JUN SONG

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for optimized assignment of Abis transmission...
- Patent number 7,818,019
- Issue date Oct 19, 2010
- Alcatel Lucent
- Enyuan Qian
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
GATEWAY AND METHOD FOR DELAYING TELEPHONE RINGING
- Publication number 20150296079
- Publication date Oct 15, 2015
- AMBIT MICROSYSTEMS (SHANGHAI) LTD.
- JUN SONG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROTOCOL INTERWORKING DEVICE FOR NETWORK TELEPHONE SYSTEM AND METHO...
- Publication number 20120246328
- Publication date Sep 27, 2012
- HON HAI Precision Industry CO., LTD.
- JUN SONG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR OPTIMIZED ASSIGNMENT OF ABIS TRANSMISSION...
- Publication number 20070177543
- Publication date Aug 2, 2007
- ALCATEL LUCENT
- Enyuan Qian
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for implementing voice group call service and...
- Publication number 20060221890
- Publication date Oct 5, 2006
- ALCATEL
- Enyuan Qian
- H04 - ELECTRIC COMMUNICATION TECHNIQUE