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8994408 Electronic circuit  
An electronic circuit includes: a weighting circuit configured to generate a first current by weighting and combining a first input signal and a second input signal in accordance with a modifiable...
8970203 Field device for process automation  
A field device comprising a signal processing unit that generates a digital measurement, control or regulation signal, and comprises an output stage that converts the digital measurement, control...
8901937 Foreground techniques for comparator calibration  
A method and a device for canceling an offset voltage in an output of a comparator circuit include applying a signal to a first input of the comparator as a function of an initial tap point in a...
8698534 Digital-to-analog conversion apparatus and current-mode interpolation buffer thereof  
A digital-to-analog conversion apparatus and a current-mode interpolation buffer thereof are provided. The current-mode interpolation buffer comprises a current source, a first differential...
8680891 High voltage tolerant differential receiver  
A high voltage tolerant differential receiver circuit includes a voltage divider ladder that is operative to divide in half differential input signals that are greater than threshold voltages of...
8643443 Comparator and relaxation oscillator employing same  
A relaxation oscillator has a comparator that includes first through third bias current transistors coupled to a first supply rail. First and second input transistors form a pair of parallel...
8513980 Reduced offset comparator  
An apparatus is provided. The apparatus comprises backend circuitry and pairs of redundant input circuits. Each pair of redundant input circuits is configured to form a differential pair of...
8493096 Method for performing a tri-state comparison of two input signals in a window comparator circuit, and window comparator circuit for implementing the method  
A method performs a comparison of input signals in a window comparator circuit. In a first phase, input, ground and offset voltages are stored on capacitors. A comparison is performed between a...
8446308 Apparatus for detection of a leading edge of a photo sensor output signal  
A system and method for processing an analog signal output by a sensor. The system and method converting, using at least one analog-to-digital converter (ADC), the analog output signal to a...
8350599 Voltage comparators  
A voltage comparator, comprises: a first branch comprising a first transistor, a first resistor (R1), and a first current dependent voltage source (VA), wherein a first voltage (V1) is applied...
8330501 Dual mode rail-to-rail buffer for low voltage memory  
A system for voltage buffering within an integrated circuit (IC). The system can include a first buffer having an input and an output. The first buffer can be configured to buffer a received...
7884650 Analog comparator comprising a digital offset compensation  
A digital compensation of an input stage of a comparator may be achieved by providing switched load elements, which may be appropriately connected to the differential input pair of the comparator...
7868665 Integrated circuit and sensor for imaging  
New sensors and different embodiments of multi-channel integrated circuit are provided. The new high energy and spatial resolution sensors use both solid state and scintillator detectors. Each...
7724039 Conversion circuit for converting differential signal into signal-phase signal  
A conversion circuit for converting a differential signal into a single-phase signal 1 has a source-follower amplifier 10 and a source-grounded amplifier 20. The source-follower amplifier 10...
7710163 Compensating a push-pull transmit driver  
An interface such a PCI-E interface may comprise a transmitter and a compensation circuit. In one embodiment, the transmitter may comprise a transmit driver, which may use a push-pull...
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...
7592845 Input signal level detection apparatus and method  
A method and an input signal level detection apparatus that correctly detect a level of an input signal while consuming low power apparatus including: a full-wave rectifier outputting a full-wave...
7576572 Rail-to-rail comparator with hysteresis  
A comparator, comprising at least one current stage for providing a first current proportional to a difference between first and second comparator inputs, the first current being provided to an...
7541844 Current weighted voltage interpolation buffer  
A voltage interpolation buffer for interpolating voltages by adjusting ratio of bias currents includes a first difference voltage to current unit for outputting corresponding difference current...
7535264 Methods and systems for comparing currents using current conveyor circuitry  
Methods and systems are provided for comparing currents. The method includes driving a first current through a first X leg of a first current conveyor circuit and a second current through a second...
7463309 Data slicer for generating a reference voltage  
A data slicer of the present invention comprises a reference voltage generation circuit and a comparator. The reference voltage generation circuit comprises a plurality of capacitances which area...
7439780 Chopper type comparator  
A comparator includes: a CMOS inverter constituted by a combination of a first p-channel MOS transistor and a first n-channel MOS transistor; a second p-channel MOS transistor connected in...
7417472 Multi-channel integrated circuit  
A multi-channel integrated circuit is provided in which each channel has an analog section and a digital section. Each channel of the readout chip employs low noise charge sensitive amplifier at...
7298181 Highest supply selection circuit  
A power supply monitoring circuit that monitors and delivers the highest voltage power supply to an IC system includes a voltage comparator that receives two different power supply voltages, and...
7295044 Receiver circuits for generating digital clock signals  
A digital clock generation circuit (and a method for operating the same). The digital clock generation circuit includes a first, a second, a third differential comparator circuits. The first...
7126386 Multi-channel integrated circuit  
A multi-channel integrated circuit is provided in which each channel has an analog section and a digital section. Each channel of the readout chip employs low noise charge sensitive amplifier at...
7053671 Low-jitter differential-to-single-ended data conversion circuits  
Circuitry is provided for converting differential digital data to single-ended digital data. Differential data signals have complementary pairs of signals that are referenced to each other....
6977532 Dual differential comparator circuit with full range of input swing  
The differential comparator circuit for receiving an input voltage within a pre-determined range, amplifying the input voltage, and outputting an output voltage is provided. The circuit includes:...
6838914 Semiconductor device  
As devices are often different in the characteristics from one another, semiconductor chips based on the devices have discrepancies in the performance. A semiconductor device having a...
6806744 High speed low voltage differential to rail-to-rail single ended converter  
A method and system is arranged to convert a differential low-voltage input signal (e.g. LVDS or RSDS) into a single-ended output signal. An operational trans-conductance amplifier (OTA) is...
6788114 Comparator with high-voltage inputs in an extended CMOS process for higher voltage levels  
A circuit and method are given, to realize a high voltage comparator, which generates an output signal for follow-up processing in the low-voltage domain. The high-voltage comparison task is...
6759701 Transistor circuit  
MOS transistors A and B form a transistor circuit (an inverter in this case). A MOS transistor D is one for interrupting leakage current that has a channel length longer than those of the MOS...
6639432 Self calibrating, zero power precision input threshold circuit  
An apparatus comprising one or more input circuits. The input circuit may be configured to generate an output signal in response to (i) an input signal and (ii) an input threshold. The input...
6570934 Single-end-zero receiver circuit  
An object of the invention is to prevent an erroneous operation of the internal circuits due to glitches and to dispense with a circuit as a countermeasure against glitches. There are provided a...
6445218 Comparator with offset voltage  
A comparator according to the present invention can generate an output signal of low or high level by comparing a first and second input voltages that have a common voltage. An input stage circuit...
6396311 Transconductance amplifier circuit  
A reference-corrected ratiometric current sensing circuit for sensing a current flowing through a load and a power-controlling pass device includes a sense device, a sense resistor, and a variable...
6333648 Readout chip for nuclear applications  
A multi-channel readout chip is provided in which each channel has an analog section and a digital section. Each channel of the readout chip employs low noise charge sensitive amplifier inputs...
6316971 Comparing and amplifying detector circuit  
A comparing detector circuit capable of operating regardless of input voltages thereto includes a first pair of transistors to which first and second input signal voltages are input for...
6285222 Power-on reset circuit, and semiconductor device  
A /POR circuit which can detect a power-on of a power supply voltage without fail even in a case where a potential of the power supply rises gently and which produces a /POR signal having a...
6252433 Single event upset immune comparator  
A single event upset immune analog comparator which comprises simple comparators with either open-collector, or non-open-collector outputs. Input voltage and/or current compensation may also be...
6150849 Readout chip for nuclear applications  
A multi-channel readout chip is provided in which each channel has an analog section and a digital section. Each channel of the readout chip employs low noise charge sensitive amplifier inputs...
6087866 Circuit for producing a reset signal  
A circuit for producing a reset signal includes a voltage divider at which a first voltage proportional to a supply voltage can be tapped off. A resistor and a Zener diode disposed in the reverse...
6078213 Method and hardware apparatus for implementing an N-sample median filter  
A hardware apparatus for determining a median sample from n input samples is disclosed. The hardware apparatus includes n(n-1)/2 comparator circuits. The n(n-1)/2 comparator circuits compare each...
5923219 Automatic threshold control circuit and signal amplifying circuit for amplifying signals by compensating for low-frequency response of photodetector  
An automatic threshold control circuit includes a bottom detection circuit, a relative peak detection circuit, and a voltage divider circuit. The bottom detection circuit detects an absolute...
5909132 Resistance bridge and its use in conversion systems  
An electrical network creates a differential voltage signal and comprises a plurality of first impedance elements of substantially equal values which are connected to form an impedance bridge. The...
RE36179 Switching circuit for selecting an output signal from plural input signals  
A switching circuit has input terminals, switching MOS transistors, and a control circuit having a control terminal. Diodes are connected between the respective input terminals and the control...
5889419 Differential comparison circuit having improved common mode range  
A differential comparison circuit obtains an improved common mode range with respect to the voltages on first and second inputs. A first comparator is activated when the first and second input...
5838171 Low power real-time clock circuit having system and battery power arbitration  
A circuit for power arbitration, low battery voltage detection, and the operation of battery backed circuitry for systems in which the system power supply voltage range overlaps that of a battery...
5821809 CMOS high-speed differential to single-ended converter circuit  
A CMOS differential to single-ended converter is implemented. A differential input stage comprised of a pair of N-channel transistors draws current through two fixed current P-channel load...
5783964 Backup battery switch with first power up control  
A switching circuit for switching between a main power supply and a battery power supply only after first power up includes a switch, a first power up transfer transistor and a first power up...

Matches 1 - 50 out of 154 1 2 3 4 >