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BLDC motor sinusoidal PWM with single phase BEMF slot detection
A back electromotive force (BEMF) zero cross may be detected in a brushless direct current (BLDC) motor that is controlled by pulse width modulation (PWM). A...
DC-DC switching regulator with transconductance boosting
A switching regulator comprising a droop amplifier responsive to a reference voltage and a feedback voltage to generate a droop voltage. The droop amplifier...
Lateral MOSFET with buried drain extension layer
An integrated circuit containing an extended drain MOS transistor which has a drift layer, an upper RESURF layer over and contacting an upper surface of the...
Transistor structure with silicided source and drain extensions and
process for fabrication
A transistor is formed in a semiconductor substrate with a gate over a channel region, source/drain extension regions in the substrate adjacent the channel...
Low resistance sinker contact
An semiconductor device with a low resistance sinker contact wherein the low resistance sinker contact is etched through a first doped layer and is etched into...
Deep collector vertical bipolar transistor with enhanced gain
An integrated circuit and method having a deep collector vertical bipolar transistor with a first base tuning diffusion. A MOS transistor has a second base...
Hybrid high-k first and high-k last replacement gate process
An integrated circuit and method with a metal gate NMOS transistor with a high-k first gate dielectric on a high quality thermally grown interface dielectric...
Bi-directional ESD protection device
An integrated circuit and method with a bidirectional ESD transistor. A base diffusion separates an emitter diffusion and a collector diffusion. Silicide is...
Integration of heat spreader for beol thermal management
A microelectronic device includes a heat spreader layer on an electrode of a component and a metal interconnect on the heat spreader layer. The heat spreader...
Structure and method for metal gate stack oxygen concentration control
using an oxygen diffusion barrier layer...
A process is disclosed of forming metal replacement gates for NMOS and PMOS transistors with oxygen in the PMOS metal gates and metal atom enrichment in the...
System and method for mitigating oxide growth in a gate dielectric
Oxide growth of a gate dielectric layer that occurs between processes used in the fabrication of a gate dielectric structure can be reduced. The reduction in...
Layer transfer of silicon onto III-nitride material for heterogenous
An integrated silicon and III-N semiconductor device may be formed by growing III-N semiconductor material on a first silicon substrate having a first...
High speed data transmission
A data reception circuit removes reliance on stacked transistors providing analog logic processing. A first trigger element outputs an up signal in response to...
Efficient central processing unit (CPU) return address and instruction
A processor includes an instruction fetch unit and an instruction decode unit. The instruction fetch unit includes an instruction pre-fetch buffer and is...
USB bridge circuit gating RID.sub.--A and RID.sub.--GND for IDGND
A physical layer integrated circuit (PHY), including an accessory charger adapter (ACA) bridge circuit to communicate with an ACA via a universal serial bus...
Mitigation of spurious signals in GNSS receivers
A method of processing received satellite signals is provided. The method includes detecting frequency, power level, code phase and doppler frequency of a...
Blocking the effects of scan chain testing upon a change in scan chain
A system comprises a plurality of components, scan chain selection logic coupled to the components, and override selection logic coupled to the scan chain...
Inverted TCK controller, update register address/select output to shift
A falling edge controller includes a controller having an inverted TCK (Test Clock) input, a TMS (Test Mode Select) input, a shift register control output, an...
Resistance and offset cancellation in a remote-junction temperature sensor
A temperature sensor uses a semiconductor device that has a known voltage drop characteristic that is proportional to absolute temperature (PTAT). A...
Systems and methods of LED color overlap
The disclosed systems and methods emphasize driving LEDs in series and in parallel with the same LED driver chip and a single inductor. For creating overlap,...
Computing filtered signal as mid-value between first and second variables
Undesired variations in a signal are removed by initializing two boundaries comprising an upper boundary and a lower boundary to track the signal level. At...
Block scanner and run-level encoder from AC to DC values
A block encode circuit (800) including a scanner (820) operable to scan a block having data values spaced apart in the block by run-lengths to produce a...
Systems and methods of low power decimation filter for sigma delta ADC
Example embodiments of the systems and methods of low power decimation filter exploit the single bit data input to the filter and the symmetry of the filter...
Method and apparatus for reducing SAR input loading
The disclosure provides a successive approximation register analog to digital converter (SAR ADC). The SAR ADC includes a charge sharing DAC that includes an...
Hybrid controller for brushless DC motor
A circuit includes a processor that analyzes a pulse width modulated (PWM) signal feedback from a brushless DC motor to determine a transition between a mutual...
Unguarded Schottky barrier diodes with dielectric underetch at silicide
One embodiment of the invention relates to an unguarded Schottky barrier diode. The diode includes a cathode that has a recessed region and a dielectric...
Zero cycle clock invalidate operation
A method to eliminate the delay of a block invalidate operation in a multi CPU environment by overlapping the block invalidate operation with normal CPU...
Multithreaded processor with plurality of scoreboards each issuing to
plurality of pipelines
A multi-threaded microprocessor for processing instructions in single threaded mode and multithreaded modes. The microprocessor includes instruction dependency...
DC-DC converter controller apparatus with dual-counter digital integrator
DC-DC converter PWM controllers and dual counter digital integrators are presented for integrating an error between a reference voltage signal and a feedback...
Sparse source array for display pixel array illumination with rotated far
A pixel array display system including an illumination source of discrete emitters with uniform emitting areas, a separate collimator in front of each emitter,...
Periodic bandwidth widening for inductive coupled communications
A method of inductive coupled communications includes providing a first resonant tank (first tank) and a second resonant tank (second tank) tuned to essentially...
Built in self test and method for RF transceiver systems
Integrated circuit transceiver circuitry (2) includes a first resonant circuit (3A) coupled to a narrowband interface (6,7A,7B,21) between a first amplifier...
Class-E outphasing power amplifier with efficiency and output power
enhancement circuits and method
An outphasing amplifier includes a first class-E power amplifier (16-1) having an output coupled to a first conductor (31-1) and an input receiving a first RF...
Low-loss step-up and step-down voltage converter
A switch-mode DC-DC voltage converter including a boost stage in the form of a charge pump and a buck stage. Control circuitry is provided that enables the...
Monolithically integrated active snubber
A semiconductor device containing an extended drain MOS transistor with an integrated snubber formed by forming a drain drift region of the MOS transistor,...
Fast switching IGBT with embedded emitter shorting contacts and method for
Integrated circuits are presented having high voltage IGBTs with integral emitter shorts and fabrication processes using wafer bonding or gown epitaxial silicon...
High breakdown N-type buried layer
A semiconductor device has an n-type buried layer formed by implanting antimony and/or arsenic into the p-type first epitaxial layer at a high dose and low...
Efficient buried oxide layer interconnect scheme
An integrated circuit has a buried interconnect in the buried oxide layer connecting a body of a MOS transistor to a through-substrate via (TSV). The buried...
NPN heterojunction bipolar transistor in CMOS flow
An integrated circuit formed on a silicon substrate includes an NMOS transistor with n-channel raised source and drain (NRSD) layers adjacent to a gate of the...
Replacement gate process
An integrated circuit containing metal replacement gates may be formed by forming a CMP stop layer over sacrificial gates, and forming a dielectric fill layer...
OTP read sensor architecture with improved reliability
Circuits and methods for reading an OTP memory cell with improved reliability. To read a first OTP memory cell, a first current amount generated by a second,...
Circuits and methods for performance optimization of SRAM memory
In aspects of the present application, circuitry for storing data is provided including a static random access memory (SRAM) circuit operable to store data in...
Feedback microphones encoder modulators, signal generators, mixers,
amplifiers, summing nodes
A noise-cancelling system includes headset for generating a feedback signal for noise-cancellation in response to sound externally generated from the headset....
Processor with debug pipeline
A processor includes an execution pipeline that includes a plurality of execution stages, execution pipeline control logic, and a debug system. The execution...
Determining whether a branch instruction is predicted based on a capture
range of a second instruction
An electronic processor is provided for use with a memory (2530) having selectable memory areas. The processor includes a memory area selection circuit (MMU)...
Apparatus and method for multiphase SMPS interleaving
In described examples, a phase interleaver obtains (i) a first signal indicating a variance between a reference voltage and a regulated output voltage and (ii)...
Stereoscopic imaging systems utilizing solid-state illumination and
A stereoscopic display system employs narrowband illumination light beams and passive glasses with built-in interference filters. The system is also compatible...
Integrated dual axis fluxgate sensor using double deposition of magnetic
A method of fabricating fluxgate devices to measure the magnetic field in two orthogonal, in plane directions, by using a composite-anisotropic magnetic core...
Inverted TCK access port selector having resets selecting one tap
The disclosure describes a novel method and apparatuses for allowing a controller to select and access different types of access ports in a device. The...
TSVs connected to ground and combined stimulus and testing leads
This disclosure describes a novel method and apparatus for testing TSVs within a semiconductor device. According to embodiments illustrated and described in the...