P

Inventor

ZHANG YUMIN

CN15 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG YUMIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HALLIBURTON ENERGY SERVICES INC

3 patents
US10619479B2Apr 14, 2020

Devices and methods for digital signal processing in mud pulse telemetry

HALLIBURTON ENERGY SERVICES INC2 citations71
US10502052B2Dec 10, 2019

Devices and methods for filtering pump interference in mud pulse telemetry

HALLIBURTON ENERGY SERVICES INC2 citations71
US11448065B2Sep 20, 2022

Digital signal processing in mud pulse telemetry

HALLIBURTON ENERGY SERVICES INC0 citations60

SARNOFF CORP

2 patents
US6754872B2Jun 22, 2004

Method and apparatus for reducing channel distortion in a wireless communications network

SARNOFF CORP57 citations94
US6968494B2Nov 22, 2005

Method and apparatus for adaptively coding a data signal

SARNOFF CORP6 citations61

INTEGRATED DEVICE TECH

2 patents
US9589626B1Mar 7, 2017

Single-ended memory signal equalization at power up

INTEGRATED DEVICE TECH15 citations83
US8754673B1Jun 17, 2014

Adaptive reference voltage generators that support high speed signal detection

INTEGRATED DEVICE TECH1 citations51

TEXAS INSTRUMENTS INC

2 patents
US10103840B2Oct 16, 2018

Packet header protection for utility networks

TEXAS INSTRUMENTS INC0 citations51
US9231732B2Jan 5, 2016

Packet header protection for utility networks

TEXAS INSTRUMENTS INC0 citations51

WANG WEI

1 patent
US8723573B1May 13, 2014

Method and apparatus for reducing crowbar current and controlling slew rate

WANG WEI21 citations92

WANG SHAWN

1 patent
US8773096B2Jul 8, 2014

Apparatuses and methods responsive to output variations in voltage regulators

WANG SHAWN7 citations80

SYNOPSYS INC

1 patent
US9594867B2Mar 14, 2017

DRC-based hotspot detection considering edge tolerance and incomplete specification

SYNOPSYS INC4 citations70

JIAHUA CHEMISTRY BINZHOU CO LTD

1 patent
US11938416B2Mar 26, 2024

Polyether polyol refining method and refining apparatus

JIAHUA CHEMISTRY BINZHOU CO LTD0 citations55

(unassigned)

1 patent
US6113107ASep 5, 2000

Self-lubricated and-adjusted piston ring

4 citations55

HUAWEI TECH CO LTD

1 patent
US12035103B2Jul 9, 2024

Speaker apparatus

HUAWEI TECH CO LTD0 citations41