Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Methods and apparatus for supporting optimum call routing in a cellular telecommunications system

Methods and apparatus for supporting optimum call routing in a cellular telecommunications system

US Patent 6871072 · Granted Mar 22, 2005

Estimated economic value: $13,484,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for supporting numeric voice dialing2002
Method and apparatus for routing calls to a low power portable2000
Method and apparatus for evaluating a received signal in a wireless communicatio2000
Multiple-level home area pricing for cellular mobile telephones2000
Over the air locking of user identity modules for mobile telephones1998
Method and apparatus for wireless trunking to private branch exchanges1998
Mobile-assisted handoff technique1997
Over the air locking of user identity modules for mobile telephones1997
Sectored voice channels with rear lobe protection1992
Method of monitoring cellular radio channels to avoid adjacent and co-channel in1992