Patents
Patents for H03K 23 - Pulse counters comprising counting chains; Frequency dividers comprising counting chains (2,815)
02/1985
02/12/1985US4499589 Counter circuit for counting high frequency pulses using the combination of a synchronous and an asynchronous counter
02/12/1985US4499587 Counting device for information recording-reproducing device
01/1985
01/22/1985US4495630 Adjustable ratio divider
01/16/1985EP0131357A2 Control Apparatus
01/16/1985EP0131233A2 High-speed programmable timing generator
01/15/1985US4494243 Frequency divider presettable to fractional divisors
01/15/1985US4494090 Frequency modulation system for a frequency synthesizer
01/09/1985EP0130645A1 Frequency divider by two
01/08/1985US4493095 Counter having a plurality of cascaded flip-flops
12/1984
12/27/1984CA1180060A Programmable clock rate generator
12/25/1984US4490688 Digital and analog phase detector for a frequency synthesizer
12/18/1984US4489424 Frequency divider making use of Josephson junction circuits
12/18/1984US4489279 Variable-frequency oscillator having a crystal oscillator
11/1984
11/20/1984US4484153 Voltage converter for a frequency synthesizer
10/1984
10/16/1984US4477920 Variable resolution counter
10/16/1984US4477919 Range control circuit for counter to be used in a frequency synthesizer
10/09/1984CA1175909A1 Zone switching system for a frequency synthesized transceiver
10/03/1984EP0120702A2 Programmable timing system
09/1984
09/25/1984US4473885 Frequency dividing ratio setting device for programmable counters
09/18/1984US4472820 Program swallow counting device using a single synchronous counter for frequency synthesizing
09/11/1984US4471310 Pulse generator having variable pulse occurrence rate
09/11/1984US4471170 Non-integer programmable counter
09/04/1984CA1173917A1 Digital frequency divider suitable for a frequency synthesizer
08/1984
08/30/1984WO1984003406A1 Non-integer programmable counter
08/28/1984US4468797 Swallow counters
08/28/1984US4468632 Phase locked loop frequency synthesizer including fractional digital frequency divider
08/28/1984CA1173515A1 Pulse delay compensation for frequency synthesizer
08/15/1984EP0115834A2 Racefree CMOS clocked logic circuit
08/08/1984EP0115004A1 Ripple counter circuit having reduced propagation delay
08/07/1984US4464774 High speed counter circuit
08/07/1984US4464773 Dynamic synchronous binary counter with stages of identical design
08/07/1984US4464772 Frequency synthesizer for providing a pseudo-constant frequency signal
04/1984
04/18/1984EP0105378A1 Up/down counting arrangements
04/17/1984US4443887 Frequency-dividing circuit
04/17/1984US4442748 Frequency divider for electronic musical instrument
04/03/1984US4441098 Multiposition switch with minimum interconnections
02/1984
02/28/1984US4433920 Electronic timepiece having improved primary frequency divider response characteristics
02/21/1984US4433372 Integrated logic MOS counter circuit
02/14/1984US4432065 Method and apparatus for generating a pulse train with variable frequency
02/07/1984US4430578 Device for the input of adjustment values in electronic switching systems
01/1984
01/17/1984CA1160695A1 Programmable counter circuit
01/11/1984EP0097977A2 Frequency synthesizer
12/1983
12/27/1983US4423381 Pulse control circuit
12/20/1983US4421952 Multi-frequency busy signal synthesizing circuitry
12/07/1983EP0095796A2 Dynamic two-phase circuit arrangement
12/07/1983EP0095777A2 Programmable counter system
11/1983
11/22/1983US4417352 Microphase stepper employing improved digital timing incrementer employing a rate multiplier
11/16/1983EP0094234A2 Combinational logic structure using pass transistors
11/16/1983EP0094140A1 Data processing system with system bus for transfer of information
11/15/1983CA1157111A1 Dynamic ratioless circuitry for random logic applications
11/08/1983US4414678 Electronic up-down conting system with directional discriminator
11/01/1983US4413350 Programmable clock rate generator
10/1983
10/25/1983CA1155931A1 Frequency synthesiser
10/19/1983EP0091684A2 Method and apparatus for counting with overflow prevention
10/13/1983WO1983003502A1 Up/down counter control circuit
10/11/1983US4409564 Pulse delay compensation for frequency synthesizer
10/04/1983US4408336 High speed binary counter
09/1983
09/28/1983EP0089799A1 Logic regulation circuit for an electronic timepiece
09/20/1983US4406014 Switched frequency divider
09/20/1983CA1154169A1 Data processing system requiring the generation of microinstructions
09/06/1983US4403342 Zone switching system for a frequency synthesized transceiver
09/06/1983US4402243 Synthesizer circuit for electronic musical instrument
08/1983
08/23/1983US4400615 Programmable counter circuit
08/02/1983US4396909 Frequency generating circuit
07/1983
07/26/1983US4395774 Low power CMOS frequency divider
07/19/1983US4394776 Priority channel system for a synthesized transceiver
07/19/1983US4394769 Dual modulus counter having non-inverting feedback
07/19/1983US4394736 Data processing system utilizing a unique two-level microcoding technique for forming microinstructions
07/19/1983US4394586 Dynamic divider circuit
07/19/1983CA1150386A1 Time division multiplex switching network with an associative buffer store of the register counter type
07/19/1983CA1150371A1 Frequency synthesizer using multiple dual modulus prescalers
07/19/1983CA1150367A1 Circuit for odd frequency division of a given pulse train
06/1983
06/28/1983US4390960 Frequency divider
06/28/1983US4390780 LSI Timing circuit for a digital display employing a modulo eight counter
06/21/1983US4389728 Frequency divider
06/14/1983US4388001 Electronic timepiece
06/08/1983EP0080970A1 Frequency divider programmable for non-integer division
05/1983
05/24/1983CA1147028A1 Divider with dual modulus prescaler
04/1983
04/27/1983EP0077500A2 Integrable frequency divider
04/06/1983EP0076129A2 Circuit for generating pulse waveforms with variable duty cycles
04/06/1983EP0075591A1 Frequency synthesized transceiver
03/1983
03/29/1983US4378167 Electronic timepiece with frequency correction
03/22/1983US4377871 Transmit security system for a synthesized transceiver
02/1983
02/01/1983US4371925 Data processing system having unique bus control operation
01/1983
01/25/1983US4370618 Circuit for recognizing cyclically occurring pulse sequences
01/18/1983US4369379 CMOS Frequency divider circuit having invalid signal override
01/18/1983CA1139887A1 Device for dividing a recurrent input signal by a non-integer divisor f, notably by f=n-1/2
12/1982
12/28/1982US4366396 Semiconductor circuit for transforming sequences of periodic a-c signals
12/28/1982US4366394 Divide by three clock divider with symmetrical output
12/22/1982EP0067464A2 Dynamic synchronous binary counter with identical structure of the stages
12/22/1982EP0067285A2 Self-initializing ring counter
12/21/1982US4365201 Frequency synthesizer
11/1982
11/23/1982US4360788 Phase-locked loop frequency synthesizer
11/23/1982US4360742 Synchronous binary-counter and programmable rate divider circuit
11/17/1982EP0064590A1 High speed binary counter
11/02/1982US4357546 Integrated frequency divider circuit
11/02/1982US4357527 Programmable divider
10/1982
10/14/1982WO1982003477A1 Frequency synthesized transceiver
10/12/1982US4354188 Device for dividing a recurrent input signal by a non-integer divisor f, notably by f=N-1/2
09/1982
09/21/1982CA1132203A1 Frequency divider
1 ... 16 17 18 19 20 21 22 23 24 25 26 27 28 29