Inventor

SUN HAN HENRY

CA51 patents

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

SUN HAN HENRY

INFINERA CORP

Transmission of subcarriers having different modulation formats

Hub-leaf laser synchronization

Clock recovery for digital subcarriers for optical networks

Distribution matching for probabilistic constellation shaping with an arbitrary input/output alphabet

Error floor performance improvement of generalized product codes

Clock recovery for digital subcarriers for optical networks

Independently routable digital subcarriers with configurable spacing for optical communication networks

Fast least-mean-square (LMS) equalization

Distribution matching for probabilistic constellation shaping with an arbitrary input/output alphabet

Nonlinearity compensation using pilot tones

Intensity-based modulator

Hub-leaf laser synchronization

Clock recovery for digital subcarriers for optical networks

Clock recovery for digital subcarriers for optical networks

2D probalistic constellation shaping using shell mapping

Independently routable digital subcarriers for optical communication networks

Network architecture for independently routable digital subcarriers for optical communication networks

Transmitting and receiving data using a satellite communications network

Transmitting and receiving data using a satellite communications network

Transmitting and receiving data using a satellite communications network

Data synchronization in optical networks and devices

Data synchronization in optical networks and devices

Data synchronization in optical networks and devices

Data synchronization in optical networks and devices

Data synchronization in optical networks and devices

Asymmetric pulse-shaping in digital communication systems

Methods and apparatus for power efficient design of forward error correction for optical communication systems

Clock recovery for subcarrier based coherent optical systems

State of polarization sensitive coherent optical time domain reflectometry

Subcarrier modulation with radio frequency (RF) IQ modulators

Multi-length look-up table spherical constellation shaping

Early termination in convolutional low density parity check decoding

Power consumption reduction in soft decoding of generalized product codes

Perturbative-based nonlinear compensation for digital subcarrier systems

Out-of-band communication channel for point-to-multi-point communications

Optimized star-8QAM performance for binary encoding

SUN HAN HENRY

Frequency domain clock recovery

Method, system, and apparatus for interpolating an output of an analog-to-digital converter

Processing three-quadrature amplitude modulation (3QAM) traffic using a four-bit phase modulation scheme

PMD and chromatic dispersion tolerant clock recovery

PMD-insensitive method of chromatic dispersion estimation for a coherent receiver

Method, system, and apparatus for carrier synchronization of QAM modulated signals

Coherent detection using coherent decoding and interleaving

Equalization mechanism for processing traffic based on three-quadrature amplitude modulation (3QAM)

NORTEL NETWORKS LTD

Optical E-field modulation using a directly driven laser

KRAUSE DAVID J

Method, system, and apparatus for blind equalization of BPSK signals

RAHN JEFFREY T

Forward error correction (FEC) convergence by controlling reliability levels of decoded words in a soft FEC decoder

WU YUEJIAN

Adaptive voltage scaling based on the results of forward error correction processing

MCNICOL JOHN D

Multiplexer and modulation arrangements for multi-carrier optical modems

BLAKEY STANLEY H

Reducing processing bias in a soft forward error correction (FEC) decoder