Intersil

US Patent 11108226 Method and apparatus for reverse over current protection

US Patent 11088549 Multiple chargers configuration in one system

US Patent 11150710 Apparatuses and methods for encapsulated devices

US Patent 7088015 Smooth voltage regulation transition circuit having fast recovery

US Patent 7088151 High voltage gate driver using a low voltage multi-level current pulse translator

US Patent 7088600 Startup via FB pin regulation

US Patent 7091708 Apparatus and method for fixed-frequency control in a switching power supply

US Patent 7097714 Particulate removal from an electrostatic chuck

US Patent 7098103 Method and structure for non-single-polycrystalline capacitor in an integrated circuit

US Patent 7102335 Rail—rail current sense amplifier

US Patent 7103178 Speech amplifier-resident mechanism for controllably supplying power to a line circuit

US Patent 7106035 Inductor current sensing scheme for PWM regulator

US Patent 7109689 Transient-phase PWM power supply and method

US Patent 7110933 Line modeling tool

US Patent 7113017 Floating gate analog voltage level shift circuit and method for producing a voltage reference that operates on a low supply voltage

US Patent 7116132 Current feedback amplifiers with separate common-mode and differential-mode inputs

US Patent 7130414 Active mode line voltage regulator for ringing subscriber line interface circuit

US Patent 7132820 Synthetic ripple regulator

US Patent 7132859 Common-mode current feedback amplifiers

US Patent 7132860 Differential-mode current feedback amplifiers

US Patent 7138789 Multiphase converter with zero voltage switching

US Patent 7141941 Staggering switching signals for multiple cold cathode fluorescent lamp backlighting system to reduce electromagnetic interference

US Patent 7141954 Li-ion/Li-polymer battery charger configured to be DC-powered from multiple types of wall adapters

US Patent 7145317 Constant frequency duty cycle independent synthetic ripple regulator

US Patent 7151344 Electroluminescent driver circuit

US Patent 7158412 On-chip EE-PROM programming waveform generation

US Patent 7161223 Integrated circuit with a PN junction diode

US Patent 7166186 Laser decapsulation apparatus and method

US Patent 7174626 Method of manufacturing a plated electronic termination

US Patent 7180048 Slow tail compensation

US Patent 7193551 Reference voltage generator for use in display applications

US Patent 7196501 Linear regulator

US Patent 7196503 Current averaging circuit for a PWM power converter

US Patent 7199558 AC-DC adapter interface and battery charger having high speed battery charger current foldback when adapter current demand exceeds prescribed limit

US Patent 7205747 System and method for monitoring a charging period in a battery charger

US Patent 7205751 Enable and disable of diode emulation in a DC/DC converter

US Patent 7205798 Phase error correction circuit for a high speed frequency synthesizer

US Patent 7206343 High resolution digital pulse width modulator for DC-DC voltage converter

US Patent 7206405 Enhanced high voltage interface for partitioned subscriber line interface circuit

US Patent 7215102 Semi-clockless, cascaded, current-mode power regulator having high noise immunity and arbitrary phase count

US Patent 7221209 Precision floating gate reference temperature coefficient compensation circuit and method

US Patent 7224074 Active area bonding compatible high current structures

US Patent 7227731 Apparatus for offset correcting high-side and low-side sinking/sourcing over-current protection

US Patent 7230407 Apparatus and method for fixed-frequency control in a switching power supply

US Patent 7235955 Method and apparatus for preventing boosting system bus when charging a battery

US Patent 7239195 Active power supply rejection using negative current generation loop feedback

US Patent 7248024 Apparatus and method for state-variable synthesis in a switching power supply

US Patent 7250791 Current feedback amplifiers

US Patent 7256623 Frequency programmable feed-forward oscillator and triangle wave generator

US Patent 7259473 Method of controlling parallel diverse conversion paths in DC-to-DC power converter

US Patent 7259627 True differential microphone amplifier

US Patent 7260103 Mode-dependent, multiple bias-driven battery switch for subscriber line interface circuit

US Patent 7260214 Programmable subscriber line circuit partitioned into high voltage interface and digital control subsections

US Patent 7269217 PWM controller with integrated PLL

US Patent 7282896 Apparatus and method for sliding-mode control in a multiphase switching power supply

US Patent 7282897 Apparatus and method for transient control in a multiphase switching power supply

US Patent 7285469 Bipolar method and structure having improved BVCEO/RCS trade-off made with depletable collector columns

US Patent 7285475 Integrated circuit having a device wafer with a diffused doped backside layer

US Patent 7301317 Output current sharing

US Patent 7310595 Numerically modeling inductive circuit elements

US Patent 7314791 Bipolar transistor for an integrated circuit having variable value emitter ballast resistors

US Patent 7316936 Laser decapsulation method

US Patent 7317674 Optical pick-up units and laser drivers with increased functionality

US Patent 7326305 System and method for decapsulating an encapsulated object

US Patent 7332814 Bondwire utilized for coulomb counting and safety circuits

US Patent 7339361 Multi-phase DC-DC converter using auxiliary resistor network to feed back multiple single-ended sensed currents to supervisory controller for balanced current-sharing among plural channels

US Patent 7341958 Integrated process for thin film resistors with silicides

US Patent 7345378 Power supply circuit containing multiple DC—DC converters having programmable output current capabilities

US Patent 7345463 Load compensated switching regulator

US Patent 7345465 Two pin-based sensing of remote DC supply voltage differential using precision operational amplifier and diffused resistors

US Patent 7345522 Ramp down method and apparatus for stabilizing charge on a floating gate

US Patent 7345523 Tunnel device level shift circuit

US Patent 7348829 Slew rate control of a charge pump

US Patent 7358777 Current feedback amplifiers

US Patent 7368880 Phase shift modulation-based control of amplitude of AC voltage output produced by double-ended DC-AC converter circuitry for powering high voltage load such as cold cathode fluorescent lamp

US Patent 7368959 Voltage regulator with synchronized phase shift

US Patent 7371005 Automatic circuit and method for temperature compensation of oscillator frequency variation over temperature for a real time clock chip

US Patent 7382114 PFM-PWM DC-DC converter providing DC offset correction to PWM error amplifier and equalizing regulated voltage conditions when transitioning between PFM and PWM modes

US Patent 7385246 Depletable cathode low charge storage diode

US Patent 7385544 Reference voltage generators for use in display applications

US Patent 7386015 Digitally configurable multiplexer/de-multiplexer

US Patent 7386023 Systems and methods for reducing harmonics produced by oscillators

US Patent 7394223 Over voltage and over current protection integrated circuit

US Patent 7410860 Method of manufacturing lateral MOSFET structure of an integrated circuit having separated device regions

US Patent 7420791 Fault signature system for power management integrated circuits

US Patent 7423252 Slow tail compensation

US Patent 7423694 Self-calibrating timing circuits for use in a sync separator

US Patent 7429888 Temperature compensation for floating gate circuits

US Patent 7430259 Two-wire chip-to-chip interface

US Patent 7432744 Comparator circuit with built-in programmable floating gate voltage reference

US Patent 7439721 Constant-on-time power-supply controller and related system and method

US Patent 7443146 Auxiliary turn-on mechanism for reducing conduction loss in body-diode of low side MOSFET of coupled-inductor DC-DC converter

US Patent 7446747 Multiple channel programmable gamma correction voltage generator

US Patent 7453246 Adaptive PWM pulse positioning for fast transient response

US Patent 7453250 PWM controller with dual-edge modulation using dual ramps

US Patent 7453251 Voltage tracking reference for a power regulator

US Patent RE40593 Multi-phase converter with balanced currents

US Patent 7459978 Ground skimming output stage

US Patent 7461366 Usage of a buildcode to specify layout characteristics

US Patent 7468547 RF-coupled digital isolator

US Patent 7471133 Modulator circuit with linear and non-linear control

US Patent 7471756 Phase detector and method for a shortening phase-error-correction pulse

US Patent 7473983 Bipolar method and structure having improved BVCEO/RCS trade-off made with depletable collector columns

US Patent 7479414 Electrostatic discharge protection device for digital circuits and for applications with input/output bipolar voltage much higher than the core circuit power supply

US Patent 7482853 Method and apparatus for switching audio and data signals through a single terminal

US Patent 7485486 Photodiode for multiple wavelength operation

US Patent 7489109 Integrated battery charger and system regulator circuit

US Patent 7489121 Compensation offset adjustment scheme for fast reference voltage transitioning

US Patent 7492686 Flexible multipulse generator

US Patent 7492826 Bidirectional buffered interface for crosspoint switch

US Patent 7498852 Phase error correction circuit for a high speed frequency synthesizer

US Patent 7502264 On-chip EE-PROM programming waveform generation

US Patent 7504816 Circuit for multiplexing digital and analog information via single pin of driver for switched MOSFETs of DC-DC converter

US Patent 7511931 Self protecting output stage

US Patent 7512794 System and method for authentication

US Patent 7514992 Circuit for generating precision soft-start frequency for either value of address bit applied to external reset pin

US Patent 7518430 Mechanism for providing over-voltage protection during power up of DC-DC converter

US Patent 7528634 High voltage comparator using sliding input low voltage devices

US Patent 7528655 Amplifier with improved compensation topology and related amplifier circuit, system, and method

US Patent 7528818 Digitally synchronized integrator for noise rejection in system using PWM dimming signals to control brightness of light source

US Patent 7535211 Voltage regulator having current canceling compensation

US Patent 7541797 Control of a DC power supply

US Patent 7542342 Multiple time programmable (MTP) PMOS floating gate-based non-volatile memory device for a general-purpose CMOS technology with thick gate oxide

US Patent 7546397 Systems and methods for allowing multiple devices to share the same serial lines

US Patent 7547592 PMOS depletable drain extension made from NMOS dual depletable drain extensions

US Patent 7550806 Bondwire utilized for coulomb counting and safety circuits

US Patent 7557659 Slew-enhanced input stages and amplifiers

US Patent 7560872 DC-AC converter having phase-modulated, double-ended, half-bridge topology for powering high voltage load such as cold cathode fluorescent lamp

US Patent 7564117 Bipolar transistor having variable value emitter ballast resistors

US Patent 7564193 DC-AC converter having phase-modulated, double-ended, full-bridge topology for powering high voltage load such as cold cathode fluorescent lamp

US Patent RE40915 Programmable current-sensing circuit providing continuous temperature compensation for DC-DC converter

US Patent 7589511 DC-DC voltage converter

US Patent 7592787 Adaptive firing order control for dynamic current balance of multiphase voltage regulators

US Patent 7592846 Method for using digital PLL in a voltage regulator

US Patent 7596699 Battery authentication system

US Patent 7609111 Negative capacitance synthesis

US Patent 7609734 Switched gate current driver

US Patent 7612546 Configurable internal/external linear voltage regulator

US Patent 7612603 Switching frequency control of switched capacitor circuit using output voltage droop

US Patent 7615940 Gate driver topology for maximum load efficiency

US Patent 7633552 Self-calibrating timing circuits for use in a sync separator

US Patent 7639045 Bi-directional buffer and method for bi-directional buffering that reduce glitches due to feedback

US Patent 7662692 Integrated process for thin film resistors with silicides

US Patent 7663087 Dynamically configurable multiple wavelength photodetector array for optical storage applications

US Patent 7667440 Power-supply control

US Patent 7671776 Input sampling network that avoids undesired transient voltages

US Patent 7679218 Load compensated switching regulator

US Patent 7686508 CMOS temperature-to-digital converter with digital correction

US Patent 7692450 Bi-directional buffer with level shifting

US Patent 7700977 Integrated circuit with a subsurface diode

US Patent 7709907 ESD structure

US Patent 7710164 Highly linear bootstrapped switch with improved reliability

US Patent 7714415 Leadframe structures for semiconductor packages

US Patent 7714851 Single supply video line driver

US Patent 7724069 Analog switch for operation outside power rails with low supply current

US Patent 7724080 Chopper stabilized amplifier

US Patent 7728649 Leakage current cancellation for integrated analog switch

US Patent 7729427 Pseudo-synchronous one wire bidirectional bus interface

US Patent 7732941 Multi-module current sharing scheme

US Patent 7737727 Bi-directional buffer for open-drain or open-collector bus

US Patent 7755117 Light sensors with infrared suppression

US Patent 7755341 Steady state frequency control of variable frequency switching regulators

US Patent 7757147 Method for accuracy improvement allowing chip-by-chip measurement correction

US Patent 7759728 Depletable cathode low charge storage diode

US Patent 7764050 System and method of charging a battery and power delivery using an adapter and capacitor voltage divider

US Patent 7764053 System and method to calculate initial duty cycle

US Patent 7764057 Constant-on-time switching power supply with virtual ripple feedback and related system and method

US Patent 7764526 Hysteretic mode controller for capacitor voltage divider

US Patent 7782031 Power supply control

US Patent 7786711 Auxiliary turn-on mechanisms for reducing conduction loss in body-diode of low side MOSFET of coupled-inductor DC-DC converter

US Patent 7786912 Sigma delta converter system and method

US Patent 7791324 Switching regulator without a dedicated input current sense element

US Patent 7796365 Method of improved current sensing in DC-DC converters

US Patent 7800352 Controller having comp node voltage shift cancellation for improved discontinuous conduction mode (DCM) regulator performance and related methods

US Patent 7804143 Radiation hardened device

US Patent 7807555 Method of forming the NDMOS device body with the reduced number of masks

US Patent 7808872 Hybrid laser diode drivers that include a state machine

US Patent 7812581 Pulse adding scheme for smooth phase dropping at light load conditions for multiphase voltage regulators

US Patent 7813247 Hybrid laser diode drivers that include a decoder

US Patent 7816985 Switching amplifiers

US Patent 7825429 Tunable voltage isolation ground to ground ESD clamp

US Patent 7829954 PMOS depletable drain extension made from NMOS dual depletable drain extensions

US Patent 7829970 Junction barrier schottky diode having high reverse blocking voltage

US Patent 7830115 Cradle charger controller with below ground level biasing

US Patent 7835164 Apparatus and method of employing combined switching and PWM dimming signals to control brightness of cold cathode fluorescent lamps used to backlight liquid crystal displays

US Patent 7839313 Calibration of offset, gain and phase errors in M-channel time-interleaved analog-to-digital converters

US Patent 7839323 Error estimation and correction in a two-channel time-interleaved analog-to-digital converter

US Patent 7843248 Analog switch with overcurrent detection

US Patent 7843979 Damping of parasitic resonance using a resistive parallel conductor

US Patent 7847531 DC/DC converter with adaptive drive voltage supply

US Patent 7852120 Bi-directional buffer for open-drain or open-collector bus

US Patent 7863882 Bandgap voltage reference circuits and methods for producing bandgap voltages

US Patent 7863884 Sub-volt bandgap voltage reference with buffered CTAT bias

US Patent 7863980 Amplifiers with negative capacitance circuits

US Patent 7868597 Dead-time transition adjustments for synchronous power converters

US Patent 7868600 Adaptive PWM pulse positioning for fast transient response

US Patent RE42037 Programmable current-sensing circuit providing continuous temperature compensation for DC-DC converter

US Patent RE42063 Multi-phase converter with balanced currents

US Patent 7876067 High frequency connector-less charging scheme

US Patent 7880443 System and method of trickle charging a battery in a narrow rail architecture

US Patent 7880459 Circuits and methods to produce a VPTAT and/or a bandgap voltage

US Patent 7880541 Low noise, low power instrumentation amplifier

US Patent RE42123 Programmable subscriber line circuit partitioned into high voltage interface and digital control subsections

US Patent RE42142 Method and apparatus for preventing boosting system bus when charging a battery

US Patent 7888925 Load current compensation in synchronous power converters

US Patent 7889525 System and method for phase dropping and adding

US Patent 7890832 Method for accuracy improvement allowing chip-by-chip measurement correction

US Patent 7898236 Varying operation of a voltage regulator, and components thereof, based upon load conditions

US Patent 7898310 Phase doubler

US Patent 7902794 Over-voltage protected battery charger with bypass

US Patent 7903465 Memory array of floating gate-based non-volatile memory cells

US Patent 7906812 Tunable voltage isolation ground to ground ESD clamp

US Patent 7906948 Threshold voltage monitoring and control in synchronous power converters

US Patent 7907061 Proximity sensors and methods for sensing proximity

US Patent 7907109 Reference voltage generator for use in display applications

US Patent 7907115 Digitally synchronized integrator for noise rejection in system using PWM dimming signals to control brightness of cold cathode fluorescent lamp for backlighting liquid crystal display

US Patent RE42237 Active mode line voltage regulator for ringing subscriber line interface circuit

US Patent 7911194 Controller and driver communication for switching regulators

US Patent 7923300 Stacked power converter structure and method

US Patent 7928787 Enable pin using programmable hysteresis improvement

US Patent RE42307 Thermally compensated current sensing of intrinsic power converter elements

US Patent 7932704 System and method of providing control pulses to control operation of a converter with high frequency repetitive load transients

US Patent 7936540 DC-DC converters having improved current sensing and related methods

US Patent 7944153 Constant current light emitting diode (LED) driver circuit and method

US Patent 7944192 Hysteretic power-supply controller with adjustable switching frequency, and related power supply, system, and method

US Patent 7944745 Flash memory array of floating gate-based non-volatile memory cells

US Patent 7948194 Waveform current monitor using RDSon of low-side bridge FET

US Patent 7948213 System and method of trickle charging a battery in a narrow rail architecture

US Patent 7952062 Dynamically configurable multiple wavelength photodetector array for optical storage applications

US Patent 7952428 Dynamically adjustable low noise, low power instrumentation amplifier

US Patent 7952507 Programmable segmented digital-to-analog converter (DAC)

US Patent 7953162 Use of differential pair as single-ended data paths to transport low speed data

US Patent 7956432 Photodiode for multiple wavelength operation

US Patent 7960766 Light sensors with infrared suppression

US Patent 7960807 Ambient light detectors using conventional CMOS image sensor process

US Patent 7961130 Data look ahead to reduce power consumption

US Patent 7970088 Systems and methods for sample rate conversion

US Patent 7973360 Depletable cathode low charge storage diode

US Patent RE42532 Synchronous-rectified DC to DC converter with improved current sensing

US Patent 7986137 Circuit for multiplexing digital and analog information via single pin of driver for switched MOSFETs of DC-DC converter

US Patent 7990116 Modulator with linear period stretching capability

US Patent 7999530 Device under test power supply

US Patent 8000117 Buck boost function based on a capacitor bootstrap input buck converter

US Patent 8000139 Multiple time programmable (MTP) PMOS floating gate-based non-volatile memory device for a general purpose CMOS technology with thick gate oxide

US Patent 8005136 Dual PDFE system with forward-backward Viterbi