Method for transmission of system information in a cellular network

Base station of a cellular network configured to transmit system information items to a first user equipment and a second user equipment, the base station being configured to provide a plurality of system information items, and the first user equipment belongs to a first type of user equipment and the second user equipment belongs to a second type of user equipment, different from the first type,

• upon reception of a request for system information from the first and second user equipment, the base station is configured to:
• ascertain a release indication relating to the technology release the user equipment is configured to provide,
• collect for each request a subset of the system information items considering the type of user equipment in a set of system information messages for the respective type of user equipment, wherein collecting a subset of system information items the base station is further configured to consider said release indication, and
• provide each of said set of system information message to the requesting user equipment,
• wherein at least one system information item is collected in the set of system information messages for the first type of user equipment and said at least one system information item is lacking in the set of system information messages for the second type of user equipment.

Method for a user equipment configured to operate with a base station of a cellular network, the base station being configured to provide a plurality of system information items, at least for a first type of user equipment and a second type of user equipment, different from the first type, said user equipment belonging to the first type of user equipment,

• the method comprising the step for the user equipment of:
• sending a request for system information to the base station,
• receiving in response at least one system information message, said at least one system information message comprising a subset of the system information items considering the type of the user equipment,
• wherein at least one system information item contained in the set of system information messages for the first type of user equipment is lacking in the set of system information messages for the second type of user equipment, and
• further comprising, in case the user equipment fails to decode said at least one system information message provided by the base station, the step of requesting from the base station a basic version of system information items for camping on the base station.