Patents
Patents for H03K 23 - Pulse counters comprising counting chains; Frequency dividers comprising counting chains (2,815)
03/1987
03/03/1987US4648103 Flip-flop having divide inhibit circuitry to change divide ratio
02/1987
02/24/1987US4646332 Twisted ring counter with recoverable disallowed states
02/24/1987US4646331 Electronic static switched-latch frequency divider circuit with odd number counting capability
02/24/1987US4646060 Superconducting analog-to-digital converter with bidirectional counter
02/12/1987DE3546131C1 Clock generation in a broadband multiplexer or demultiplexer
02/10/1987US4642787 Field presettable electronic odometer
02/03/1987US4641044 Clock generator with reset and initialization circuitry
01/1987
01/21/1987EP0209133A2 Inverter for use in binary counter
01/15/1987WO1987000365A1 Frequency dividing arrangements
01/13/1987US4637039 Frequency divider circuit arrangement
01/13/1987US4637038 High speed counter
01/06/1987CA1216371A1 Asynchronous fifo device comprising a stack of registers
12/1986
12/30/1986US4633194 Digital frequency divider suitable for a frequency synthesizer
12/30/1986EP0205544A1 Frequency divider.
12/23/1986US4631496 Battery saving system for a frequency synthesizer
12/10/1986EP0204588A2 Digital Timer
12/03/1986EP0203096A1 Self-correcting frequency dividers.
12/03/1986CN85109031A Freguency divider
11/1986
11/26/1986EP0202347A1 Frequency division circuit for non-integer divisors after the manner of a rate multiplier
11/26/1986EP0202288A1 Logic circuit with frequency divider application
11/19/1986CN86101616A Divide-by-fraction frequency divider circuit designed in the manner of a rate multiplier
11/18/1986US4623801 Divide-by-two frequency divider
11/12/1986EP0200821A2 Combinational logic structure using pass transistors
11/11/1986US4622686 Up/down counter interface means
11/11/1986US4622648 Combinational logic structure using PASS transistors
11/05/1986EP0199988A2 High speed counter
11/04/1986US4621370 Binary synchronous count and clear bit-slice module
10/1986
10/29/1986EP0199423A1 Data source system including a counter/comparator circuit and microprocessor having multiple outputs which are to be simultaneously activated
10/21/1986US4618849 Gray code counter
10/14/1986US4617520 Digital lock detector for a phase-locked loop
09/1986
09/23/1986US4613773 Racefree CMOS clocked logic circuit
09/16/1986US4612658 Programmable ripple counter having exclusive OR gates
09/10/1986EP0194078A2 Electrosurgical generator with improved circuitry for generating RF drive pulse trains
09/09/1986US4611337 Minimal logic synchronous up/down counter implementations for CMOS
08/1986
08/27/1986EP0191781A1 Field presettable electronic usemeter.
08/26/1986US4608706 High-speed programmable timing generator
08/12/1986US4606059 Variable frequency divider
08/06/1986EP0189744A1 Frequency divider
07/1986
07/29/1986CA1208704A1 Adjustable ratio divider
07/23/1986EP0187758A1 Counting apparatus having independent subcounters
07/15/1986US4601049 Integrable semiconductor circuit for a frequency divider
06/1986
06/24/1986CA1206641A1 Non-integer programmable counter
06/19/1986WO1986003633A1 Frequency divider
06/17/1986US4596027 Counter/divider apparatus
06/03/1986US4592367 Apparatus and method for digital rate averaging
05/1986
05/27/1986US4592078 Up/down counter control circuit
05/22/1986WO1986003078A1 Logic circuit with frequency divider application
05/09/1986WO1986002793A1 Self-correcting frequency dividers
05/06/1986US4587665 Binary counter having buffer and coincidence circuits for the switched bistable stages thereof
05/06/1986US4587664 High speed frequency divider dividing pulse by a number obtained by dividing an odd number by two
04/1986
04/29/1986US4586152 Method and apparatus for counting an infinite length with a counter of finite length
04/22/1986US4584698 Sharable prescaled timer and method for a data processor
04/22/1986US4584538 Modulus control loop
04/10/1986WO1986002216A1 Counter apparatus
04/01/1986US4580282 Adjustable ratio divider
03/1986
03/18/1986US4577336 Integrable frequency divider circuit having a feedback controlled differential amplifier as its preamplifier circuit
03/12/1986EP0174105A2 Superconducting analog-to-digital converter with bidirectional counter
03/11/1986US4575867 High speed programmable prescaler
03/04/1986US4574386 Dynamically operable two-phase logic circuits
03/04/1986US4574385 Clock divider circuit incorporating a J-K flip-flop as the count logic decoding means in the feedback loop
03/04/1986US4574243 Multiple frequency digital phase locked loop
02/1986
02/25/1986US4573178 Counter employing feedback shift register controlling hysteresis circuit
02/25/1986US4573176 Fractional frequency divider
02/25/1986US4573017 Unitary phase and frequency adjust network for a multiple frequency digital phase locked loop
02/13/1986WO1986000985A1 Field presettable electronic usemeter
02/04/1986US4569067 Dual master shift register bit
01/1986
01/22/1986EP0168426A1 Multiple frequency digital phase locked loop.
01/21/1986US4566064 Combinational logic structure using PASS transistors
01/14/1986US4564953 Programmable timing system
12/1985
12/17/1985US4559613 Digital frequency synthesizer circuit
12/11/1985EP0164138A1 Data processing system with a plurality of input/output buses
12/04/1985EP0163175A1 Wideband frequency divider
11/1985
11/26/1985US4555793 Averaging non-integer frequency division apparatus
11/19/1985US4553850 Logical regulation circuit for an electronic timepiece
11/12/1985US4553218 Synchronous carry frequency divider and method of using therefor
11/06/1985EP0033346B1 Incrementer/decrementer circuit
10/1985
10/01/1985US4545063 Programmable counter system
09/1985
09/26/1985WO1985004297A1 Counting apparatus having independent subcounters
09/24/1985CA1194142A1 Integrated circuits
09/10/1985US4541067 Combinational logic structure using PASS transistors
09/10/1985US4540945 Variable-frequency oscillation circuit
09/10/1985CA1193333A1 Counter circuit for counting high frequency pulses
09/04/1985EP0153788A1 Frequency divider circuit arrangement
08/1985
08/13/1985US4535465 Low power clock generator circuit
08/07/1985EP0150316A2 Clock generator
07/1985
07/30/1985US4532643 Bidirectional one-half rate counter
07/18/1985WO1985003176A1 Multiple frequency digital phase locked loop
07/02/1985CA1189915A1 Swallow counter for a frequency synthesizer
06/1985
06/26/1985EP0146418A1 Asynchronous buffer with stacked registers
06/25/1985US4525851 Frequency generator circuit
06/12/1985EP0144079A2 Integratable semiconductor circuit for a frequency devider
06/04/1985US4521898 Ripple counter circuit having reduced propagation delay
05/1985
05/29/1985EP0142738A1 Electronic counter
05/21/1985US4518920 Frequency synthesizer and method
05/08/1985EP0139657A1 Non-integer programmable counter
05/07/1985US4516251 Programmable prescaler
04/1985
04/23/1985US4513432 Multiple self-contained logic gate counter circuit
04/16/1985US4512030 High speed presettable counter
04/10/1985EP0136425A2 Dual master shift register bit stage
04/02/1985US4509183 Bidirectional transition counter with threshold output
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