Kai Heikkinen

Follow

Person

Helsinki, FI

People

Patents Grantslast 30 patents

Information Patent Grant
Service priorities in a multi-cell network
- Patent number 7,224,976
- Issue date May 29, 2007
- Nokia Corporation
- Atte Artamo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and network element for controlling handover
- Patent number 7,197,318
- Issue date Mar 27, 2007
- Nokia Corporation
- Uwe Schwarz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for inter-operator handover between WCDMA and GSM
- Patent number 6,836,471
- Issue date Dec 28, 2004
- Nokia Mobile Phones Ltd
- Harri Holma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of WCDMA coverage based handover triggering
- Patent number 6,615,044
- Issue date Sep 2, 2003
- Nokia Mobile Phones, Ltd.
- Karl Tigerstedt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and network element for controlling handover
- Publication number 20040121777
- Publication date Jun 24, 2004
- Uwe Schwarz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Service priorities in multi-cell network
- Publication number 20040053606
- Publication date Mar 18, 2004
- Atte Artamo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of WCDMA coverage based handover triggering
- Publication number 20020187784
- Publication date Dec 12, 2002
- Nokia Mobile Phones, Ltd.
- Karl Tigerstedt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and system for inter-operator handover between WCDMA and GSM
- Publication number 20020105927
- Publication date Aug 8, 2002
- Nokia Mobile Phones Ltd.
- Harri Holma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE