Inventor

CAI YI

US48 patents

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

CAI YI

CAI YI

Dual stage carrier phase estimation in a coherent optical signal receiver

Detection of data in signals with data pattern dependent signal distortion

Local oscillator frequency offset compensation in a coherent optical signal receiver

Data pattern dependent distortion compensation in a coherent optical signal receiver

System and method for generating soft decision reliability information from hard decisions in an optical signal receiver

Detection of data in signals with data pattern dependent signal distortion

SerDes jitter tolerance BIST in production loopback testing with enhanced spread spectrum clock generation circuit

System and method for forward error correction decoding using soft information

Joint carrier phase estimation and forward error correction

Soft decision threshold control in a signal receiver using soft decision error correction

Method and device for automatic migration of system configuration item

ZTE CORP

In-band signaling for reconfiguring software defined optics

Mixed signal pre-emphasis technique for optical transceivers

Iterative post-equalization for coherent optical receivers

Adaptive post digital filter and inter-symbol interference equalizer for optical communication

Staircase code decoding method and staircase code decoding apparatus

Unequally spaced pulse amplitude modulation scheme

Turbo product coded modulation

Maximum likelihood sequence estimation of Quadrature Amplitude Modulated signals

Clock recovery method and device

TYCO TELECOMM US INC

System and method for forward error correction decoding using soft information

Method and apparatus for decision threshold control in an optical signal receiver

System and method for adjusting soft decision thresholds in a soft-decision error correction system

System and method for rapidly achieving optimum dispersion in optical transmission systems

System and method for rapidly achieving optimum dispersion in optical transmission systems

ZTE USA INC

Soft maximum likelihood sequence estimation in digital communication

Method and apparatus for digital polarization scrambling in coherent optical communication systems employing both transmit and receive digital signal processing

Statistics adaptive soft decision forward error correction in digital communication

ZHANG HONGBIN

Generating higher-level quadrature amplitude modulation (QAM) using a delay line interferometer and systems and methods incorporating same

Vestigial phase shift keying modulation and systems and methods incorporating same

Correlation-control QPSK transmitter

HUAWEI TECH CO LTD

Method and apparatus for system call command batch processing

Determining a quantity of remote shared partitions based on mapper and reducer nodes

ZHONGXING MICROELECTRONICS TECHNOLOGY CO LTD

Clock recovery method, device and system and computer storage medium

Chromatic dispersion measurement method and device and digital coherent receiver

UNIV SHENZHEN

Real-time, ultrafast framing optical imaging device with high spatial resolution

Spectral phase interference device and system

HUAWEI DIGITAL POWER TECH CO LTD

Resonant converter, control method of resonant converter, and related device

Power conversion device and control method thereof

UNIV MARYLAND

Error mitigation system using line coding for optical WDM communications

TREND MICRO INC

Methods and arrangement for handling phishing calls for telecommunication-enabled devices

LEE TAI KEUNG

Multiple resonant converter apparatus and control method

UNIV OHIO

Versatile ambient ionization-based interface for LC/MS

LI CHUANDONG

Method with improved phase robustness in coherent detected optical system

MEDTRONIC PS MEDICAL INC

Flow regulating shunt valve

WUHAN CHUANGXIAN TECH CO LTD

Vacuum cleaner

UNIV HENAN POLYTECHNIC

Graded early warning system for rollover of heavy-duty truck based on time-varying interactive kalman filtering and early warning method thereof

LITE ON ELECTRONICS GUANGZHOU

Method and apparatus for document digitization