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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for reducing distortion echo
Patent number
9,749,475
Issue date
Aug 29, 2017
SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD.
Sheng Wu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for reducing echo
Patent number
9,697,846
Issue date
Jul 4, 2017
SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD.
Sheng Wu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Semiconductor structures and fabrication methods including trench f...
Patent number
8,779,423
Issue date
Jul 15, 2014
Shanghai Hua Hong Nec Electronics Company, Limited
Jiquan Liu
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
FLUE GAS PURIFICATION SYSTEM FOR HAZARDOUS WASTE INCINERATION AND P...
Publication number
20240139678
Publication date
May 2, 2024
CHONGQING GREENING ENVIRONMENTAL PROTECTION CO.LTD
Wei Ji
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Multi-Application Interaction Method
Publication number
20230367464
Publication date
Nov 16, 2023
Huawei Technologies Co., Ltd
Wei Ji
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COLLABORATIVE DISPLAY METHOD, TERMINAL DEVICE, AND COMPUTER-READABL...
Publication number
20230342106
Publication date
Oct 26, 2023
Huawei Technologies Co., Ltd
Wei Ji
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IMAGE SEGMENTATION METHOD AND APPARATUS, COMPUTER DEVICE, AND STORA...
Publication number
20230106468
Publication date
Apr 6, 2023
TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
Shuang YU
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ECHO CANCELLATION METHOD AND APPARATUS
Publication number
20220301577
Publication date
Sep 22, 2022
Spreadtrum Communications (Shanghai) CO., Ltd.
Benbiao Luo
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
METHOD AND APPARATUS FOR REDUCING ECHO
Publication number
20160189727
Publication date
Jun 30, 2016
Spreadtrum Communications (Shanghai) CO., Ltd.
Sheng WU
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
METHOD AND APPARATUS FOR REDUCING DISTORTION ECHO
Publication number
20160189700
Publication date
Jun 30, 2016
Spreadtrum Communications (Shanghai) Co., Ltd.
Sheng WU
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
SEMICONDUCTOR STRUCTURES AND FABRICATION METHOD
Publication number
20130105796
Publication date
May 2, 2013
Shanghai Hua Hong NEC Electronics Company, Limited
JIQUAN LIU
H01 - BASIC ELECTRIC ELEMENTS