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Daqing ZHANG
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Beijing, CN
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Patents Grants
last 30 patents
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Patent Grant
Method for determining a doppler frequency shift of a wireless sign...
Patent number
10,630,403
Issue date
Apr 21, 2020
Peking University
Daqing Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Fall detection method and system
Patent number
10,531,817
Issue date
Jan 14, 2020
Peking University
Daqing Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
METHOD, SYSTEM, DEVICE AND STORAGE MEDIUM FOR NON-CONTACT VELOCITY...
Publication number
20230141843
Publication date
May 11, 2023
Peking University
Daqing ZHANG
G01 - MEASURING TESTING
Information
Patent Application
METHOD, SYSTEM, COMPUTER DEVICE, AND STORAGE MEDIUM FOR NON-CONTACT...
Publication number
20210391908
Publication date
Dec 16, 2021
Peking University
Daqing ZHANG
G01 - MEASURING TESTING
Information
Patent Application
FALL DETECTION METHOD AND SYSTEM
Publication number
20190175074
Publication date
Jun 13, 2019
Peking University
Daqing ZHANG
G08 - SIGNALLING
Information
Patent Application
METHOD FOR DETERMINING A DOPPLER FREQUENCY SHIFT OF A WIRELESS SIGN...
Publication number
20190020425
Publication date
Jan 17, 2019
Peking University
Daqing ZHANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE