Inventor

HAUPTMANN JOERG

AT21 patents

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

HAUPTMANN JOERG

INFINEON TECHNOLOGIES AG

Sigma-delta analog-to-digital converter array

Analog/digital converter

Analogue echo filter

Sigma-delta analog-digital converter for an xDSL multistandard input stage

Protective circuit

Line terminator unit for a subscriber line

Line termination device for a telephone subscriber line

Digital-to-analog converter arrangement with an array of unary digital-to-analog converting elements usable for different signal types

SC circuit arrangement

Circuit configuration for quantization of digital signals and for filtering quantization noise

Circuit for electronically generating a call impedance

Tone signal detection circuit for detecting tone signals

Circuit arrangement for forming the termination of an analogous subscriber line

Oversampling in analog/digital and digital/analog converters

xDSL-line-interface-circuit

SIEMENS AG

Circuit configuration for direct voltage and alternating voltage decoupling

Circuit configuration for conversion of a one-bit digital signal into an analog signal

Circuit configuration for two-wire/four-wire conversion

Line termination for a telephone line

Circuit configuration for line adaptation and echo suppression

SCHWINGSHACKL DAVID

Echo cancellation