Disclosed is an integrated handheld computer and telephony system. Integration of the handheld computer and telephony system is at the physical and operational level. For example, the integrated handheld computer and telephony system physically integrates a handheld computer with a mobile (e.g., cellular)...http://www.google.com/patents/US7555727?utm_source=gb-gplus-sharePatent US7555727 - Integrated handheld computing and telephony system and services
Integrated handheld computing and telephony system and services