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Johann Daigremont
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Bagneux, FR
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Patents Grants
last 30 patents
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Patent Grant
Enhancement of signalling in a “Push to Talk” type communication se...
Patent number
7,869,821
Issue date
Jan 11, 2011
Alcatel Lucent
Patrick Legrand
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for localizing a mobile terminal in an area under radio cove...
Patent number
7,295,846
Issue date
Nov 13, 2007
Alcatel
Johann Daigremont
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
APPLICATION SERVER ALLOWING THE DISTRIBUTION OF A CALL INTENDED FOR...
Publication number
20090252158
Publication date
Oct 8, 2009
Alcatel Lucent
Maria Laura Maag
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ENHANCEMENT OF SIGNALLING IN A "PUSH TO TALK" TYPE COMMUNICATION SE...
Publication number
20080096599
Publication date
Apr 24, 2008
ALCATEL LUCENT
Patrick LEGRAND
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for localizing a mobile terminal in an area under radio cove...
Publication number
20030220105
Publication date
Nov 27, 2003
ALCATEL
Johann Daigremont
H04 - ELECTRIC COMMUNICATION TECHNIQUE