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Match Document Document Title
8823267 Bandgap ready circuit  
A bandgap ready circuit for an RFID tag includes a bandgap circuit for providing a bandgap voltage, a first comparator for monitoring first and second voltages in the bandgap circuit and for...
8786297 Method of and circuit for brown-out detection  
A circuit and method for detecting a brown-out condition and providing a feed-forward transfer function in a power supply circuit. A comparison circuit is coupled to a delay element through a...
8604838 Comparator with improved time constant  
An apparatus for comparing differential input signal inputs is provided. The apparatus comprises a CMOS sense amplifier (which has having a first input terminal, a second input terminal, a first...
8564350 Hysteresis device  
A hysteresis device produces an output signal in accordance with hysteresis characteristics that changes at a plurality of thresholds with respect to an input signal. The hysteresis apparatus...
8513979 Integrated circuit and related controlling method  
An integrated circuit includes: a circuit pin; a detecting circuit coupled to the circuit pin, and arranged to detect a signal level value of the circuit pin when the integrated circuit operates...
8476934 Circuitry and method for differential signal detection with integrated reference voltage  
Differential signal detection circuitry with an integrated reference voltage. The reference voltage is added as an offset to the output voltage, and its integration ensures that variations in the...
8466715 Comparator  
A comparator includes: a wide-swing operation transconductance amplifier (OTA), having first and second differential input pairs for receiving first and second differential input signals...
8378727 Bistable CML circuit  
A common-source circuit including two branches in parallel between a terminal of application of a voltage and a current source, each branch comprising: a series association of a resistor and a...
8289053 Comparator circuit and display device provided with the same  
An inverter is configured by double gate TFTs, and an inverter is configured by double gate TFTs. Top gate terminals of the TFTs that configure the inverter are connected to an input terminal...
8258819 Latched comparator having isolation inductors  
Traditionally, latched comparators have suffered from performance problems related to exposure of the latch to load capacitances. Even attempts to isolate the latch from the load capacitances by...
8228094 Comparator for technologies with transient variations of transistor parameters  
This disclosure relates to permuting transistors to compensate for offsets generated by transient variations of the transistors' parameters.
8207782 Circuits and methods to minimize thermally generated offset voltages  
A circuit to minimize thermally generated offset voltages includes a differential pair of transistors having a first transistor and a second transistor and coupled to a current source, a...
8198921 Dynamic comparator with background offset calibration  
A dynamic comparator with background offset calibration is provided. The dynamic comparator includes at least one input differential pair, a first back-to-back inverter, a second back-to-back...
8143921 Latched comparator and methods therefor  
A compare cycle of a comparator includes a precharge phase and a compare phase. During the precharge phase, a node of the comparator is precharged to a defined voltage. In addition, during the...
8026743 Envelope detector for high speed applications  
An envelope detecting circuit is provided. The envelope detecting circuit comprises a source degeneration circuit that amplifies an input differential signal, a differential gain stage that...
7990183 Differential comparator with skew compensation function and test apparatus using the same  
One of differential signals is inputted to a first input terminal. The other of the differential signals is inputted to a second input terminal. A first sample hold circuit samples the signal...
7961011 Amplifier  
An amplifier includes: an operation amplifier including a positive input terminal and a negative input terminal; and a detector which detects that a difference between a voltage of the positive...
7863944 Passive clock detector  
A clock detector is provided. The clock detector generally comprises a filter, a first branch, a second branch, a latch, and logic. The filter is adapted to receive a clock signal and is coupled...
7839183 Circuit for discriminating output of squelch circuit and circuit for regulating sensivity of the same  
A circuit for discriminating a ‘Noisy’ state of an output of a squelch circuit is disclosed. A circuit for resolve the ‘Noisy’ state of the output of the squelch circuit is also disclosed which...
7826551 Input and output driver circuits for differential signal transfer, and differential signal transfer apparatus and methods  
In one aspect, a differential signal transfer method is provided which includes converting 2M−1 original signals into 2M−1 differential signal pairs, where M is an integer of 2 or more, and...
7714515 LED driver system and method  
According to an embodiment of the present invention, a system is provided for driving at least one light-emitting diode (LED). The system includes an output terminal connectable to an anode of the...
7714621 Input signal detecting circuit  
An input signal detecting circuit includes a plurality of comparators configured to output a plurality of differential output signals in response to a differential input signal, respectively; and...
7684427 Switching matrix with two control inputs at each switching element  
A switching matrix has a first number of inputs and a second number of outputs as well as a conductor arrangement and controllable switching elements by means of which the inputs can be connected...
7639049 Voltage detecting circuit and battery device using same  
A voltage detecting circuit included in a battery device includes an input voltage comparing circuit that compares a first threshold value voltage or a second threshold value voltage lower than...
7586338 Increasing the availability and redundancy of analog current outputs  
There is described a method for increasing an availability and a redundancy of an analog current output as well as an analog current output with increased availability and redundancy. To improve...
7570715 Digital signal receiving circuit  
A delayed peak detector detects a peak level of an input signal IN at timing lagged behind a peak detector, and a peak difference detector detects a peak difference PLD between a delayed peak...
7501862 Comparator with low offset voltage  
A differential comparator is provided. The comparator receiving two differential signals and generating a comparison result represented by an output signal on one of two output terminals...
7468618 Microcode-initiated high speed comparator  
A microcode-initiated high speed comparator in an optical transceiver includes an initialization and control section consisting of various register sets, an analog section with comparator...
7292083 Comparator circuit with Schmitt trigger hysteresis character  
A circuit and a method are provided to produce a novel comparator with Schmitt trigger hysteresis character. The circuit includes a current source which controls the magnitude of current flow...
7199620 Signal detecting circuit  
A signal detecting circuit includes first and second differential amplifiers and a differential exclusive-OR circuit. The first differential amplifier is configured to amplify a differential input...
7106106 Clocked comparator circuit  
A comparator is provided that compares one or more input signals in a regenerative circuit. One or more switched isolate the signal inputs after regeneration has started but before regeneration...
7054771 Bus line current calibration  
Disclosed herein is a method and system for calibrating line drive currents in systems that generate data signals by varying line drive currents and that interpret the data signals by comparing...
7027333 High reliability triple redundant memory element with integrated testability and voting structures on each latch  
In a preferred embodiment, the invention provides a circuit and method for a high reliability triple redundant latch with integrated testability. Three settable memory elements set an identical...
6967506 Circuit arrangement for the discrete-time comparison of signals  
The invention pertains to a circuit arrangement (comparator) for the discrete-time comparison of input signals (ip, vrefp) and for making available a pair of complementary output levels (vdd, vss)...
6940316 Comparator circuit  
In order to provide a comparator circuit without generating a malfunction, the comparator circuit according to the present invention may comprise a comparator circuit including a differential...
6836157 Method and apparatus for driving LEDs  
A plurality of LEDs is driven in parallel, in at least two modes. In a first mode, the LEDs are driven with a first voltage. In subsequent modes, the LEDs are driven with successively higher...
6583651 Neural network output sensing and decision circuit and method  
A device and method for selecting within a group of analog signals the one with the lowest or with the highest value. In one embodiment the device has a differential amplifier configuration having...
6437607 Non linear circuit for open load control in low-side driver type circuits  
Non linear circuit for open load control in Low-Side Driver type circuits, including at least two power transistors, scaled according to an area ratio 1 to M, with M>1, wherein the power...
6437606 Method of anomalous offset detection and a corresponding circuit  
A method of assessing the offset on the output nodes of an amplifying channel includes generating a logic signal for signaling the existence of an offset having a level exceeding a window of...
6424684 Method and apparatus for receiving synchronous data  
A circuit receives data from a high frequency data line. The circuit determines the data value by employing a decision circuit and an over-sampling circuit. The over-sampling circuit captures the...
6366137 Very low-power comparison device  
The device for the comparison of the levels of two input signals MI, PI includes a first comparator COMP1, the switching of the comparator being expressed by a change-over of the output OUT1 of...
6292030 Pre-charged high-speed comparator  
A pre-charged high-speed comparator includes a first negative phase logic switch, a second negative phase logic switch, a third negative phase logic switch, a first positive phase logic switch, a...
6271693 Multi-function switched-current magnitude sorter  
A signal sorter for magnitude sorting among a number of signals is disclosed that allows for magnitude sorting of a number of signals in an ascending or descending ordered manner governed by the...
6268747 Dynamic voltage sense amplifier  
A sense amplifier includes a bistable circuit and a control circuit. The bistable circuit has first and second input/output terminals connected to two input lines via a gating circuit. The...
5995420 Integrated XNOR flip-flop for cache tag comparison  
An integrated XNOR flip-flop is provided which is faster than conventional XNOR flip-flop combinations. The integrated XNOR flip-flop is faster and uses less area than conventional XNOR flip-flop...
5990707 Method and system for sliced integration of flash analog to digital converters in read channel circuits  
A system and method is provided having a flash analog-to-digital converter (ADC) that includes an input signal buffer, a plurality of identical voltage comparators, and a reference generator. A...
5905387 Analog voltage-signal selector device  
The present invention relates to an analog voltage-signal selector device of the type comprising at least one plurality of comparator circuits operating in parallel and each having at least a...
5872467 Dynamic comparator with improved pre-charge/set-up time  
A multiple bit dynamic comparator is described which includes logic gates that function to turn-off particular devices that are directly connected to the comparator output node and thereby isolate...
5831460 Power-on reset circuit with separate power-up and brown-out trigger levels  
A power-on reset (POR) circuit including a first single-level POR, a second single-level POR, a combining circuit, and a latch. Responsive to the voltage on a voltage supply terminal, the first...
5781585 Arrangement for monitoring a two-wire bus line  
An arrangement for monitoring a two-wire bus line for serial transmission of digital data includes a bus subscriber receiving circuit coupled to the two-wire line and including three comparators...

Matches 1 - 50 out of 128 1 2 3 >