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8552663 |
Controller for controlling an LED assembly, lighting application and method for controlling an LED assembly
A controller for controlling an LED assembly is described. The controller is arranged to—receive an input signal representing a required characteristic of the LED assembly,—convert the input... |
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8510612 |
Disabling outbound drivers for a last memory buffer on a memory channel
Memory apparatus and methods utilizing multiple bit lanes may redirect one or more signals on the bit lanes. A memory agent may include a redrive circuit having a plurality of bit lanes, a memory... |
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8125251 |
Semiconductor memory device having a clock alignment training circuit and method for operating the same
A semiconductor device includes a clock input block to receive a system clock and a data clock, a clock frequency dividing block to generate a plurality of multi-phase data frequency division... |
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8085033 |
Phase detector system
A phase detection system (100) comprises an input terminal (101), first and second peak detectors (103, 113), an averaging unit (107), an offset unit (122), and a comparator (126). Input terminal... |
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8020056 |
Memory channel with bit lane fail-over
Memory apparatus and methods utilizing multiple bit lanes may redirect one or more signals on the bit lanes. A memory agent may include a redrive circuit having a plurality of bit lanes, a memory... |
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7576569 |
Circuit for dynamic circuit timing synthesis and monitoring of critical paths and environmental conditions of an integrated circuit
A circuit for dynamically monitoring the operation of an integrated circuit under differing temperature, frequency, and voltage (including localized noise and droop), and for detecting early life... |
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7190192 |
High speed source synchronous signaling for interfacing VLSI CMOS circuits to transmission lines
A system of the present invention uses small swing differential source synchronous voltage and timing reference (SSVTR and /SSVTR) signals to compare single-ended signals of the same slew rate... |
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7126383 |
High speed source synchronous signaling for interfacing VLSI CMOS circuits to transmission lines
A system of the present invention uses small swing differential source synchronous voltage and timing reference (SSVTR and /SSVTR) signals to compare single-ended signals of the same slew rate... |
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7120555 |
Signal statistics determination
A signal can be analysed to determine statistical characteristics indicative of, for example, the predictability or time reversibility of the signal. The signal is examined to locate events... |
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7009428 |
High speed source synchronous signaling for interfacing VLSI CMOS circuits to transmission lines
A system of the present invention uses small swing differential source synchronous voltage and timing reference (SSVTR and /SSVTR) signals to compare single-ended signals of the same slew rate... |
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6650149 |
Latched active fail-safe circuit for protecting a differential receiver
A fail-safe circuit for a differential receiver can tolerate noise. A latch is enabled when both differential inputs V+, V− rise above a reference voltage that is close to Vcc. The latch, once... |
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6255859 |
High speed source synchronous signaling for interfacing VLSI CMOS circuits to transmission lines
A system of the present invention uses small swing differential source synchronous voltage and timing reference (SSVTR and /SSVTR) signals to compare single-ended signals of the same slew rate... |
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6225832 |
Signal regeneration circuit
The signal regeneration circuit recovers a digital signal from an input signal that is supplied via metallic isolation (galvanic separation). The circuit has two input terminals for the input... |
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6209051 |
Method for switching between multiple system hosts
In a method for switching between multiple system hosts (154,164,174,184) on a CompactPCI bus (110,120), a hot swap controller (166,186) provides to a special arbiter (820) a high priority request... |
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6201417 |
Shaping a current sense signal by using a controlled slew rate
A method and circuit for reducing the leading edge spike in a current sense signal. The current sense signal is a measure of the current through a switched power device controlled by a switching... |
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6160423 |
High speed source synchronous signaling for interfacing VLSI CMOS circuits to transmission lines
A system of the present invention uses small swing differential source synchronous voltage and timing reference (SSVTR and /SSVTR) signals to compare single-ended signals of the same slew rate... |
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6100680 |
Detecting the passing of magnetic articles using a transducer-signal detector having a switchable dual-mode threshold
A magnetic-field-to-voltage transducer includes a Hall element and a digitally gain-controlled Hall-voltage amplifier that produces an analog signal voltage Vsig having excursions of one polarity... |
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6051997 |
Circuit for tracking rapid changes in mid-point voltage of a data signal
A circuit (11) for tracking rapid changes in peak and trough voltages of a data signal includes a peak detector circuit (13) and a trough detector circuit (14) coupled to the input for detecting... |
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5939902 |
Integrating circuit internally included in semiconductor device
An integrating circuit internally included in a semiconductor device includes a constant voltage circuit 11 for generating a predetermined constant voltage VREF, and a voltage-to-current... |
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5805460 |
Method for measuring RF pulse rise time, fall time and pulse width
A method for measuring the rise/fall time and pulse width of RF pulses using multi-purpose, commercial-off-the-shelf test devices, such as an RF signal down converter, a digitizer and a signal... |
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5680066 |
Signal transition detector circuit
A semiconductor device which includes at least one of (1) an input buffer circuit formed of an input level converter and a non-inverting buffer circuit and an inverting buffer circuit each... |
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5566130 |
Address transition detection (ATD) circuit for asynchronous VLSI chips
A logic filtered address transition detection circuit that receives a chip select signal and an ATD pulse, and which produces an internal clock pulse using:an AND gate, a filtered input terminal,... |
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5559461 |
Drive circuit detecting slow signal transition
A drive circuit includes first and second circuit sections. The first circuit section maintains, during an initial stage of a transient period of an input signal, its output level before the... |
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5513209 |
Resampling synchronizer of digitally sampled signals
A digital resampling system is provided for converting a first digital signal to a second digital signal, where both signals represent the same analog signal but sampled at two different clock... |
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5448529 |
High speed and hierarchical address transition detection circuit
An address transition detection (ATD) circuit provides an address transition detection pulse in response to either a high-to-low or low-to-high external address transition. The ATD circuit... |
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5418820 |
Automatic polarity detection and correction method and apparatus employing linkpulses
An apparatus and method for a transition detector and pulse width qualifying circuit for a differential receiver. The circuit generates pulses at every transition of a differential input signal... |
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5394035 |
Rate of change comparator
A rate of change comparator uses an RC charging circuit and a separate RC discharging circuit to follow a transducer output. The resistor component of each RC circuit is shunted by a diode, each... |
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5378946 |
Arrangement for temporal detection of a signal edge of an electrical signal transmitted over a transmission line
Two edge detectors (12, 13) at the input (10.1) and the output (10.2) of a delay line (10) of the edge detector arrangement (11) generate detection signals of identical shape at the detected... |
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5374894 |
Transition detection circuit
A circuit for detecting the transition of the state of logic signals at a plurality of input terminals is provided. The circuit has a transition detecting block connected to each input terminal... |
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5357480 |
Address change detecting system for a memory
An address change detection system detects a change in an address input in a memory to initiate a read or write operation. The address change detection system uses a transition detection delay... |
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5319607 |
Semiconductor unit
The present invention relates to a semiconductor unit including a delay circuit used for an address transition detecting circuit in a storage, wherein a change of an address is detected and,... |
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5319251 |
Circuit arrangement for generating a switching pulse from a square-wave signal
A circuit arrangement for generating a switching pulse in dependence upon an edge of a square-wave signal is proposed. The circuit arrangement includes a switch (T1) which is controlled by the... |
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5313435 |
Semiconductor memory device having address transition detector
An address transition detector (ATD) of a semiconductor memory device. In particular, even if the address transition of the semiconductor memory device occurs over a long time, malfunction is... |
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5313120 |
Address buffer with ATD generation
An address buffer (20) provides an ATD pulse in response to an address signal transitioning from one logic state to another. The address buffer (20) includes a differential amplifier (22), an... |
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5306963 |
Address transition detection noise filter in pulse summation circuit for nonvolatile semiconductor memory
A noise filter to eliminate short, multiple pulses output from an address transition detection ("ATD") circuit caused by address line noise occurring during a read operation of a nonvolatile... |
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5306958 |
High-speed address transition detection circuit
An address detection transition circuit provides an address transition detection pulse in response to either a high-to-low or a low-to-high external address input logic transition. The address... |
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5022052 |
Analog signal binary transmission system using slope detection
A system for transmitting an analog signal comprises converting the input analog signal to a binary signal by detecting the change in sign of the slope of the analog signal and generating a binary... |
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4803701 |
Digital detection circuit
A digital pulse detection apparatus for correcting a distorted serial digital signal by differencing the signal and a delayed version of the signal in a differential amplifier to obtain the slope... |
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4789950 |
Pre-interpolation adaptive filter
An adaptive filtering procedure reduces overshoot which may be present on a waveform having infinite slopes displayed on a digital oscilloscope as a result of interpolation between samples at the... |
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4727314 |
Transient detector apparatus
A transient detector apparatus utilizing peak and slope detectors to determine the presence of transient signal in a logic signal. Individual slope measurements of the input signal are compared... |
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4713553 |
Fast power-fail detector for power supplies with energy hysteresis
A system for rapidly detecting power disturbances with ferroresonant transformers having a decay profile comprising the steps of rectifying a power signal; comparing the rectified signal against a... |
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4587448 |
Signal transition detection circuit
A signal transition detection circuit detects a transition which satisfies predetermined criteria related to magnitude and time. These criteria include that the magnitude of a group of signal... |
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4563593 |
Transition detector circuit
A transition detector circuit comprises a first invertor train comprising 2n stages of invertors (n: positive integer including zero), the input thereof being connected to a signal input terminal... |
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4553042 |
Signal transition enhancement circuit
A signal transition enhancement circuit detects transitions in the magnitudes of successive sampled data signals and substitutes certain data samples preceeding and following the transition for... |
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4503396 |
Circuit and method for generating a ramp signal
Circuit and method for generating a ramp signal having an incrementally changing slope. The invention is particularly useful for ramping magnetic recording bias or erase signals by providing a... |
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4463272 |
Automatic drift correction
Drift in the zero or datum reference point of a circuit (such as that forming part of a measuring device) is corrected by sensing the rate of change of the signal provided by the circuit and... |
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4344037 |
System and method for analyzing tonosignals
A system and method analyzes tonosignals and other electrical signals such as those representative of force-displacement information from applanating probes initially to determine the presence of... |
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4337434 |
Compensator for slowly responding sensors
A signal compensating network for use with a sensing element having different rates of response for increasing or decreasing sensed quantities includes a differentiating amplifier having different... |
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4334037 |
Moulding compositions of a styrene polymer and PTFE particles
A thermoplastic moulding composition comprises a major proportion of a thermoplastic styrene-based polymeric material having dispersed therein at least 5% by weight, based on the total weight of... |
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4331888 |
Temperature detecting apparatus
A temperature detecting apparatus having a first transistor connected in diode configuration or a first diode, with its forward current set in certain value. A second transistor has similar... |