219340 ⎘
Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements; Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit Long tailed pairs
Sub-classes:BIAS CONTROL FOR DC COUPLED SINGLE-ENDED DISTRIBUTED AMPLIFIERS OF MULTI-STAGE AMPLIFIERS
#2COMMON-MODE STABILIZATION OF HIGH-FREQUENCY DIFFERENTIAL DISTRIBUTED DRIVER AMPLIFIER
#3SEMICONDUCTOR CIRCUIT FOR REDUCING OUTPUT DISTORTION
#4BALUN AND POWER AMPLIFIER CIRCUIT
#5SOURCE/SINK LDO WITH REDUCED DEAD BAND
#6DIFFERENTIAL AMPLIFIER
#7DIFFERENTIAL SIGNAL AMPLIFICATION SYSTEM, MEASUREMENT APPLICATION DEVICE, AND METHOD
#8FILTER WITH LOW LEAKAGE POWER-DOWN SWITCHES
#9ELECTRONIC CIRCUIT LINEARIZATION METHOD
#10DETECTION CIRCUIT
#11TECHNIQUES FOR DIGITAL-DOMAIN TEMPERATURE COMPENSATION IN LOGARITHMIC TRANSIMPEDANCE AMPLIFIER DEVICES
#12AMPLIFIER WITH TEMPERATURE DEPENDENT GAIN AND TEMPERATURE COMPENSATED BANDWIDTH
#13INTERMODULATION DISTORTION MITIGATION
#14ELECTRONIC CIRCUIT AND DOHERTY AMPLIFIER CIRCUIT
#15SLOPE-TEMPERATURE DRIFT CALIBRATION OF A SIGNAL STRENGTH DETECTOR
#16LOGARITHMIC CURRENT TO VOLTAGE CONVERTERS WITH EMITTER RESISTANCE COMPENSATION
#17VARIABLE GAIN OPTICAL MODULATOR WITH OPEN COLLECTOR DRIVER AMPLIFIER AND METHOD OF OPERATION
#18VARIABLE GAIN OPTICAL MODULATOR WITH OPEN COLLECTOR DRIVER AMPLIFIER AND METHOD OF OPERATION
#19RECEIVER CIRCUIT AND OPTICAL RECEIVER CIRCUIT
#20VARIABLE GAIN AMPLIFIER
#21Biased amplifier
#22Differential driver
#23DC coupled amplifier having pre-driver and bias control
#24AMPLIFIER WITH MULTIPLE, DIFFERENTIAL INPUT PAIRS
#25Bandgap reference circuit
#26Differential amplifier
#27Optical differential low-noise receivers and related methods
#28Voltage gain amplifier architecture for automotive radar
#29Device and Method for Determining a Temperature or a Temperature-Dependent Value Usable for Determining the Temperature, Temperature Sensor, Pressure Sensor and Combination Sensor
#30Differential amplifier
#31Biased amplifier
#32Compact offset drift trim implementation
#33Pre-driver stage with adjustable biasing
#34Automatic gain control circuit
#35Linear broadband transconductance amplifier
#36Logarithmic amplifier circuit
#37Power amplifier circuit
#38Power efficient amplifier
#39Matching network and power amplifier circuit
#40DC coupled amplifier having pre-driver and bias control
#41Programmable amplifiers
#42DRIVING CIRCUIT FOR OPTICAL MODULATOR
#43Optical differential low-noise receivers and related methods
#44Transimpedance amplifier circuit
#45Biased amplifier
#46Amplifier with low drift biasing
#47Method to improve power amplifier output return loss and back-off performance with RC feedback network
#48Wide band buffer with DC level shift and bandwidth extension for wired data communication
#49Fully-differential programmable gain amplifier
#50Current amplifier
#51Power amplifier circuit
#52Driving circuit and optical module
#53Method to improve power amplifier output return loss and back-off performance with RC feedback network
#54Dynamic phased array tapering without phase recalibration
#55Matching network and power amplifier circuit
#56Slew boost disable for an operational amplifier
#57BREAKDOWN VOLTAGE ENHANCEMENT TECHNIQUES FOR A HIGH SPEED AMPLIFIER
#58Wireless receiver and wireless reception method
#59Low voltage amplifier with gain boost circuit
#60Biased amplifier
#61Voltage-to-current converters
#62Method to build fast transmit-receive switching architecture
#63Method to improve power amplifier output return loss and back-off performance with RC feedback network
#64Method for separately biasing power amplifier for additional power control
#65Hard-wired address for phased array antenna panels
#66Power amplifier module
#67Dynamic amplification circuit
#68Degenerated transimpedance amplifier with wire-bonded photodiode for reducing group delay distortion
#69Current compensation circuit
#70Offset trimming for differential amplifier
#71Amplifier
#72Operational amplifier, driving interface, measurement and control device, driving circuit and driver
#73Driver circuit
#74Device and method for determining a temperature or a temperature-dependent value usable for determining the temperature, temperature sensor, pressure sensor and combination sensor
#75Dynamic phased array tapering without phase recalibration
#76Bias modulation active linearization for broadband amplifiers
#77Differential sensing circuit of a floating voltage source
#78Low voltage supply amplifier
#79Degenerated transimpedance amplifier with wire-bonded photodiode for reducing group delay distortion
#80Differential logic with low voltage supply
#81Low distortion output stage for audio amplifiers
#82Buffer with increased headroom
#83Track and hold amplifiers
#84Linearized dynamic amplifier
#85Power amplifier system and associated bias circuit
#86Dynamic phased array tapering without phase recalibration
#87Programmable impedance network in an amplifier
#88Dynamic phased array tapering without phase recalibration
#89Mitigating amplifier pop noise
#90Common-mode feedback circuit, corresponding signal processing circuit and method
#91Dual operation mode power amplifier
#92System and method for improving total harmonic distortion of an amplifier
#93Programmable impedance network in an amplifier
#94Apparatus and methods for compensating an operational amplifier
#95Amplifier with compensation of gain in low frequencies
#96Low power feed forward amplifier
#97Balanced differential transimpedance amplifier with single ended input and balancing method
#98Differential amplifier
#99Optical modulator driver circuit and optical transmitter
#100PROGRAMMABLE IMPEDANCE NETWORK IN AN AMPLIFIER
#101Differential amplifier
#102Common-mode feedback circuit, corresponding signal processing circuit and method
#103Power amplification module
#104Non-saturating receiver design and clamping structure for high power laser based rangefinding instruments
#105Driver circuit
#106Hybrid translinear amplifier
#107Amplifier circuit, bi-stage amplifier circuit, multi-stage amplifier circuit, RF-amplifier circuit, receiver section, RF-transceiver, and integrated circuit
#108Hybrid power amplifier having electrical and thermal conduction path
#109Differential amplification circuit
#110Optical receiver, optical receiving device, and method for correcting received optical intensity
#111Output circuit, data driver and display device
#112Dynamic frequency divider circuit
#113Bias circuit
#114Combined input stage for transconductance amplifier having gain linearity over increased input voltage range
#115Radio frequency domain digital pre-distortion
#116Fixed voltage generating circuit
#117Receiver circuit, phased-array receiver and radar system
#118Amplifier circuit
#119Power distribution circuit
#120Feed-forward circuit to prevent phase inversion
#121Offset current trim circuit
#122Amplifier with voltage and current feedback error correction
#123Semiconductor integrated circuit
#124High speed, low power write current switching scheme for HDD preamplifier
#125Matched feedback amplifier with improved linearity
#126Enhanced transconductance circuit
#127Driver circuit configured with travelling wave amplifier
#128Differential circuit compensating gain enhancement due to self heating of transistors
#129Differential circuit compensated with self-heating effect of active device
#130Voltage summing buffer, digital-to-analog converter and source driver of display device including the same
#131Incremental gain amplifier
#132Current sense amplifier having bipolar common mode input range
#133Method, system, and circuit with a driver output interface having a common mode connection coupled to a transistor bulk connection
#134Linear differential amplifier with high input impedance
#135Differential current buffer
#136Output circuit, data driver, and display device
#137Amplifier for receiving optical signals complementary to each other
#138Inductive-element feedback-loop compensator
#139Bias circuit
#140Unbalanced/balanced conversion differential amplifier
#141Input common mode circuit for a fully differential amplifier
#142Optical receiver compensating input offset
#143Receiver
#144Audio amplifying circuit with improved noise performance
#145Circuitry including matched transistor pairs
#146Gyrator circuit, wide-band amplifier and radio communication apparatus
#147Voltage generator, control circuit, vector sum phase shifter, and optical transceiver
#148Apparatus and method for reducing current noise
#149RECEIVED-LIGHT AMPLIFYING CIRCUIT AND OPTICAL DISC APPARATUS
#150Method and apparatus for a gain control circuit via a high frequency signal
#151High voltage regulated power supply
#152Differentially compensated input pair
#153Constant gain amplifier system with gain control feedback
#154Transconductor circuit
#155Incremental gain amplifier
#156Variable gain amplification device
#157Amplifier and signal filter
#158HIGH-FREQUENCY AMPLIFIER
#159Inter-stage matching network to enhance common mode stability
#160Apparatus and method for driving an LED
#161Receiver
#162Light receiving circuit
#163Current control mechanism for low voltage applications
#164High-speed, low-power driver system
#165ELECTRONIC DEVICE FOR SELF OSCILLATING CLASS D SYSTEM
#166Thermal compensation of an exponential pair
#167High bandwidth, rail-to-rail differential amplifier with input stage transconductance amplifier
#168High bandwidth, rail-to-rail differential amplifier with intermediate stage current amplifier
#169High bandwidth, rail-to-rail differential amplifier with output stage amplifier
#170Receiver with mixed-mode automatic gain control
#171Low power integrated circuit
#172Transfer circuit, transmitter, receiver and test apparatus
#173Direct coupled radio frequency (RF) transceiver front end
#174Driver circuit and driver IC
#175Signal amplification circuit
#176Amplifier circuit
#177Amplifier circuit
#178Norder tunable low-pass continuous time filter for fiber optic receivers
#179Amplifier circuit
#180AMPLIFICATION STAGE
#181Temperature compensation for RF detectors
#182Receiver having a gain-controllable input amplifier
#183LOW VOLTAGE MIXER CIRCUIT
#184Cascode current mirror circuit, bandgap circuit, reference voltage circuit having the cascode current mirror circuit and the bandgap circuit, and voltage stabilizing/regulating circuit having the reference voltage circuit
#185Output distortion cancellation circuit
#186Audio Power Amplifier with Feedback-Shifting Technology
#187Analog comparator comprising a digital offset compensation
#188Differential input amplifier
#189Operational amplifier
#190Fast switch for controlling a differential-pair amplifier
#191DIFFERENTIAL AMPLIFIER CIRCUIT
#192PASSIVE CIRCUIT FOR IMPROVED DIFFERENTIAL AMPLIFIER COMMON MODE REJECTION
#193Low cost high performance power amplifier utilizing two-stage-included local negative feedback with feedback-shifting technology
#194Low power low voltage differential signaling (LVDS) output drivers
#195Differential amplifier with single ended output
#196Radio transmitter
#197Variable gain amplifier having variable gain DC offset loop
#198Communication semiconductor integrated circuit, communication electronic component and wireless communication system
#199Internal frequency compensation circuit for integrated circuit controllers
#200Common-mode bandwidth reduction circuit and method for differential applications
#201Differential amplifier
#202DIFFERENTIAL PAIR CIRCUIT
#203Differential input driver using current feedback and cross-coupled common base devices
#204Common mode rejection calibration method for difference amplifiers
#205High-frequency signal detector
#206Startup circuit for subregulated amplifier
#207Wireless transmission device in which transmission output is controlled in feedback control
#208Amplifier circuit
#209Differential amplifier circuit, operational amplifier circuit, light-receiving amplifier circuit using the same, function selection circuit, and light-receiving circuit using the same
#210AMPLIFIER, FILTER USING THE SAME, AND RADIO COMMUNICATION DEVICE
#211Linearized class AB biased differential input stage
#212Electronic network circuit with dissymmetrical differential pairs
#213Low noise AC differential amplifier with reduced low corner frequency and current consumption
#214Variable gain amplifier and AC power supply device using the same
#215Simple operational amplifiers circuit and alternative circuit of latch circuit
#216Dynamic bandwidth compensating method and associated apparatus
#217METHOD OF FABRICATING BIPOLAR TRANSISTORS AND HIGH-SPEED LVDS DRIVER WITH THE BIPOLAR TRANSISTORS
#218Variable gain amplifier circuit
#219Low noise amplifier with multiple inputs and multiple outputs
#220Bias current compensation circuit for a differential input stage
#221Differential amplifier with current source controlled through differential feedback
#222Receiving apparatus and electronic device using the same
#223Operational amplifier
#224Asymmetric rise/fall time and duty cycle control circuit
#225Photoreceiver/amplifier circuit, optical pickup device, and optical disk device
#226Output differential stage
#227Wide input common mode for input bias current cancellation
#228High-voltage operational amplifier input stage and method
#229Trifferential amplifier and trifferential amplifier system
#230Input buffer circuit
#231Amplifier, filter using the same, and radio communication device
#232Common mode regulation for thermal tail compensation
#233Optical semiconductor device having a shield wire and optical pickup device having a shield wire
#234Controllable power operational transconductance amplifier
#235Ultra wide band, differential input/output, high frequency active combiner in an integrated circuit
#236Communication semiconductor integrated circuit device and wireless communication system
#237Ultra wide band, differential input/output, high frequency amplifier in an integrated circuit
#238Operational amplifier
#239Unilateralized amplifier
#240Tuning A Trans-Impedance Amplifier
#241Ultra wide band, differential input/output, high frequency active splitter in an integrated circuit
#242Method for double sampling loop negative feedback and double sampling negative feedback amplifier
#243Variable gain amplifier and differential amplifier
#244Mode selection amplifier circuit usable in a signal acquisition probe
#245Method and circuit arrangement for generating a periodic electric signal with controllable phase
#246Input stage for multiplexing and methods for using an input stage for multiplexing
#247Electrolytic depilation device
#248FM Power Amplifier With Antenna Power Control
#249Plop noise avoidance for an amplifier
#250Amplifier circuit and optical pickup device
#251Magnetoresistive head preamplifier circuit with programmable input impedance
#252Semiconductor integrated circuit for communication, radio-communication apparatus, and transmission starting method
#253Operational amplifier
#254Multiplier-transimpedance amplifier combination with input common mode feedback
#255Wideband CMOS gain stage
#256Differential amplifier with over-voltage protection and method
#257High frequency power amplifier
#258Differential amplifier and radio system with a differential amplifier
#259Ultrasound imaging or other use variable input impedance preamplifier
#260Low voltage input stage
#261Variable gain amplifier and differential amplifier
#262Amplifier and amplifier gain adjustment circuitry using current steering, and multimode communication device containing same
#263Variable gain power amplifier
#264Logic circuit with restrained leak current to differential circuit
#265Differential circuit with improved linearity
#266Apparatus for variable gain amplifiers and mixers
#267Method for reducing the 2order intermodulation level of a transconductor, and corresponding transconductor
#268Variable gain amplifier
#269Self-shielded electronic components
#270Polar modulation transmission apparatus and wireless communication apparatus
#271Neutralization of feedback capacitance in amplifiers
#272Photocurrent amplifier circuit and optical pick-up device
#273Radio transmitter
#274Zero cancellation in multiloop regulator control scheme
#275Amplifier, filter using the same, and radio communication device
#276Integrated circuit apparatus and method of compensating a current
#277Light-receiving amplifier circuit and optical pick-up device using the same
#278Driver circuit
#279Fast settling, low noise, low offset operational amplifier and method
#280Integrated wide bandwidth attenuating-and-amplifying circuit
#281Method and system for converting an optical received pulse train into an electrical output pulse train
#282Differential amplifier circuitry formed on semiconductor substrate with rewiring technique
#283Communication semiconductor integrated circuit, communication electronic component and wireless communication system
#284Operational amplifier, and amplitude modulator and transmitter using the same
#285Activation signal output circuit having multiple amplifier circuits
#286Delay circuit and method therefor
#287Linear commutating amplifier
#288Mixer stage and method for mixing two signals having different frequencies
#289Circuit and method for avoiding circuit performance degradation caused by time-variable thermal imbalances
#290Differential amplifier circuit and method for reducing thermally induced offsets caused by large differential signals
#291High slew ECL device and method therefor
#292Methods for multiplexing
#293Gain adjusting and circuit arrangement
#294Method for setting an amplifier, and corresponding amplifier circuit
#295Log circuit and highly linear differential-amplifier circuit
#296Bias current cancellation for differential amplifiers
#297Linear transconductance cell with wide tuning range
#298Amplifier circuit
#299Method to vary symmetry and coupling in symmetrical write drivers for disk driver preamplifiers
#300Bipolar differential to single ended transfer circuit with gain boost