Patent Portfolio for Sale:Mobile Cellular Wireless
# GSM bad cell channel frequency planning
# Cell configuration & reconfiguration
# Cell codes & frequencies
# Tracking changes in subscriber ID codes
# Network topology
The seller would like to be granted a license back.
The seller may consider selling these patents individually.
Class 455: TelecommunicationsThis is the generic class for modulated carrier wave communications not elsewhere classifiable.
Subclass 423: Diagnostic testing, malfunction indication, or electrical condition measurement
Subclass 424: System equipment
Subclass 432.1: Roaming
Subclass 436: Handoff
Subclass 437: Mobile assisted or initiated
Subclass 440: Based upon unit location
Subclass 446: Including cell planning or layout
Subclass 456.1: Location monitoring
Subclass 517: To or from mobile station
Subclass 562.1: Having specific antenna arrangement
Subclass 67.11: Having measuring, testing, or monitoring of system or part
Class 370: Multiplex CommunicationsThis is the generic class for multiplexing or duplexing systems, methods, or apparatus.
Subclass 252: Determination of communication parameters
Subclass 328: Having a plurality of contiguous regions served by respective fixed stations