Inventor

XU WEIWEI

CN51 patents

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

XU WEIWEI

HUAWEI TECH CO LTD

Picture prediction method and apparatus

Picture prediction method and apparatus

Method and apparatus for obtaining a mapping curve parameter

Inter prediction method and apparatus

Inter prediction method and apparatus

Inter prediction method and apparatus, and terminal device

Image processing method and system, and device

Video signal processing method and apparatus

Motion vector prediction for video coding

Image dynamic range processing method and apparatus

Determination of a parameter set for a tone mapping curve

High dynamic range HDR video processing method, encoding device, and decoding device

Encoder, decoder, system, and method for determining tone mapping curve parameters

Method and apparatus for processing image signal conversion, and terminal device

Tone mapping method and apparatus

Dynamic range mapping method and apparatus

Image processing method and apparatus

Video encoding method, video decoding method, and apparatus

SHENZHEN QIANHAI PATUOXUN NETWORK AND TECH CO LTD

Mouse

Mouse

Mouse

Wireless presenter

USB receiver for wireless presenter

XU WEIWEI

Switching converter having a plurality N of outputs providing N output signals and at least one inductor and method for controlling such a switching converter

Methods for inspection sampling on full patterned wafer using multiple scanning electron beam column array

Switching converter and method for controlling a switching converter

Joint-aware manipulation of deformable models

NXP USA INC

Third order intermodulation distortion cancellation

Differential bootstrapped track-and-hold circuit with cross-coupled dummy sampling switches

Pre-conditional calibration for third order intermodulation distortion (IMD3) cancellation

Multi-phase analog to digital converter (ADC)

MICROSOFT CORP

Gradient domain editing of animated meshes

Direct manipulation of subdivision surfaces using a graphics processing unit

Shape deformation

ZHEJIANG HISUN PHARM CO LTD

Preparation method for praziquantel and intermediate compounds thereof

Intermediate compounds for preparation of praziquantel and processes for preparing the intermediate compounds

4-benzyl-1-phenethyl-piperazine-2,6-dione preparation method, and intermediate and preparation method thereof

MARVELL INT LTD

Current steering cell with code-dependent nonlinearity cancellation and fast settling for low-power low-area high-speed digital-to-analog converters

Reconfigurable regulator for regulating power in linear and switching modes

MARVELL WORLD TRADE LTD

Class-D driven low-drop-output (LDO) regulator

Switched-capacitor bandgap reference circuit using chopping technique

UNIV ZHEJIANG

Method for generating hexahedral mesh based on closed-form polycube

Indoor scene virtual roaming method based on reflection decomposition

HEFEI CLT MICROELECTRONICS CO LTD

DC converter and a control method of a PWM controller

Control circuit for reducing electromagnetic radiation and control method thereof, and isolated power supply system

ELECTRONIC SILK ROAD SHENZHEN TECH CO LTD

Tablet case with wireless keyboard

WEIYU SHENZHEN TECH CO LTD

Wireless charger

WAYMEET SHENZHEN TECH CO LTD

Tablet keyboard cover

NANJING HYDRAULIC RES INST

Ultra-large horizontal seepage test system with intelligent graded loading and variable seepage path

NANJING INST GEOGRAPHY & LIMNOLOGY CAS

Integrated method for clearance, collection and capture of internal pollutants and algae in a surface layer of the lake bottom