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Fairchild Semiconductor Corporation
Fairchild Semiconductor Corporation_20100107
Fairchild Semiconductor Corporation_20131212

Fairchild Semiconductor Corporation patents

Recent patent applications related to Fairchild Semiconductor Corporation. Fairchild Semiconductor Corporation is listed as an Agent/Assignee. Note: Fairchild Semiconductor Corporation may have other listings under different names/spellings. We're not affiliated with Fairchild Semiconductor Corporation, we're just tracking patents.

ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "F" | Fairchild Semiconductor Corporation-related inventors

Date Fairchild Semiconductor Corporation patents (updated weekly) - BOOKMARK this page
10/19/17 new patent  Semiconductor device and method therefor
10/19/17 new patent  Semiconductor device and method therefor
10/19/17 new patent  Methods and apparatus related to protection of a speaker
10/05/17Silicon carbide (sic) device with improved gate dielectric shielding
08/24/17Gate pre-positioning for fast turn-off of synchronous rectifier
08/03/17Load capacitance determination circuitry and power supply control
08/03/17Adaptive turn-off trigger blanking for synchronous rectification
08/03/17Self-tuning adaptive dead time control for continuous conduction mode and discontinuous conduction mode operation of a flyback converter
07/13/17Battery charge termination voltage reduction
07/13/17Enable and disable comparator voltage reference
07/06/17Usb type-c connector for improved charge efficiency
03/02/17Input ac line control for ac-dc converters
03/02/17Mic/gnd detection and automatic switch
01/26/17Ground fault circuit interrupter (gfci) monitor
01/12/17Methods and apparatus related to termination regions of a semiconductor device
01/12/17Silicon-carbide trench gate mosfets
01/12/17Adaptive clamping circuitry
01/05/17Control of a startup circuit using a feedback pin of a pwm controller integrated circuit chip
11/24/16Hybrid gate dielectrics for semiconductor power devices
11/17/16Through silicon via including multi-material fill
11/17/16Voltage comparator circuit and method
10/27/16Charge pump circuit for providing voltages to multiple switch circuits
09/29/16Thin semiconductor device packages and methods of manufacture
09/29/16Substrate interposer on a leadframe
09/29/16Avalanche-rugged silicon carbide (sic) power schottky rectifier
09/29/16Artificial ripple modulation control circuitry
09/29/16Enhanced protective multiplexer
09/15/16Micromachined monolithic 3-axis gyroscope with single drive
09/08/16Power supply with line compensation circuit
09/08/16Power supply with near valley switching
08/18/16Adaptive overvoltage protection for adaptive power adapters
08/04/16Ignition control circuit with current slope detection
07/14/16Low voltage switch control
06/30/16Silicon carbide (sic) device with improved gate dielectric shielding
06/30/16Silicon-carbide trench gate mosfets
06/23/16Battery charging system including current observer circuitry to avoid battery voltage overshoot based on battery current draw
06/23/16Audio switch circuit with slow turn-on
06/16/16Switch device with switch circuits that provide high voltage surge protection
06/09/16Apparatus and methods for pll-based gyroscope gain control, quadrature cancellation and demodulation
06/09/16Vbus power switch
06/09/16Charge pump circuit for providing voltages to multiple switch circuits
05/19/16Method and zero current detection
05/19/16Remote ground sensing for reduced crosstalk of headset and microphone audio signals
05/05/16Package including a semiconductor die and a capacitive component
05/05/16Audio crosstalk calibration switch
04/21/16Reported state-of-charge scaling
03/17/16Fast and stable ultra low drop-out (ldo) voltage clamp device
03/03/16Biased esd circuit
03/03/16Auxiliary self-protecting transistor structure
03/03/16Optimized charging apparatus and methods
02/18/16Sic power device having a high voltage termination
02/04/16Silicon carbide power bipolar devices with deep acceptor doping
02/04/16Reduction of degradation due to hot carrier injection
12/17/15Full bridge dc/dc converter control techniques
12/03/15Configuration of portions of a power device within a silicon carbide crystal
11/12/15Multi-die mems package
11/12/15Audio jack insertion/removal fault detection
10/15/15Schottky-barrier device and related semiconductor product
10/15/15Audio accessory communication with active noise cancellation
10/08/15Ignition control circuit with dual (two-stage) clamp
09/24/15Apparatus and extending analog front end sense range of a high-q mems sensor
09/24/15Clamp circuit and clamping voltage
09/24/15Uniform distribution dithering in sigma-delta a/d converters
08/27/15Overcurrent detection circuit and method, load switch, and portable device
08/13/15Usb adapter protection
Patent Packs
08/13/15Resonant converter control techniques to manage negative sr current
08/06/15Enhanced peak current mode dc-dc power converter
08/06/15Adaptive critical-duty-cycle clamp for power converters
08/06/15Enable and disable comparator voltage reference
07/30/15Control and current measurement function for battery charging, protection and fuel gauge coulomb counting
07/23/15Trench-based power semiconductor devices with increased breakdown voltage characteristics
07/23/15Apparatus and detecting insertion anomaly of an audio jack
07/23/15Apparatus and recovering from partial insertion of an audio jack
07/16/15Isolation between semiconductor components
07/09/15Trench-based power semiconductor devices with increased breakdown voltage characteristics
07/09/15Mosfet bridge circuit
07/02/15Mems proof mass with split z-axis portions
07/02/15Superjunction structures for power devices and methods of manufacture
07/02/15Apparatus and methods of charging to safe cell voltage
06/11/15Packaged semiconductor devices and methods of manufacturing
Patent Packs
06/11/15Integrated wire bonder and 3d measurement system with defect rejection
06/11/15Dual-mode voltage doubling buck converter with smooth mode transition
05/14/15Constant power availability for load switches with foldback current
05/14/15Dual-edge tracking synchronous rectifier control techniques for a resonant converter
04/30/15Sic bipolar junction transistor with reduced carrier lifetime in collector and a defect termination layer
04/30/15Low drop out supply asymmetric dynamic biasing
04/30/15Resistance multiplier
04/16/15High-voltage packaged device
03/26/15Load driving method, load driving circuit, and application devices thereof
03/12/15Superjunction structures for power devices and methods of manufacture
02/12/15Ignition control short circuit protection
02/12/15Junction-less insulated gate current limiter device
02/12/15Audio jack system
02/05/15Charging control circuit, method and electronic device thereof
02/05/15Load balancing in discrete devices
02/05/15Common-mode feedback differential amplifier
02/05/15Side channel power attack defense with pseudo random clock operation
02/05/15Complimentary bit slicing side channel attack defense
01/29/15Edge rate control gate driver for switching power converters
01/15/15Differential measurements with a large common mode input voltage
01/01/15Quiescent current equalization method, output stage circuit, class ab amplifier and electronic device
12/25/14Overcurrent protection method, circuit and integrated circuit
12/04/14System for battery management and protection
11/13/14Heated accelerated battery charging
10/30/14Fast load transient response power supply system using dynamic reference generation
10/30/14Scalable voltage ramp control for power supply systems
10/30/14Reverse current blocking comparator
10/23/14Methods and apparatus related to an improved package including a semiconductor die
09/18/14Monolithic ignition insulated-gate bipolar transistor
09/18/14Direct-drain trench fet with source and drain isolation
Social Network Patent Pack
09/18/14Methods and apparatus related to termination regions of a semiconductor device
09/18/14Method for forming accumulation-mode field effect transistor with improved current capability
09/18/14Methods and apparatus including a current limiter
09/18/14Input power protection
09/18/14Methods and apparatus related to a precision input power protection device
08/28/14Methods and apparatus related to capacitance reduction of a signal port
08/28/14Differential thermistor circuit
08/28/14Battery state of charge tracking, equivalent circuit selection and benchmarking
08/21/14Ldmos device with double-sloped field plate
08/21/14Production of high-performance passive devices using existing operations of a semiconductor process
Patent Packs
08/21/14Power supply protection system
08/21/14Clamping circuit and device for eos/surge/iec
08/21/14Isolation communication technology using coupled oscillators/antennas
08/21/14Test control using existing ic chip pins
08/14/14Data-on-supply repeater
08/07/14Secure crypto key generation and distribution
08/07/14Permanent lockout attack detection
07/31/14Production of multiple semiconductor devices using a semiconductor process
07/24/14Field effect transistor and schottky diode structures
07/24/14Hybrid continuous and discontinuous mode operation
07/17/14Power supply with dc breaker switch and reduced regulated dc link voltage
07/10/14Parasitic isolation communication switch
07/03/14Start-up circuitry
06/26/14Audio amplifier performance while maintaining usb compliance and power down protection
06/19/14Semiconductor die package and making the same
06/19/14Dc/dc converter with shunt circuitry
05/22/14Window reference trimming for accessory detection
05/22/14Combo id detection
05/22/14Security measures for data protection
05/15/14High-voltage bulk driver
05/15/14Efficiency optimized driver circuit
05/08/14Methods and apparatus related to protection of a speaker
05/01/14Power switching system with control signal driven supply voltage
05/01/14Supply voltage independent bandgap circuit
05/01/14Use of plate oxide layers to increase bulk oxide thickness in semiconductor devices
04/24/14Adaptive response time acceleration
04/24/14Apparatus and operating and switching a single conductor interface
04/17/14Trench superjunction mosfet with thin epi process
04/17/14Operational amplifier circuit and method implementing the same
04/17/14Data during analog audio
Patent Packs
04/10/14No pop switch
03/13/14Wireless module with active and passive components
03/13/14Through silicon via including multi-material fill
03/13/14Common drain power clip for battery pack protection mosfet
03/13/14Wireless module with active devices
03/06/14Sensor sharing fuel gauge
03/06/14Ultra low ripple boost converter
03/06/14Sensorless current sense for regulating inductor current in a buck converter
02/27/14Bipolar junction transistor in silicon carbide with improved breakdown voltage
02/27/14Field effect transistor with gated and non-gated trenches
02/27/14Buffer system having reduced threshold current
02/20/14Trench-based power semiconductor devices with increased breakdown voltage characteristics
02/20/14Protective multiplexer
02/13/14Trench-based power semiconductor devices with increased breakdown voltage characteristics
02/13/14Trench-based power semiconductor devices with increased breakdown voltage characteristics
02/13/14Soft-start control techniques for a switched-mode power supply
02/13/14Pulsed gate driver
02/13/14Synchronous rectifier control techniques for a resonant converter
02/06/14Bipolar junction transistor with spacer layer
02/06/14Simulating power supply inductor current
Social Network Patent Pack
02/06/14Sic proportional bias switch driver circuit with current transformer
01/23/14Synchronous buck converter with dynamically adjustable low side gate driver
01/02/14Maximum voltage selection circuit and method and sub-selection circuit
12/26/13Packaging to reduce stress on microelectromechanical systems
12/12/13Micromachined monolithic 3-axis gyroscope with single drive
12/05/13Current overshoot limiting circuit
12/05/13Switched-mode voltage converter with energy recovery system
12/05/13High voltage clamp circuit
12/05/13Mos switch
12/05/13Translator including overstress protection
11/28/13Silicon carbide bipolar junction transistor comprising shielding regions and methods of manufacturing the same
11/21/13Conductive chip disposed on lead semiconductor package and methods of making the same
11/21/13Photovoltaic system power optimization
11/21/13Method and zero current detection
11/21/13Low-voltage band-gap voltage reference circuit
11/21/13Depletion-mode circuit
11/14/13Flexure bearing to reduce quadrature for resonating micromachined devices
11/07/13Method and integrated circuit protection
10/31/13Clamp circuit and clamping voltage
10/31/13Method and electrostatic discharge protection
Social Network Patent Pack
10/24/13Microelectromechanical pressure sensor including reference capacitor
10/24/13Through silcon via with reduced shunt capacitance
10/17/13Mems quadrature cancellation and signal demodulation
10/17/13Micromachined monolithic 6-axis inertial sensor
10/17/13Sealed packaging for microelectromechanical systems
10/17/13Micro-electro-mechanical-system (mems) driver
10/10/13Self test of mems gyroscope with asics integrated capacitors
10/10/13Mems device front-end charge amplifier
10/10/13Self test of mems accelerometer with asics integrated capacitors
10/10/13Noise reduction method with chopping for a merged mems accelerometer sensor
10/10/13Audio device switching with reduced pop and click
10/10/13Mems device automatic-gain control loop for mechanical amplitude drive
10/10/13Mems device quadrature shift cancellation
10/03/13Accurate ninety-degree phase shifter
10/03/13Button-press detection and filtering
09/26/13Micromachined 3-axis accelerometer with a single proof-mass
09/26/13Inertial sensor mode tuning circuit
09/26/13Structure and forming trench-gate field effect transistor
09/26/13Early warning strobe for mitigation of line and load transients
09/26/13Adaptive startup control for boost converter
09/26/13Improved startup of dc-dc converters
09/26/13Boost regulator with timing controlled inductor bypass
09/26/13Enhanced on-time generator
09/26/13Multi-die mems package
09/19/13Buck up power converter
09/12/13Level switching circuit and controlling rail-to-rail enabling signal
08/29/13Current observer circuitry for battery chargers
08/29/13Modified binary search for transfer function active region
08/29/13Umos semiconductor devices formed by low temperature processing
08/15/13Stepped-source ldmos architecture
Social Network Patent Pack
07/25/13Conductivity modulation in a silicon carbide bipolar junction transistor
07/25/13Shunt regulator
07/18/13Field effect transistor with self-aligned source and heavy body regions
07/11/13Dimmer control with soft start over-current protection
07/04/13Dual input single output power multiplexer for near field communication application
06/20/13Systems and methods for output control
06/06/13Mems multi-axis gyroscope z-axis electrode structure
05/23/13Silicon carbide bipolar junction transistor
05/23/13Pin selectable i2c slave addresses
05/16/13Devices, methods, and systems with mos-gated trench-to-trench lateral current flow
04/11/13Sic bipolar junction transistor with overgrown emitter
04/11/13Method of manufacturing a sic bipolar junction transistor and sic bipolar junction transistor thereof
04/04/13Charger detection with proprietary charger support
03/28/13Multiple battery power path management system
03/14/13True reverse current blocking system
03/14/13Load switch with true reverse current blocking
02/07/13Mic audio noise filtering
01/31/13Circuit and detecting multiple supply voltages
01/31/13Structures and methods for forming high density trench field effect transistors
01/24/13Semiconductor device and forming a structure in a target substrate for manufacturing a semiconductor device
01/24/13Detection and gsm noise filtering
01/24/13Audio jack detection circuit
01/24/13Active audio transducer protection
12/27/12Detecting accessories on an audio or video jack
12/27/12Mipi analog switch for automatic selection of multiple image sensors
12/20/12Dc voltage error protection circuit
12/20/12Protection system
11/01/12Power-on-reset circuit and reset method
10/18/12Class d pulse width modulator with dual feedback

ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009


This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with Fairchild Semiconductor Corporation in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Fairchild Semiconductor Corporation with additional patents listed. Browse our Agent directory for other possible listings. Page by