Yong Zhao

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Plano, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for handling roaming of mobile device to restricted area
- Patent number 8,818,333
- Issue date Aug 26, 2014
- Alcatel Lucent
- Lu Tian
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuit switch fallback (CSFB) during prepaging
- Patent number 8,588,772
- Issue date Nov 19, 2013
- Alcatel Lucent
- Lu Tian
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Logical paging areas
- Patent number 8,351,962
- Issue date Jan 8, 2013
- Alcatel Lucent
- Lu Tian
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CIRCUIT SWITCH FALLBACK (CSFB) DURING PREPAGING
- Publication number 20130237213
- Publication date Sep 12, 2013
- Lu Tian
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CIPHER KEY GENERATION IN COMMUNICATION SYSTEM
- Publication number 20120198227
- Publication date Aug 2, 2012
- Alec Brusilovsky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for handling roaming of mobile device to restricted area
- Publication number 20090305666
- Publication date Dec 10, 2009
- Lu Tian
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Logical paging areas
- Publication number 20080261629
- Publication date Oct 23, 2008
- ALCATEL LUCENT
- Lu Tian
- H04 - ELECTRIC COMMUNICATION TECHNIQUE