Changxi ZHENG

Person

New York, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Neural-network-based approach for speech denoising
- Patent number 11,894,012
- Issue date Feb 6, 2024
- The Trustees of Columbia University in the City of New York
- Changxi Zheng
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Trackpad on back portion of a device
- Patent number 11,886,673
- Issue date Jan 30, 2024
- Snap Inc.
- Shree K. Nayar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and device for three-dimensional object scanning with invisi...
- Patent number 11,860,098
- Issue date Jan 2, 2024
- Tencent America LLC
- Xinyuan Li
- G01 - MEASURING TESTING
Information Patent Grant
Acoustic zooming
- Patent number 11,721,354
- Issue date Aug 8, 2023
- Snap Inc.
- Changxi Zheng
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Trackpad on back portion of a device
- Patent number 11,550,435
- Issue date Jan 10, 2023
- Snap Inc.
- Shree K. Nayar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Acoustic zooming
- Patent number 11,189,298
- Issue date Nov 30, 2021
- Snap Inc.
- Changxi Zheng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic zooming
- Patent number 11,152,012
- Issue date Oct 19, 2021
- Snap Inc.
- Changxi Zheng
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Vibrational input elements
- Patent number 11,126,266
- Issue date Sep 21, 2021
- Snap Inc.
- Chang Xiao
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Systems and methods for steganography based on text fonts
- Patent number 10,755,375
- Issue date Aug 25, 2020
- Changxi Zheng
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
METHODS, DEVICES, AND SYSTEMS FOR AUGMENTED REALITY
- Publication number 20240302671
- Publication date Sep 12, 2024
- Tencent America LLC
- Yu Ji
- G02 - OPTICS
Information Patent Application
HIGH SPEED COMMUNICATION WITH WIDE AREA MOVEABLE RECEIVERS USING IN...
- Publication number 20240291563
- Publication date Aug 29, 2024
- Tencent America LLC
- Yanchen LIU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND DEVICE FOR THREE-DIMENSIONAL OBJECT SCANNING WITH INVISI...
- Publication number 20240241055
- Publication date Jul 18, 2024
- Tencent America LLC
- Xinyuan LI
- G01 - MEASURING TESTING
Information Patent Application
THREE-DIMENSIONAL OBJECT SCANNING DEVICE AND METHOD
- Publication number 20240142225
- Publication date May 2, 2024
- Tencent America LLC
- Yu JI
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
NEURAL-NETWORK-BASED APPROACH FOR SPEECH DENOISING STATEMENT REGARD...
- Publication number 20230306981
- Publication date Sep 28, 2023
- THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
- Changxi ZHENG
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
TRACKPAD ON BACK PORTION OF A DEVICE
- Publication number 20230103517
- Publication date Apr 6, 2023
- Snap Inc.
- Shree K. Nayar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ACOUSTIC ZOOMING
- Publication number 20220108713
- Publication date Apr 7, 2022
- Snap Inc.
- Changxi Zheng
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
VIBRATIONAL INPUT ELEMENTS
- Publication number 20220004260
- Publication date Jan 6, 2022
- Snap Inc.
- Chang Xiao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TRACKPAD ON BACK PORTION OF A DEVICE
- Publication number 20210357075
- Publication date Nov 18, 2021
- Snap Inc.
- Shree K. Nayar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ACOUSTIC ZOOMING
- Publication number 20210217432
- Publication date Jul 15, 2021
- Snap Inc.
- Changxi Zheng
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SYSTEMS AND METHODS FOR STEGANOGRAPHY BASED ON TEXT FONTS
- Publication number 20180247386
- Publication date Aug 30, 2018
- THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
- Changxi ZHENG
- G06 - COMPUTING CALCULATING COUNTING

Changxi ZHENG

Person

Patents Grantslast 30 patents

Neural-network-based approach for speech denoising

Trackpad on back portion of a device

Method and device for three-dimensional object scanning with invisi...

Acoustic zooming

Trackpad on back portion of a device

Acoustic zooming

Acoustic zooming

Vibrational input elements

Systems and methods for steganography based on text fonts

Patents Applicationslast 30 patents

METHODS, DEVICES, AND SYSTEMS FOR AUGMENTED REALITY

HIGH SPEED COMMUNICATION WITH WIDE AREA MOVEABLE RECEIVERS USING IN...

METHOD AND DEVICE FOR THREE-DIMENSIONAL OBJECT SCANNING WITH INVISI...

THREE-DIMENSIONAL OBJECT SCANNING DEVICE AND METHOD

NEURAL-NETWORK-BASED APPROACH FOR SPEECH DENOISING STATEMENT REGARD...

TRACKPAD ON BACK PORTION OF A DEVICE

ACOUSTIC ZOOMING

VIBRATIONAL INPUT ELEMENTS

TRACKPAD ON BACK PORTION OF A DEVICE

ACOUSTIC ZOOMING

SYSTEMS AND METHODS FOR STEGANOGRAPHY BASED ON TEXT FONTS