Chan Zhao

Person

Shenzhen, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Method and device for recovering OTUk frame, and system for transpo...
- Patent number 8,848,747
- Issue date Sep 30, 2014
- Huawei Technologies Co., Ltd.
- Li Zeng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Clock recovery apparatus
- Patent number 8,781,333
- Issue date Jul 15, 2014
- Huwei Technologies Co., Ltd.
- Fabian Nikolaus Hauske
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method, apparatus, and system for feedback control of coherent rece...
- Patent number 8,463,142
- Issue date Jun 11, 2013
- Huawei Technologies Co., Ltd.
- Chan Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for channel protection switching of optical ne...
- Patent number 8,229,296
- Issue date Jul 24, 2012
- Huawei Technologies Co., Ltd.
- Chan Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and device for receiving OPFDM-DQPSK signal
- Patent number 8,064,544
- Issue date Nov 22, 2011
- Huawei Technologies Co., Ltd.
- Liangchuan Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Ranging method and system for passive optical network and optical n...
- Patent number 7,925,157
- Issue date Apr 12, 2011
- Huawei Technologies Co., Ltd.
- Xiaogeng Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CLOCK RECOVERY APPARATUS
- Publication number 20120177156
- Publication date Jul 12, 2012
- Huawei Technologies Co., Ltd
- Fabian Nikolaus Hauske
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND DEVICE FOR RECOVERING OTUK FRAME, AND SYSTEM FOR TRANSPO...
- Publication number 20120141116
- Publication date Jun 7, 2012
- Huawei Technologies Co., Ltd
- Li Zeng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD, APPARATUS, AND SYSTEM FOR FEEDBACK CONTROL OF COHERENT RECE...
- Publication number 20120057884
- Publication date Mar 8, 2012
- Huawei Technologies Co., Ltd
- Chan Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND DEVICE FOR RECEIVING OPFDM-DQPSK SIGNAL
- Publication number 20100166116
- Publication date Jul 1, 2010
- Huawei Technologies Co., Ltd
- Liangchuan LI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD, DEVICE, AND SYSTEM FOR POLARIZATION DIVISION MULTIPLE...
- Publication number 20100166423
- Publication date Jul 1, 2010
- Huawei Technologies Co., Ltd
- Deyuan Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR CHANNEL PROTECTION SWITCHING OF OPTICAL NE...
- Publication number 20090290867
- Publication date Nov 26, 2009
- Chan ZHAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Ranging method and system for passive optical network and optical n...
- Publication number 20080124075
- Publication date May 29, 2008
- Huawei Technologies Co., Ltd.
- Xiaogeng Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Person

Patents Grantslast 30 patents

Method and device for recovering OTUk frame, and system for transpo...

Clock recovery apparatus

Method, apparatus, and system for feedback control of coherent rece...

Method and apparatus for channel protection switching of optical ne...

Method and device for receiving OPFDM-DQPSK signal

Ranging method and system for passive optical network and optical n...

Patents Applicationslast 30 patents

CLOCK RECOVERY APPARATUS

METHOD AND DEVICE FOR RECOVERING OTUK FRAME, AND SYSTEM FOR TRANSPO...

METHOD, APPARATUS, AND SYSTEM FOR FEEDBACK CONTROL OF COHERENT RECE...

METHOD AND DEVICE FOR RECEIVING OPFDM-DQPSK SIGNAL

METHOD, DEVICE, AND SYSTEM FOR POLARIZATION DIVISION MULTIPLE...

METHOD AND APPARATUS FOR CHANNEL PROTECTION SWITCHING OF OPTICAL NE...

Ranging method and system for passive optical network and optical n...