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8643440 Electric circuit, sensor system equipped with the electric circuit, and sensor device equipped with the electric circuit  
An electric circuit includes: a reference signal generation circuit that generates a reference signal based on a first oscillation signal that is an oscillation signal of a first oscillation...
7694042 Instantaneous data-driven clock-gating device and hard-wired streaming processing system including the same  
Digital logic processing devices capable of reduced power consumption may be provided. A digital logic processing device may include one or more processing elements, an input FIFO for storing...
7284143 System and method for reducing clock skew  
In one embodiment, a method for balancing clock signals in a clock tree includes, at a register, receiving a divided input clock signal and a non-divided input clock signal and generating a first...
7149275 Integrated circuit and method of implementing a counter in an integrated circuit  
An integrated circuit, such as a programmable logic device, implements a single bit transition counter in logic. The counter preferably comprises a first stage receiving a clock signal having a...
7145978 High speed binary counter  
A high speed binary counter includes a counting first flip-flop for each binary bit, a single AND gate for each lower order binary bit beyond B0 and B1, and at least two AND gates for each higher...
7123679 Counter having improved counting speed  
A counter having enhanced counting speed is provided. The counter includes first through N-th output signal generators. The first output signal generator responds to a clock signal and outputs a...
6961402 High-speed synchronous counters with reduced logic complexity  
Described are fast synchronous counters with reduced combinatorial logic. In one embodiment, a four-bit shift register is configured in a ring and preset with a data pattern (e.g., 1000). The...
6826249 High-speed synchronous counters with reduced logic complexity  
Described are fast synchronous counters with reduced combinatorial logic. In one embodiment, a four-bit shift register is configured in a ring and preset with a data pattern (e.g., 1000). The...
6757352 Real time clock with a power saving counter for embedded systems  
A real time clock counter includes a serially connected plurality of register units, each register unit having a bit register for storing clock data, a half adder for incrementing the clock data...
6407597 Semiconductor device capable of immediately recovering from erroneous state to normal state  
A reset circuit outputting a reset signal /RESET when detecting an abnormal state in a ring counter is provided. The reset circuit divides the outputs of flip-flops constituting the ring counter...
6091794 Fast synchronous counter  
A synchronous counter circuit having a plurality of bit counting stages, each corresponding to a bit position for representing counts, from a least significant bit to a most significant bit. Each...
5526393 Synchronous counter  
A synchronous counter comprises one D flip-flop circuit for performing divide-by-2 frequency division of a clock signal CK, JK flip-flop circuits for, when input signals have HIGH levels (logical...
5509040 Frequency divider  
A frequency divider includes a transmission gate having input and output terminals and a gate terminal to which a single-phase clock signal is applied to turn off and off the transmission gate; an...
5467376 Incrementing and decrementing counter circuits  
A counter circuit converts a full count to a zero count and a zero count to a full count. An incrementing counter circuit according to the present invention has a plurality of threshold circuits...
5367551 Integrated circuit containing scan circuit  
An integrated circuit is provided for reducing scale of flip-flops which can be connected in the form of a shift register by the switching operation, in order to facilitate the test during the...
5301306 Circuit for slowing portion of microprocessor operating cycle in all successive operating cycles regardless of whether a slow device is accessed in the portion of any operating cycle  
Conventional microprocessors await the data on the bus for acceptance for a given number of processor clock signals after accessing an external device, notably after a read instruction for an...
5289518 Low power shift register circuit  
A logic circuit for outputting signals corresponding to an input signal depending on a clock signal sent from an external source includes at least one synchronous flip-flop being synchronized with...
5289517 Digital pulse processing device  
A digital pulse processing device is capable of selecting desired precision. The digital pulse processing device includes a counter group for counting pulses output from a pulse output device, the...
5159615 Digital frequency detection circuit  
A digital frequency detection circuit, or frequency discriminator, is implemented for use as a synchronization field detector for the synchronization field frequency in the data stream read from a...
5097491 Modular gray code counter  
A Gray Code counter is provided having synchronous, modular circuits for each of the three types of bit positions, i.e., least significant bit ("LSB"), most significant bit ("MSB") and middle bit...
5062126 High speed synchronous counter system and process with look-ahead carry generating circuit  
High speed synchronous counters are constrained to operate within certain speeds due to delays inherent in the counter configurations. By utilizing look-ahead carries, that is, producing carry...
4924484 High speed digital counter  
A high speed counter circuit for counting electrical pulses includes a master/slave flip-flop at the input stage of the counter. An AND gate logically ANDs the pulses being counted with the master...
4761801 Look ahead terminal counter  
A look ahead terminal counter and a method for generating a terminal count output signal are disclosed. The counter comprises a plurality of counter registers connected to counter enable circuitry...
4736119 Dynamic CMOS current surge control  
Integrated circuits having a large number of transmission gate logic stages have been found to draw a large current surge on power-up. This is due to the floating input node of complementary...
4679216 Synchronous binary counter  
A synchronous binary circuit comprising a counter including J-K flip-flops constituting lower l bit stages and higher m bit stages, first logic means for feeding, to J and K input terminals on...
4621370 Binary synchronous count and clear bit-slice module  
A binary synchronous bit-sliced counter comprising a plurality of cascaded identical stages (slices). Each stage only requires for its operation a source of potential Vdd, a carry-in signal input...
4596027 Counter/divider apparatus  
A counter/divider apparatus employing an array of counters arranged in parallel. Each counter repeatedly counts through a sequence of a number of clock pulses. The number is different for each...
4594516 Sampling pulse generator  
A first 5-stage ring counter generates a signal having a frequency of (4/5)fSC by dividing a frequency 8fSC of a signal. A second 5-stage ring counter generates a signal having a frequency of...
4587665 Binary counter having buffer and coincidence circuits for the switched bistable stages thereof  
A binary counter consists of a plurality of unit stages each having a bistable circuit, a buffer circuit for generating an output corresponding to an output state of the bistable circuit, a...
4521898 Ripple counter circuit having reduced propagation delay  
A ripple counter circuit is provided that reduces propagation delay inherent in flip-flops, and therefore, reduces the current required. A first flip-flop has a clock input responsive to a clock...
4418418 Parallel-serial converter  
A parallel-serial converter comprises a plurality of selection-delay unit circuits. The unit circuit selectively receives an output signal from the immediately preceding unit circuit and one of a...
4267513 Impulse generator apparatus  
An impulse generator apparatus for a high resolution Chirp radar utilizing a fast settling time VHF oscillator in combination with a digital counter and a low phase distortion output filter to...
4119867 Frequency division circuit  
An odd number of inverting memory blocks are connected in series in a closed ring circuit. Each inverting elememt comprises a P channel field effect transistor and an N channel field effect...
4063114 Dynamic divider circuit  
A dynamic divider circuit for dividing a clock signal by n-1 where n is an odd integer is provided. The divider circuit includes n -series connected C-MOS inverter circuits, the output of the last...
3970867 Synchronous counter/divider using only four NAND or NOR gates per bit  
A plural bit-stage synchronous counter/divider wherein each bit-stage comprises four multiple-input inverting gates in flip-flop configuration with the output of the first and second gates...
3958182 Electronic circuit for supplying energizing pulses of predetermined duration to an electric motor  
An electronic circuit for supplying energizing pulses of predetermined duion to an electric motor comprises a principal chain of frequency dividing elements, a bistable multivibrator, and an...
3944851 Ring counter circuit with electronic switch control of clock pulse transmission  
A ring counter composed of a plurality of stages connected in sequence and including electronic switches, holding circuits, and elements for feeding a timing pulse only to a stage connected after...
3857102 PULSE COUNTER  
A pulse counter including AND, OR, NOT gates and their combinations comprises two n-stage flip-flops, where n = 5, 6, ..... , the outputs of the first one of these flip-flops being connected...
3649923 CARRIER-FREQUENCY GENERATOR FOR MULTIPLEX COMMUNICATION SYSTEM  
A square wave generated by a high-frequency oscillator is subjected to repetitive frequency division with formation of the logical products of the outputs of various combinations of divider stages...
3631260 LOGIC CIRCUIT  
An Esaki diode and a high-conduction diode are connected in parallel across the base-collector junction of a transistor junction of a transistor to constitute a logic circuit. The input-output...
3555295 PARALLEL COUNTER  
A parallel counter using noncomplementing bistable circuits has coincidence gates associated with the bistable circuits to detect the lowest ordered counter stage in a reset state at the time of a...
3548319 SYNCHRONOUS DIGITAL COUNTER  
1,271,672. Electronic counters. WESTINGHOUSE ELECTRIC CORP. 4 July, 1969 [29 July, 1968], No. 33707/69. Heading G4A. Accelerated carry is provided in a binary cascade counter of the type in which...
3544773 REVERSIBLE BINARY CODED DECIMAL SYNCHRONOUS COUNTER CIRCUITS  
3519941 THRESHOLD GATE COUNTERS  
3517318 SYNCHRONOUS COUNTER  
3434058 RING COUNTERS EMPLOYING THRESHOLD GATES  
3408577 Pulse counter  
3401343 High speed binary counter employing j-k flip-flops  
3345574 Ring-counter employing plural andgates per stage that simultaneously connect associated and subsequent stages to avoid switching delay  
3335266 Electronic counter using semiconductor counting devices  

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