency and amplitude controlling loops
12/03/1996US5581214 Phase-locked loop circuit
11/1996
11/28/1996WO1996037962A1 Monolithic analog-to-digital converter
11/28/1996DE19620865A1 Frequency divider
11/28/1996DE19519321A1 Frequency divider with dual or octal or decimal or hexadecimal divisor input
11/26/1996US5579004 Digital interpolation circuit for a digital-to-analog converter circuit
11/20/1996EP0743757A2 Programmable binary/interleave sequence counter
11/20/1996EP0742763A1 Device for operating a windscreen wiper in intermittent and continuous modes
11/12/1996US5574515 Voltage controlled oscillator circuit and automatic fine tuning circuit for TV
11/05/1996US5572561 Frequency dividing circuit
11/05/1996US5572168 Frequency synthesizer having dual phase locked loops
10/1996
10/30/1996EP0740420A2 N+1 Frequency divider counter and method therefor
10/22/1996CA2049225C Programmable frequency dividing apparatus
10/15/1996US5565797 Clock signal generating device
10/03/1996WO1996030821A1 Variable clock generator
10/01/1996US5561674 Synchronous counter and method for propagation carry of the same
09/1996
09/24/1996US5559844 Binary counter with sped-up ripple carry
09/17/1996US5557649 Circuit configuration for dividing a clock signal
09/03/1996US5552732 High speed divide by 1.5 clock generator
08/1996
08/13/1996US5546039 Charge dissipation in capacitively loaded ports
07/1996
07/30/1996US5541549 Transfer gate circuit and dynamic divider circuit using the same
07/24/1996EP0723219A2 Control of clocked state machines
07/11/1996WO1996021278A1 Interleaved and sequential counter
07/09/1996US5534844 Comparator circuit
07/07/1996CA2139690A1 Stroke calculating system for a golf club
06/1996
06/18/1996US5528181 Hazard-free divider circuit
06/11/1996US5526393 Synchronous counter
06/11/1996US5526392 Method of scaling the outputs of a binary counter
06/11/1996US5526391 N+1 frequency divider counter and method therefor
06/05/1996EP0715413A1 Low noise non-sampled successive approximation analog-to-digital conversion
06/04/1996US5524037 Circuit configuration for generating even-numbered duty factors
06/04/1996US5524035 Symmetric clock system for a data processing system including dynamically switchable frequency divider
05/1996
05/28/1996US5521952 Pulse counter circuit and pulse signal changeover circuit therefor
05/23/1996WO1996015484A2 Monolithic pc audio circuit
04/1996
04/23/1996US5510742 Multiplexer receiving at its input a plurality of identical, but out of phase, signals
04/16/1996US5509040 Frequency divider
04/09/1996US5506529 Adjustable frequency synthesizer
03/1996
03/27/1996EP0483217B1 High speed prescaler
03/13/1996EP0701325A1 Timing circuit
03/12/1996US5499280 Clock signal generation
02/1996
02/27/1996US5495513 Counter cell and counter circuit
02/06/1996CA2076960C Frequency scaler for synchronous digital clock
01/1996
01/31/1996CN2218948Y Multifunction electronic counter
01/30/1996US5488645 Clock signal generating device
01/16/1996US5485487 Reconfigurable counter and pulse width modulator (PWM) using same
01/10/1996EP0691744A1 Up/down counter apparatus
01/02/1996US5481581 Programmable binary/interleave sequence counter
01/02/1996US5481507 Electronic timekeeping device reduced adjustment data storage requirement
01/02/1996US5481486 Look up table implementation of fast carry arithmetic and exclusive-OR operations
12/1995
12/05/1995US5473652 Counter and/or divider arrangement
11/1995
11/30/1995DE19519226A1 Synchronous counter operable in synchronism with system clock
11/22/1995EP0683566A1 Clock signal dividing circuit
11/15/1995EP0682411A1 Frequency divider, frequency synthesizer with such a divider and radio telephone with such a synthesizer
10/1995
10/10/1995US5457722 Circuit for frequency division by an odd number
10/04/1995CN1109660A 同步二进制计数器 Synchronous binary counter
09/1995
09/27/1995EP0674391A2 Counter circuit
09/05/1995US5448606 Gray code counter
08/1995
08/16/1995EP0364565B1 Synchronous logic circuit with transfer signal control
08/15/1995US5442670 Circuit for dividing clock frequency by N.5 where N is an integer
08/10/1995WO1995021078A1 Device for operating a windscreen wiper in intermittent and continuous modes
08/10/1995DE4403661A1 Vorrichtung zum Betreiben eines Scheibenwischers im Intervall- und Dauerbetrieb Device for operating a windscreen wiper in intermittent and continuous operation
08/01/1995US5438601 Reference clock frequency divider
08/01/1995US5438600 Odd-number frequency divider and method of constituting the same
07/1995
07/27/1995WO1995020269A1 Adjustable frequency synthesizer
07/11/1995US5432830 High speed counter for alternative up/down counting of pulse trains and method therefor
07/04/1995US5430781 Variable pulse width generator circuit
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