Inventor

KOSSEL MARCEL A

CH53 patents

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

KOSSEL MARCEL A

IBM

Inductor and method of operating an inductor by combining primary and secondary coils with coupling structures

Method for determining jitter of a signal in a serial link and high speed serial link

Phase locked loop and method for adjusting the frequency and phase in the phase locked loop

Bang-bang phase detectors

Continuously tunable inductor and method to continuously tune an inductor

Varactor bank switching based on negative control voltage generation

CML delay cell with linear rail-to-rail tuning range and constant output swing

Precoding loss reduction

Multi-protocol driver slew rate calibration system for calibration slew rate control signal values

Decision feedback equalizer

Phase locked loop and method for adjusting the frequency and phase in the phase locked loop

Multiphase divider for P-PLL based serial link receivers

Method and apparatus for generating a multi-level pseudo-random test signal

Synchronous divider based on cascaded retiming

Level shifter with built-in logic function for reduced delay

Operating a wireline receiver with a tunable timing characteristic

PAM-4 transmitter precoder for 1+0.5D PR channels

Clock divider with quadrature error correction

Signal generator device and data eye scan system

Method and apparatus for generating random jitter

Quantum processing apparatus with downsampling analog-to-digital converter

Memory receiver with resistive voltage divider

Successive-approximation analog-to-digital converters

Successive-approximation analog-to-digital converters

Small-area digital to analog converter based on master-slave configuration

Parallelized low noise amplifiers for a quantum computer

Time domain interleaving

Determination of a common mode voltage

Method and apparatus for generating a multi-level pseudo-random test signal

Method and apparatus for generating a multi-level pseudo-random test signal

CML delay cell with linear rail-to-rail tuning range and constant output swing

Multiphase divider for P-PLL based serial link receivers

Segmented digital-to-analog converter wireline driver

PAM-4 transmitter precoder for 1+0.5D PR channels

Voltage-controlled ring oscillator with delay line

Voltage-controlled ring oscillator with delay line

Sampling circuit with a hierarchical time step generator

Control unit for qubits

Analog-to-digital converter circuit with a nested look up table

KOSSEL MARCEL A

Pipelining and sub-rate operation for memory links

Closed-loop multiphase slew rate controller for signal drive in a computer system

Closed-loop slew-rate control for phase interpolator optimization

Equalized rise and fall slew rates for a buffer

Inductor combining primary and secondary coils with phase shifting

Startup and protection circuitry for thin oxide output stage

Inductor combining primary and secondary coils with phase shifting

Drive strength control of phase rotators

Clock feathered slew rate control system

Pipelining and sub-rate operation for memory links

LIM DAIHYUN

Phase rotator based on voltage referencing