Zahir Uddin Ahmad

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Daejeon-city, KR

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Patents Grantslast 30 patents

Information Patent Grant
Failure recovery method in non revertive mode of Ethernet ring network
- Patent number 9,160,563
- Issue date Oct 13, 2015
- Electronics and Telecommunications Research Institute
- Jeong-Dong Ryoo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Failure recovery method in non revertive mode of ethernet ring network
- Patent number 8,797,845
- Issue date Aug 5, 2014
- Electronics and Telecommunications Research Institute
- Jeong-Dong Ryoo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
FAILURE RECOVERY METHOD IN NON REVERTIVE MODE OF ETHERNET RING NETWORK
- Publication number 20140241148
- Publication date Aug 28, 2014
- ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE (ETRI)
- Jeong-Dong RYOO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FAILURE RECOVERY METHOD IN NON REVERTIVE MODE OF ETHERNET RING NETWORK
- Publication number 20110019538
- Publication date Jan 27, 2011
- ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
- Jeong-Dong Ryoo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR PROTECTION SWITCHING IN ETHERNET RING NETWORK
- Publication number 20100110881
- Publication date May 6, 2010
- Jeong-Dong Ryoo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE