Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Group authentication method










Image Number 11 for United States Patent #8005460.

A group authentication method adaptable to a communication system is disclosed. The communication system includes a user group, a serving network, and a home network. The user group includes at least one mobile station. The home network pre-distributes a group authentication key to itself and all the mobile stations in the same user group and generates a mobile station authentication key for each mobile station. The home network generates a group list for recording related information of the user group. The home network has a database for recording the group list. The serving network has a database for recording the group list and a group authentication data received from the home network. The group authentication method includes following steps. The serving network performs an identification action to a mobile station. The communication system performs a full authentication action or a local authentication action according to the result of the identification action.








 
 
  Recently Added Patents
Level shifter and method of using the same
Unified recovery
Device and implantation system for electrical stimulation of biological systems
Semiconductor element-embedded wiring substrate
System and method for locating, tracking, and/or monitoring the status of personnel and/or assets both indoors and outdoors
Light emitting device
Linear book scanner
  Randomly Featured Patents
Infant carrying device handle
Pharmaceutical combination of 5-fluorouracil and derivate of 1,4-dihydropyridine and its use in the treatment of cancer
Return vending machine
Motorcycle tire
Paper dispensing pen
Cooling system for a data processing unit
Transponder employing modulated backscatter microstrip double patch antenna
Pull-apart key holder
Fail-safe oil lubricated helium compressor unit with oil-free gas delivery
Ink-jet recording apparatus including pump, method for controlling the ink-jet recording apparatus and method for controlling the pump