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7577863 Addressing type frequency counter circuit  
An addressing type frequency counter circuit is disclosed, which receives a multiple parameter and a clock of addressing input from an external circuit, and uses a hardware address to perform the...
6707874 Multiple-output counters for analog-to-digital and digital-to-analog conversion  
A machine used for digital counting which can provide multiple output counts. The machine is particularly useful in analog-to-digital (A/D) converters and in digital-to-analog (D/A) converters. The...
6700946 System and method for automatic generation of an at-speed counter  
Methods and systems for automatic generation of an at-speed binary counter are described. The binary counter includes a slow counter that increments when a fast counter overflows to keep up with a...
6449327 Counter circuit  
A system and method are presented for providing a multi-stage counter. In one embodiment, a signal propagates from the most significant bit of the counter to the least significant bit of the...
6097781 Shared counter  
A shared counter performs multiple counting functions in an electronic circuit, such as a memory integrated circuit. An input selection circuit selects one of M input data sets at a given time to...
6064712 Autoreload loop counter  
There is disclosed a loop counter reload circuit loads an initial count value into a counter and a shadow register. A count value output from the counter is changed by a predetermined displacement...
5923718 Binary counter reading circuit  
An asynchronous reading circuit improves reliability of data read from a binary counter. Count data generated by a binary counter 101 according to a counting clock is converted into a gray code by...
5878250 Circuitry for emulating asynchronous register loading functions  
Circuitry is provided that allows a register without an asynchronous loading capability to be asynchronously loaded. Logic gates are provided before and after the register. The logic gates are...
5596616 Burst address sequence generator for addressing static random-access-memory devices  
A burst address sequence generator includes a counter, a latch and an exclusive-OR gate. The counter is controlled by a mode signal for generating count values. The latch generates pre-address...
5561674 Synchronous counter and method for propagation carry of the same  
A synchronous counter performing a count operation in response to an input of a clock having a fixed frequency. The synchronous counter including a first transmission gate receiving a counter...
5539795 Sector pulse generating apparatus for multiple zone recording of a disk memory  
A sector pulse generating apparatus for multiple zone recording includes only first and second counters. The first counter counts reference clock pulses and outputs a present position signal. The...
5526391 N+1 frequency divider counter and method therefor  
An N+1 frequency divider counter (20) has a binary counter (22), ones detect circuitry (26), control logic (24), and an output flip-flop (28). The binary counter (22) counts from an initial value...
5512846 Signal selecting device controlled by a serially transmitted mode signal requiring but one terminal  
In a signal selecting device, a mode determination portion 61 comprises a shift register 11, a clock generating portion 20 and decoder 51. The clock generating portion 20 receives a mode signal M...
5506878 Programmable clock having programmable delay and duty cycle based on a user-supplied reference clock  
An input clock delay circuit includes an up counter for estimating the approximate number of internal clock cycles that occur during one cycle of the input clock signal and another up counter for...
5477179 Apparatus for generating a modulated pulse signal  
A device for printing an image onto a surface, such as food containers, employs a laser that is scanned across a surface to produce a latent image on a charged photosensitive surface formed on the...
5430781 Variable pulse width generator circuit  
A comparator is provided in the counter circuit to compare the counted value of clocks by a counter with the value of a register in which a target changing value of a comparison register which sets...
5426387 Device for generating an electrical voltage of predetermined waveform, iontophoresis apparatus for transdermally administering medicinal products and electrical stimulation apparatus, which apparatuses are equipped with such a device  
The device comprises a switched-mode power supply (1) equipped with an electronic switching member (T 1 ), the closing of which controls the power supply to an inductor (L 1 ) which discharges,...
5410582 Reference-signal generating apparatus  
A reference signal generator that operates in response to a digital control signal has an increased resolving power without the requirement for increasing the basic clock rate or increasing the bit...
5402009 Pulse generator for generating a variable-width pulse having a small delay  
A pulse generator has a presetting clock synchronous counter having a count enable terminal, the counter which counts up input data using a clock signal whose basic unit of time width corresponds...
5398270 Data coincidence detecting circuit  
A data coincidence detecting circuit including a register for receiving n-bit data, a counter for counting up until 2 n to compare the n-bit data with it, a comparator for comparing the outputs of...
5390224 Clock control apparatus  
A clock control apparatus having a basic period clock and a plurality of clocks with different phases from the basic period clock by t/N period, is used with an information processing unit. The...
5383230 Reload-timer/counter circuit  
A reload-timer/counter circuit provides a reload-timer function and a counter function commonly and selectively. The circuit is comprised of first, second, third, and fourth registers. The third...
5381454 Circuit and method of resetting a data compressor/decompressor  
A data compressor generates codewords representative of the location and length of a string match between an input data stream and a CAM array vocabulary table. A data decompressor looks up the...
5376834 Initialization circuit for automatically establishing an output to zero or desired reference potential  
A circuit for initializing the output voltage of an analog circuit includes a switch operative to connect an input of the analog circuit to a first reference potential during an initializing...
5371773 Driving circuit for solid-state image sensor and counter circuit used therein  
A counter circuit includes counting stages of n bits where n is a natural number. The counter circuit also includes a logic decoding circuit for determining the inputs of the counting stages, a...
5371770 Pulse generating circuit for microcomputers  
The invention provides a pulse generating circuit including a single timer or counter which conducts both a event base count and a subsequent time base count according to clock signals about the...
5355397 Clock start up stabilization for computer systems  
Utilization circuits, such as logic chip circuits, are prevented from receiving the initial one or more pulses of a train of clock pulses produced after the master system clock is started, while...
5349621 Method and circuit arrangement for transmitting data blocks through a bus system  
In the transmission of variable length data blocks, where data and addresses share the same bus lines, one of the other signals, which are present anyway (chip-select, CS-, read, write), indicates...
5347559 Apparatus and method of data transfer between systems using different clocks  
According to one aspect of the invention, an apparatus includes a first processor coupled to a first system bus to provide data to a cache and a memory, and a second processor coupled to the first...
5347182 Device for indicating that an optional component is mounted on a board  
The invention concerns a device for indicating the presence of optional components (01-04) that can be inserted on a microprocessor board, each component having a first pin (10) associated to a...
5339345 Frequency divider circuit  
A frequency divider state machine synchronously divides an input clock's frequency by 1.5. The clock divider circuit includes two storage elements which are clocked on different edges of the input...
5325411 Display driving circuit  
A display driving circuit includes a latch circuit provided with a resetting terminal for receiving a pulse signal having a constant period and a setting terminal, a logic product circuit for...
5313509 Pulse counter with arbitrary output characteristic  
A pulse counter has a programmable prescaler that divides the frequency of an input clock pulse signal by a factor designated by a code signal. A counter counts the prescaled clock pulse signal...
5309494 Circuit configuration for generating logical butterfly structures  
A circuit configuration includes k linking cells each generating one of k output states from two of k input states. Each of the linking cells have two counters. Each of the counters have a serial...
5303279 Timer circuit  
An n-bit input count value is split into high-order n-1 bits and a low-order one bit so that the overflow signal 3a of the n-1 bit counter 2 for counting the high-order n-1 bits and the output...
5303278 Circuit for compensating waveform shaping error  
In a capstan servo circuit, a waveform shaping error which might occur while shaping the waveform of an FG signal is suppressed to control the speed of a capstan motor stably. An FG signal from a...
5221906 Program control digital pulse generator  
A pulse generating circuit equipped with a data register (17) in which there are stored data to designate output terminals (14a to 14m) which generate output pulses and data to define the output...
5214682 High resolution digitally controlled oscillator  
A high resolution digitally controlled oscillator is in the form of a digital frequency divider, which uses calculation logic to utilize both the rising edge and the falling edge (start edge and...
5206890 Counter circuit with direction of count indication  
A counter circuit comprises a signal detector for providing an up/down indication signal and a count clock signal according to an up/down signal and a reference clock signal. A n-bit counter for...
5204885 Method and device for evaluating a digital signal using a digital counter with LSB signal separately applied to both counter and register  
A digital counting method and device for evaluating a digital signal (S S ) using a digital counter (Z) applies the digital signal (S s ) that is received by the input (ZE) of the digital counter...
5187725 Data detector at output of counter  
A data detector comprises a counter having a plural-bit parallel output, compensation means for compensating a shift of output times of a low order bit and a high order bit of the counter caused by...
5170417 Preset number of pulses generated within given time period even when time period changes  
A circuit arrangement generates a preset number of output pulses each time between two consecutive input pulses, the distance between the input pulses being subject to variation. The output pulses...
5170416 Encoder duty-cycle error correction  
The present invention (50) corrects duty-cycle errors generated by imperfections in encoder scales and encoder detectors. A preferred embodiment of the invention operates by detecting successive...
5166959 Picosecond event timer  
A circuit for time stamping event signals, e.g. zero-crossings, using coarse and fine timers. The fine timer is a circuit section which subdivides a period from a phase-locked ring-oscillator into...
5164970 Cascaded driver circuit  
A cascaded driver circuit has two or more stages connected to a common serial data signal line and a common clock pulse signal line. Each stage has a counter circuit for dividing the frequency of...
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...
5157701 High speed counter circuit  
A high speed counter employs a number of functional blocks, flexibly interconnected on a bus structure, to provide efficient and high speed implementation of arbitrary range measuring tasks. A set...
5155748 Programmable multi-source IR detector  
A programmable circuit for sampling an IR signal is responsive to a clock signal and a plurality of programmable factors which establish the characteristics of the sampling pattern. The circuit...
5150390 High-rate pulse pattern generator  
Frequency division circuits in n stages sequentially 1/2-frequency-divide an input clock signal. Pattern generating circuit generates and issues a plurality of pattern data parallel to each other...
5109395 Decimetor circuit of simple construction and high speed operation  
A decimetor circuit is constructed to execute an FIR filtering of "n" taps for input data sampled with a sampling frequency "f" and then to resample an output of the FIR filter at a frequency of...
Matches 1 - 50 out of 155 1 2 3 4 >