Inventor

THOMSEN AXEL

US103 patents

⚠️ This page may combine multiple inventors who share the name “THOMSEN AXEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

THOMSEN AXEL

SILICON LAB INC

Dual loop architecture useful for a programmable clock source and clock multiplier applications

Capacitive isolation circuitry with improved common mode detector

Method and apparatus for temperature compensation

Integrated circuit package configuration incorporating shielded circuit element structure

Multi-frequency clock synthesizer

Output driver with common mode feedback

Voltage controlled clock synthesizer

Programmable frequency divider

Dual phased-locked loop structure having configurable intermediate frequency and reduced susceptibility to interference

Expanded pull range for a voltage controlled clock synthesizer

Phase error cancellation

Calibration of oscillator devices

Incremental analog to digital converter with efficient residue conversion

Dual loop architecture useful for a programmable clock source and clock multiplier applications

Linear regulator having a closed loop frequency response based on a decoupling capacitance

Electromagnetic shielding structure

Phase selectable divider circuit

Apparatus for offset trimming and associated methods

RC oscillator

Linear phase detector and charge pump

Configurable circuit structure having reduced susceptibility to interference when using at least two such circuits to perform like functions

CIRRUS LOGIC INC

High-order multipath operational amplifier with dynamic offset reduction, controlled saturation current limiting, and current feedback for enhanced conditional stability

High order multi-path operational amplifier with output saturation recovery

Integrated circuit with a mode control selecting settled and unsettled output from a filter

Power saving amplifier with selectable current levels

Capacitively coupled references for isolated analog-to-digital converter systems

Digitally driven analog test signal generator

Multibit digital to analog converter with feedback across the discrete time/continuous time interface

Application of a conditionally stable instrumentation amplifier to industrial measurement

High order multi-path operational amplifier with reduced input referred offset

Noise reduction technique in chopper stabilized amplifier

Switched-capacitor circuits with reduced distortion

System and methods for modem interface

Analog to digital switched capacitor converter using a delta sigma modulator having very low power, distortion and noise

Low power seismic device interface and system for capturing seismic signals

Switched capacitor integrator having very low power and low distortion and noise

One bit digital to analog converter with relaxed filtering requirements

Digital to analog converter having improved noise and linearity performance

Digital to analog converter for correcting for non-linearities in analog devices

CIRRUS LOGIC INT SEMICONDUCTOR LTD

Driver circuitry and operation

Driver circuitry and operation

Microelectromechanical systems microphone with electrostatic force feedback to measure sound pressure

Sigma-delta modulator with residue converter for low-offset measurement system

THOMSEN AXEL

Relaxation oscillator

Configurable analog front end

DUPUIS TIMOTHY

Capacitive isolator

DONG ZHIWEI

Capacitive isolation circuitry

CALLAHAN PHIL A

Isolator with complementary configurable memory

WANG XIAODONG

Successive approximation register analog-to-digital converter with multiple capacitive sampling circuits and method

XIAO JINWEN

Digital to analog converter