Patent ID: 7170872

Claim:
A method of reserving quality of service (QoS) in a wireless telecommunication system comprising at least one mobile station, a support node serving the mobile station, and a data terminal communicating with the mobile station, in which system quality of service is reserved and maintained by transmitting path messages and reservation messages between QoS protocol entities of the mobile station and the data terminal, the method comprising: storing, in the mobile station and the support node, data at least on the first path and reservation messages to be transmitted between the mobile station and the data terminal when reserving quality of service, said first oath and reservation messages being stored as such, dropping, on the basis of said stored data, the next messages corresponding to said first path and reservation messages to be transmitted between the mobile station and the data terminal, and transmitting messages corresponding to said first path and reservation messages periodically to the QoS protocol entities of the mobile station and the data terminal on the basis of said stored first path and reservation message.