Secondary automatic gain control loops for direct conversion...
Secondary battery control circuit
Sectored array antenna CDMA system for improved softer handoff
Sectorized cell having non-redundant broadband processing unit
Sectorized cellular radio base station antenna
Secure access telephone extension system and method in a cordles
Secure and custom configurable key, pen or voice based...
Secure radio personal communications system and method
Secure wireless communication user identification by voice...
Secured wireless handsets
Security module
Selectable assignment of default call address
Selecting common features of accessories coupled to a...
Selecting paging channel mode
Selective carrier denial for mobile subscribers
Self configuring multiple element portable electronic device
Self configuring multiple element portable electronic device
Self configuring multiple element portable electronic device
Self contained keypad assembly
Self defense cell phone with shocking circuitry