Patent ID: 7606565

Claim:
A program updating apparatus for a radio base station, comprising: a dip switch to be set to one of a management mode and a normal mode, said management mode selecting said radio base station to serve as a management radio base station and said normal mode selecting said radio base station to serve as a non-management radio base station, wherein said radio base station comprises a radio base station in a network of radio base stations, said network comprising: a plurality of radio base stations set to be said non-management radio base stations, each of said non-management radio base stations having a program receiving unit to receive a program and a program transfer unit to transmit a program, wherein each of said plurality of non-management radio base stations has a first program; and a management radio base station storing, in a Read Only Memory (ROM), a second program to which said first program is updated, said management radio base station having a program transfer unit to transfer said second program, wherein said management radio base station transmits said second program to at least one of said plurality of non-management radio base stations such that said first program is updated to said second program, said transmission occurring between said program transfer unit of said management radio base station to said program receiving unit of said at least one of said plurality of non-management radio base stations, and said non-management radio base station having said second program, as a first master radio base station, uses its said program transfer unit to transmit said second program to a program receiving unit of another of said plurality of non-management radio base stations, as a first slave radio base station which does not have said second program, such that said first program in said first slave radio base station is updated to said second program.