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Shenzhen, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Method and system for protecting integrated optoelectronic devices
Patent number
8,606,099
Issue date
Dec 10, 2013
Huawei Technologies Co., Ltd.
Yong Duan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Time delay adjustment device and method
Patent number
8,594,513
Issue date
Nov 26, 2013
Huawei Technologies Co., Ltd.
Zhihui Tao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for generating a dispersion compensation signal
Patent number
8,244,141
Issue date
Aug 14, 2012
Huawei Technologies Co., Ltd.
Wei Fu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for detecting dispersion, optical signal transmis...
Patent number
8,229,299
Issue date
Jul 24, 2012
Huawei Technologies Co., Ltd.
Yue Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for detecting dispersion, optical signal transmis...
Patent number
8,229,298
Issue date
Jul 24, 2012
Huawei Technologies Co., Ltd.
Yue Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Channel protection for multi-channel optical transmission system an...
Patent number
8,103,162
Issue date
Jan 24, 2012
Huawei Technologies Co., Ltd.
Yong Duan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for m-ary phase-shifting keying modulation
Patent number
7,881,618
Issue date
Feb 1, 2011
Huawei Technologies Co., Ltd.
Cishuo Yan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND DEVICE FOR DETECTING DISPERSION, OPTICAL SIGNAL TRANSMIS...
Publication number
20120027406
Publication date
Feb 2, 2012
Huawei Technologies Co., Ltd
Yue LIU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TIME DELAY ADJUSTMENT DEVICE AND METHOD
Publication number
20110097091
Publication date
Apr 28, 2011
Huawei Technologies Co., Ltd
Zhihui TAO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optoelectronic Integrated Apparatus And Method For Protecting Optoe...
Publication number
20100278526
Publication date
Nov 4, 2010
Huawei Technologies Co., Ltd.
Yong Duan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and apparatus for generating a dispersion compensation signal
Publication number
20100014872
Publication date
Jan 21, 2010
Huawei Technologies Co., Ltd
Wei Fu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR PROTECTING INTEGRATED OPTOELECTRONIC DEVICES
Publication number
20090226161
Publication date
Sep 10, 2009
Huawei Technologies Co., Ltd
Yong Duan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL SOURCE LINK TRANSMISSION DEVICE AND METHOD
Publication number
20090196598
Publication date
Aug 6, 2009
Huawei Technologies Col., Ltd.
Yong DUAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISPERSION COMPENSATION METHOD AND FIBER TRANSMISSION SYSTEM
Publication number
20090175629
Publication date
Jul 9, 2009
Yue Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND DEVICE FOR DETECTING DISPERSION, OPTICAL SIGNAL TRANSMIS...
Publication number
20090127443
Publication date
May 21, 2009
Huawei Technologies Co., Ltd
Yue LIU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD FOR M-ARY PHASE-SHIFTING KEYING MODULATION
Publication number
20080304598
Publication date
Dec 11, 2008
Huawei Technologies Co., Ltd
Cishuo Yan
H04 - ELECTRIC COMMUNICATION TECHNIQUE