| Patents for H03K 23 - Pulse counters comprising counting chains; Frequency dividers comprising counting chains (2,815) |
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| 06/28/1995 | EP0660528A1 High-performance superconducting digital-to-analog converter employing double-junction SQUID flip-flops |
| 06/27/1995 | US5428654 Up/down counter apparatus |
| 06/21/1995 | EP0658838A1 Frequency synthesizer |
| 06/20/1995 | US5426756 Memory controller and method determining empty/full status of a FIFO memory using gray code counters |
| 06/20/1995 | US5426682 Sequential logic circuit having state hold circuits |
| 06/13/1995 | US5425074 Fast programmable/resettable CMOS Johnson counters |
| 06/07/1995 | EP0656691A2 Circuit device providing a symmetrical duty cycle |
| 05/30/1995 | US5420870 Non-fully-decoded test address generator |
| 05/04/1995 | DE4336655A1 Schaltungsanordnung zur Frequenzmultiplikation Circuit arrangement for frequency multiplication |
| 04/25/1995 | US5410582 Reference-signal generating apparatus |
| 03/14/1995 | US5398270 Data coincidence detecting circuit |
| 03/14/1995 | US5398030 High-performance superconducting digital-to-analog converter employing double-junction squid flip-flops |
| 02/15/1995 | CN1027663C Count signal synchronous type no-crack counter |
| 02/14/1995 | US5390223 Divider circuit structure |
| 01/31/1995 | CA2003466C High speed programmable divider |
| 01/25/1995 | EP0635944A1 Frequency divider |
| 01/24/1995 | US5384816 Frequency divider circuit |
| 01/19/1995 | DE4340966C1 Circuit arrangement for generating even duty ratios |
| 01/10/1995 | US5381451 Trigger signal generating circuit with extraneous pulse prevention during accelerated pulse counting |
| 12/21/1994 | EP0630116A2 Integrated high speed synchronous counter with asynchronous read-out |
| 12/13/1994 | US5373542 Counter circuit capable of generating adjustable precise desired frequency |
| 12/06/1994 | US5371773 Driving circuit for solid-state image sensor and counter circuit used therein |
| 11/23/1994 | EP0625826A1 Programmable frequency divider in a phase lock loop |
| 11/15/1994 | US5365119 Circuit arrangement |
| 11/10/1994 | DE4315179A1 Digital oscillator |
| 11/01/1994 | US5361289 Synchronous counter circuit having a plurality of cascade-connected counters |
| 10/25/1994 | US5359635 Programmable frequency divider in a phase lock loop |
| 10/11/1994 | US5355396 Circuitry and method for modularized single transition counting |
| 09/28/1994 | EP0617515A2 Binary counters |
| 09/28/1994 | EP0617514A2 Counter and/or divider circuit |
| 09/20/1994 | US5349622 Programmable frequency divider circuit |
| 08/16/1994 | US5339345 Frequency divider circuit |
| 08/16/1994 | US5339344 Counter device and method of operating the same |
| 08/11/1994 | DE4303806A1 Programmable frequency divider |
| 08/09/1994 | US5337339 High frequency programmable divider |
| 08/03/1994 | EP0608704A2 Circuit arrangement for frequency division by a non integer number |
| 08/02/1994 | US5335253 Non-integral frequency division using regulated digital divider circuits |
| 07/26/1994 | US5333163 IC including counter circuit and one chip microcomputer thereof |
| 07/26/1994 | US5332978 Frequency synthesizer |
| 07/05/1994 | US5327019 Double edge single data flip-flop circuitry |
| 06/14/1994 | US5321733 Counter circuit using Johnson-type counter and applied circuit including the same |
| 06/01/1994 | EP0599746A1 Fast counters for alternately upcounting and downcounting pulse trains |
| 06/01/1994 | EP0527780B1 Scaler for synchronous digital clock |
| 06/01/1994 | EP0406366B1 High speed programmable divider |
| 05/17/1994 | US5313509 Pulse counter with arbitrary output characteristic |
| 05/04/1994 | EP0595734A1 Multiplexer receiving at its input a plurality of identical signals differing only in phase |
| 05/03/1994 | US5309494 Circuit configuration for generating logical butterfly structures |
| 05/03/1994 | US5309038 Superconducting toggle flip-flop circuit and counter circuit |
| 04/13/1994 | EP0592260A1 Counting circuit for frequency division and synthetizer using such a circuit |
| 04/12/1994 | US5303279 Timer circuit |
| 02/22/1994 | US5289516 Counter device and method of operating the same |
| 02/15/1994 | US5287394 Fast counter with uniform delay structures |
| 02/15/1994 | US5287296 Clock generators having programmable fractional frequency division |
| 12/28/1993 | US5274581 Look up table implementation of fast carry for adders and counters |
| 12/08/1993 | EP0573179A2 Non-fully-decoded test address generator |
| 11/30/1993 | US5267273 Clock signal generator using fractional frequency division and control thereof |
| 11/30/1993 | CA2010723C Programmable frequency divider |
| 11/10/1993 | EP0569135A2 Look up table implementation of fast carry for adders and counters |
| 11/04/1993 | DE4214612A1 Frequency divider with flip=flops in chain circuit - has logic circuit supplied with output signals from selected number of flip=flops |
| 11/04/1993 | DE4214611A1 Digital signal processor using counter(s) and frequency divider(s) - connected in chain circuit, as shift resistor, forming clock flip-flop |
| 11/04/1993 | DE4214119A1 Electronic programming circuit for counts 1 or 2 to 19 - has simplified control circuit and can be extended to count 20 on provision of additional key for that purpose |
| 10/27/1993 | EP0567269A2 Clock generators having programmable fractional frequency division |
| 10/12/1993 | US5253279 Semiconductor integrated circuit having a built-in programmable divider |
| 09/28/1993 | US5249054 Driving circuit for solid-state image sensor and counter circuit used therein |
| 09/16/1993 | DE4201776C1 Synchronous dual counter stage using flip=flops - has AND=gate receiving all flip=flop outputs controlling memory flip=flop coupled to transfer output of dual counter stage |
| 09/15/1993 | EP0560525A2 Frequency synthesizer |
| 09/01/1993 | CN1022011C Intelligent invertible counter |
| 08/17/1993 | US5237597 Binary counter compiler with balanced carry propagation |
| 08/17/1993 | US5237596 Stepping counter using resonant tunneling diodes |
| 08/10/1993 | US5235531 Method and arrangement for dividing the frequency of an alternating voltage with a non-whole-numbered division factor |
| 07/21/1993 | EP0551969A2 Circuit and method for performing clock division and clock synchronisation |
| 07/21/1993 | EP0551915A1 Programmable fractional-N frequency synthesizer |
| 07/13/1993 | US5228067 Semiconductor integrated circuit |
| 07/08/1993 | WO1993013601A1 High resolution digitally controlled oscillator |
| 06/29/1993 | US5224133 Modular high speed counter employing edge-triggered code |
| 06/29/1993 | US5224132 Programmable fractional-n frequency synthesizer |
| 06/24/1993 | DE4141854A1 Electronic modulo-X counter with modular configuration - uses simple counter flip=flops and gates with additional flip=flop providing and gate pre-control |
| 06/17/1993 | DE4141498A1 Electronic modulo-X counter with two flip=flops per decade - allows at least full pulse period for all switching operations and addresses additional circuits alternately over two pulse lines to give 1-out-of-10 code |
| 06/15/1993 | US5220586 Circuitry and method for variable single transition counting |
| 05/25/1993 | US5214682 High resolution digitally controlled oscillator |
| 05/25/1993 | US5214681 Frequency-divider circuit with input signal level offset control |
| 05/11/1993 | US5210776 Counter circuit for controlling an absolute position of a robot system |
| 04/28/1993 | EP0538805A2 Circuit for producing a logical butterfly structure |
| 04/27/1993 | US5206890 Counter circuit with direction of count indication |
| 04/27/1993 | US5206547 High-speed programmable state counter |
| 04/20/1993 | US5204885 Method and device for evaluating a digital signal using a digital counter with lsb signal separately applied to both counter and register |
| 04/13/1993 | US5202642 Apparatus and method for fractional frequency division |
| 04/06/1993 | US5200650 High frequency master/slave flip-flops |
| 03/30/1993 | US5199052 Reload timer circuit |
| 03/16/1993 | US5195111 Programmable frequency dividing apparatus |
| 03/03/1993 | EP0529620A1 Semiconductor integrated circuit comprising an oscillator and a selectable frequency divider |
| 03/03/1993 | EP0343215B1 Improvements in or relating to flip-flops |
| 03/02/1993 | US5191425 Image pickup apparatus having a gray counter |
| 02/23/1993 | US5189685 Fast counter/divider and its use in a swallower counter |
| 02/17/1993 | EP0527636A2 Counter circuit using Johnson-type counter and applied circuit including the same |
| 02/16/1993 | US5187725 Data detector at output of counter |
| 02/09/1993 | US5185770 Variable frequency dividing circuits |
| 01/26/1993 | CA1313233C Loadable ripple counter |
| 01/14/1993 | DE4114379A1 Programming circuit for number of pulses - does not transmit output pulses, but disconnects other circuit, on its pulse output |
| 01/05/1993 | US5177771 High resolution symmetrical divider circuit |